CN203722644U - Detection and evaluation matrix test device and system based on power line and wireless communication - Google Patents
Detection and evaluation matrix test device and system based on power line and wireless communication Download PDFInfo
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- CN203722644U CN203722644U CN201320797239.7U CN201320797239U CN203722644U CN 203722644 U CN203722644 U CN 203722644U CN 201320797239 U CN201320797239 U CN 201320797239U CN 203722644 U CN203722644 U CN 203722644U
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- child node
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- programmable attenuator
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- 238000012360 testing method Methods 0.000 title claims abstract description 45
- 238000004891 communication Methods 0.000 title claims abstract description 41
- 239000011159 matrix material Substances 0.000 title claims abstract description 33
- 238000001514 detection method Methods 0.000 title claims abstract description 14
- 238000011156 evaluation Methods 0.000 title abstract 2
- 239000004020 conductor Substances 0.000 claims description 29
- 230000005540 biological transmission Effects 0.000 abstract 1
- 230000010354 integration Effects 0.000 abstract 1
- 238000012423 maintenance Methods 0.000 abstract 1
- 238000007689 inspection Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000006855 networking Effects 0.000 description 1
Abstract
The utility model provides a detection and evaluation matrix test device and system based on power lines and wireless communication. Separated components comprising a programmable attenuator, a power divider, a T-cock and the like are integrated in a matrix, the internal interconnection line length is shortened effectively, the transmission loss can be reduced, and therefore the communication system performance is raised, and the cable hardware cost is saved. The matrix device is helpful to decrease the volume of the test system and is helpful for integration of the test system. The wire connection of detection components is convenient and the maintenance is easy.
Description
Technical field
The utility model relates to power line field tests, refers in particular to a kind of based on power line and radio communication detection evaluating matrix testing equipment and system.
Background technology
Existing based on communicate by letter in evaluating system wireless with micropower of power line communication, the devices such as programmable attenuator, power splitter, threeway, shielded box all separate, and equipment adopts shielding conductor to be connected respectively to realize with device interconnection.In the time of assessment networking performance need multiple device interconnection, test macro volume and shielding conductor length constantly increase, and are unfavorable for that test macro is integrated to be connected inspection with equipment room, and line confusion also affects attractive in appearance.
Utility model content
The purpose of this utility model is to have overcome above-mentioned defect, provides a kind of and detects evaluating matrix testing equipment and system based on power line and radio communication.
The purpose of this utility model is achieved in that a kind of based on power line and radio communication detection evaluating matrix testing equipment, and it comprises the child node unit of noise source link, power splitter, computer communication end, host node link, host node threeway, at least one cascade and the child node link of setting corresponding to child node unit; Each described child node unit comprises relaying threeway, relaying programmable attenuator, child node threeway and noise programmable attenuator;
Wherein the relaying threeway of the child node unit of chopped-off head connects respectively relaying programmable attenuator, child node threeway and host node threeway, and described child node threeway connexon node link also connects noise programmable attenuator, and noise programmable attenuator connects power splitter;
The relaying threeway of secondary child node unit connects respectively relaying programmable attenuator, child node threeway and is connected with the relaying programmable attenuator of upper level child node unit successively, described child node threeway connexon node link also connects noise programmable attenuator, and noise programmable attenuator connects power splitter;
Described host node threeway is also connected with power splitter and is provided with host node link;
Described power splitter is connected with noise source link;
Described computer communication end is connected with the relaying programmable attenuator of child node unit;
In said structure, described computer communication end is connected by netting twine with the relaying programmable attenuator of child node unit;
As an embodiment, in said structure, the relaying threeway of the child node unit of described chopped-off head connects respectively relaying programmable attenuator, child node threeway and host node threeway by shielding conductor, described child node threeway is by shielding conductor connexon node link and connect noise programmable attenuator, and noise programmable attenuator connects power splitter by shielding conductor;
The relaying threeway of secondary child node unit is connected respectively relaying programmable attenuator, child node threeway and is connected with the relaying programmable attenuator of upper level child node unit successively by shielding conductor, described child node threeway connexon node is by shielding conductor link and connect noise programmable attenuator, and noise programmable attenuator connects power splitter by shielding conductor;
Described host node threeway is also connected with power splitter by shielding conductor and is provided with host node link;
Described power splitter is connected by shielding conductor with noise source link.
