CN214407608U - Embedded multifunctional transmitter - Google Patents
Embedded multifunctional transmitter Download PDFInfo
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- CN214407608U CN214407608U CN202120998585.6U CN202120998585U CN214407608U CN 214407608 U CN214407608 U CN 214407608U CN 202120998585 U CN202120998585 U CN 202120998585U CN 214407608 U CN214407608 U CN 214407608U
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Abstract
The utility model discloses an embedded multi-functional changer, including the changer body, the changer body includes metal casing and stainless steel wire drawing panel, stainless steel wire drawing panel fixed mounting is in metal casing one side, the PCB board is installed to stainless steel wire drawing panel internal thread, install ARM micro-controller, differential pressure sensor, RS485 communication interface, analog output unit and temperature and humidity sensor on the PCB board respectively, the ARM micro-controller respectively with differential pressure sensor, RS485 communication interface, analog output unit and temperature and humidity sensor electric connection, stainless steel wire drawing panel surface mounting has the display module, monitors simultaneously and real-time display temperature, humidity, pressure, built-in temperature and humidity sensor and differential pressure sensor, can receive three routes analog input: 4-20mA/0-10V, the differential pressure, the temperature and the humidity are concentrated into one block, three paths of analog signals can be output, one path of communication can also be output, the micro differential pressure can be calibrated on line at fixed time, and the problem of temperature drift of the small-range sensor is solved.
Description
Technical Field
The utility model relates to an industrial sensor measures technical field, specifically is an embedded multi-functional changer.
Background
Transmitters have evolved from sensors, all of which are capable of outputting a standard signal. The standard signal is a signal having a form and quantity in a range conforming to the international standard. The transmitter is used for detecting the process parameters and transmitting the measured values in a specific signal form so as to display and adjust the measured values. The automatic detecting and regulating system converts various technological parameters, such as temperature, pressure, flow rate, liquid level, components, etc. into unified standard signal, which is transmitted to the regulator and the indicating recorder for regulation, indication and recording.
The existing transmitter equipment does not have a real-time interactive human-computer interface, so that a technician cannot observe and acquire a real-time working condition from the equipment or judge whether the equipment runs normally or not under an industrial field environment. For example, whether the current force value magnitude, the fluctuation amplitude, the dynamic frequency change and the like are consistent with the current working condition. The signal parameters of the system need to be acquired and then need to be read from a remote data terminal, so that the system is very inconvenient, single in function, inconvenient to operate, large in size, inconvenient to install, high in failure rate, unscientific in integrated or embedded installation, low in protection level, high in cost and high in replacement frequency. Therefore, an embedded multifunctional transmitter is needed to solve the above problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an embedded multi-functional changer, the utility model discloses a set up metal casing, stainless steel wire drawing panel and display module cooperation and use, with this changer body embedded to the wall in, the outer display is stainless steel wire drawing panel, takes liquid crystal display, and pressure taking mode accessible panel hole is got and is pressed, and the scene installation is nimble convenient, neither increases the construction degree of difficulty, and is also simple pleasing to the eye to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an embedded multi-functional changer, includes the changer body, the changer body includes metal casing and stainless steel wire drawing panel, stainless steel wire drawing panel fixed mounting is in metal casing one side, the PCB board is installed to stainless steel wire drawing panel internal thread, install ARM microcontroller, differential pressure sensor, RS485 communication interface, analog output unit and temperature and humidity sensor on the PCB board respectively, the ARM microcontroller respectively with differential pressure sensor, RS485 communication interface, analog output unit and temperature and humidity sensor electric connection, stainless steel wire drawing panel surface mounting has the display module.
Preferably, threaded holes are formed in four corners of the surface of the stainless steel wire drawing panel, the stainless steel wire drawing panel penetrates through one end of a stainless steel screw to be installed inside a wall through the threaded holes, and the metal shell is embedded inside the wall.
