CN104407191A - Conversion device of data acquisition system - Google Patents
Conversion device of data acquisition system Download PDFInfo
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- CN104407191A CN104407191A CN201410705766.XA CN201410705766A CN104407191A CN 104407191 A CN104407191 A CN 104407191A CN 201410705766 A CN201410705766 A CN 201410705766A CN 104407191 A CN104407191 A CN 104407191A
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- connector
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- data acquisition
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Abstract
The invention discloses a conversion device of a data acquisition system. The conversion device at least comprises a dual-layer wiring terminal, a rectangular connector DB37 and a rectangular connector DB78, wherein the dual-layer wiring terminal is provided with 38 wiring ports, the 16 wiring ports are defined as positive wire interfaces, the 16 wiring ports are defined as negative wire interfaces (each positive wire interface and each negative wire interface correspondingly form an input interface), the rest wiring ports are standby and structure ground interfaces, and an individual tested signal is input from an element; the dual-layer wiring terminal and the rectangular connector DB37 are connected in series through connecting wire penetration holes; the rectangular connector DB37 and the rectangular connector DB78 are connected in series through connecting wires and resistors. According to the conversion device, the problems of small range of an input channel, limited wiring mode and the like in data acquisition equipment are solved and the data acquisition equipment is effectively optimized; the conversion device has the long-term application value.
Description
Technical field
The present invention relates to conversion equipment field, especially a kind of conversion equipment of data acquisition system (DAS).
Background technology
In aeronautical product ground experiment, data acquisition equipment is one of visual plant of Real-time Collection product section parameter (as analog quantity), can monitor judgement system and become component working state, and assists to carry out localization of fault fast.At present, data acquisition equipment conventional on market mainly designs based on universal testing requirement, input range little (± 10V), passage many (16Ch/ plate), the interface shape various (as BNC, banana bin and rectangular connector etc.) of its voltage signal conditioning card, cause gathering large voltage signal, and the complex manufacturing technology of corresponding test adaptor cable, affect carrying out of test job, cause data acquisition equipment usable range limited simultaneously.
Prior art can not meet the needs of people, and for making up prior art deficiency, the present invention aims to provide a kind of conversion equipment of data acquisition system (DAS).
For achieving the above object, the present invention by the following technical solutions: a kind of conversion equipment of data acquisition system (DAS), at least comprises double-layer wiring terminal, rectangular connector DB37 and rectangular connector DB78; Described double-layer wiring terminal has 38 connection jaws, and wherein 16 are defined as positive line interface, and 16 are defined as negative wire interface (positive and negative mutual correspondence composition one road input interface), and all the other are for subsequent use and interface structurally, and independent measured signal inputs from this element; Described rectangular connector DB37 is used as measured signal input interface, total heart yearn 37 in this connector, 16 is positive input, 16 is negative input (positive and negative mutual correspondence composition one input port, tunnel), all the other are for subsequent use and interface structurally, and the measured signal of having gathered in the connector that matches inputs from this element; Described rectangular connector DB78 is used for connecting circuit board and data acquisition equipment, the effective input channel in this connector Nei Gong 16 tunnel, and all the other are empty pin and structurally, and each measured signal enters data acquisition equipment through this connector.
Further, described double-layer wiring terminal and rectangular connector DB37 wear mouth series connection by connecting line; Described rectangular connector DB37 and rectangular connector DB78 is by wiring and resistant series.
Compared with prior art, the invention has the beneficial effects as follows: the conversion equipment of this data acquisition system (DAS), solve the problems such as data acquisition equipment input channel range ability is little, the mode of connection is limited, effective optimization data collecting device, have long-term applying value, its advantage is:
1., by improving the adjustment conversion of input signal and the design of interface shape, widen the data acquisition equipment scope of application;
2. adopt the design of circuit board integrated form, ensure the stability of input voltage signal;
3. improve plant factor, effectively reduce acquisition cost.
Summary of the invention
Accompanying drawing explanation
Fig. 1 is principle schematic of the present invention;
Fig. 2 is components and parts wiring schematic diagram of the present invention;
Wherein: 1, double-layer wiring terminal, 2, rectangular connector DB37,3, rectangular connector DB78.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making other embodiments all obtained under creative work prerequisite, belong to the scope of protection of the invention.