The utility model also relates to a kind of based on power line and radio communication detection evaluating matrix examining system, and it comprises comprehensive test instrument and as above based on power line and radio communication detection evaluating matrix testing equipment; Described comprehensive test instrument is connected with the host node link of host node threeway; Described computer is connected with comprehensive test instrument, host node threeway and noise source;
In said structure, it also comprises host node shielded box, and the described host node threeway that detects evaluating matrix testing equipment based on power line and radio communication is connected host node shielded box;
In said structure, it also comprises and the child node unit child node shielded box of corresponding setting one by one that detects evaluating matrix testing equipment based on power line and radio communication, child node threeway connection noise programmable attenuator and the child node shielded box of described child node unit;
In said structure, described computer is connected with comprehensive test instrument, programmable attenuator and noise source by netting twine.
The beneficial effects of the utility model are that the device by programmable attenuator is separated with power splitter, threeway etc. is integrated in matrix, effectively shorten intraconnection line length, and can reduce loss, thus improve communication system performance, also save the hardware cost of cable simultaneously.And matrix device is conducive to reduce test macro volume, be easy to test macro integrated.Between convenient inspection device, wire rod connects, and is easy to safeguard.
Brief description of the drawings
Below in conjunction with accompanying drawing in detail concrete structure of the present utility model is described in detail
Fig. 1 is the structural representation of the utility model equipment;
Fig. 2 is the structural representation of the utility model system.
Embodiment
By describing technology contents of the present utility model, structural feature in detail, being realized object and effect, below in conjunction with execution mode and coordinate accompanying drawing to be explained in detail.
Refer to Fig. 1, present embodiment relates to a kind of based on power line and radio communication detection evaluating matrix testing equipment, and it comprises the child node unit (as shown being 7 sub-node unit cascades) of noise source link, power splitter, computer communication end, host node link, host node threeway, at least one cascade and the child node link of setting corresponding to child node unit; Each described child node unit comprises relaying threeway, relaying programmable attenuator, child node threeway and noise programmable attenuator.
The relaying threeway of the child node unit of the first order wherein connects respectively relaying programmable attenuator, child node threeway and host node threeway, described child node threeway connexon node link also connects noise programmable attenuator, and noise programmable attenuator connects power splitter.
And the relaying threeway of each child node unit of subsequent cascaded connects respectively relaying programmable attenuator, child node threeway and is connected with the relaying programmable attenuator of upper level child node unit successively, described child node threeway connexon node link also connects noise programmable attenuator, and noise programmable attenuator connects power splitter.
Described host node threeway is also connected with power splitter and is provided with host node link.
Described power splitter is connected with noise source link.
Thus, the technical program is integrated in matrix by the device that programmable attenuator is separated with power splitter, threeway etc., has effectively shortened intraconnection line length, and can reduce loss, thereby raising communication system performance, the while is also saved the hardware cost of cable.And matrix device is conducive to reduce test macro volume, be easy to test macro integrated.Between convenient inspection device, wire rod connects, and is easy to safeguard.
As an embodiment, described computer communication end is connected with the relaying programmable attenuator of the child node unit of every grade (from the first order to subsequent cascaded at different levels).Thus, after computer access computer communication end, the signal strength signal intensity that can further connect relaying programmable attenuator and then control the next stage child node unit of cascade by netting twine mode by it.
As an embodiment, the relaying threeway of the child node unit of described chopped-off head connects respectively relaying programmable attenuator, child node threeway and host node threeway by shielding conductor, described child node threeway is by shielding conductor connexon node link and connect noise programmable attenuator, and noise programmable attenuator connects power splitter by shielding conductor;
The relaying threeway of secondary child node unit is connected respectively relaying programmable attenuator, child node threeway and is connected with the relaying programmable attenuator of upper level child node unit successively by shielding conductor, described child node threeway connexon node is by shielding conductor link and connect noise programmable attenuator, and noise programmable attenuator connects power splitter by shielding conductor;
Described host node threeway is also connected with power splitter by shielding conductor and is provided with host node link;
Described power splitter is connected by shielding conductor with noise source link.