Preferably, the analog output unit is set as a three-channel 4-20mA/0-10V current signal and voltage signal output unit, and the RS485 communication interface is set as an MODBUS standard communication protocol for communication.
Preferably, the stainless steel wire drawing panel is internally provided with a connecting plate, the connecting plate is equidistantly provided with at least six groups of slots, the slots are internally provided with wiring terminals, and the stainless steel wire drawing panel is internally provided with a storage battery.
Preferably, the display assembly comprises a display screen, a power switch, an indicator light and a pressure difference zero clearing key, the display screen is fixedly installed on the surface of the stainless steel wire drawing panel, and the power switch, the indicator light and the pressure difference zero clearing key are all installed below the display screen.
Preferably, the temperature range of the temperature and humidity sensor is set to-10-60 ℃, the humidity range is set to 0-100% RH, the temperature precision of the temperature and humidity sensor is set to +/-0.5 ℃, the humidity precision of the temperature and humidity sensor is set to +/-0.5% RH, the differential pressure range of the differential pressure sensor is set to-100- +100Pa, and the differential pressure precision of the differential pressure sensor is set to +/-0.5% FS.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses a set up metal casing, stainless steel wire drawing panel and display module and cooperate and use, with this changer body embedded to the wall in, the outer stainless steel wire drawing panel that shows, take liquid crystal display, the pressure mode can be got through the panel hole and press, the on-the-spot installation is nimble convenient, neither increases the construction degree of difficulty, and is also simple pleasing to the eye, introduces industrial level changer to civilian field, and application scope enlarges like this, increases considerable income for the enterprise;
2. through setting up PCB board, differential pressure sensor, RS485 communication interface, analog output unit and temperature and humidity sensor cooperation and using, monitor simultaneously and show temperature, humidity, pressure in real time, built-in temperature and humidity sensor and differential pressure sensor can receive three routes analog input: 4-20mA/0-10V, the differential pressure, the temperature and the humidity are concentrated into one block, three paths of analog signals can be output, one path of communication can also be output, the micro differential pressure can be calibrated on line at regular time, the temperature drift problem of the small-range sensor is solved, and the temperature and the humidity acquire data through an external probe; the device can obtain data from the equipment, is convenient and quick, is applied to occasions such as clean plants, pharmaceutical factories, negative pressure wards, negative pressure ambulances and the like, and has wide application range and large demand.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic sectional view of the present invention;
fig. 3 is a schematic three-dimensional structure of the present invention.
In the figure: 1. a transmitter body; 2. a metal housing; 3. a stainless steel wire drawing panel; 301. a threaded hole; 4. a PCB board; 5. an ARM microcontroller; 6. a differential pressure sensor; 7. an RS485 communication interface; 8. an analog quantity output unit; 9. a temperature and humidity sensor; 10. a connecting plate; 11. a slot; 12. a wiring terminal; 13. a storage battery; 14. a display component; 15. a display screen; 16. a power switch; 17. an indicator light; 18. a pressure difference zero clearing key.
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.
