CN107727241B - Sleep state monitoring method and device and sleep state monitor - Google Patents
Sleep state monitoring method and device and sleep state monitor Download PDFInfo
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- CN107727241B CN107727241B CN201711119323.2A CN201711119323A CN107727241B CN 107727241 B CN107727241 B CN 107727241B CN 201711119323 A CN201711119323 A CN 201711119323A CN 107727241 B CN107727241 B CN 107727241B
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- 230000007958 sleep Effects 0.000 title claims abstract description 73
- 238000000034 method Methods 0.000 title claims abstract description 34
- 238000012544 monitoring process Methods 0.000 title claims abstract description 20
- 238000001514 detection method Methods 0.000 claims abstract description 80
- 230000007246 mechanism Effects 0.000 claims abstract description 40
- 125000004122 cyclic group Chemical group 0.000 claims abstract description 16
- 239000004973 liquid crystal related substance Substances 0.000 claims description 29
- 238000012806 monitoring device Methods 0.000 claims description 18
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- 208000021760 high fever Diseases 0.000 description 2
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- 238000006467 substitution reaction Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000009529 body temperature measurement Methods 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J5/00—Radiation pyrometry, e.g. infrared or optical thermometry
- G01J5/0022—Radiation pyrometry, e.g. infrared or optical thermometry for sensing the radiation of moving bodies
- G01J5/0025—Living bodies
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J5/00—Radiation pyrometry, e.g. infrared or optical thermometry
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J5/00—Radiation pyrometry, e.g. infrared or optical thermometry
- G01J5/02—Constructional details
- G01J5/0205—Mechanical elements; Supports for optical elements
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J5/00—Radiation pyrometry, e.g. infrared or optical thermometry
- G01J5/02—Constructional details
- G01J5/0275—Control or determination of height or distance or angle information for sensors or receivers
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J5/00—Radiation pyrometry, e.g. infrared or optical thermometry
- G01J5/48—Thermography; Techniques using wholly visual means
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Abstract
The embodiment of the invention provides a sleep state monitoring method and device and a sleep state monitor, and relates to the technical field of computer vision monitoring. The sleep state monitor comprises an infrared sensor and a detection area control mechanism, and the detection area of the infrared sensor is controlled by the detection area control mechanism to detect the bed surface. Firstly, whether a child sleeps on a bed or not is judged, when the child sleeps on the bed, a cyclic scanning instruction is sent to a detection area control mechanism, so that the detection area control mechanism controls an infrared sensor to perform partition cyclic scanning on an area where the child covers a quilt, and when the temperature change of a certain area is obvious, the child is judged to kick the quilt, an alarm signal is sent, and a guardian is reminded to process the quilt in time.
Description
Technical Field
The invention relates to the technical field of computer vision monitoring, in particular to a sleep state monitoring method and device and a sleep state monitor.
Background
When a child sleeps, the child frequently kicks a quilt, so that the child is easy to catch a cold, and a guardian cannot always look at the child to sleep. Have on the market to be used in a lot and play by son check out test set, nevertheless mostly be based on traditional temperature measurement sensor, and install in the quilt mostly, whether reach the purpose of judging child and play the quilt through measuring whether the quilt temperature drops, but need put the device in the quilt the inside, inconvenient, consequently, the problem to child's sleep state monitoring is urgent to be solved.
Disclosure of Invention
In view of this, an embodiment of the present invention provides a sleep state monitoring method and apparatus, and a sleep state monitor, so as to solve the problem that monitoring of a sleep state of a child is inconvenient.
In a first aspect, an embodiment of the present invention provides a sleep state monitoring method, which is applied to a sleep state monitor, and the method includes: receiving temperature information of a first area; when the temperature of the first area belongs to a preset temperature range, a cyclic scanning instruction is sent to a detection area control mechanism; receiving temperature information of a plurality of sub-areas of the second area in different periods; and when the temperature difference of at least one sub-area in the plurality of sub-areas in the adjacent period reaches a temperature threshold value, sending out an alarm signal.
Preferably, said first region comprises an area of the head of a child and said second region comprises an area covered by a quilt.
Preferably, the preset temperature range is 35-37 degrees celsius, the temperature threshold is 2 degrees celsius, and the method further includes: and when the temperature of the first area is more than 38 ℃, sending out a high-burning alarm signal.
