CN114448456A - Double-channel data acquisition unit - Google Patents
Double-channel data acquisition unit Download PDFInfo
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- CN114448456A CN114448456A CN202210140554.6A CN202210140554A CN114448456A CN 114448456 A CN114448456 A CN 114448456A CN 202210140554 A CN202210140554 A CN 202210140554A CN 114448456 A CN114448456 A CN 114448456A
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- 230000005540 biological transmission Effects 0.000 claims abstract description 26
- 239000011521 glass Substances 0.000 claims description 7
- 230000005389 magnetism Effects 0.000 claims description 3
- 238000013480 data collection Methods 0.000 abstract description 6
- 230000001360 synchronised effect Effects 0.000 abstract description 5
- 238000004891 communication Methods 0.000 description 7
- 238000005516 engineering process Methods 0.000 description 5
- 238000009434 installation Methods 0.000 description 5
- 238000001228 spectrum Methods 0.000 description 4
- 238000012360 testing method Methods 0.000 description 3
- 238000005265 energy consumption Methods 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- 238000006467 substitution reaction Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
- G01H17/00—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves, not provided for in the preceding groups
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/18—Status alarms
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B5/00—Visible signalling systems, e.g. personal calling systems, remote indication of seats occupied
- G08B5/22—Visible signalling systems, e.g. personal calling systems, remote indication of seats occupied using electric transmission; using electromagnetic transmission
- G08B5/36—Visible signalling systems, e.g. personal calling systems, remote indication of seats occupied using electric transmission; using electromagnetic transmission using visible light sources
- G08B5/38—Visible signalling systems, e.g. personal calling systems, remote indication of seats occupied using electric transmission; using electromagnetic transmission using visible light sources using flashing light
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/69—Spread spectrum techniques
- H04B1/707—Spread spectrum techniques using direct sequence modulation
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W28/00—Network traffic management; Network resource management
- H04W28/02—Traffic management, e.g. flow control or congestion control
- H04W28/10—Flow control between communication endpoints
- H04W28/14—Flow control between communication endpoints using intermediate storage
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/80—Services using short range communication, e.g. near-field communication [NFC], radio-frequency identification [RFID] or low energy communication
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/02—Power saving arrangements
- H04W52/0209—Power saving arrangements in terminal devices
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
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- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
Abstract
The invention provides a dual-channel data acquisition device, and relates to the field of data acquisition devices. This binary channels data collection station, which comprises a housin, both ends are connected with front end housing and rear end cap respectively around the casing, the inside of casing is provided with the bottom plate by rear end department, the fixed battery that is provided with in rear side of bottom plate for the device power supply, the inner of casing leans on front side department to be provided with the main control board, the main control board front side is provided with the pilot lamp, the rear side of main control board is provided with the wireless transmission board, the fixed antenna that is provided with of outside middle part department of casing, the both sides of casing are fixed respectively and are provided with first sensor port and second sensor port, just the outer end of first sensor port and second sensor port is connected with first sensor and second sensor through the data line respectively. The data acquisition unit designed by the invention has a synchronous data acquisition function, and meanwhile, the whole equipment is convenient and fast to install and has lower cost through wireless data transmission.
Description
Technical Field
The invention relates to the technical field of data collectors, in particular to a dual-channel data collector.
Background
Conventional data collectors are typically single channel or integrated data collectors. Single channel data collection station, efficiency is not high, uses data collection station, then needs wiring at the scene, increases field work volume to should not realize in transformation area.