Refer to Fig. 1 ~ 2, in the embodiment of the present invention, a kind of conversion equipment of data acquisition system (DAS), at least comprises double-layer wiring terminal 1, rectangular connector DB37 2 and rectangular connector DB78 3; Described double-layer wiring terminal 1 has 38 connection jaws, and wherein 16 are defined as positive line interface, and 16 are defined as negative wire interface (positive and negative mutual correspondence composition one road input interface), and all the other are for subsequent use and interface structurally, and independent measured signal inputs from this element; Described rectangular connector DB37 2 is used as measured signal input interface, total heart yearn 37 in this connector, 16 is positive input, 16 is negative input (positive and negative mutual correspondence composition one input port, tunnel), all the other are for subsequent use and interface structurally, and the measured signal of having gathered in the connector that matches inputs from this element; Described rectangular connector DB78 3 is for connecting circuit board and data acquisition equipment, and the effective input channel in this connector Nei Gong 16 tunnel, all the other are empty pin and structurally, and each measured signal enters data acquisition equipment through this connector.
Further, described double-layer wiring terminal 1 and rectangular connector DB37 2 wear mouth series connection by connecting line; Described rectangular connector DB37 2 and rectangular connector DB78 3 is by wiring and resistant series.
The present invention is in use: the input interface of data acquisition equipment is rectangular connector DB78, its effective input channel is 16 tunnels, the interface element therefore this time chosen mainly comprise DB78, DB37(meet 16 tunnels effectively input), double-layer wiring terminal (38 connection jaws); For reducing board area as far as possible, by resistance selection for the very little Chip-R that takes up space.
Designing and producing of printed circuit board
One, after element has been chosen, carry out the design of pcb board according to schematic diagram, PCB single board needs be integrated with three interface elements and 32 Chip-Rs, circuit board size is 102mm × 83.5mm; Carry out cooperation processing after PCB design completes, after machining, each interface element and Chip-R are welded on circuit board.
Two, after circuit board making completion, be connected with data acquisition equipment by circuit board by interface DB78 lead-in wire, this conversion equipment can come into operation.If measured signal is scattered one-channel signal, then by double-layer wiring terminal access measured signal; If tested set is in aggregates, by DB37 access device; If when need carry out calibration operation to equipment, can by calibrating signal directly by DB78 access data collecting device.The present invention is in use: be provided with hole slot owing to moulding at stone on floor base material end face, when carrying out end splicing floors, only needing a practical pin to be inserted in mutually close stone and moulding in floor base material, can realize the installation etc. on floor.
To those skilled in the art, obviously the invention is not restricted to the details of above-mentioned one exemplary embodiment, and when not deviating from spirit of the present invention or essential characteristic, the present invention can be realized in other specific forms.Therefore, no matter from which point, all should embodiment be regarded as exemplary, and be nonrestrictive, scope of the present invention is limited by claims instead of above-mentioned explanation, and all changes be therefore intended in the implication of the equivalency by dropping on claim and scope are included in the present invention.Any Reference numeral in claim should be considered as the claim involved by limiting.
The above; be only preferred embodiment of the present invention; not in order to limit the present invention, every above embodiment is done according to technical spirit of the present invention any trickle amendment, equivalently replace and improve, within the protection domain that all should be included in technical solution of the present invention.