In a second aspect, an embodiment of the present invention further provides a sleep state monitoring device, which is applied to a sleep state monitor, and the device includes: the first temperature receiving module is used for receiving temperature information of the first area; the scanning starting module is used for sending a cyclic scanning instruction to the detection area control mechanism when the temperature of the first area belongs to a preset temperature range; the second temperature receiving module is used for receiving the temperature information of the plurality of sub-areas of the second area in different periods; and the alarm module is used for sending out an alarm signal when the temperature difference of at least one sub-area in the plurality of sub-areas in the adjacent period reaches a temperature threshold value.
In a third aspect, an embodiment of the present invention further provides a sleep state monitor, including a detection device, where the detection device includes: the infrared sensor is used for acquiring temperature information of sub-areas of the first area and the second area; a detection region control mechanism for controlling a detection region of the infrared sensor; a processor; a memory; and a sleep state monitoring device; the sleep state monitoring device is stored in the memory and comprises one or more software functional modules executed by the processor, and the sleep state monitoring device comprises: the first temperature receiving module is used for receiving temperature information of the first area; the scanning starting module is used for sending a cyclic scanning instruction to the detection area control mechanism when the temperature of the first area belongs to a preset temperature range; the second temperature receiving module is used for receiving the temperature information of the plurality of sub-areas of the second area in different periods; and the alarm module is used for sending out an alarm signal when the temperature difference of at least one sub-area in the plurality of sub-areas in the adjacent period reaches a temperature threshold value.
Preferably, the device further comprises a receiving device, the detecting device comprises a transmitting module, and the detecting device is wirelessly connected with the receiving device through the transmitting module; the detection device is connected with a supporting rod, the other end of the supporting rod is arranged on the bed or the wall body, and the supporting rod is rotatably connected with the bed or the wall body.
Preferably, the detection area control mechanism comprises a liquid crystal screen, the liquid crystal screen is arranged between the infrared sensor and the target area, the liquid crystal screen is provided with a plurality of matrix display areas, and the liquid crystal screen is used for controlling liquid crystal to enable the matrix display areas to be in a transparent state or a non-transparent state so as to adjust the detection area of the infrared sensor.
Preferably, the detection area control mechanism comprises a horizontal angle driving motor and a pitch angle driving motor, the infrared sensor is arranged on the holder, the horizontal angle driving motor is used for controlling the holder to rotate in the horizontal direction, the pitch angle driving motor is arranged on the holder, and the pitch angle driving motor is used for controlling the pitch angle of the infrared sensor in the vertical direction.
Preferably, the horizontal angle driving motor is connected with a horizontal angle driving shaft, one end of the horizontal angle driving shaft, which is far away from the horizontal angle driving motor, is fixedly connected with a horizontal angle driving wheel, the pan-tilt is provided with an arc-shaped inner rack, the horizontal angle driving wheel is meshed with the arc-shaped inner rack, and the horizontal angle driving motor drives the pan-tilt to rotate in the horizontal direction through the horizontal driving wheel, so that the horizontal angle of the infrared sensor changes; the utility model discloses a PCB board, including pitch angle driving motor, pitch angle worm, infrared sensor, PCB board, PCB support, the opposite side of PCB board and the laminating of pitch angle worm wheel, pitch angle driving motor is connected with the pitch angle worm, the pitch angle worm is connected with the pitch angle worm wheel, infrared sensor installs in the PCB board, one side of PCB board is rotated and is connected in the setting PCB support on the cloud platform, the opposite side and the pitch angle worm wheel laminating of PCB board, so that pitch angle driving motor passes through the pitch angle worm wheel with the pitch angle worm drives the.
Preferably, the detection area control mechanism comprises a transverse shielding plate, a longitudinal shielding plate, a transverse driving motor and a longitudinal driving motor; the transverse shielding plate is provided with a vertical grid hole perpendicular to the transverse shielding plate, the transverse driving motor is used for driving the transverse shielding plate to move transversely, the longitudinal shielding plate is provided with a vertical grid hole perpendicular to the transverse shielding plate, the longitudinal driving motor is used for driving the longitudinal shielding plate to move longitudinally, so that light can pass through the transverse grid hole and a groove formed by overlapping the longitudinal grid holes, and the detection area of the infrared sensor is adjusted.
Compared with the prior art, the sleep state monitoring method and device and the sleep state monitoring instrument provided by the embodiment of the invention have the advantages that the sleep state monitoring instrument comprises the infrared sensor and the detection area control mechanism, and the detection area of the infrared sensor is controlled by the detection area control mechanism to detect the bed surface. Firstly, whether a child sleeps on a bed or not is judged, when the child sleeps on the bed, a cyclic scanning instruction is sent to a detection area control mechanism, so that the detection area control mechanism controls an infrared sensor to perform partition cyclic scanning on an area where the child covers a quilt, and when the temperature change of a certain area is obvious, the child is judged to kick the quilt, an alarm signal is sent, and a guardian is reminded to process the quilt in time.
