CN205563768U - Indoor number statistical system based on ultrasonic detection technique - Google Patents
Indoor number statistical system based on ultrasonic detection technique Download PDFInfo
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- CN205563768U CN205563768U CN201620321446.9U CN201620321446U CN205563768U CN 205563768 U CN205563768 U CN 205563768U CN 201620321446 U CN201620321446 U CN 201620321446U CN 205563768 U CN205563768 U CN 205563768U
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Abstract
The utility model relates to an intelligence number statistical technique, purpose are in order to solve at present in the teaching field, do not have the problem that can intelligently check the equipment of student's number in the classroom. The utility model provides an indoor number statistical system based on ultrasonic detection technique, including power module, an ultrasonic detecting module, the 2nd ultrasonic detecting module, processing module and display module, an ultrasonic detecting module, the 2nd ultrasonic detecting module, power module and display module are connected with processing module, and power module still is connected with an ultrasonic detecting module, the 2nd ultrasonic detecting module and display module, an ultrasonic detecting module and the 2nd ultrasonic detecting module install respectively and reach outdoors in the door of indoor door. The utility model discloses an indoor number statistical system can realize carrying on automation statistically to passing in and out indoor number, is applicable to and carries out the teaching field makeed statistics of to indoor number.
Description
Technical field
This utility model relates to Intelligent number-of-people statistical technique, particularly to a kind of demographic method based on ultrasonic detection technology.
Background technology
The when of being just educated in the university, everybody is filled with curiosity and expectation to university, desires to show around, is in the custom of senior middle school,
The most still it is punctual for class.But the most slowly elapsing, a lot of students have been familiar with the life in university gradually.Right
A lot of things are without enthusiasm originally and expectation, and it is a kind of slack to the substitute is.Then, be late for situation about attending class by
Fade in dew, even play truant and dodge a lesson.And school checks the number of people also for calling the roll to class rate requirement teacher of student.Typically
For, in order to check number of student, teacher the most at least to spend the time of three to five minutes, and for the more big class of number
, the time that teacher checks the number of people can exceed that ten minutes, and this is the significant wastage to teacher strength.At present, in educational applications
Field, does not also have a kind of being capable of that religion occupancy is carried out the equipment that intelligence is checked.
Utility model content
The purpose of this utility model is to solve at present at teaching field, not having one intelligence can check number of student in classroom
The problem of equipment.
For reaching above-mentioned purpose, this utility model provides a kind of occupancy statistical system based on ultrasonic detection technology, and it is special
Levy and be, including power module, the first ultrasound examination module, the second ultrasound examination module, processing module and display module,
Described first ultrasound examination module, the second ultrasound examination module, power module and display module are connected with processing module, electricity
Source module is also connected with the first ultrasound examination module, the second ultrasound examination module and display module, described first ultrasound wave inspection
Survey in module and the second ultrasound examination module are separately mounted to the door of interior door and outdoors.
Specifically, described first ultrasound examination module include the first transmitter unit and first receive unit, the first transmitter unit and
First line receiving unit intersects with human body direct of travel, and described second ultrasound examination module includes the second transmitter unit and the
Two receive unit, the second transmitter unit and the second line receiving unit intersects with human body direct of travel.
Further, also include that cipher code lock module, described cipher code lock module are connected with processing module and power module, password locked mode
Block is arranged on interior door outdoors.
Further, for preventing malice from making a forcible entry into indoor, alarm module, described alarm module and processing module and electricity are also included
Source module connects.
Specifically, described power module include voltage source, switch, the first electric capacity, the second electric capacity, voltage regulation unit, the 3rd electric capacity,
4th electric capacity and resistance, described voltage source one end is connected with switch, and other end ground connection, after the first electric capacity and the second electric capacity parallel connection one
End is connected with the input of voltage regulation unit, other end ground connection, one end and voltage stabilizing list after the 3rd electric capacity, the 4th electric capacity and resistor coupled in parallel
The outfan of unit connects, and other end ground connection, the other end of described switch is connected with the input of voltage regulation unit, described voltage regulation unit
Earth terminal ground connection.