Claims (1)
1. a conversion equipment for data acquisition system (DAS), at least comprises double-layer wiring terminal (1), rectangular connector DB37(2) and rectangular connector DB78(3); It is characterized in that: described double-layer wiring terminal (1) has 38 connection jaws, wherein 16 are defined as positive line interface, 16 are defined as negative wire interface (positive and negative mutual correspondence composition one road input interface), and all the other are for subsequent use and interface structurally, and independent measured signal inputs from this element; Described rectangular connector DB37 (2) is as measured signal input interface; Total heart yearn 37 in this connector, 16 be positive input, and 16 be negative input (positive and negative mutual corresponding form an input port, road), and all the other are for subsequent use and interface structurally, and the measured signal of having gathered in the connector that matches inputs from this element; Described rectangular connector DB78(3) for connecting circuit board and data acquisition equipment, the effective input channel in this connector Nei Gong 16 tunnel, all the other are empty pin and structurally, each measured signal enters data acquisition equipment through this connector, described double-layer wiring terminal (1) and rectangular connector DB37(2) wear mouth series connection by connecting line; Described rectangular connector DB37(2) and rectangular connector DB78(3) by wiring and resistant series.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410705766.XA CN104407191B (en) | 2014-12-01 | 2014-12-01 | Conversion device of data acquisition system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410705766.XA CN104407191B (en) | 2014-12-01 | 2014-12-01 | Conversion device of data acquisition system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104407191A true CN104407191A (en) | 2015-03-11 |
| CN104407191B CN104407191B (en) | 2017-05-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410705766.XA Active CN104407191B (en) | 2014-12-01 | 2014-12-01 | Conversion device of data acquisition system |
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| CN (1) | CN104407191B (en) |
Citations (10)
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|---|---|---|---|---|
| JP2007163381A (en) * | 2005-12-15 | 2007-06-28 | Tokyo Electric Power Co Inc:The | Lightning information acquisition system |
| CN201440467U (en) * | 2009-06-05 | 2010-04-21 | 深圳市九洲电器有限公司 | Serial port line |
| CN201898222U (en) * | 2010-09-20 | 2011-07-13 | 河南辉煌科技股份有限公司 | Voltage acquisition dissipation wiring terminal |
| CN202305591U (en) * | 2011-11-01 | 2012-07-04 | 株洲南车时代电气股份有限公司 | Instrument interface clamp and test system of instrument interface clamp |
| CN203070280U (en) * | 2012-12-05 | 2013-07-17 | 深圳技师学院 | Serial port wiring conversion equipment |
| US20140039838A1 (en) * | 2012-08-03 | 2014-02-06 | Fluke Corporation | Handheld Devices, Systems, and Methods for Measuring Parameters |
| CN103648250A (en) * | 2013-11-28 | 2014-03-19 | 陕西千山航空电子有限责任公司 | Flight parameter collector case wiring method |
| CN203838700U (en) * | 2014-04-16 | 2014-09-17 | 中国航空工业集团公司沈阳飞机设计研究所 | Novel flight control computer cable connecting structure |
| CN203849277U (en) * | 2014-05-29 | 2014-09-24 | 湖南科技大学 | Outdoor actual measurement apparatus for quickly and freely switching signals with limited data acquisition systems |
| CN204359841U (en) * | 2014-12-01 | 2015-05-27 | 江西洪都航空工业集团有限责任公司 | A kind of conversion equipment of data acquisition system (DAS) |
-
2014
- 2014-12-01 CN CN201410705766.XA patent/CN104407191B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007163381A (en) * | 2005-12-15 | 2007-06-28 | Tokyo Electric Power Co Inc:The | Lightning information acquisition system |
| CN201440467U (en) * | 2009-06-05 | 2010-04-21 | 深圳市九洲电器有限公司 | Serial port line |
| CN201898222U (en) * | 2010-09-20 | 2011-07-13 | 河南辉煌科技股份有限公司 | Voltage acquisition dissipation wiring terminal |
| CN202305591U (en) * | 2011-11-01 | 2012-07-04 | 株洲南车时代电气股份有限公司 | Instrument interface clamp and test system of instrument interface clamp |
| US20140039838A1 (en) * | 2012-08-03 | 2014-02-06 | Fluke Corporation | Handheld Devices, Systems, and Methods for Measuring Parameters |
| CN203070280U (en) * | 2012-12-05 | 2013-07-17 | 深圳技师学院 | Serial port wiring conversion equipment |
| CN103648250A (en) * | 2013-11-28 | 2014-03-19 | 陕西千山航空电子有限责任公司 | Flight parameter collector case wiring method |
| CN203838700U (en) * | 2014-04-16 | 2014-09-17 | 中国航空工业集团公司沈阳飞机设计研究所 | Novel flight control computer cable connecting structure |
| CN203849277U (en) * | 2014-05-29 | 2014-09-24 | 湖南科技大学 | Outdoor actual measurement apparatus for quickly and freely switching signals with limited data acquisition systems |
| CN204359841U (en) * | 2014-12-01 | 2015-05-27 | 江西洪都航空工业集团有限责任公司 | A kind of conversion equipment of data acquisition system (DAS) |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104407191B (en) | 2017-05-17 |
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