In order to make the aforementioned and other objects, features and advantages of the present invention comprehensible, preferred embodiments accompanied with figures are described in detail below.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is an application environment diagram of a sleep state monitor according to a first embodiment of the present invention.
Fig. 2 is an interaction diagram of a detecting device and a receiving device of a sleep state monitor according to a first embodiment of the present invention.
Fig. 3 is a block diagram of a detection apparatus according to a first embodiment of the present invention.
Fig. 4 is a schematic diagram of functional modules of a sleep state monitoring device according to a first embodiment of the present invention.
Fig. 5 is a schematic view of a target area to be monitored by the sleep state monitor according to the first embodiment of the present invention.
Fig. 6 is a flowchart of a sleep state monitoring method according to a first embodiment of the present invention.
Fig. 7 is a schematic structural diagram of a detection apparatus according to a second embodiment of the present invention.
Fig. 8 is a schematic structural diagram of a detection apparatus according to a third embodiment of the present invention.
Fig. 9 is a schematic structural diagram of a detecting device according to a fourth embodiment of the present invention.
Icon: 1-sleep state monitor; 10-a detection device; 20-a receiving device; 30-a support bar; 11-an infrared sensor; 12-detection zone control means; 13-a memory; 14-a memory controller; 15-a processor; 16-a transmitting module; 17-a sleep state monitoring device; 18-peripheral interfaces; 171-a first temperature receiving module; 172-scan start module; 173-a second temperature receiving module; 174-alarm module; 1211-PCB board; 1212-liquid crystal screen; 1213-a support frame; 1221-horizontal angle drive motor; 1222-pitch drive motor; 1223-a pan-tilt; 1224-horizontal angle drive wheel; 1225-pitch worm; 1226-angle of depression worm gear; 1227-PCB support; 1228-mounting a base; 1231-lateral shielding plate; 1232-longitudinal shade panel; 1233-transverse drive motor; 1234-a longitudinal drive motor; 1235-longitudinal grid holes; 1236-lateral gate hole; 1237-transverse drive gear; 1238-longitudinal drive gear.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures. Meanwhile, in the description of the present invention, the terms "first", "second", and the like are used only for distinguishing the description, and are not to be construed as indicating or implying relative importance.
First embodiment
In order to solve the problem that a child frequently kicks a quilt in the sleeping process, the child is easy to catch a cold when kicking the quilt, but a guardian cannot keep track of the child in the sleeping process.
Referring to fig. 1 and fig. 2, fig. 1 is a diagram of an application environment of a sleep state monitor according to a first embodiment of the present invention, and fig. 2 is an interaction diagram of a detection device 10 and a receiving device 20 of the sleep state monitor 1 according to the first embodiment of the present invention. The sleep state monitor 1 of this embodiment includes detection device 10 and receiving arrangement 20 (like the cell-phone), and this detection device 10 sets up in the tailstock through bracing piece 30, also can set up in head of a bed and wall body etc. certainly, and bracing piece 30 rotates with the bed body to be connected, makes this bracing piece 30 can rotate foldingly, and the bracing piece 30 of being convenient for is accomodate.
The detection device 10 further comprises a transmitting module 16, the detection device 10 detects the bed in a line-by-line partitioning mode to acquire the temperatures of a plurality of areas, whether a child kicks a quilt can be judged after analysis, if the child kicks the quilt, an alarm instruction is sent to the receiving module through the transmitting module 16, and a guardian can timely process sound and light or vibration sent out according to the receiving module receiving the alarm instruction.
The detection of the bed surface by the detection device 10 can be automatically started, for example, the detection device 10 can divide the area of the head of the child into an area I and divide the area covered by the quilt into an area II, when the child sleeps on the bed surface, the detection device 10 detects that the temperature of the area I meets the temperature of the head of the human body, and then starts to scan the area II line by line to monitor whether the child kicks the quilt or not.
Referring to fig. 3, a block diagram of a detecting device 10 according to a first embodiment of the present invention is shown. The detection device 10 comprises a memory 13, a memory controller 14, a processor 15, a peripheral interface 18, a transmitting module 16, an infrared sensor 11 and a sleep state monitoring device 17.
