CN113017337A - Intelligent baby bed trolley - Google Patents
Intelligent baby bed trolley Download PDFInfo
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- CN113017337A CN113017337A CN202110341848.0A CN202110341848A CN113017337A CN 113017337 A CN113017337 A CN 113017337A CN 202110341848 A CN202110341848 A CN 202110341848A CN 113017337 A CN113017337 A CN 113017337A
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47D—FURNITURE SPECIALLY ADAPTED FOR CHILDREN
- A47D7/00—Children's beds
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
- B62B7/00—Carriages for children; Perambulators, e.g. dolls' perambulators
- B62B7/04—Carriages for children; Perambulators, e.g. dolls' perambulators having more than one wheel axis; Steering devices therefor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
- B62B9/00—Accessories or details specially adapted for children's carriages or perambulators
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
- B62B9/00—Accessories or details specially adapted for children's carriages or perambulators
- B62B9/08—Braking mechanisms; Locking devices against movement
- B62B9/085—Braking mechanisms; Locking devices against movement hand operated
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
- B62B9/00—Accessories or details specially adapted for children's carriages or perambulators
- B62B9/24—Safety guards for children, e.g. harness
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Abstract
The invention provides an intelligent baby bed carriage which can realize the functions of static sleeping and driving, and comprises: the vehicle type bed body, the acquisition module, the pacifying module, the automatic curtain pulling module, the automatic parking module, the communication module, the main control module, the server and the client. The intelligent baby crib car is used as a common baby crib in a static state, the state of the baby sleeping and crying is identified through the pressure sensor and the sound sensor, intelligent music pacifying is achieved, and a client side gives an alarm for reminding; the opening of the curtain is intelligently controlled through the light intensity sensor and the automatic curtain pulling module, so that soft light sensation is guaranteed; the temperature and humidity sensor monitors the temperature and humidity level of the mattress in real time to ensure the comfort of the baby; under the action state, act as the shallow, leave the hand when the perambulator, open parking module voluntarily, prevent that danger from taking place. The two modes combine intelligent internet of things and machine learning, the structure is safe, the design is reasonable, the operation is convenient, and a safe and comfortable environment is provided for the baby.
Description
Technical Field
The invention belongs to the technical field of baby products and the field of Internet of things, and particularly relates to an intelligent baby bed trolley.
Background
With the development of technologies such as internet of things and cloud computing, the intelligent monitoring device has strong market potential. With the comprehensive implementation of the two-birth policy, China is coming to a new birth peak, people pay more and more attention to the health condition of infants, and related industries such as infant products and the like become the most direct beneficiaries. With the rapid development of software and hardware technologies, the monitoring means is more and more mature, the identification degree is also continuously improved, and in modern life, the rhythm of life of people is faster and faster, and the pressure is higher and higher. This makes the reasonable arrangement of rest for people stricter, and how to solve the division of the mother and the baby, the infant monitoring becomes one of the most concerned problems for each newborn family.
Sleep may also be a variable risk factor during growth and development due to the infant's poor physical performance. In order to monitor the infant in the sleeping state in time, a baby carriage monitoring system which is specially designed for the infant and has high cost performance, strong experience and strong functions is developed. One data item in the united states shows that each year, an estimated 328500 infants between 0 and 12 months are treated in emergency departments due to accidental injury. With approximately 168500 injuries annually related to falls. Manual monitoring for 24 hours is impractical.
Most of the time of the newborn baby is spent on the crib, and the crying and alarming actions of the baby contain a great deal of physiological and psychological information of the baby, which is an important means for the baby to communicate with the external environment, reflects certain requirements of the baby, is an alarm sent by the baby to the outside, and has important significance for monitoring crying and action of the baby.
With the rapid development of artificial intelligence, technologies such as machine learning and deep learning are beginning to be studied and landed in the medical field. Machine learning techniques, which are powerful computational tools, can automatically learn features from data to perform specific tasks. In the face of mass data, the machine learning algorithm can achieve the purpose that the traditional algorithm cannot achieve, and the output result is more accurate along with the increase of data processing capacity. From the infant monitoring industry, due to the reasons of body type sound intensity and the like, data difference between different babies is large, machine learning establishes a fitted model through mass data training, recognition accuracy and generalization capability are improved, judgment and prediction are made, and the infant monitoring system has profound significance in the whole monitoring industry field.
Disclosure of Invention
The present invention has been made to solve the above problems, and an object of the present invention is to provide an intelligent baby carriage.