Further, described power module also includes light emitting diode, one end of described resistance eutral grounding and the positive pole of light emitting diode
Connect, the minus earth of light emitting diode.
Preferably, described display module is LCD liquid crystal display.
The beneficial effects of the utility model are: this utility model provides a kind of equipment that can carry out occupancy Intelligent statistical, should
The number that turnover is indoor can be added up and show by equipment, and this equipment is applied to number of student statistics in classroom, Ke Yiwei
Faculty provides accurate number of student, it is to avoid waste time in classroom.In this utility model, further comprises cipher code lock module,
Cipher code lock module is for preventing the people not possessing authority from entering indoor, when there is fortuitous event, it is also possible to entered by alarm module
Row is reported to the police.
Accompanying drawing explanation
Fig. 1 is the theory diagram of the occupancy statistical system based on ultrasonic detection technology of embodiment；
Fig. 2 is the circuit structure diagram of the power module of embodiment.
Detailed description of the invention
Below in conjunction with drawings and Examples, the technical solution of the utility model is further described.
This utility model, for solving at present at teaching field, does not has a kind of intelligence to check asking of the equipment of number of student in classroom
Topic, it is provided that a kind of occupancy statistical system based on ultrasonic detection technology, including power module, the first ultrasound examination mould
Block, the second ultrasound examination module, processing module and display module, described first ultrasound examination module, the second ultrasound wave inspection
Survey module, power module and display module are connected with processing module, power module also with the first ultrasound examination module, the second surpass
Sonic detection module and display module connect, and described first ultrasound examination module and the second ultrasound examination module are separately mounted to
In the door of interior door and outdoors.
Embodiment
As it is shown in figure 1, occupancy statistical system based on ultrasonic detection technology of the present utility model, including power module,
First ultrasound examination module, the second ultrasound examination module, processing module and display module, described first ultrasound examination mould
Block, the second ultrasound examination module, power module and display module are connected with processing module, power module also with the first ultrasound wave
Detection module, the second ultrasound examination module and display module connect, described first ultrasound examination module and the inspection of the second ultrasound wave
Survey in module is separately mounted to the door of interior door and outdoors.
First ultrasound examination module is arranged on the outside of door, may be mounted at the both sides of doorframe outdoors.First ultrasound examination mould
Block includes that the first transmitter unit and first receives unit, is respectively used to launch and receive ultrasound wave, and the first transmitter module sends 8
The square wave of 40KHZ, sends the high level of a special time from trend processing module after the first receiver module reception echo, if
High level lasting time is different with the previous time, and just explanation door have passed through a people.Second ultrasound examination module is arranged on
The inside of door, the operation principle of the second ultrasound examination module is identical with the operation principle of the first ultrasound examination module.When
First ultrasound examination module first detects that human body passes through, and detects when human body passes through after the second ultrasound examination module, explanation
Someone enters indoor, and processing module adds a counting to statistical number of person.When the second ultrasound examination module first detects that human body leads to
Cross, and detect when human body passes through after the first ultrasound examination module, illustrate that someone leaves indoor, number is subtracted one counting.
After statistics completes, final count value is sent to display module and shows by processing module, and display module uses LCD to show
Show device.In this utility model, the first transmitter unit of first detection module and the line of the second transmitter unit and human body walking
Direction is it is necessary to have intersection point, and in general, the position of installation is preferred with about 1 meter of ground of distance.The installation of the second detection module
Identical with first detection module.
Power module of the present utility model, as in figure 2 it is shown, include voltage source, switch, the first electric capacity, the second electric capacity, voltage stabilizing
Unit, the 3rd electric capacity, the 4th electric capacity and resistance, described voltage source one end with switch is connected, other end ground connection, the first electric capacity and
After second electric capacity parallel connection, one end is connected with the input of voltage regulation unit, other end ground connection, and the 3rd electric capacity, the 4th electric capacity and resistance are also
After connection, one end is connected with the outfan of voltage regulation unit, other end ground connection, and the other end of described switch connects with the input of voltage regulation unit
Connect, the earth terminal ground connection of described voltage regulation unit.Described power module also includes light emitting diode, one end of described resistance eutral grounding with
The positive pole of light emitting diode connects, the minus earth of light emitting diode, and the positive pole of light emitting diode connects the output of power module.
