CN214583754U - Resistance strain gauge type pressure sensing device for nuclear personnel - Google Patents
Resistance strain gauge type pressure sensing device for nuclear personnel Download PDFInfo
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- CN214583754U CN214583754U CN202120851862.0U CN202120851862U CN214583754U CN 214583754 U CN214583754 U CN 214583754U CN 202120851862 U CN202120851862 U CN 202120851862U CN 214583754 U CN214583754 U CN 214583754U
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Abstract
The utility model discloses a resistance strain gauge type pressure sensing device for nuclear personnel, which comprises a plurality of resistance strain gauge pressure sensors, wherein all the resistance strain gauge pressure sensors are respectively arranged below a passenger seat and are all connected with an amplifier, and the output ends of all the amplifiers are connected with an analog-to-digital conversion port of a microcontroller; the information input end of the microcontroller is connected with a ticketing management system to receive ticketing information; the microcontroller is connected with a liquid crystal display screen to display the information of the nuclear member. This design adopts a nuclear to replace artifical nuclear with resistance strain gauge formula pressure sensing device, when having reduced artifical intensity of labour, has improved the efficiency of solving and account for seat and the seat problem of overlock, and its inside resistance strain gauge pressure sensor quality and small has significantly reduced track traffic's heavy burden, and then has promoted passenger-carrying capacity, has reduced energy resource consumption.
Description
Technical Field
The utility model relates to the technical field of sensing, specifically be a resistance strain gauge formula pressure sensing device for nuclear personnel.
Background
The appearance of the rail vehicle not only enriches the types of the vehicles, but also improves the traveling speed of people. The rail transit develops till now, and vehicles and ticket selling services are mature day by day, but in the modern day of the rapid development of the times, the phenomenon of occupying seats and overlocking seats often occurs.
In order to effectively eliminate the phenomenon and improve the convenience of people going out and the service quality of a rail transit department, an indicator lamp above a seat usually displays whether a passenger buys the seat in the current journey, but the following problems still exist:
1. before each train starts, the crew member needs to count the seat information of the passengers in each carriage according to the indicator light, which is very inconvenient, cannot solve the problems of seat occupation and seat overlock in time, and wastes a large amount of manpower and material resources.
2. Although the existing pressure sensors have high precision, most of the existing pressure sensors have large volume and mass and are not suitable for being arranged on a large number of rail vehicles.
Therefore, a pressure sensing device for passenger nuclear personnel in rail transit, which has small volume and mass and can realize electronic automation, is needed.
SUMMERY OF THE UTILITY MODEL
The technique that exists is not enough to the aforesaid, the utility model aims at providing a resistance strain gauge formula pressure sensing device for nuclear worker is connected resistance strain gauge formula pressure sensing device and a microcontroller, replaces artifical nuclear worker, when having reduced artifical intensity of labour, has improved the solution and has accounted for the efficiency of seat and the seat problem of overlock.
In order to solve the technical problem, the utility model adopts the following technical scheme:
the utility model provides a resistance strain gauge type pressure sensing device for nuclear personnel, which comprises a plurality of resistance strain gauge type pressure sensors,
all the resistance type strain gauge pressure sensors are respectively arranged below the passenger seat and are connected with an amplifier, and the output ends of all the amplifiers are connected with an analog-to-digital conversion port of a microcontroller; the information input end of the microcontroller is connected with a ticketing management system to receive ticketing information; the microcontroller is connected with a liquid crystal display screen to display the information of the nuclear member;
when a passenger sits on the seat, the resistance type strain gauge pressure sensor outputs a pressure value to the microcontroller, the microcontroller judges that the seat is occupied, and the microcontroller compares seat occupation information with ticket information to check the passenger.
Preferably, the microcontroller comprises an operation module and a storage module, the storage module is respectively connected with an analog-to-digital conversion port of the microcontroller and an information input port of the microcontroller to receive seat occupation information and ticket business information, the operation module is connected with the storage module, and the operation module is connected with the liquid crystal display screen to output the information of the core staff.
Preferably, the microcontroller is connected with a power supply device for supplying power, and the power supply device comprises a power supply and a power switch.
Preferably, the microcontroller is an STM32 series single chip microcomputer.
The beneficial effects of the utility model reside in that: this design adopts a nuclear to replace artifical nuclear with resistance strain gauge formula pressure sensing device, when having reduced artifical intensity of labour, has improved the efficiency of solving and account for seat and the seat problem of overlock, and its inside resistance strain gauge pressure sensor quality and small has significantly reduced track traffic's heavy burden, and then has promoted passenger-carrying capacity, has reduced energy resource consumption.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a system structure diagram of an embodiment of the present invention.
Description of reference numerals:
the system comprises a 1-resistance strain gauge pressure sensor, a 2-amplifier, a 3-microcontroller, a 4-ticket selling management system, a 31-storage module, a 32-operation module, a 33-liquid crystal display screen and a 34-power supply device.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example (b):
as shown in fig. 1, the utility model provides a resistance strain gauge type pressure sensor device for nuclear personnel, which comprises a plurality of resistance strain gauge type pressure sensors 1,
all the resistance-type strain gauge pressure sensors 1 are respectively arranged below the passenger seat and are connected with an amplifier 2, and the output ends of all the amplifiers 2 are connected with an analog-to-digital conversion port of a microcontroller 3; the information input end of the microcontroller 3 is connected with a ticketing management system 4 for receiving ticketing information; the microcontroller 3 is connected with a liquid crystal display 33 to display the information of the nuclear member;
when a passenger sits on the seat, the resistance type strain gauge pressure sensor 1 outputs a pressure value to the microcontroller 3, the microcontroller 3 judges that the seat is occupied, and the microcontroller 3 compares seat occupation information with ticket business information to check the passenger.