The invention provides an intelligent baby bed carriage, which is characterized by comprising: the vehicle type bed body comprises a bed frame, a bracket which is connected to the bed frame and used for installing a hanging curtain, a frame which is connected with the bed frame, four pulleys which are connected to the bottom of the frame, a mattress which is arranged in the bed frame and a handrail which is connected to the side surface of the bed frame; the acquisition module is arranged on the vehicle type bed body and used for acquiring baby state data, a guardian leaving state and bed and vehicle environment state data; the soothing module is arranged on the vehicle type bed body and used for playing the soporific to sooth the baby; the automatic curtain pulling module is arranged on the bracket and used for automatically pulling up the curtain; the automatic parking module is arranged on the frame and used for automatically parking the intelligent baby bed vehicle; the communication module is arranged at the top of the outer side of the bed frame and used for transmitting baby state data, a guardian leaving state and bed and vehicle environment state data; the main control module is arranged on the frame, is electrically connected with the acquisition module, the pacifying module, the automatic curtain pulling module and the automatic parking module, and receives and intensively processes the infant state data, the guardian leaving state and the bed vehicle environment state data; the server side is in communication connection with the main control module through the communication module and is used for receiving the processed baby state data, the guardian leaving state and the bed and vehicle environment state data, then performing machine learning classification, identifying state information, performing real-time processing and alarming and obtaining a processing result; and the client is in communication connection with the server and used for receiving the processing result so as to send an alarm to remind the guardian.
In the intelligent baby bed carriage provided by the invention, the intelligent baby bed carriage also has the following characteristics: wherein, collection module is including installing in the inside pressure sensor who is used for gathering baby sleep state of mattress, install and be used for real-time supervision to know the sound sensor of the crying state of baby in bed frame inner wall, install the humiture sensor who is used for real-time supervision environment humiture on the mattress, install the light intensity sensor who is used for monitoring environment light intensity on the support and install the distance sensor who is used for monitoring the distance in bed frame inner wall, pacify the audio playback device that the module is used for playing the flexure for installing on the bed frame and arranging baby head position in.
In the intelligent baby bed carriage provided by the invention, the intelligent baby bed carriage also has the following characteristics: wherein, the server side is deployed with first machine learning algorithm neural network model and second machine learning algorithm neural network model to judge whether baby's sound is unusual and whether baby's appearance of sleeping is unusual, and then confirm whether need open the pacifying device, judge whether baby's appearance of sleeping is unusual including following step: step 1-1, a pressure sensor collects infant sleep state data, namely pressure data, and step 1-2, the pressure data are classified through a second machine learning algorithm neural network model and are divided into four types, namely sudden pressure reduction, transient pressure fluctuation, continuous pressure fluctuation and normal pressure; step 1-3, judging according to the classification result, and sending out a bed leaving alarm by the client when the pressure is judged to be suddenly reduced; when the pressure is judged to be temporarily fluctuated, the pacifying module is started; when the pressure is judged to continuously fluctuate, the client sends out an alarm that the baby is awake; and when the pressure is judged to be normal, inquiring through the client. The method for judging whether the sound of the baby is abnormal comprises the following steps: step 2-1, collecting sound signal data of the baby by a sound sensor; step 2-2, classifying the sound signal data of the baby through a first machine learning algorithm neural network model, wherein the classification includes three types, namely short-time sound fluctuation, continuous sound fluctuation and normal sound; step 2-3, judging through the classification result, and controlling to start a pacifying module through a main control module when the sound is judged to fluctuate in a short time; when the sound is judged to fluctuate continuously, the client sends out an alarm that the baby cries; and when the sound is judged to be normal, inquiring through the client.
In the intelligent baby bed carriage provided by the invention, the intelligent baby bed carriage also has the following characteristics: the first machine learning algorithm neural network model is a support vector machine algorithm SVM, and the second machine learning algorithm neural network model is a long-term and short-term memory neural network LSTM.
In the intelligent baby bed carriage provided by the invention, the intelligent baby bed carriage also has the following characteristics: wherein, whether the mattress is abnormal or not is judged by the following steps: step 3-1, a temperature and humidity sensor collects the temperature and humidity of the mattress and records the time; step 3-2, judging the temperature of the mattress through the main control module, and when the temperature is higher than the highest threshold value or lower than the lowest threshold value for 3 minutes, sending out a reminding alarm by the client; and 3-3, judging the humidity of the mattress through the main control module, and when the humidity is higher than a highest threshold value for 3 minutes, sending a reminder that the baby urinates the bed by the client, wherein the highest threshold value of the temperature is 37.5 ℃, the lowest threshold value is 32 ℃, and the highest threshold value of the humidity is 60%.
In the intelligent baby bed carriage provided by the invention, the intelligent baby bed carriage also has the following characteristics: wherein, install the top assembly pulley on the support for the removal of hanging the curtain, automatic draw the curtain module including set up respectively in the both ends of installing the support of assembly pulley and be used for driving the (window) curtain and draw two automatic curtain motors that draw that pull open, draw the curtain motor automatically and link to each other with the host system electrical property, one side of handrail is installed and is drawn the curtain button, is used for this drawing of manual control to draw the curtain button, thereby the automatic curtain motor that draws of drive will hang the curtain and draw, judges whether the ambient light intensity is unusual including following steps: step 4-1, a light intensity sensor collects the ambient light intensity and records the time; step 4-2, judging by the main control module in the state that the curtain is opened, and controlling the automatic curtain pulling motor to automatically pull up the curtain or manually pull up the curtain when the ambient light intensity exceeds the highest threshold value for 5 minutes; and 4-3, judging by the main control module in the closed state of the curtain, and controlling an automatic curtain pulling motor to automatically pull the curtain open or manually pull the curtain open when the ambient light intensity is lower than the lowest threshold value for 5 minutes, wherein the highest threshold value of the ambient light intensity is 600Lux, and the lowest threshold value is 100 Lux.