The memory 13, the memory controller 14, the processor 15, the peripheral interface 18, the transmitting module 16, and the infrared sensor 11 are electrically connected to each other directly or indirectly to realize data transmission or interaction. For example, the components may be electrically connected to each other via one or more communication buses or signal lines. The sleep state monitoring device 17 includes at least one software function module which may be stored in the memory 13 in the form of software or firmware (firmware) or fixed in an Operating System (OS) of the probe device 10. The processor 15 is adapted to execute executable modules stored in the memory 13, for example, software functional modules or computer programs comprised by the detection apparatus 10.
The processor 15 may be an integrated circuit chip having signal processing capabilities. The Processor 15 may be a general-purpose Processor, and includes a Central Processing Unit (CPU), a Network Processor (NP), and the like; but may also be a Digital Signal Processor (DSP), an Application Specific Integrated Circuit (ASIC), an off-the-shelf programmable gate array (FPGA) or other programmable logic device, discrete gate or transistor logic, discrete hardware components. The various methods, steps and logic blocks disclosed in the embodiments of the present invention may be implemented or performed. A general purpose processor may be a microprocessor or the processor 15 may be any conventional processor or the like.
The peripheral interface 18 couples various input/output devices to the processor 15 and to the memory 13. In some embodiments, peripheral interface 18, processor 15, and memory controller 14 may be implemented in a single chip. In other examples, they may be implemented separately from the individual chips.
The infrared sensor 11 is a passive infrared detector, can passively absorb infrared heat energy emitted by the body of the heat energy animal when the animal moves to alarm, and the passive infrared detector does not emit infrared rays. The transmitting module 16 may be a bluetooth module, a 2.4G module, an antenna, etc.
Fig. 4 is a schematic diagram of functional modules of a sleep state monitoring device 17 according to a first embodiment of the present invention. The sleep state monitoring device 17 is stored in the memory 13 and can be executed by the processor 15, and the sleep state monitoring device 17 includes a first temperature receiving module 171, a scan starting module 172, a second temperature receiving module 173, and an alarm module 174.
The first temperature receiving module 171 is configured to receive temperature information of the first area.
The first zone may be the zone where the head of the child is positioned when sleeping on the bed. Fig. 5 is a schematic diagram of a target area partition to be monitored by the sleep state monitor 1 according to the first embodiment of the present invention. In this embodiment, the first area is area a2 in fig. 5, and the head of the child is located in area a2 during sleeping. Of course, in other specific embodiments, the first region may also be at least one of the a1, a2, A3 regions.
In this embodiment, the infrared sensor 11 can always receive infrared radiation in the area of the bed surface a2, and the first temperature receiving module 171 receives the infrared radiation temperature detected by the infrared sensor 11.
And a scanning starting module 172, configured to send a cyclic scanning instruction to the detection region control mechanism 12 when the temperature of the first region belongs to a preset temperature range.
The preset temperature range may be 35 ℃ to 37 ℃, and when the temperature corresponding to the infrared radiation received by the first temperature receiving module 171 from the infrared sensor 11 is 35 ℃ to 37 ℃, the child has fallen asleep, and may issue an instruction to detect the temperature of the second area, that is, a cyclic scanning instruction to the detection area control mechanism 12. In the present embodiment, the second region is a region composed of B1-B3, C1-C3, and D1-D3, and it is easy to understand that the second region may include nine sub-regions of B1, B2, B3, C1, C2, C3, D1, D2, and D3. The detection region control mechanism 12 may control the infrared sensor 11 to scan nine sub-regions of the second region line by line.
The second temperature receiving module 173 is configured to receive temperature information of a plurality of sub-areas of the second area at different periods.
In one period, nine sub-regions, B1, B2, B3, C1, C2, C3, D1, D2 and D3, are scanned line by the infrared sensor 11, and correspondingly receive different infrared radiation temperatures, and the second temperature receiving module 173 receives temperature information of each sub-region from the infrared sensor 11. During the second period, the infrared sensor 11 will continue to scan nine sub-regions, and the scanning sequence may be the same as that of the previous period or different (e.g., scanning in reverse order). Regardless of the sequence in which the detection region control mechanism 12 controls the scanning of the infrared sensor 11, the temperature information of each sub-region at different periods can be received and recorded.
And an alarm module 174 configured to send an alarm signal when a temperature difference between adjacent periods of at least one of the plurality of sub-regions reaches a temperature threshold.