The prior art (CN 201540373U) discloses a 24-bit dual-channel synchronous data acquisition unit, which comprises 2 anti-aliasing filters, wherein the 2 anti-aliasing filters are respectively connected with corresponding 24-bit A/D converters, the digital ends of the two 24-bit A/D converters are connected and are both connected with a voltage reference module (5), the other output end of the two 24-bit A/D converters is connected with a DSP controller (6), the DSP controller (6) is connected with a USB-UART bridge (7), two paths of signals reach the 24-bit A/D converters through the anti-aliasing filters, the two A/D converters format data through the DSP controller (6) and transmit the data to an external machine through a USB-UART bridge (7), and the data acquisition unit has the characteristics of simple structure and convenience in use. Although the prior art discloses a dual-channel data acquisition unit, the function is simpler, and the overall structure is not disclosed, so that the problem of inconvenient installation and use of the existing equipment cannot be solved.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a dual-channel data acquisition device, which solves the problems of low efficiency, inconvenient use and high cost of the conventional data acquisition device.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides a binary channels data collection station, includes the casing, both ends are connected with front end housing and rear end cap respectively around the casing, the inside of casing is provided with the bottom plate by rear end department, the fixed battery that is provided with in rear side of bottom plate for the device power supply, the inner of casing is provided with the main control board by front side department, the main control board front side is provided with the pilot lamp, the rear side of main control board is provided with the wireless transmission board, the fixed antenna that is provided with of outside middle part department of casing, the both sides of casing are fixed respectively and are provided with first sensor port and second sensor port, just the outer end of first sensor port and second sensor port is connected with first sensor and second sensor through the data line respectively.
Preferably, the bottom end of the shell is fixedly connected with an installation base, and a plurality of installation holes are formed in the two sides of the installation base.
Preferably, the inner side of the front end cover is fixedly provided with organic glass, and the condition of the indicator lamp inside can be observed through the organic glass.
Preferably, the wireless transmission board is fixed on the main control board through a pin and a support column, and the wireless transmission board is electrically connected with the antenna.
Preferably, the front end cover and the rear end cover can be fixed and clamped with the shell through threaded connection.
Preferably, the first sensor and the second sensor are electrically connected with the main control board through data lines.
Preferably, all be provided with strong magnetism on first sensor and the second sensor and inhale the device, can adsorb on the product that awaits measuring.
Preferably, the main control board is designed based on an M430F1611 chip, and a 16G memory card is built in the main control board and is used for storing data measured by the device in the case of network outage.
(III) advantageous effects
The invention provides a dual-channel data acquisition unit. The method has the following beneficial effects:
1. the data acquisition unit provided by the invention has a double-channel synchronous data acquisition function, so that the state of equipment can be conveniently analyzed and diagnosed, and meanwhile, the two paths of vibration sensors can be adsorbed on a product, so that the fixed use is convenient.
2. The Zigbee wireless communication technology based on the IEEE802.15.4 communication protocol is adopted to carry out wireless transmission of data by adopting a wireless direct sequence spread spectrum technology, and a CC2530 wireless transmission module is used for carrying out data transmission. The chip is provided with a plurality of power management modes, and the power consumption is large during wireless data transmission, so that the chip can be switched among a data sending mode, a receiving mode, an idle mode and a sleep mode, the energy consumption is reduced, and the service life of a battery is prolonged.
3. The device is integrally fixed conveniently, can be fixed on equipment to be tested through the installation base arranged at the bottom and the bolt structure, is very convenient, and does not need to be transformed too much on site.
Drawings
FIG. 1 is a rear view of the structure of the present invention;
FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1;
FIG. 3 is a perspective view of the present invention;
FIG. 4 is a top view of the structure of the present invention.
Wherein, 1, an antenna; 2. a housing; 3. a base plate; 4. a battery; 5. a rear end cap; 6. a front end cap; 7. organic glass; 8. a wireless transmission plate; 9. a main control board; 10. an indicator light; 11. a first sensor port; 12. a second sensor port; 13. a first sensor; 14. a second sensor; 15. and (5) installing a base.
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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example (b):
as shown in fig. 1 to 4, an embodiment of the present invention provides a dual-channel data acquisition device, which includes a housing 2, wherein a mounting base 15 is fixedly connected to a bottom end of the housing 2, a plurality of mounting holes are respectively formed on two sides of the mounting base 15, and the mounting base 15 is fixed to a mounting base through bolts.