In the intelligent baby bed carriage provided by the invention, the intelligent baby bed carriage also has the following characteristics: wherein, automatic parking module is including installing two automatic parking motors in the frame department of two pulley tops at rear respectively, and automatic parking motor links to each other with the host system electrical property, and the automatic brake block that is used for the brake is installed to two pulley departments at rear, and parking/driving button are installed to the opposite side of handrail for manual control parking/driving button, thereby make automatic parking motor work, and then drive automatic brake block automatic parking/driving, judge that the guardian is from the car state unusual including following step: step 5-1, a distance sensor collects the distance between a guardian and a vehicle and records the time; 5-2, in the driving state, judging whether the guardian leaves the vehicle for 1 meter for 5 seconds or not through the main control module, and if so, controlling an automatic parking motor through the main control module so as to drive an automatic brake pad to perform automatic parking or pressing a parking/driving button to perform manual parking; and 5-3, in the parking state, judging whether the guardian leaves the vehicle for 5 seconds or not by more than 0.5 m through the main control module, and if so, controlling the automatic parking motor through the main control module to drive the automatic brake pad to perform automatic unlocking or pressing a parking/driving button to perform unlocking to perform manual unlocking.
In the intelligent baby bed carriage provided by the invention, the intelligent baby bed carriage also has the following characteristics: wherein, the bottom of the bed frame is provided with a basket with four corners provided with pulleys for placing articles.
Action and Effect of the invention
According to the intelligent baby bed carriage, the collection module arranged on the bed body can collect baby state data, the state of leaving a guardian from the carriage and the state data of the environment of the bed carriage; because the baby bed is provided with the pacifying module arranged on the car-type bed body, a baby can be pacified; the automatic curtain pulling module arranged on the handrail can automatically pull up the curtain; the intelligent baby crib can be automatically parked because the automatic parking module is connected to the handrail; because the bed frame is provided with the top communication module arranged outside the bed frame, the baby state data, the state of the guardian leaving the bed and the state data of the environment of the bed and the trolley can be transmitted; because the main control module is electrically connected with the acquisition module, the placating module and the automatic curtain drawing module, the automatic parking module and the communication module, the automatic curtain drawing module can receive and intensively process the infant state data, the leaving state of a guardian and the environment state data of a bed vehicle, then judge the result in real time, receive and send the data through the communication module, and control the automatic parking module, the automatic curtain drawing module and the placating module to be opened; because the server side and the client side are in communication connection, relevant data can be received, and finally an alarm is sent out through the client side to remind a guardian.
Furthermore, the intelligent baby carriage classifies data through a machine learning algorithm based on the real-time baby state acquired by multiple sensors, obtains an accurate baby state through adjustment of hyper-parameters and a network model and iterative training, and achieves real-time processing. Based on the environment real-time status that multisensor gathered, intelligent adjustment bed car device makes it comfortable safety.
Therefore, the intelligent baby carriage combines the intelligent Internet of things and machine learning, is safe in structure, reasonable in design and convenient to operate, provides a comfortable and safe living environment for babies through monitoring of the multiple sensors, meanwhile, machine learning classification is carried out on data at the cloud, the recognition precision of the baby state can be effectively improved, real-time automatic processing and alarm reminding work are achieved, the problem of baby monitoring of each newborn family is solved, and the intelligent baby carriage has profound significance in the field of the whole monitoring industry.
Drawings
Fig. 1 is a schematic structural view of an intelligent baby carriage in an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of an intelligent infant stroller with an enlarged schematic mattress according to an embodiment of the invention;
FIG. 3 is a system framework diagram of an intelligent crib cart in an embodiment of the invention;
FIG. 4 is a flow chart of the operation of the intelligent cot in an embodiment of the present invention;
FIG. 5 is a flow chart of the operation of the baby status monitoring of the intelligent infant bed vehicle in an embodiment of the present invention;
FIG. 6 is a flow chart of the operation of the automatic curtain pulling module of the intelligent crib cart in an embodiment of the present invention;
FIG. 7 is a flowchart illustrating operation of an auto park module of the intelligent cot in an embodiment of the present invention;
fig. 8 is a schematic diagram illustrating a server and a client of the intelligent baby carriage according to an embodiment of the present invention.