The use of shielding conductor is in order to make above-mentioned signal as far as possible interference-free.Because this equipment is integrated in each discrete device in matrix, therefore can effectively shorten shielding conductor length, and then reduce loss, thereby improve communication system performance, also save the hardware cost of shielding conductor simultaneously.
Referring to Fig. 2, the utility model also relates to a kind of based on power line and radio communication detection evaluating matrix examining system, and it comprises comprehensive test instrument and as above based on power line and radio communication detection evaluating matrix testing equipment.Described comprehensive test instrument is connected with the host node link of host node threeway; Described computer is connected with comprehensive test instrument, host node threeway and noise source.When noise source is connected to child node shielded box by power splitter in this figure, omitted attenuator and threeway, and all threeways and attenuator are all in matrix testing equipment.
As an embodiment, system also comprises host node shielded box, the described host node threeway that detects evaluating matrix testing equipment based on power line and radio communication is connected host node shielded box, thus by can guarantee the reliability of its signal and communication to the shielding of host node threeway.
As an embodiment, system also comprises and the child node unit child node shielded box of corresponding setting one by one that detects evaluating matrix testing equipment based on power line and radio communication, child node threeway connection noise programmable attenuator and the child node shielded box of described child node unit.In like manner increase thus and shield the reliability that can strengthen key component communication signal.
As an embodiment, described computer is connected with comprehensive test instrument, host node shielded box, each child node shielded box and noise source by netting twine.The regulation and control three's that computer can be comprehensive thus operative relationship.
The foregoing is only embodiment of the present utility model; not thereby limit the scope of the claims of the present utility model; every equivalent structure or conversion of equivalent flow process that utilizes the utility model specification and accompanying drawing content to do; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present utility model.
Claims (7)
1. detect an evaluating matrix testing equipment based on power line and radio communication, it is characterized in that: it comprises the child node unit of noise source link, power splitter, computer communication end, host node link, host node threeway, at least one cascade and the child node link of setting corresponding to child node unit; Each described child node unit comprises relaying threeway, relaying programmable attenuator, child node threeway and noise programmable attenuator;
Wherein the relaying threeway of the child node unit of chopped-off head connects respectively relaying programmable attenuator, child node threeway and host node threeway, and described child node threeway connexon node link also connects noise programmable attenuator, and noise programmable attenuator connects power splitter;
The relaying threeway of secondary child node unit connects respectively relaying programmable attenuator, child node threeway and is connected with the relaying programmable attenuator of upper level child node unit successively, described child node threeway connexon node link also connects noise programmable attenuator, and noise programmable attenuator connects power splitter;
Described host node threeway is also connected with power splitter and is provided with host node link;
Described power splitter is connected with noise source link;
Described computer communication end is connected with the relaying programmable attenuator of child node unit.
2. as claimed in claim 1 based on power line and radio communication detection evaluating matrix testing equipment, it is characterized in that: described computer communication end is connected by netting twine with the relaying programmable attenuator of child node unit.
3. as claimed in claim 1 or 2 based on power line and radio communication detection evaluating matrix testing equipment, it is characterized in that: the relaying threeway of the child node unit of described chopped-off head connects respectively relaying programmable attenuator, child node threeway and host node threeway by shielding conductor, described child node threeway is by shielding conductor connexon node link and connect noise programmable attenuator, and noise programmable attenuator connects power splitter by shielding conductor;
The relaying threeway of secondary child node unit is connected respectively relaying programmable attenuator, child node threeway and is connected with the relaying programmable attenuator of upper level child node unit successively by shielding conductor, described child node threeway connexon node is by shielding conductor link and connect noise programmable attenuator, and noise programmable attenuator connects power splitter by shielding conductor;
Described host node threeway is also connected with power splitter by shielding conductor and is provided with host node link;
Described power splitter is connected by shielding conductor with noise source link.