Referring to fig. 1-3, the present invention provides a technical solution: an embedded multifunctional transmitter comprises a transmitter body 1, wherein the transmitter body 1 comprises a metal shell 2 and a stainless steel wire drawing panel 3, the stainless steel wire drawing panel 3 is fixedly arranged on one side of the metal shell 2, four corners of the surface of the stainless steel wire drawing panel 3 are respectively provided with a threaded hole 301, one end of the stainless steel wire drawing panel 3 penetrates through the threaded hole 301 to be arranged inside a wall, the metal shell 2 is embedded inside the wall, the transmitter body 1 is embedded into the wall, the stainless steel wire drawing panel 3 is displayed outside, a liquid crystal display 15 is arranged, a pressure taking mode can take pressure through a panel hole, the site installation is flexible and convenient, the construction difficulty is not increased, the transmitter is simple and attractive, an industrial transmitter is introduced into the civil field, the application range is expanded, and a great amount of income is increased for enterprises;
the analog quantity output unit 8 is set as a three-channel 4-20mA/0-10V current signal and voltage signal output unit, the RS485 communication interface 7 is set as an MODBUS standard communication protocol for communication, the temperature range of the temperature and humidity sensor 9 is set to be-10-60 ℃, the humidity range is set to be 0-100% RH, the temperature precision of the temperature and humidity sensor 9 is set to be +/-0.5 ℃, the humidity precision of the temperature and humidity sensor 9 is set to be +/-0.5% RH, the differential pressure range of the differential pressure sensor 6 is set to be-100 to +100Pa, and the differential pressure precision of the differential pressure sensor 6 is set to be +/-0.5% FS;
a connecting plate 10 is arranged in the stainless steel wire drawing panel 3, at least six groups of slots 11 are equidistantly distributed on the connecting plate 10, wiring terminals 12 are arranged in the slots 11, and a storage battery 13 is also arranged in the stainless steel wire drawing panel 3, so that the wires can be conveniently installed, and the working efficiency is improved;
the display component 14 comprises a display screen 15, a power switch 16, an indicator light 17 and a pressure difference zero clearing key 18, the display screen 15 is fixedly arranged on the surface of the stainless steel wire drawing panel 3, and the power switch 16, the indicator light 17 and the pressure difference zero clearing key 18 are all arranged below the display screen 15, so that data can be obtained from the equipment per se, and convenience and rapidness are realized;
a PCB (printed Circuit Board) 4 is installed in the stainless steel wire drawing panel 3 through threads, an ARM microcontroller 5, a differential pressure sensor 6, an RS485 communication interface 7, an analog output unit 8 and a temperature and humidity sensor 9 are installed on the PCB 4 respectively, the ARM microcontroller 5 is electrically connected with the differential pressure sensor 6, the RS485 communication interface 7, the analog output unit 8 and the temperature and humidity sensor 9 respectively, and a display assembly 14 is installed on the surface of the stainless steel wire drawing panel 3 and outputs the signals through the RS485 communication interface 7; the temperature, the humidity and the pressure are monitored and displayed in real time through outputting a current signal and a voltage signal of 4-20mA/0-10V of the three-way analog quantity, and three-way analog input can be received: 4-20mA/0-10V, the differential pressure, the temperature and the humidity are concentrated into one block, three paths of analog signals can be output, one path of communication can also be output, the micro differential pressure can be calibrated on line at regular time, the temperature drift problem of the small-range sensor is solved, and the temperature and the humidity acquire data through an external probe; the device can obtain data from the equipment, is convenient and quick, is applied to occasions such as clean plants, pharmaceutical factories, negative pressure wards, negative pressure ambulances and the like, and has wide application range and large demand.