Detailed Description
In order to make the technical means and functions of the present invention easy to understand, the present invention is specifically described below with reference to the embodiments and the accompanying drawings.
Example (b):
fig. 1 is a schematic structural diagram of an intelligent baby carriage in an embodiment of the present invention, fig. 2 is a schematic structural diagram of an intelligent baby carriage with an enlarged schematic mattress in an embodiment of the present invention, fig. 3 is a schematic system frame diagram of an intelligent baby carriage in an embodiment of the present invention, and fig. 4 is a flowchart of work of the intelligent baby carriage in an embodiment of the present invention.
As shown in fig. 1 to 4, an intelligent baby carriage 100 according to the present embodiment is a machine learning algorithm-based baby carriage, and is capable of implementing functions of stationary sleeping and pushing driving, and includes: car formula bed body 1, collection module 2, pacify module 3, automatic curtain module 4, automatic parking module 5, communication module 6, host system 7, server end (not shown in the figure) and customer end (not shown in the figure), specific working process includes: firstly, the acquisition module 2 acquires and acquires baby state data, a guardian leaving state and bed and vehicle environment state data, then the server end processes the data and judges whether each state is abnormal, and finally, according to a judgment result, the main control module 7 controls the corresponding module to start working and sends out a prompt or an alarm through the client.
The car bed 1 includes a bed frame 101, a bracket 103 connected to the bed frame 101 for mounting a curtain 102, a frame 104 connected to the bed frame 101, four pulleys 105 connected to the bottom of the frame 104, a mattress 106 disposed inside the bed frame 101, and an armrest 107 connected to a side of the bed frame.
In this embodiment, the bottom of the bed frame 101 is provided with a basket 8 having four corners provided with pulleys 105 for placing articles.
Collection module 2 sets up on the car formula bed body 1, a be used for gathering baby's state data, guardian is from car state and bed car environmental status data, collection module 2 is including installing in the inside pressure sensor 201 that is used for gathering baby's sleep state of mattress 106, install in the sound sensor 202 that the inner wall of bed frame 101 is used for real-time supervision to know the crying and screaming state of baby, install on mattress 106 and be used for the humiture sensor 203 of real-time supervision environment humiture, install on support 103 and be used for monitoring light intensity sensor 204 of environment light intensity and install in the distance sensor 205 that the inner wall of bed frame 101 is used for monitoring the distance.
The pacifying module 3 is arranged on the vehicle type bed body 1 and used for playing the soporific and yeast pacifying baby, and the pacifying module 3 and the sound sensor 202 are arranged on the same side wall of the bed frame 101.
In this embodiment, the soothing module 3 is an audio playing device for playing the soothing music, which is installed on the bed frame 101 and placed at the head position of the infant.
Furthermore, the collected data passes through a first machine learning algorithm neural network model and a second machine learning algorithm neural network model deployed at the server end, so that whether the sound of the baby is abnormal or not and whether the sleeping posture of the baby is abnormal or not are judged, and whether the pacifying device needs to be opened or not is further confirmed.
In this embodiment, the first machine learning algorithm neural network model is a support vector machine algorithm SVM, and the second machine learning algorithm neural network model is a long-term and short-term memory neural network LSTM.
Furthermore, an SVM algorithm and an LSTM model are deployed at a server, the obtained sound signal data and the obtained infant sleeping state data are classified and identified, the result of classification and identification is also sent to the small trusted program, and states of short-time crying, long-time crying, no crying, bed leaving, still sleeping, leg kicking and turning over, continuous restlessness and the like are displayed on the small trusted program in real time.
Fig. 5 is a flowchart illustrating the operation of monitoring the status of the infant in the intelligent infant bed according to the embodiment of the present invention.
As shown in fig. 5, in this embodiment, the temperature and humidity of the mattress 106 of the infant, the sleep state of the infant, and the crying state of the infant can be synchronously monitored, an abnormal state is determined and output, and a warning alarm is given through the client, which specifically includes the following steps:
1. judging whether the sleeping posture of the infant is abnormal or not, and specifically comprising the following steps:
step 1-1, a pressure sensor 201 collects infant sleep state data, namely pressure data;
step 1-2, classifying the pressure data through a long-term and short-term memory neural network (LSTM), which specifically comprises the following contents:
step 1-2-1, preprocessing the acquired data in the long-short term memory neural network LSTM training process, cleaning the pressure signal through the pandas and numpy library of python, and simultaneously performing default value processing;
1-2-2, dividing the processed infant data into four categories, namely leaving the bed, sleeping statically, kicking and turning over, continuously restless, training, verifying and testing, wherein the proportions of the training set, the verifying set and the testing set are respectively 65%, 15% and 20%;
step 1-2-3, performing feature extraction on the acquired data, wherein the feature extraction can comprise extracting a maximum pressure value, an average pressure absolute value, a pressure root mean square, a pressure standard deviation and a pressure change maximum value of the data;
and 1-2-4, classifying the infant by a long-short term memory neural network LSTM, and outputting the infant state by adjusting the hyper-parameters and a network model and performing iterative training.