Occupancy statistical system of the present utility model, also includes cipher code lock module and alarm model, described cipher code lock module and place
Reason module connects, and cipher code lock module is arranged on interior door outdoors.Described alarm module is connected with processing module.Work as Password Input
When the number of times of mistake exceedes the number of times of setting, alarm module can be reported to the police automatically.
Claims (7)
1. occupancy statistical system based on ultrasonic detection technology, it is characterised in that include power module, the first ultrasound wave
Detection module, the second ultrasound examination module, processing module and display module, described first ultrasound examination module, the second surpass
Sonic detection module, power module and display module are connected with processing module, power module also with the first ultrasound examination module,
Second ultrasound examination module and display module connect, and described first ultrasound examination module and the second ultrasound examination module are respectively
In being arranged on the door of interior door and outdoors.
2. occupancy statistical system based on ultrasonic detection technology as claimed in claim 1, it is characterised in that described the
One ultrasound examination module includes that the first transmitter unit and first receives unit, and the first transmitter unit and first receives the line of unit
Intersect with human body direct of travel, described second ultrasound examination module include the second transmitter unit and second receive unit, second
Penetrate unit and the second line receiving unit intersects with human body direct of travel.
3. occupancy statistical system based on ultrasonic detection technology as claimed in claim 1 or 2, it is characterised in that also
Including cipher code lock module, described cipher code lock module is connected with processing module and power module, and cipher code lock module is arranged on interior door
Outdoors.
4. occupancy statistical system based on ultrasonic detection technology as claimed in claim 3, it is characterised in that also include
Alarm module, described alarm module is connected with processing module and power module.
5. occupancy statistical system based on ultrasonic detection technology as claimed in claim 1 or 2, it is characterised in that institute
State power module and include voltage source, switch, the first electric capacity, the second electric capacity, voltage regulation unit, the 3rd electric capacity, the 4th electric capacity and electricity
Resistance, described voltage source one end is connected with switch, other end ground connection, one end and voltage regulation unit after the first electric capacity and the second electric capacity parallel connection
Input connect, other end ground connection, after the 3rd electric capacity, the 4th electric capacity and resistor coupled in parallel, the outfan of one end and voltage regulation unit is even
Connecing, other end ground connection, the other end of described switch is connected with the input of voltage regulation unit, the earth terminal ground connection of described voltage regulation unit.
6. occupancy statistical system based on ultrasonic detection technology as claimed in claim 5, it is characterised in that described electricity
Source module also includes that light emitting diode, one end of described resistance eutral grounding are connected with the positive pole of light emitting diode, bearing of light emitting diode
Pole ground connection.
7. occupancy statistical system based on ultrasonic detection technology as claimed in claim 1, it is characterised in that described aobvious
Show that module is LCD liquid crystal display.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620321446.9U CN205563768U (en) | 2016-04-15 | 2016-04-15 | Indoor number statistical system based on ultrasonic detection technique |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620321446.9U CN205563768U (en) | 2016-04-15 | 2016-04-15 | Indoor number statistical system based on ultrasonic detection technique |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205563768U true CN205563768U (en) | 2016-09-07 |
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ID=56808377
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620321446.9U Expired - Fee Related CN205563768U (en) | 2016-04-15 | 2016-04-15 | Indoor number statistical system based on ultrasonic detection technique |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205563768U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109446770A (en) * | 2018-10-18 | 2019-03-08 | 维沃移动通信有限公司 | A kind of method and apparatus for protecting privacy |
-
2016
- 2016-04-15 CN CN201620321446.9U patent/CN205563768U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109446770A (en) * | 2018-10-18 | 2019-03-08 | 维沃移动通信有限公司 | A kind of method and apparatus for protecting privacy |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160907 Termination date: 20190415 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |