CN211427478U - Data acquisition device based on wireless transmission technology - Google Patents
Data acquisition device based on wireless transmission technology Download PDFInfo
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- CN211427478U CN211427478U CN201922119756.9U CN201922119756U CN211427478U CN 211427478 U CN211427478 U CN 211427478U CN 201922119756 U CN201922119756 U CN 201922119756U CN 211427478 U CN211427478 U CN 211427478U
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Abstract
The utility model provides a data acquisition device based on wireless transmission technology. The data acquisition device comprises a connector interface, a switching assembly, a wireless transmission circuit board assembly, a shell assembly and a positioning mounting column, wherein the wireless transmission circuit board assembly is fixedly connected inside the shell assembly through the positioning mounting column, the wireless transmission circuit board assembly is connected with the connector interface through the switching assembly, and the connector interface is located outside the shell assembly and used for connecting a host. The utility model discloses can realize the wired signal of ordinary net gape transmission to the conversion of wireless WIFI signal for among the wireless data acquisition field, can replace original wired transmission mode, reduce original connection cost, improve and connect and transmission efficiency.
Description
Technical Field
The utility model relates to a data transmission technical field especially indicates a data acquisition device based on wireless transmission technology.
Background
The main frame is built in large-scale equipment such as airplanes and automobiles, parameters in the operation process of the large-scale equipment are all kept in a storage medium of the main frame, and the data are collected and stored in the handheld mobile equipment, which is a common requirement for analyzing the data.
There are two main types of data acquisition methods in common use:
firstly, data acquisition is carried out through a mobile transmission medium such as a USB flash disk and then the data acquisition is connected to the handheld mobile equipment, the method needs the handheld mobile equipment and the host machine to have the same interface standard, and needs two connections, two transmissions are time-consuming and labor-consuming, and the operation is not simple and convenient enough;
secondly, the handheld mobile equipment is connected with the host through the data cable, then the transmission medium of the host is accessed, and the data is collected back to the handheld mobile equipment.
Data acquisition is simple, convenient and quick in a wireless transmission mode, but conversion work from a wired data stream to a wireless data stream must be solved.
SUMMERY OF THE UTILITY MODEL
To the above-mentioned weak point that exists among the prior art, the to-be-solved technical problem of the utility model is to provide a data acquisition device based on wireless transmission technology.
The utility model discloses a realize that the technical scheme that above-mentioned purpose adopted is: the utility model provides a data acquisition device based on wireless transmission technique, includes connector interface, switching subassembly, wireless transmission circuit board subassembly, casing subassembly and location erection column, wireless transmission circuit board subassembly passes through location erection column fixed connection is in the inside of casing subassembly, wireless transmission circuit board subassembly passes through switching subassembly connects the connector interface, the connector interface is located casing subassembly's outside is used for connecting the host computer.
The switching assembly comprises a switching line and a switching crystal head, the switching line is connected with the connector interface and the switching crystal head, and the switching crystal head is connected with the wireless transmission circuit board assembly.
The patch cord is the net twine of taking the shielding, has 8 sinle silks.
The wireless transmission circuit board assembly comprises a signal conversion circuit board and a battery connected with the signal conversion circuit board, and the signal conversion circuit board is used for being connected with the switching assembly.
The signal conversion circuit board comprises a power supply module, a level conversion module, a LAN interface module and a wireless WiFi module; the power supply module is used for connecting the battery, the level conversion module is connected with the power supply module, the LAN interface module and the wireless WiFi module, the LAN interface module is connected with the wireless WiFi module, the LAN interface module is used for connecting the switching assembly, and the wireless WiFi module is used for sending wireless network signals.
The wireless transmission circuit board assembly further comprises a charging module and a charging interface, and the charging module is connected with the battery and the charging interface.
The shell assembly comprises an outer shell, an upper cover, a switch with a lamp, a fixing screw, a charging interface through hole and an antenna interface through hole;
the outer shell is connected with the upper cover through the fixing screw, the outer shell is provided with the charging interface through hole and the antenna interface through hole, the charging interface is arranged in the charging interface through hole, and the antenna interface through hole is externally connected with a coaxial antenna; the switch with the lamp is fixed on the outer shell or the upper cover and is connected to a communication line between the conversion circuit board and the battery in the wireless transmission circuit board assembly.
The connector interface is provided with a mounting square disc at the rear part, and the mounting square disc is used for being connected with the shell assembly.
Compared with the prior art, the utility model discloses the wired signal that can realize ordinary net gape transmission is to the conversion of wireless WIFI signal for in the wireless data acquisition field, can replace original wired transmission mode, reduce original connection cost, improve and connect and transmission efficiency.
Drawings
Fig. 1 is a schematic overall structure diagram of an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a housing assembly according to an embodiment of the present invention;
fig. 3 is a schematic diagram of the internal structure of the embodiment of the present invention;
fig. 4 is a block diagram of a circuit structure of the signal conversion circuit board according to the embodiment of the present invention;
fig. 5 is a schematic circuit diagram of a power supply module according to an embodiment of the present invention;
fig. 6 is a schematic circuit diagram of a level shift module according to an embodiment of the present invention;
fig. 7 is a schematic circuit diagram of a LAN interface module according to an embodiment of the present invention;
fig. 8 is a schematic circuit diagram of a wireless WiFi module according to an embodiment of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples.
As shown in fig. 1-3, the embodiment of the utility model provides a data acquisition device based on wireless transmission technology for aircraft flight parameter gathers, including RJ45 connector interface 1, RJ45 adapter module 2, wireless transmission circuit board subassembly 3 and casing subassembly 4, casing subassembly 4 is fixed the outside of wireless transmission circuit board subassembly 3, RJ45 connector interface 1 passes through RJ45 adapter module 2 connects wireless transmission circuit board subassembly 3, RJ45 connector interface position 1 is in the outside of casing subassembly 4 is used for connecting the host computer, can realize to RJ45 net gape signal to wireless signal's conversion and send to realize the collection of wireless data.
The RJ45 adapter module 2 includes an adapter cable 21 and an RJ45 adapter plug 22, the adapter cable 21 connects the RJ45 connector interface 1 and the RJ45 adapter plug 22, and the RJ45 adapter plug 22 connects the wireless transmission circuit board module 3. The patch cord 2 is an RJ45 network cable with a shield, and has 8 wire cores in total. One end of the RJ45 switching crystal plug is connected with the switching line, and the other end of the RJ45 switching crystal plug can be connected with an RJ45 network port on the signal conversion circuit.
The shell assembly 4 comprises an outer shell 41, an upper cover 42, a switch 43 with a lamp, a fixing screw 44, a charging interface through hole 45 and an antenna interface through hole 46; the outer shell 41 is connected with the upper cover 42 through the fixing screw 44, the outer shell 41 is provided with the charging interface through hole 45 and the antenna interface through hole 46, a charging interface is arranged in the charging interface through hole 45, and the antenna interface through hole 46 is externally connected with a coaxial antenna; the lighted switch 43 is fixed to the outer case 41 or the upper cover 42, and is connected to a communication line between the conversion circuit board and the battery in the wireless transmission circuit board assembly 3.
The RJ45 connector plug 1 is a plug with a square disc shell, and on the basis of a common RJ45 connector plug, a square disc is additionally arranged at the rear part, so that the square disc can be fixed with the shell. When in use, the plug is connected into an RJ45 socket of a data host needing to be transmitted.
The location mounting post can be fixed with the mounting hole in the casing.
The wireless transmission circuit board assembly 3 comprises a signal conversion circuit board and a battery connected with the signal conversion circuit board, and the signal conversion circuit board is used for connecting the RJ45 adapter assembly 2. As shown in fig. 4, the signal conversion circuit board includes: power module, level switching module, LAN interface module, wireless WIFI module.
As shown IN fig. 5, the power supply module includes two capacitors for filtering, R1 is a pull-up resistor, VDD _ IN provides a 5V power supply, P1 is supplied by an external battery, and when data acquisition is started, the external power supply provides a 5V dc voltage, and the whole circuit is started.
As shown in fig. 6, the level shift module performs level shift using a MAX232 chip, accesses a 5V level provided by a power supply, and provides a 3.3V level. And meanwhile, serial port communication with the main control WIFI module is realized through UART _ TX, UART _ RX, TXD and RXD.
As shown in fig. 7, the LAN interface module is provided with a network transformer to realize connection between the network port and the WIFI module, and is connected to the main control WIFI chip through "LINK 2", "TXOP 2", "TXON 2", "RXIP 2" and "RXIN 2" in the connection process. After the work is started, data are transmitted into the wireless WIFI module through the LAN interface.
As shown in fig. 8, the WIFI wireless module controls the on and off of the Green and Yellow indicator lights in the LAN interface module in fig. 7 through the level of LINK 2. The LAN interface data is received through four ports of "TXOP 2", "TXON 2", "RXIP 2" and "RXIN 2", and is converted into WIFI data to be transmitted.
The utility model discloses a data acquisition device's main function includes:
(1) the universal transmission function is provided, and data in various format types can be transmitted;
(2) the battery has a battery power supply function, can work in two states of an external power supply and a non-external power supply, and can be charged by the external power supply;
(3) the RJ45 connector plug is arranged, and an RJ45 socket can be butted with equipment;
(4) the electric energy display function is realized;
(5) the function of converting Ethernet signals into signals conforming to WIFI is achieved;
(6) the WIFI network AP end can be spontaneously formed, a plurality of signal receiving devices can be wirelessly and simultaneously accessed, and data transmission to the plurality of devices is realized.
(7) The button is turned on from the tape light, and the button is prevented touching by mistake.
Claims (8)
1. The utility model provides a data acquisition device based on wireless transmission technique which characterized in that, includes connector interface, switching subassembly, wireless transmission circuit board subassembly, casing subassembly and location erection column, wireless transmission circuit board subassembly passes through location erection column fixed connection is in casing subassembly's inside, wireless transmission circuit board subassembly passes through switching subassembly connects the connector interface, the connector interface is located casing subassembly's outside is used for connecting the host computer.
2. The data acquisition device based on the wireless transmission technology as claimed in claim 1, wherein the switching assembly comprises a patch cord and a switching crystal head, the patch cord is connected with the connector interface and the switching crystal head, and the switching crystal head is connected with the wireless transmission circuit board assembly.
3. The data acquisition device based on the wireless transmission technology as claimed in claim 2, wherein the patch cord is a shielded network cable, and has 8 cores.
4. The data acquisition device based on wireless transmission technology as claimed in claim 1, wherein the wireless transmission circuit board assembly comprises a signal conversion circuit board and a battery connected with the signal conversion circuit board, and the signal conversion circuit board is used for connecting the switching assembly.
5. The data acquisition device based on the wireless transmission technology as claimed in claim 4, wherein the signal conversion circuit board comprises a power supply module, a level conversion module, a LAN interface module and a wireless WiFi module; the power supply module is used for connecting the battery, the level conversion module is connected with the power supply module, the LAN interface module and the wireless WiFi module, the LAN interface module is connected with the wireless WiFi module, the LAN interface module is used for connecting the switching assembly, and the wireless WiFi module is used for sending wireless network signals.
6. The data acquisition device based on the wireless transmission technology as claimed in claim 4, wherein the wireless transmission circuit board assembly further comprises a charging module and a charging interface, and the charging module is connected with the battery and the charging interface.
7. The data acquisition device based on the wireless transmission technology as claimed in claim 6, wherein the housing assembly comprises an outer housing, an upper cover, a switch with a light, a fixing screw, a charging interface through hole and an antenna interface through hole;
the outer shell is connected with the upper cover through the fixing screw, the outer shell is provided with the charging interface through hole and the antenna interface through hole, the charging interface is arranged in the charging interface through hole, and the antenna interface through hole is externally connected with a coaxial antenna; the switch with the lamp is fixed on the outer shell or the upper cover and is connected to a communication line between the conversion circuit board and the battery in the wireless transmission circuit board assembly.
8. The data acquisition device based on the wireless transmission technology as claimed in claim 1, wherein the connector interface is a connector interface with a mounting square plate at the rear, and the mounting square plate is used for being connected with the shell assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922119756.9U CN211427478U (en) | 2019-12-02 | 2019-12-02 | Data acquisition device based on wireless transmission technology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922119756.9U CN211427478U (en) | 2019-12-02 | 2019-12-02 | Data acquisition device based on wireless transmission technology |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211427478U true CN211427478U (en) | 2020-09-04 |
Family
ID=72245798
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922119756.9U Active CN211427478U (en) | 2019-12-02 | 2019-12-02 | Data acquisition device based on wireless transmission technology |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211427478U (en) |
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2019
- 2019-12-02 CN CN201922119756.9U patent/CN211427478U/en active Active
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