CN204855643U - Simple structure's supplementary communication device of wireless nuclear phase appearance of distribution looped netowrk cabinet - Google Patents
Simple structure's supplementary communication device of wireless nuclear phase appearance of distribution looped netowrk cabinet Download PDFInfo
- Publication number
- CN204855643U CN204855643U CN201520469652.XU CN201520469652U CN204855643U CN 204855643 U CN204855643 U CN 204855643U CN 201520469652 U CN201520469652 U CN 201520469652U CN 204855643 U CN204855643 U CN 204855643U
- Authority
- CN
- China
- Prior art keywords
- cabinet
- looped network
- electromagnetic looped
- network cabinet
- cabinet wall
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model provides a simple structure's supplementary communication device of wireless nuclear phase appearance of distribution looped netowrk cabinet, including the electromagnetic looped network cabinet, the electromagnetic looped network cabinet has the metal cabinet wall of ground connection, be equipped with the wireless nuclear phase appearance that has signal transmitter in the electromagnetic looped network cabinet, still include antenna, connecting wire, communication plug and piezo -resistor, 1 circular shape through -hole has been seted up to cabinet wall's lower part rear side, antenna fixed mounting and is located the outside of cabinet wall's through -hole on the cabinet wall of electromagnetic looped network cabinet, connecting wire's one end is connected with the antenna electricity after passing through the cabinet wall's of electromagnetic looped network cabinet through -hole, connecting wire's the other end and the one end electricity of communication plug and pressure -sensitive electricity group are connected, the other end of pressure -sensitive electricity group is connected with the cabinet wall electricity of electromagnetic looped network cabinet, the electric connection of signal transmitter of the wireless nuclear phase appearance the during use in communication plug and the electromagnetic looped network cabinet. The utility model discloses simple structure, low cost, it is convenient to realize, can effectively overcome the electromagnetic looped network cabinet body to wireless nuclear phase appearance signal shielding problem.
Description
The divisional application of the utility application of " a kind of distribution ring main unit wireless core phase instrument auxiliary communication device " that the application is application number is 201520260775.2, the applying date, to be April 27, invention and created name in 2015 be.
Technical field
The utility model relates to distribution ring main unit communication facilities, is specifically related to a kind of auxiliary communication device of distribution ring main unit wireless core phase instrument.
Background technology
Carrying out nuclear phase operation to both sides circuit is one of important action of power industry, particularly grid-connected put into operation before, newly-built power circuit is connected to before electrical network and before both sides electric system connects by distribution ring main unit, the phase bit check of both sides voltage is extremely important, must ensure that the phase sequence of three-phase supply is consistent with the actual phase sequence of user load.If the failure of phase bit check, generally can produce misphase power transmission and burning apparatus, also can cause higher level's power outage time serious and produce to produce to power system security and threaten.
Ring main unit is simple and reliable, uses in a large number in urban electricity supply network.Be typically provided with wireless core phase instrument in ring main unit, for carrying out nuclear phase to both sides circuit, wireless core phase instrument has signal projector, for nuclear phase information is sent to monitoring equipment.Traditional nuclear phase instrument adopts wire transmission nuclear phase signal, high-tension line and the hand-held monitoring main frame of operating personnel are coupled together by the voltage divider of order wire through centre by it, although centre have passed through voltage divider, but once voltage divider is breakdown, high voltage is introduced into monitoring main frame, and operating personnel can be in peril of one's life; Thus, at present general nuclear phase instrument is mostly used less radio-frequency instead and is carried out data transmission, to reduce operating personnel's Danger Electric shock risk.But for having the ring main unit of electromagnetic compatibility function, metal cabinet forms closed system, can shield high frequency signal, and the frequency range of the less radio-frequency of the transmitter of nuclear phase instrument is generally 300kHz ~ 300GHz, easily even shielded by the interference of the cabinet of ring main unit, thus how effectively going out outside ring main unit by the information that the nuclear phase instrument of ring main unit inside detects by wireless transmission, is the problem being always difficult to overcome.