4. detect an evaluating matrix test macro based on power line and radio communication, it is characterized in that: it comprises comprehensive test instrument and detect evaluating matrix testing equipment based on power line and radio communication as described in claim 1-3 any one; Described comprehensive test instrument is connected with host node link; Described computer is connected with comprehensive test instrument, host node shielded box, each child node shielded box and noise source.
5. as claimed in claim 4 based on power line and radio communication detection evaluating matrix test macro, it is characterized in that: it also comprises host node shielded box, the described host node threeway that detects evaluating matrix testing equipment based on power line and radio communication is connected host node shielded box.
6. as claimed in claim 4 based on power line and radio communication detection evaluating matrix test macro, it is characterized in that: it also comprises and the child node unit child node shielded box of corresponding setting one by one that detects evaluating matrix testing equipment based on power line and radio communication, child node threeway connection noise programmable attenuator and the child node shielded box of described child node unit.
7. as described in claim 4-6 any one, detect evaluating matrix test macro based on power line and radio communication, it is characterized in that: described computer is connected with comprehensive test instrument, host node shielded box, each child node shielded box and noise source by netting twine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320797239.7U CN203722644U (en) | 2013-12-05 | 2013-12-05 | Detection and evaluation matrix test device and system based on power line and wireless communication |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320797239.7U CN203722644U (en) | 2013-12-05 | 2013-12-05 | Detection and evaluation matrix test device and system based on power line and wireless communication |
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| Publication Number | Publication Date |
|---|---|
| CN203722644U true CN203722644U (en) | 2014-07-16 |
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| CN201320797239.7U Expired - Lifetime CN203722644U (en) | 2013-12-05 | 2013-12-05 | Detection and evaluation matrix test device and system based on power line and wireless communication |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104780011A (en) * | 2015-04-24 | 2015-07-15 | 国网冀北电力有限公司电力科学研究院 | Micro-power wireless communication site channel environment simulator for short-distance power communication |
| CN104811992A (en) * | 2015-04-24 | 2015-07-29 | 国网冀北电力有限公司电力科学研究院 | Micropower wireless communication network relay mode test device for short distance electric power communication |
| CN104932326A (en) * | 2015-05-04 | 2015-09-23 | 深圳市国电科技通信有限公司 | Signal switching matrix |
| CN105025514A (en) * | 2015-06-26 | 2015-11-04 | 深圳市国电科技通信有限公司 | Networking performance detection system of micropower wireless communication equipment |
-
2013
- 2013-12-05 CN CN201320797239.7U patent/CN203722644U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104780011A (en) * | 2015-04-24 | 2015-07-15 | 国网冀北电力有限公司电力科学研究院 | Micro-power wireless communication site channel environment simulator for short-distance power communication |
| CN104811992A (en) * | 2015-04-24 | 2015-07-29 | 国网冀北电力有限公司电力科学研究院 | Micropower wireless communication network relay mode test device for short distance electric power communication |
| CN104932326A (en) * | 2015-05-04 | 2015-09-23 | 深圳市国电科技通信有限公司 | Signal switching matrix |
| CN105025514A (en) * | 2015-06-26 | 2015-11-04 | 深圳市国电科技通信有限公司 | Networking performance detection system of micropower wireless communication equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: STATE GRID INFORMATION + TELECOMMUNICATION BRANCH Effective date: 20150112 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20150112 Address after: 518000, Futian District Electric Power Mansion, Shennan Middle Road, Shenzhen, Guangdong 12, Southern China Patentee after: CHINA GRIDCOM Co.,Ltd. Patentee after: STATE GRID INFORMATION & TELECOMMUNICATION BRANCH Patentee after: State Grid Corporation of China Address before: 518000, Futian District Electric Power Mansion, Shennan Middle Road, Shenzhen, Guangdong 12, Southern China Patentee before: CHINA GRIDCOM Co.,Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20140716 |
|
| CX01 | Expiry of patent term |