And 1-3, judging through the classification result, when the pressure is judged to be suddenly reduced, sending out a bed-leaving alarm by the client, when the pressure is judged to be temporarily fluctuated, starting a pacifying module, when the pressure is judged to be continuously fluctuated, sending out an alarm that the baby is awake by the client, and when the pressure is judged to be normal, the baby is steady and asleep, and inquiring through the client.
2. Judging whether the temperature and the humidity of the mattress 106 are abnormal or not, specifically comprising the following steps:
step 3-1, the temperature and humidity sensor 203 collects the temperature and humidity of the mattress and records the time;
step 3-2, the temperature of the mattress 106 is judged through the main control module, and when the temperature is higher than the highest threshold value or lower than the lowest threshold value for 3 minutes, the client sends out a reminding alarm;
and 3-3, judging the humidity of the mattress 106 through the main control module, and when the humidity is higher than the highest threshold value for 3 minutes, sending a baby bed wetting reminder by the client.
Wherein the highest threshold of the temperature is 37.5 ℃, the lowest threshold is 32 ℃, and the highest threshold of the humidity is 60%.
3. Judging whether the sound of the baby is abnormal or not, and specifically comprising the following steps:
step 2-1, the sound sensor collects 202 infant sound signal data.
Step 2-2, classifying the infant sound signal data through a support vector machine algorithm SVM, which specifically comprises the following contents:
step 2-1-1, preprocessing the acquired data in the SVM training process, processing the default value of the signal through a pandas library of python, cleaning the data and eliminating disordered data;
step 2-1-2, dividing the collected data into three categories, namely, crying for a short time, crying for a long time, not crying, training set, verification set and test set, wherein the test set accounts for a fixed proportion, and the proportions are 60%, 20% and 20% respectively;
step 2-1-3, performing feature extraction on the acquired data, wherein the feature extraction can comprise extracting the average value, the maximum value, the root mean square, the standard deviation and the like of the data;
and 2-1-4, classifying the infant sound through a support vector machine algorithm SVM, and outputting the sound state of the infant through adjusting hyper-parameters and iterative training.
And 2-3, judging by the main control module, controlling to start the soothing module 3 by the main control module 7 when the sound fluctuates in a short time, sending out an alarm that the baby cries by the client when the sound fluctuates continuously, and inquiring by the client when the sound is normal.
Further, in some examples, in combination with the above multiple states, the infant may be judged to be in a state such as bed wetting crying, hunger crying, waking up and restlessness. The embodiment can automatically start the audio playing device except for the client alarm reminding corresponding to the abnormal state.
4. And synchronizing all the states to the server side for processing, and inquiring at the client side.
Thus, in some examples, the determining an abnormal infant state may include: bed climbing, bed stealing and the like are abnormal, temperature abnormality such as fever, cold and the like, bed wetting abnormality, short fluctuation such as leg kicking, turning over and the like, long-term fluctuation such as anxiety, disorder and the like, sound fluctuation such as nightmare and the like, continuous crying and other hunger alarms.
Judging whether the mattress 106 is abnormal includes the following steps:
the automatic curtain-drawing module 4 is arranged on the bracket 103 and is used for automatically drawing up the curtain 102.
In this embodiment, the top pulley block 108 composed of a plurality of curtain hanging pulleys is installed on the horizontal bracket 103 and used for moving the curtain hanging 102, the automatic curtain pulling module 4 includes two automatic curtain pulling motors 401 which are respectively arranged at two ends of the bracket 103 where the top pulley block 108 is installed and used for driving the curtain hanging 102 to be pulled up and pulled back, and the automatic curtain pulling motors are electrically connected with the main control module 7.
In this embodiment, a curtain drawing button 9 is installed on one side of the armrest 107 for manually controlling the curtain drawing button 9, thereby driving the automatic curtain drawing motor 401 to draw up the curtain 102. Wherein, the light intensity sensor 204 is arranged at the middle position of the top pulley block 108.
Fig. 6 is a flowchart illustrating the operation of the automatic curtain-drawing module of the intelligent baby carriage according to the embodiment of the present invention.