The second temperature receiving module 173 receives temperature information of different sub-regions in different periods, the alarm module 174 compares the received temperature information of different sub-regions with the temperature information of the same sub-region in the previous period, calculates a difference value between the temperature information of different sub-regions, compares the difference value with a preset temperature threshold value, and if the difference value is greater than or equal to the preset temperature threshold value, the transmitting module 16 sends an alarm instruction, the transmitting module 16 sends the alarm instruction to the receiving device 20, and after the receiving device 20 sends an alarm sound or vibration according to the alarm instruction, a guardian can timely replace a quilt kicked off by a child. For example, if the difference between the temperature of the C1 area received by the second temperature receiving module 173 and the temperature of the C1 area in the previous cycle is greater than 2 ℃, it may be determined that the child kicks the quilt in the C1 area.
In this embodiment, the alarm module 174 is further configured to determine whether the temperature information of the first area received by the first temperature receiving module 171 is greater than 38 ℃, that is, whether the temperature of the head of the child is greater than 38 ℃, and if so, send high fever alarm information to the transmitting module 16, where the transmitting module 16 sends the high fever alarm information to the receiving device 20, and the receiving device 20 may send corresponding alarm sound and light.
Please refer to fig. 6, which is a flowchart illustrating a sleep state monitoring method according to a first embodiment of the present invention. The sleep state monitoring method of the present embodiment is used in a detection device 10 in a sleep state monitor 1, and the method includes:
step S101, receiving temperature information of the first area.
In this embodiment, the step S101 may be performed by the first temperature receiving module 171.
In step S102, does the temperature of the first region belong to the preset temperature range?
And judging whether the temperature of the first area belongs to a preset temperature range, if so, executing the step S103, otherwise, ending, wherein the preset temperature range can be 35-37 ℃.
Step S103, a cyclic scanning command is issued to the detection region control means.
In this embodiment, the step S102 and the step S103 may be executed by the scan starting module 172.
And step S104, receiving the temperature information of the plurality of sub-areas of the second area in different periods.
In this embodiment, the step S104 may be executed by the second temperature receiving module 173.
In step S105, is the temperature difference between adjacent periods of at least one sub-region of the second region reach the temperature threshold?
The infrared sensor 11 will perform a line-by-line cycle scanning on the plurality of sub-areas of the second area, if the temperature difference between the temperature of one or more areas in the second area and the temperature of the same area in the previous cycle reaches the temperature threshold, step S106 is executed, and if not, the process is ended.
And step S106, sending out an alarm signal.
In this embodiment, the step S105 and the step S106 may be executed by the alarm module 174.
By the sleep state monitoring method and the sleep state monitoring device, the sleep state of the child can be monitored, the temperatures of different parts of the bed surface are detected, whether the detected temperatures are obviously changed or not is judged, whether the child kicks a quilt or not is monitored, a guardian is timely notified, and the guardian is reminded to timely handle the sleep state.
Second embodiment
Fig. 7 is a schematic structural diagram of a detecting device 10 according to a second embodiment of the present invention. The present embodiment provides an implementation of the detection area control mechanism 12 for detecting the infrared sensors 11 line by line, where the detection area control mechanism 12 includes a support frame 1213, and the support frame is a hexahedron, but in other embodiments, the support frame may be other, such as a cylinder.
The detection area control mechanism 12 includes a liquid crystal screen 1212, and the liquid crystal screen 1212 and the infrared sensor 11 are disposed on two opposite surfaces of the support frame, so that the liquid crystal screen 1212 is located between the infrared sensor 11 and a detected bed surface. The liquid crystal screen 1212 is provided with a plurality of matrix display areas, and the liquid crystal in the liquid crystal screen 1212 can be adjusted by voltage, and the matrix display areas are further controlled to be in a transparent state or a non-transparent state, so as to adjust the detection area of the infrared sensor 11.
For example, in a plurality of time periods of one cycle, only one of the matrix display regions is controlled to be in a transparent state, and the other matrix display regions are controlled to be in a non-transparent state, so that the region of the bed surface corresponding to the matrix display region in the transparent state is the region detected by the infrared sensor 11, and thus, the sequence of the transparent regions of the matrix display regions can be sequentially controlled by controlling the voltage, and the detection region of the infrared sensor 11 can be further controlled.
Preferably, the infrared sensor 11 is mounted on the PCB 1211, and the PCB 1211 with the infrared sensor 11 is mounted on the opposite side of the liquid crystal screen 1212.