The ticket selling management system 4 can be implemented by adopting the prior art, as long as it can collect the ticket service information, for example, the ticket service information is collected by the automatic ticket selling and checking system in the one-way ticket selling management method of the rail transit automatic ticket selling and checking system disclosed in 7, 15 and 2015, which is published as CN103065394B, and the specific structure is not the key point of protection of the utility model, so the detailed description is not made here.
As a preferred embodiment of the present invention, microcontroller 3 includes an operation module 32 and a storage module 31, and storage module 31 is connected with microcontroller 3's analog-to-digital conversion port and microcontroller 3's information input port respectively in order to receive account for a seat information and ticket business information, and operation module 32 is connected with storage module 31, and operation module 32 is connected with liquid crystal display 33 in order to output and show ticket business information and account for a seat number that seat information does not accord with.
As a preferred embodiment of the present invention, the microcontroller 3 is further connected to a power supply device 34 for supplying power, the power supply device includes a power supply and a power switch, the power switch is turned on before the nuclear worker is performed, and the power switch is turned off after the nuclear worker finishes to realize energy conservation and environmental protection.
As shown in fig. 1, a group of resistance strain gauge pressure sensors 1 are respectively connected with an analog-to-digital conversion port of a microcontroller 3 through an amplifier 2 connected with the resistance strain gauge pressure sensors 1, the resistance strain gauge pressure sensors 1 are respectively arranged below a passenger seat to be stressed, resistance values of the resistance strain gauges change after being stressed and deformed, currents in the resistance strain gauge pressure sensors 1 change, changes of analog current quantities are converted into changes of pressure values through the analog-to-digital conversion port on the microcontroller 3, and then the pressure values on the passenger seat are measured.
The above-mentioned resistance-type strain gage can adopt prior art to realize as long as it can realize the pressure sensing function, for example adopt in 2020 6 months 30 days open, the monitoring of resistance-type strain gage among "a resistance-type strain gage" that publication number is CN110095054B in order to realize the pressure value, its concrete structure is not the utility model discloses a protection is important, so does not do not detailed here.
It should be noted that fig. 1 shows a group of resistance strain gauge pressure sensors 1, but the number of the resistance strain gauge pressure sensors 1 adopted in the present design is not limited to one group, that is, the number of the passenger seats on the train may correspond to the number of the resistance strain gauge pressure sensors 1 one by one, and the passenger seats may be connected to the analog-to-digital conversion port of the micro controller 3 through an amplifier 2.
Furthermore, the early warning value of each resistance strain gauge pressure sensor 1 is preset in the storage module 31 of the microcontroller 3 to be 20kg, if the pressure value on the passenger seat without ticket purchasing information exceeds 20kg, the system judges that the passenger seat is occupied, and the liquid crystal display screen 33 connected with the operation module 32 displays the seat information of the occupied seat.
As a preferred embodiment of the present invention, the microcontroller 3 is an STM32 series single chip microcomputer.
Before a train starts, a storage module 31 of a microcontroller 3 receives ticket information transmitted by a ticketing management system 4 in advance, when a crew inspects a carriage in the process of train advancing, the storage module 31 receives a pressure value on a passenger seat after analog-to-digital conversion through a resistance type strain gauge pressure sensor 1, the microcontroller 3 compares the ticket information with seat occupying information through an operation module 32, if the passenger seat without the ticket purchasing information is occupied, seat information of the occupied seat is displayed on a liquid crystal display 33, and the crew immediately arrives at the seat to check the ticket purchasing information of the crew, and timely coordinates and processes the ticket purchasing information.
It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (4)
1. A resistance strain gauge type pressure sensing device for nuclear personnel comprises a plurality of resistance strain gauge pressure sensors and is characterized in that,
all the resistance type strain gauge pressure sensors are respectively arranged below the passenger seat and are connected with an amplifier, and the output ends of all the amplifiers are connected with an analog-to-digital conversion port of a microcontroller; the information input end of the microcontroller is connected with a ticketing management system to receive ticketing information; the microcontroller is connected with a liquid crystal display screen to display the information of the nuclear member;
when a passenger sits on the seat, the resistance type strain gauge pressure sensor outputs a pressure value to the microcontroller, the microcontroller judges that the seat is occupied, and the microcontroller compares seat occupation information with ticket information to check the passenger.
2. The resistive strain gauge type pressure sensing device for the nuclear power worker as claimed in claim 1, wherein the microcontroller comprises an operation module and a storage module, the storage module is respectively connected with an analog-to-digital conversion port of the microcontroller and an information input port of the microcontroller to receive seat occupation information and ticket business information, the operation module is connected with the storage module, and the operation module is connected with the liquid crystal display screen to output nuclear power worker information.
3. The nuclear power plant resistance strain gauge pressure sensing device of claim 1, wherein the microcontroller is connected to a power supply unit for supplying power, the power supply unit comprising a power source and a power switch.
4. The resistive strain gage pressure sensing device for nuclear power operators as claimed in claim 1, wherein the microcontroller is a single chip microcomputer of STM32 series.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120851862.0U CN214583754U (en) | 2021-04-23 | 2021-04-23 | Resistance strain gauge type pressure sensing device for nuclear personnel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120851862.0U CN214583754U (en) | 2021-04-23 | 2021-04-23 | Resistance strain gauge type pressure sensing device for nuclear personnel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214583754U true CN214583754U (en) | 2021-11-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120851862.0U Active CN214583754U (en) | 2021-04-23 | 2021-04-23 | Resistance strain gauge type pressure sensing device for nuclear personnel |
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| CN (1) | CN214583754U (en) |
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2021
- 2021-04-23 CN CN202120851862.0U patent/CN214583754U/en active Active
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