Further, as shown in fig. 6, the step of determining whether the ambient light intensity is abnormal includes the following steps:
step 4-1, the light intensity sensor 204 collects the ambient light intensity and records the time;
step 4-2, in the state that the curtain 102 is opened, the main control module 7 judges, and when the ambient light intensity exceeds the highest threshold value for 5 minutes, the main control module 7 controls the automatic curtain-drawing motor 401 to automatically draw up the curtain 102 or manually draw up the curtain 102;
step 4-3, in the state that the curtain 102 is closed, the main control module 7 judges, when the light intensity of the environment is lower than the lowest threshold value and lasts for 5 minutes, the main control module 7 controls the automatic curtain-drawing motor 401 to automatically draw the curtain 102 open or manually draw the curtain 102 open,
wherein, the highest threshold value of the ambient light intensity is 600Lux, and the lowest threshold value is 100 Lux. In addition, the manual pressing and pulling button 9 has higher priority than the automatic pulling motor 401 controlled by the main control module 7 to pull up the curtain 102, and the setting of automatic parking is closed for one minute after the manual pressing and pulling button 9 is used. The automatic blind-drawing device 4 is activated only when the blind-drawing button 9 is not manually pressed, and the automatic blind-drawing device 4 is not activated once the blind-drawing button 9 is manually pressed. The blind button 9 is double clicked when the automatic blind device 4 needs to be closed.
For example, when the baby carriage is placed at the window, the sunshine changes gradually and violently at noon, the light intensity exceeds the maximum threshold value for 5 minutes, and the baby carriage automatically closes the hanging curtain 102 to prevent the baby from being hurt.
The automatic parking module 5 is disposed on the frame 107 for automatically parking the intelligent baby stroller 100.
In this embodiment, the automatic parking module 5 includes two automatic parking motors 501 respectively installed at the frame above the two pulleys 105 at the rear, the automatic parking motors 501 are electrically connected to the main control module 7, the automatic brake pads 109 for braking are installed at the two pulleys 105 at the rear, and the parking/driving button 10 is installed at the other side of the armrest 107 for manually controlling the parking/driving button 10, so that the automatic parking motors 501 work, and the automatic parking/driving of the automatic brake pads 109 is driven.
Fig. 7 is a flowchart illustrating an operation of the auto parking module of the intelligent cot in accordance with an embodiment of the present invention.
As shown in fig. 7, the step of determining whether the exit state of the guardian is abnormal includes the following steps:
step 5-1, a distance sensor 205 collects the distance between a guardian and a vehicle and records the time;
5-2, in the driving state, judging whether the guardian leaves the vehicle for 1 meter for 5 seconds through the main control module 7, and if so, controlling the automatic parking motor 501 through the main control module 7 to drive the automatic brake pad 109 to perform automatic parking or pressing the parking/driving button 10 to perform manual parking;
and 5-3, in the parking state, judging whether the guardian leaves the vehicle for 5 seconds or not by more than 0.5 m through the main control module, and if so, controlling the automatic parking motor 501 through the main control module 7 to drive the automatic brake pad 109 to automatically unlock or pressing the parking/driving button 10 to unlock manually unlock.
The priority of the parking/driving button 10 is higher than the automatic parking/driving setting controlled by the main control module 7, and the automatic parking setting is closed for one minute after the parking/driving button 10 is pressed. The automatic park/drive setting is only effective when the park/drive button 10 is not manually pressed, and is not effective once the park/drive button 10 is manually pressed. The park/drive button 10 is double clicked when the automatic parking needs to be turned off.
For example, in a traveling state, the mother does not pay attention to the baby carriage at the slope, the distance sensor 205 monitors that the guardian is away from the baby carriage for 1 meter for 5 seconds, and the baby carriage is parked automatically, so that danger is prevented.
The communication module 6 is disposed at the top of the outer side of the bed frame 101 and is used for transmitting baby status data, the state of the guardian leaving the bed and the state of the environment of the bed.
In this embodiment, the communication module 6 adopts WiFi.
The main control module 7 is installed on the frame 104, is electrically connected with the acquisition module 2, the pacifying module 3, the automatic curtain pulling module 4 and the automatic parking module 5, receives and centrally processes infant state data, a guardian leaving state and bed vehicle environment state data, and then controls the work of each module.
In this embodiment, the main control module 7 is a main control chip, and the main control module 7 and the communication module 6 are disposed adjacent to each other, and are located on the same side wall of the bed frame 101 as the pacifying module 3 and the sound sensor 202.
The server is in communication connection with the main control module 7 through the communication module 6 and used for receiving the processed baby state data, the guardian leaving state and the bed and vehicle environment state data, then performing machine learning classification, recognizing state information, performing real-time processing and alarming, and obtaining a processing result.
In this embodiment, the server is a cloud server, i.e., a cloud platform.
Fig. 8 is a schematic diagram illustrating a server and a client of the intelligent baby carriage according to an embodiment of the present invention.
As shown in fig. 8, the collected data is uploaded to the server for data processing, a view function is assigned to a URL in the program by using a flash lightweight web application framework, and each time the user accesses the URL, the system executes the process of assigning the view function to the URL, and then obtains a return value of the function and displays the return value on the client.
Further, the server stores temperature and humidity information, distance information and light intensity through a MySQL database, sends the data to the WeChat small program through an HTTP request, and displays the data in real time at the WeChat small program end.
The client is in communication connection with the server and used for receiving the processing result and sending an alarm to remind the guardian.
In this embodiment, the client uses a mobile phone WeChat applet, which mainly implements a login function, a user information storage function, a monitoring function, and functions of temperature and humidity information, distance information, light intensity, sound signal determination and infant sleeping posture display, so that the user can use the mobile phone WeChat applet and monitor the infant in real time.
Effects and effects of the embodiments
According to the intelligent baby bed carriage, the collection module arranged on the bed body can collect baby state data, a guardian leaving state and bed carriage environment state data; because the baby bed is provided with the pacifying module arranged on the car-type bed body, a baby can be pacified; the automatic curtain pulling module arranged on the handrail can automatically pull up the curtain; the intelligent baby crib can be automatically parked because the automatic parking module is connected to the handrail; because the bed frame is provided with the top communication module arranged outside the bed frame, the baby state data, the state of the guardian leaving the bed and the state data of the environment of the bed and the trolley can be transmitted; because the main control module is electrically connected with the acquisition module, the placating module and the automatic curtain drawing module, the automatic parking module and the communication module, the automatic curtain drawing module can receive and intensively process the infant state data, the leaving state of a guardian and the environment state data of a bed vehicle, then judge the result in real time, receive and send the data through the communication module, and control the automatic parking module, the automatic curtain drawing module and the placating module to be opened; because the server side and the client side are in communication connection, relevant data can be received, and finally an alarm is sent out through the client side to remind a guardian.
According to the intelligent baby crib that this embodiment is related to, because collection module includes pressure sensor, sound transducer, temperature and humidity sensor, light intensity sensor and distance sensor, so can monitor each way data to judge whether take place unusually through the server, and then make corresponding action.
Furthermore, the intelligent baby carriage of the embodiment classifies data through a machine learning algorithm based on the real-time state of the baby acquired by the multiple sensors, and obtains an accurate baby state through adjustment of the hyper-parameters and the network model and iterative training, so that real-time processing is achieved. Based on the environment real-time status that multisensor gathered, intelligent adjustment bed car device makes it comfortable safety.
Therefore, the intelligent baby crib of this embodiment combines intelligent thing allies oneself with and machine learning, and is structurally safe, and reasonable in design, convenient operation, through the monitoring of multisensor, for the baby provides comfortable safe living environment, data carry out machine learning at the high in the clouds and classify simultaneously, can effectively improve the identification precision of baby's state, accomplish real-time automatic handling and remind alarm work, solve the difficult problem of every neonate family baby guardianship, make it have profound meaning in whole guardianship trade field.
The above embodiments are preferred examples of the present invention, and are not intended to limit the scope of the present invention.
Claims (8)
1. An intelligent crib car, characterized in that includes:
the vehicle-type bed body comprises a bed frame, a bracket which is connected to the bed frame and used for mounting a curtain, a frame which is connected with the bed frame, four pulleys which are connected to the bottom of the frame, a mattress which is arranged in the bed frame and a handrail which is connected to the side surface of the bed frame;
the acquisition module is arranged on the vehicle type bed body and used for acquiring baby state data, a guardian leaving state and bed and vehicle environment state data;
the soothing module is arranged on the vehicle type bed body and used for playing the soporific to sooth the baby;
the automatic curtain pulling module is arranged on the bracket and used for automatically pulling up the curtain;
the automatic parking module is arranged on the frame and used for automatically parking the intelligent baby crib;
the communication module is arranged at the top of the outer side of the bed frame and used for transmitting the baby state data, the state of the guardian leaving the bed and the state data of the environment of the bed trolley;
the main control module is arranged on the frame, is electrically connected with the acquisition module, the pacifying module, the automatic curtain pulling module and the automatic parking module, and receives and centrally processes the infant state data, the state of leaving the guardian from the car and the state data of the environment of the bed car;
the server side is in communication connection with the main control module through the communication module and is used for receiving the processed baby state data, the guardian leaving state and the bed vehicle environment state data, then performing machine learning classification, recognizing state information, performing real-time processing and alarming and obtaining a processing result; and
and the client is in communication connection with the server and is used for receiving the processing result so as to send an alarm to remind a guardian.
2. The intelligent crib car of claim 1, wherein:
wherein the acquisition module comprises a pressure sensor which is arranged in the mattress and is used for acquiring the sleeping state of the baby, a sound sensor which is arranged on the inner wall of the bed frame and is used for monitoring the crying state of the baby in real time, a temperature and humidity sensor which is arranged on the mattress and is used for monitoring the ambient temperature and humidity in real time, a light intensity sensor which is arranged on the bracket and is used for monitoring the ambient light intensity, and a distance sensor which is arranged on the inner wall of the bed frame and is used for monitoring the distance,
the soothing module is an audio playing device which is arranged on the bed frame and is arranged at the head position of the baby and used for playing the soothing music.
3. The intelligent crib car of claim 2, wherein:
wherein, the server is provided with a first machine learning algorithm neural network model and a second machine learning algorithm neural network model so as to judge whether the sound of the baby is abnormal or not and whether the sleeping posture of the baby is abnormal or not and further confirm whether the placating device needs to be opened or not,
the method for judging whether the sleeping posture of the infant is abnormal comprises the following steps:
step 1-1, the pressure sensor collects infant sleep state data, namely pressure data;
1-2, classifying the pressure data through the second machine learning algorithm neural network model into four classes of sudden pressure reduction, transient pressure fluctuation, continuous pressure fluctuation and normal pressure;
step 1-3, judging according to the classification result, and sending out a bed leaving alarm by the client when the pressure is judged to be suddenly reduced; when the pressure is judged to fluctuate transiently, the pacifying module is started; when the pressure is judged to continuously fluctuate, the client sends out an alarm that the baby is awake; when the pressure is judged to be normal, the query can be carried out through the client,
the method for judging whether the sound of the baby is abnormal comprises the following steps:
step 2-1, the sound sensor collects sound signal data of the baby;
step 2-2, classifying the sound signal data of the baby through the first machine learning algorithm neural network model, wherein the classification includes three types of sound short-time fluctuation, sound continuous fluctuation and sound normal;
step 2-3, judging through the classification result, and controlling to start the pacifying module through the main control module when the sound is judged to fluctuate in a short time; when the sound is judged to fluctuate continuously, the client sends out an alarm that the baby cries; and when the sound is judged to be normal, inquiring through the client.
4. The intelligent crib car of claim 3, wherein:
wherein the first machine learning algorithm neural network model is a support vector machine algorithm (SVM),
the second machine learning algorithm neural network model is a long-short term memory neural network LSTM.
5. The intelligent crib car of claim 2, wherein:
wherein, judging whether the mattress is abnormal comprises the following steps:
step 3-1, the temperature and humidity sensor collects the temperature and humidity of the mattress and records the time;
step 3-2, judging the temperature of the mattress through a main control module, and when the temperature is higher than a highest threshold value or lower than a lowest threshold value for 3 minutes, sending out a reminding alarm by the client;
step 3-3, judging the humidity of the mattress through the main control module, when the humidity is higher than the highest threshold value for 3 minutes, sending out a baby bed wetting reminding by the client,
wherein the highest threshold of the temperature is 37.5 ℃, the lowest threshold is 32 ℃, and the highest threshold of the humidity is 60%.
6. The intelligent crib car of claim 2, wherein:
wherein the bracket is provided with a top pulley block for moving the curtain,
the automatic curtain pulling module comprises two automatic curtain pulling motors which are respectively arranged at two ends of a bracket provided with the pulley block and used for driving the curtain to be pulled up and pulled out, the automatic curtain pulling motors are electrically connected with the main control module,
a curtain pulling button is arranged on one side of the handrail and is used for manually controlling the curtain pulling button so as to drive the automatic curtain pulling motor to pull up the curtain,
the step of judging whether the ambient light intensity is abnormal comprises the following steps:
step 4-1, the light intensity sensor collects the ambient light intensity and records the time;
step 4-2, judging by a main control module in the state that the curtain is opened, and controlling the automatic curtain pulling motor to automatically pull up the curtain or manually pull up the curtain when the ambient light intensity exceeds a highest threshold value for 5 minutes;
step 4-3, judging by the main control module in the state that the curtain is closed, controlling the automatic curtain pulling motor to automatically pull the curtain or manually pull the curtain when the ambient light intensity is lower than the lowest threshold value for 5 minutes,
wherein the highest threshold value of the ambient light intensity is 600Lux, and the lowest threshold value is 100 Lux.
7. The intelligent crib car of claim 2, wherein:
wherein the automatic parking module comprises two automatic parking motors which are respectively arranged at the position of the frame above the two pulleys at the rear part, the automatic parking motors are electrically connected with the main control module,
automatic brake pads for braking are arranged at the two pulleys at the rear part,
the other side of the handrail is provided with a parking/driving button for manually controlling the parking/driving button, so that the automatic parking motor works to drive the automatic brake pad to park/drive automatically,
the method for judging whether the departure state of the guardian is abnormal comprises the following steps:
step 5-1, the distance sensor collects the distance between the guardian and the vehicle and records the time;
5-2, in a driving state, judging whether a guardian leaves the vehicle for 1 meter for 5 seconds or not through a main control module, and if so, controlling the automatic parking motor through the main control module to drive the automatic brake pad to perform automatic parking or pressing the parking/driving button to perform manual parking;
and 5-3, under the parking state, judging whether the guardian leaves the vehicle for 5 seconds within 0.5 m or not through the main control module, and if so, controlling the automatic parking motor through the main control module to further drive the automatic brake pad to automatically unlock or pressing the parking/driving button to unlock manually.
8. The intelligent crib car of claim 1, wherein:
the bottom of the bed frame is provided with a storage basket, four corners of which are provided with the pulleys and used for storing articles.
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Cited By (1)
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