Third embodiment
Fig. 8 is a schematic structural diagram of a detecting device 10 according to a third embodiment of the present invention. The present embodiment provides an implementation of a detection area control mechanism 12 for detecting the infrared sensors 11 line by line, where the detection area control mechanism 12 includes a horizontal angle driving motor 1221, a pitch angle driving motor 1222 and a pan/tilt head 1223, the infrared sensors 11 are mounted on a PCB 1211, the PCB 1211 is disposed on the pan/tilt head 1223, and the pitch driving motor may also be disposed on the pan/tilt head 1223. The horizontal angle driving motor 1221 is used to control the pan/tilt head 1223 to rotate in the horizontal direction, and the pitch angle driving motor 1222 is used to control the pitch angle of the infrared sensor 11 in the vertical direction.
Specifically, horizontal angle driving motor 1221 is connected with the horizontal angle drive shaft (not shown), the horizontal angle drive shaft is kept away from horizontal angle driving motor 1221's one end fixedly connected with horizontal angle drive wheel 1224, cloud platform 1223 is provided with the interior rack of circular arc, horizontal angle drive wheel 1224 with the meshing of the interior rack of circular arc, horizontal angle driving motor 1221 passes through horizontal drive wheel drives cloud platform 1223 is rotatory at the horizontal direction, so that infrared sensor 11's horizontal angle changes.
The pitch angle driving motor 1222 is connected with a pitch angle worm 1225, the pitch angle worm 1225 is connected with a pitch angle worm gear 1226, a PCB support 1227 is further arranged on the cradle head 1223, one side of the PCB 1211 is rotatably connected with the PCB support 1227 arranged on the cradle head 1223, and the other side of the PCB 1211 is attached to the pitch angle worm gear 1226, so that the pitch angle driving motor drives the pitch angle of the PCB 1211 to change through the pitch angle worm gear 1226 and the pitch angle worm 1225. Preferably, the detection area control mechanism 12 further includes a mounting base 1228, and the mounting base 1228 is used for mounting the horizontal motor and the pan/tilt head 1223.
In this embodiment, the detection range of the infrared sensor 11 is a part of the bed surface, for example, only one of nine sub-areas B1, B2, B3, C1, C2, C3, D1, D2, and D3 can be detected, and by the structure of this embodiment, the horizontal angle driving motor 1221 and the pitch angle driving motor 1222 can drive the infrared sensor 11 to rotate horizontally or tilt vertically, so that the infrared sensor 11 can perform a line-by-line cyclic scan on a plurality of sub-areas.
Fourth embodiment
Fig. 9 is a schematic structural diagram of a detecting device 10 according to a fourth embodiment of the present invention. The present embodiment provides an embodiment of a detection zone control mechanism 12 that causes the infrared sensors 11 to detect line by line, the detection zone control mechanism 12 including a lateral shield plate 1231, a longitudinal shield plate 1232, a lateral drive motor 1233, and a longitudinal drive motor 1234.
The transverse shielding plate 1231 is provided with a vertical grid hole 1235 perpendicular to the transverse shielding plate 1231, the transverse driving motor 1233 is used for driving the transverse shielding plate 1231 to move transversely, the longitudinal shielding plate 1232 is provided with a vertical grid hole 1236 perpendicular to the transverse shielding plate 1231, the longitudinal driving motor 1234 is used for driving the longitudinal shielding plate 1232 to move longitudinally, so that light can pass through the transverse grid hole 1236 and the groove formed by overlapping the longitudinal grid holes 1235, and the detection area of the infrared sensor 11 is adjusted.
A transverse driving gear 1237 is arranged outside the transverse driving motor 1233, the transverse driving gear 1237 is meshed with a straight gear rack on one side of the transverse shielding plate 1231, and the transverse driving motor 1233 drives the transverse shielding plate 1231 to transversely reciprocate through the transverse driving gear 1237; a longitudinal driving gear 1238 is disposed outside the longitudinal driving motor 1234, the longitudinal driving gear 1238 is engaged with a straight-line gear rack on one side of the longitudinal shielding plate 1232, and the longitudinal driving motor 1234 drives the longitudinal shielding plate 1232 to reciprocate longitudinally through the longitudinal driving gear 1238. Preferably, the transverse shielding plate 1231 and the longitudinal shielding plate 1232 are parallel to each other.