When the transmitter is used, one end of the stainless steel wire drawing panel 3 penetrates through the threaded hole 301 through a stainless steel screw to be installed inside a wall, the metal shell 2 is embedded inside the wall, the transmitter body 1 is embedded into the wall, the stainless steel wire drawing panel 3 is displayed outside, the liquid crystal display screen 15 is arranged, the pressure can be obtained through the panel hole in a pressure obtaining mode, the field installation is flexible and convenient, the construction difficulty is not increased, the structure is simple and attractive, the industrial-grade transmitter is introduced into the civil field, the application range is expanded, and great benefits are increased for enterprises;
the convenient installation of the electric wire can be realized through the connecting plate 10 and the slot 11, the working efficiency is improved, the display assembly 14 comprises the display screen 15, the power switch 16, the indicator light 17 and the pressure difference zero clearing key 18, data can be obtained from the equipment, the operation is convenient and fast, and the simulated temperature and humidity sensor 9, the analog quantity output unit 8, the temperature and humidity sensor 9 and the current and voltage mv signals are used by the transmitter body 1; after operational amplification, the ARM microcontroller 5 processes the data; outputting through an RS485 communication interface 7; the temperature, the humidity and the pressure are monitored and displayed in real time through outputting a current signal and a voltage signal of 4-20mA/0-10V of the three-way analog quantity, and three-way analog input can be received: 4-20mA/0-10V, the differential pressure, the temperature and the humidity are concentrated into one block, three paths of analog signals can be output, one path of communication can also be output, the micro differential pressure can be calibrated on line at regular time, the temperature drift problem of the small-range sensor is solved, and the temperature and the humidity acquire data through an external probe; the device can obtain data from the equipment, is convenient and quick, is applied to occasions such as clean plants, pharmaceutical factories, negative pressure wards, negative pressure ambulances and the like, and has wide application range and large demand.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. An embedded multi-functional changer, includes changer body (1), its characterized in that: transmitter body (1) includes metal casing (2) and stainless steel wire drawing panel (3), stainless steel wire drawing panel (3) fixed mounting is in metal casing (2) one side, PCB board (4) are installed to stainless steel wire drawing panel (3) internal thread, install ARM microcontroller (5), differential pressure sensor (6), RS485 communication interface (7), analog output unit (8) and temperature and humidity sensor (9) on PCB board (4) respectively, ARM microcontroller (5) respectively with differential pressure sensor (6), RS485 communication interface (7), analog output unit (8) and temperature and humidity sensor (9) electric connection, stainless steel wire drawing panel (3) surface mounting has display module (14).
2. The embedded multifunction transmitter of claim 1, wherein: threaded holes (301) are formed in four corners of the surface of the stainless steel wire drawing panel (3), the stainless steel wire drawing panel (3) is installed inside a wall through one end of a stainless steel screw penetrating through the threaded holes (301), and the metal shell (2) is embedded into the wall.
3. The embedded multifunction transmitter of claim 1, wherein: the analog quantity output unit (8) is set as a three-channel 4-20mA/0-10V current signal and voltage signal output unit, and the RS485 communication interface (7) is set as an MODBUS standard communication protocol for communication.
4. The embedded multifunction transmitter of claim 1, wherein: stainless steel wire drawing panel (3) internally mounted has connecting plate (10), connecting plate (10) equidistance distribution has six at least groups slot (11), slot (11) internally mounted has binding post (12), inside battery (13) of still installing of stainless steel wire drawing panel (3).
5. The embedded multifunction transmitter of claim 1, wherein: the display assembly (14) comprises a display screen (15), a power switch (16), an indicator light (17) and a pressure difference zero clearing key (18), wherein the display screen (15) is fixedly arranged on the surface of the stainless steel wire drawing panel (3), and the power switch (16), the indicator light (17) and the pressure difference zero clearing key (18) are all arranged below the display screen (15).
6. The embedded multifunction transmitter of claim 1, wherein: the temperature range of the temperature and humidity sensor (9) is set to-10-60 ℃, the humidity range is set to 0-100% RH, the temperature precision of the temperature and humidity sensor (9) is set to +/-0.5 ℃, the humidity precision of the temperature and humidity sensor (9) is set to +/-0.5% RH, the differential pressure range of the differential pressure sensor (6) is set to-100- +100Pa, and the differential pressure precision of the differential pressure sensor (6) is set to +/-0.5% FS.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120998585.6U CN214407608U (en) | 2021-05-11 | 2021-05-11 | Embedded multifunctional transmitter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120998585.6U CN214407608U (en) | 2021-05-11 | 2021-05-11 | Embedded multifunctional transmitter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214407608U true CN214407608U (en) | 2021-10-15 |
Family
ID=78032782
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120998585.6U Active CN214407608U (en) | 2021-05-11 | 2021-05-11 | Embedded multifunctional transmitter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214407608U (en) |
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2021
- 2021-05-11 CN CN202120998585.6U patent/CN214407608U/en active Active
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