The front end and the rear end of the shell 2 are respectively connected with a front end cover 6 and a rear end cover 5, the front end cover 6, the rear end cover 5 and the shell 2 are fixedly connected through threads, disassembly is convenient, a bottom plate 3 is arranged in the shell 2 close to the rear end, a battery 4 is fixedly arranged on the rear side of the bottom plate 3, the battery 4 is used for supplying power to the device main body, a main control plate 9 is arranged at the inner end of the shell 2 close to the front side, an indicator lamp 10 is arranged on the front side of the main control plate 9, an organic glass 7 is fixedly arranged on the inner side of the front end cover 6, the indicator lamp condition 10 in the shell can be observed through the organic glass 7, a wireless transmission plate 8 is arranged on the rear side of the main control plate 9, an antenna 1 is fixedly arranged in the middle of one outer side of the shell 2, the wireless transmission plate 8 is fixed on the main control plate 9 through a contact pin and a support column, the wireless transmission plate 8 is electrically connected with the antenna 1, a first sensor port 11 and a second sensor port 12 are fixedly arranged on two sides of the shell 2 respectively, and the outer end of first sensor port 11 and second sensor port 12 is connected with first sensor 13 and second sensor 14 through the data line respectively, and first sensor 13 and second sensor 14 are connected with main control board 9 electricity through the data line, all are provided with strong magnetism on first sensor 13 and the second sensor 14 and inhale the device, can adsorb on the product that awaits measuring, and high-efficient adhesive of coating simultaneously is glued fixedly in the junction.
The main control board 9 is designed based on an M430F1611 chip, the wireless transmission board 8 is designed based on a CC2530 wireless transmission module, the device adopts a wireless direct sequence spread spectrum technology to perform wireless transmission of data, the CC2530 wireless transmission module is used for performing data transmission, and the Zigbee wireless communication technology based on an IEEE802.15.4 communication protocol is adopted, the chip is provided with a plurality of power management modes, and the power consumption is large during wireless data transmission, so that the chip can be switched among a data sending mode, a receiving mode, an idle mode and a sleep mode, the energy consumption is reduced, and the service time of a battery is prolonged.
The step size of 1MHz or 5MHz can be programmably set between CC2530 channels to adapt to IEEE802.15.4. The wireless direct sequence spread spectrum technology has the advantages that: the radio frequency bandwidth is very wide, utilizes interference to improve system performance, and the security is strong, and the characteristics are exactly: the anti-interference performance is strong, the multi-path interference is resisted, the concealment is good, and the communication speed is high.
The device system is internally integrated with ISO10816 standard, collected data are judged, alarm signals are directly sent out after the collected data exceed the range, the device automatically shifts to a field automatic intensive collection mode to collect vibration waveform frequency spectrum, diagnosis and analysis of equipment are facilitated, a 16G memory card is arranged in the main control board 9, and field collected data can be directly stored in a field memory under the condition of network disconnection, so that data loss caused by network disconnection of a wireless network is avoided.
The working principle is as follows:
firstly, a fixed foundation is manufactured at a convenient position beside the field equipment, the data collector body is fixed by bolts through bolt holes of the mounting base 15, the first sensor 13 and the second sensor 14 are mounted at positions of the equipment to be tested, and meanwhile, the lead is fixed.
After the equipment runs, vibration data during the running of the equipment are collected through the first sensor 13 and the second sensor 14, the vibration data are divided into data collection and waveform collection, the data or waveform collection is carried out according to background setting during normal collection, and the waveform collection is directly carried out data testing according to a synchronous collection mode.
After the first sensor 13 and the second sensor 14 collect the vibration data, the vibration value is compared with a built-in standard vibration threshold value, if the vibration value does not exceed the standard vibration threshold value, the collection is finished, if the vibration value is larger than the vibration threshold value, the synchronous waveform data collection is directly started, an alarm signal is sent out, the collected vibration value, the waveform data and the alarm signal are firstly stored in a local memory, namely a 16G memory card on a main control board 9, and then a data packet is transmitted to a background system through a wireless transmission board 8 and an antenna 1, if the wireless communication is interrupted, all the data exist in the local memory during the interruption period, and after the wireless communication is recovered, the data are directly transmitted to the background system through the wireless transmission board 8 and the antenna 1, so that the continuity and the integrity of the test data are ensured.
The main control board 9 is provided with an indicator light 10, and the indicator light 10 flickers during data transmission, which indicates that the test data is being uploaded through the wireless transmission system.
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 (8)
1. A two-channel data collector comprises a shell (2), and is characterized in that: the front end and the rear end of the shell (2) are respectively connected with a front end cover (6) and a rear end cover (5), a bottom plate (3) is arranged in the shell (2) close to the rear end, a battery (4) is fixedly arranged at the rear side of the bottom plate (3), a main control board (9) is arranged at the inner end of the shell (2) close to the front side, an indicator lamp (10) is arranged at the front side of the main control board (9), a wireless transmission plate (8) is arranged at the rear side of the main control plate (9), an antenna (1) is fixedly arranged at the middle part of one outer side of the shell (2), a first sensor port (11) and a second sensor port (12) are respectively and fixedly arranged on two sides of the shell (2), and the outer ends of the first sensor port (11) and the second sensor port (12) are respectively connected with a first sensor (13) and a second sensor (14) through data lines.