In this embodiment, the detection range of the infrared sensor 11 may cover the whole of the transverse shielding plate 1231 and the longitudinal shielding plate 1232 to collect the infrared radiation passing through any slots formed by the transverse grid holes 1236 and the longitudinal grid holes 1235 during the transverse movement and the longitudinal movement, and the principle is similar to that of the second embodiment in which the transparent rectangular display area is controlled by the liquid crystal.
In summary, the sleep state monitoring method, the sleep state monitoring device, and the sleep state monitoring device provided in the embodiments of the present invention include an infrared sensor and a detection area control mechanism, and the detection area control mechanism controls a detection area of the infrared sensor to detect a bed surface. Firstly, whether a child sleeps on a bed or not is judged, when the child sleeps on the bed, a cyclic scanning instruction is sent to a detection area control mechanism, so that the detection area control mechanism controls an infrared sensor to perform partition cyclic scanning on an area where the child covers a quilt, and when the temperature change of a certain area is obvious, the child is judged to kick the quilt, an alarm signal is sent, and a guardian is reminded to process the quilt in time. The sleep state monitor also comprises a rotatable supporting rod, so that the whole sleep state monitor is convenient to store.
In the embodiments provided in the present application, it should be understood that the disclosed apparatus and method can be implemented in other ways. The apparatus embodiments described above are merely illustrative, and for example, the flowchart and block diagrams in the figures illustrate the architecture, functionality, and operation of possible implementations of apparatus, methods and computer program products according to various embodiments of the present invention. In this regard, each block in the flowchart or block diagrams may represent a module, segment, or portion of code, which comprises one or more executable instructions for implementing the specified logical function(s). It should also be noted that, in some alternative implementations, the functions noted in the block may occur out of the order noted in the figures. For example, two blocks shown in succession may, in fact, be executed substantially concurrently, or the blocks may sometimes be executed in the reverse order, depending upon the functionality involved. It will also be noted that each block of the block diagrams and/or flowchart illustration, and combinations of blocks in the block diagrams and/or flowchart illustration, can be implemented by special purpose hardware-based systems which perform the specified functions or acts, or combinations of special purpose hardware and computer instructions.
In addition, the functional modules in the embodiments of the present invention may be integrated together to form an independent part, or each module may exist separately, or two or more modules may be integrated to form an independent part.
The functions, if implemented in the form of software functional modules and sold or used as a stand-alone product, may be stored in a computer readable storage medium. Based on such understanding, the technical solution of the present invention may be embodied in the form of a software product, which is stored in a storage medium and includes instructions for causing a computer device (which may be a personal computer, a server, or a network device) to execute all or part of the steps of the method according to the embodiments of the present invention. And the aforementioned storage medium includes: a U-disk, a removable hard disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), a magnetic disk or an optical disk, and other various media capable of storing program codes. It is noted that, herein, 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.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (8)
1. A sleep state monitoring method is applied to a sleep state monitor and is characterized by comprising the following steps:
receiving temperature information of a first area;
when the temperature of the first area belongs to a preset temperature range, a cyclic scanning instruction is sent to a detection area control mechanism; the detection area control mechanism comprises a liquid crystal screen, the liquid crystal screen is arranged between the infrared sensor and the target area, the liquid crystal screen is provided with a plurality of matrix display areas, and the liquid crystal screen is used for controlling liquid crystal to enable the matrix display areas to be in a transparent state or a non-transparent state so as to adjust the detection area of the infrared sensor;
receiving temperature information of a plurality of sub-areas of the second area in different periods;
and when the temperature difference of at least one sub-area in the plurality of sub-areas in the adjacent period reaches a temperature threshold value, sending out an alarm signal.
2. The sleep state monitoring method of claim 1, wherein the first region comprises a region of a child's head and the second region comprises a region covered by a quilt.
3. The utility model provides a sleep state monitoring device, is applied to sleep state monitor, its characterized in that, the device includes:
the first temperature receiving module is used for receiving temperature information of the first area;
the scanning starting module is used for sending a cyclic scanning instruction to the detection area control mechanism when the temperature of the first area belongs to a preset temperature range; the detection area control mechanism comprises a liquid crystal screen, the liquid crystal screen is arranged between the infrared sensor and the target area, the liquid crystal screen is provided with a plurality of matrix display areas, and the liquid crystal screen is used for controlling liquid crystal to enable the matrix display areas to be in a transparent state or a non-transparent state so as to adjust the detection area of the infrared sensor;
the second temperature receiving module is used for receiving the temperature information of the plurality of sub-areas of the second area in different periods;
and the alarm module is used for sending out an alarm signal when the temperature difference of at least one sub-area in the plurality of sub-areas in the adjacent period reaches a temperature threshold value.
4. A sleep state monitor, comprising a detection device, the detection device comprising:
the infrared sensor is used for acquiring temperature information of sub-areas of the first area and the second area;
a detection region control mechanism for controlling a detection region of the infrared sensor; the detection area control mechanism comprises a liquid crystal screen, the liquid crystal screen is arranged between the infrared sensor and a target area, the liquid crystal screen is provided with a plurality of matrix display areas, and the liquid crystal screen is used for controlling liquid crystal to enable the matrix display areas to be in a transparent state or a non-transparent state so as to adjust the detection area of the infrared sensor;
a processor;
a memory; and
a sleep state monitoring device;
the sleep state monitoring device is stored in the memory and comprises one or more software functional modules executed by the processor, and the sleep state monitoring device comprises:
the first temperature receiving module is used for receiving temperature information of the first area;
the scanning starting module is used for sending a cyclic scanning instruction to the detection area control mechanism when the temperature of the first area belongs to a preset temperature range;
the second temperature receiving module is used for receiving the temperature information of the plurality of sub-areas of the second area in different periods;
and the alarm module is used for sending out an alarm signal when the temperature difference of at least one sub-area in the plurality of sub-areas in the adjacent period reaches a temperature threshold value.
5. The sleep state monitor of claim 4, further comprising a receiving device, wherein the detecting device comprises a transmitting module, and wherein the detecting device is wirelessly connected to the receiving device via the transmitting module;
the detection device is connected with a supporting rod, the other end of the supporting rod is arranged on the bed or the wall body, and the supporting rod is rotatably connected with the bed or the wall body.
6. The sleep state monitor according to any one of claims 4 or 5, wherein the detection region control mechanism comprises a horizontal angle driving motor and a pitch angle driving motor, the infrared sensor is disposed on the pan/tilt head, the horizontal angle driving motor is used for controlling the pan/tilt head to rotate in the horizontal direction, the pitch angle driving motor is disposed on the pan/tilt head, and the pitch angle driving motor is used for controlling the pitch angle of the infrared sensor in the vertical direction.
7. The sleep state monitor according to claim 6, wherein the horizontal angle driving motor is connected with a horizontal angle driving shaft, one end of the horizontal angle driving shaft, which is far away from the horizontal angle driving motor, is fixedly connected with a horizontal angle driving wheel, the pan-tilt is provided with an arc-shaped inner rack, the horizontal angle driving wheel is meshed with the arc-shaped inner rack, and the horizontal angle driving motor drives the pan-tilt to rotate in the horizontal direction through the horizontal driving wheel, so that the horizontal angle of the infrared sensor changes;
the utility model discloses a PCB board, including pitch angle driving motor, pitch angle worm, infrared sensor, PCB board, PCB support, the opposite side of PCB board and the laminating of pitch angle worm wheel, pitch angle driving motor is connected with the pitch angle worm, the pitch angle worm is connected with the pitch angle worm wheel, infrared sensor installs in the PCB board, one side of PCB board is rotated and is connected in the setting PCB support on the cloud platform, the opposite side and the pitch angle worm wheel laminating of PCB board, so that pitch angle driving motor passes through the pitch angle worm wheel with the pitch angle worm drives the.
8. The sleep state monitor of claim 4 or 5, wherein the detection zone control mechanism comprises a transverse mask, a longitudinal mask, a transverse drive motor, and a longitudinal drive motor;
the transverse shielding plate is provided with a vertical grid hole perpendicular to the transverse shielding plate, the transverse driving motor is used for driving the transverse shielding plate to move transversely, the longitudinal shielding plate is provided with a vertical grid hole perpendicular to the transverse shielding plate, the longitudinal driving motor is used for driving the longitudinal shielding plate to move longitudinally, so that light can pass through the transverse grid hole and a groove formed by overlapping the longitudinal grid holes, and the detection area of the infrared sensor is adjusted.
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| CN201711119323.2A CN107727241B (en) | 2017-11-13 | 2017-11-13 | Sleep state monitoring method and device and sleep state monitor |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109924961A (en) * | 2019-04-01 | 2019-06-25 | 中国医学科学院生物医学工程研究所 | Attitude adjusting method, device, terminal and the storage medium of nursing bed |
| CN112806962A (en) * | 2021-01-18 | 2021-05-18 | 珠海格力电器股份有限公司 | Child sleep state monitoring method and device based on TOF and infrared module |
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