2. The dual-channel data collector of claim 1, wherein: the bottom fixedly connected with of casing (2) installs base (15), just a plurality of mounting holes have all been seted up to the both sides of installing base (15).
3. The dual-channel data collector of claim 1, wherein: the inner side of the front end cover (6) is fixedly provided with organic glass (7), and the inner indicator light condition (10) can be observed through the organic glass (7).
4. The dual-channel data collector of claim 1, wherein: the wireless transmission board (8) is fixed on the main control board (9) through a pin and a support column, and the wireless transmission board (8) is electrically connected with the antenna (1).
5. The dual-channel data collector of claim 1, wherein: the front end cover (6) and the rear end cover (5) can be fixedly connected with the shell (2) through threads and can be fixedly clamped.
6. The dual-channel data collector of claim 1, wherein: the first sensor (13) and the second sensor (14) are electrically connected with the main control board (9) through data lines.
7. The dual-channel data collector of claim 1, wherein: all be provided with strong magnetism on first sensor (13) and second sensor (14) and inhale the device, can adsorb on the product that awaits measuring.
8. The dual-channel data collector of claim 1, wherein: the main control board (9) is designed based on an M430F1611 chip, and a 16G memory card is arranged in the main control board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210140554.6A CN114448456A (en) | 2022-02-16 | 2022-02-16 | Double-channel data acquisition unit |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210140554.6A CN114448456A (en) | 2022-02-16 | 2022-02-16 | Double-channel data acquisition unit |
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| CN114448456A true CN114448456A (en) | 2022-05-06 |
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| CN202210140554.6A Pending CN114448456A (en) | 2022-02-16 | 2022-02-16 | Double-channel data acquisition unit |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201540373U (en) * | 2009-10-22 | 2010-08-04 | 西安石油大学 | 24 bit dual-channel synchronous data collector |
| CN109314930A (en) * | 2016-06-24 | 2019-02-05 | 高通股份有限公司 | Sensor data acquisition in user equipment |
| CN208721153U (en) * | 2018-09-30 | 2019-04-09 | 山东胜业智控科技有限公司 | Photovoltaic power supply type wireless vibration temperature monitoring device |
| DE102019113017A1 (en) * | 2018-06-20 | 2019-12-24 | Epro Gmbh | DEVICE AND METHOD FOR THE POWER SUPPLY OF MACHINE MEASURING DEVICES VIA A DATA COMMUNICATION NETWORK |
| CN212543764U (en) * | 2020-08-24 | 2021-02-12 | 沈阳大地事业科技有限公司 | Movable big dipper integration monitoring station |
| CN213275991U (en) * | 2020-10-22 | 2021-05-25 | 中国石油大学(北京) | Through-casing signal acquisition system |
-
2022
- 2022-02-16 CN CN202210140554.6A patent/CN114448456A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201540373U (en) * | 2009-10-22 | 2010-08-04 | 西安石油大学 | 24 bit dual-channel synchronous data collector |
| CN109314930A (en) * | 2016-06-24 | 2019-02-05 | 高通股份有限公司 | Sensor data acquisition in user equipment |
| DE102019113017A1 (en) * | 2018-06-20 | 2019-12-24 | Epro Gmbh | DEVICE AND METHOD FOR THE POWER SUPPLY OF MACHINE MEASURING DEVICES VIA A DATA COMMUNICATION NETWORK |
| CN208721153U (en) * | 2018-09-30 | 2019-04-09 | 山东胜业智控科技有限公司 | Photovoltaic power supply type wireless vibration temperature monitoring device |
| CN212543764U (en) * | 2020-08-24 | 2021-02-12 | 沈阳大地事业科技有限公司 | Movable big dipper integration monitoring station |
| CN213275991U (en) * | 2020-10-22 | 2021-05-25 | 中国石油大学(北京) | Through-casing signal acquisition system |
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