Utility model content
The purpose of this utility model is: for overcoming the data problem that cannot effectively spread out of in use of wireless core phase instrument in electromagnetic looped network cabinet, provide a kind of structure simple, with low cost, realize convenient, can effectively by structure simple distribution ring main unit wireless core phase instrument auxiliary communication device that wireless core phase instrument data wireless sends when using.
The technical solution of the utility model is: structure of the present utility model simple distribution ring main unit wireless core phase instrument auxiliary communication device, and comprise electromagnetic looped network cabinet, electromagnetic looped network cabinet has the cabinet wall of metal material; Be provided with wireless core phase instrument in electromagnetic looped network cabinet, wireless core phase instrument has signal projector; Ground connection when cabinet wall uses; Its design feature is: also comprise antenna, connect wire, communication plug and voltage dependent resistor (VDR);
The lower rearward side of above-mentioned cabinet wall offers 1 circular through hole; Antenna is fixedly mounted on the cabinet wall of electromagnetic looped network cabinet, and is positioned at the outside of the through hole of cabinet wall;
Connect one end of wire by being connected with antenna electric after the through hole of the cabinet wall of electromagnetic looped network cabinet; The other end connecting wire is electrically connected with one end that communication plug and pressure-sensitive electricity are organized; The other end of pressure-sensitive electricity group is electrically connected with the cabinet wall of electromagnetic looped network cabinet; During use, communication plug is electrically connected with the signal projector of the wireless core phase instrument established in electromagnetic looped network cabinet;
Above-mentioned connection wire comprises external insulation skin and is coated on the core of external insulation intracutaneous; The internal diameter connecting the external diameter of external insulation skin of wire and the manhole of the cabinet wall of electromagnetic looped network cabinet adapts;
Above-mentioned communication plug is the communication plug of L9 model;
The model of above-mentioned voltage dependent resistor (VDR) requires to determine according to electromagnetic looped network cabinet builtin voltage grade and safety ground.
The utility model has positive effect: (1) structure of the present utility model simple distribution ring main unit wireless core phase instrument auxiliary communication device, structure is simple, with low cost, only need existing have carry out less improvement in the electromagnetic looped network cabinet of wireless core phase instrument and can realize easily.(2) structure of the present utility model simple distribution ring main unit wireless core phase instrument auxiliary communication device, it in use, effectively overcome the wireless shielding problem of electromagnetic looped network cabinet cabinet, the transmitter of the wireless core phase instrument in electromagnetic looped network cabinet is sent signal can effectively, stably externally monitoring equipment sends, improve work efficiency and security.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the utility model installation site on the cabinet of electromagnetic looped network cabinet;
Fig. 2 is structural representation of the present utility model, also show the installation relation of the cabinet of itself and electromagnetic looped network cabinet in figure.
Reference numeral in above-mentioned accompanying drawing is as follows:
Electromagnetic looped network cabinet 1, cabinet door 11, cabinet wall 12,
Antenna 2,
Connect wire 3, external insulation skin 31, core 32,
Communication plug 4,
Pressure-sensitive electricity group 5.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
(embodiment 1)
See Fig. 1 and Fig. 2, the structure simple distribution ring main unit wireless core phase instrument auxiliary communication device of the present embodiment, it is applied to electromagnetic looped network cabinet 1, and electromagnetic looped network cabinet 1 has the cabinet door 11 of metal material and the cabinet wall 12 of metal material; Ground connection when cabinet wall 12 uses; Be provided with wireless core phase instrument in electromagnetic looped network cabinet 1, wireless core phase instrument has signal projector.
In the present embodiment, the lower rearward side of the cabinet wall 12 of electromagnetic looped network cabinet 1 offers 1 circular through hole.
The structure simple distribution ring main unit wireless core phase instrument auxiliary communication device of the present embodiment, forms primarily of antenna 2, connection wire 3, communication plug 4 and voltage dependent resistor (VDR) 5.
Antenna 2 is fixedly mounted on the cabinet wall 12 of electromagnetic looped network cabinet 1, and is positioned at the outside of the through hole of cabinet wall 12.
Connect wire 3 to be made up of external insulation skin 31 and the core 32 be coated in external insulation skin 31.The internal diameter connecting the external diameter of external insulation skin 31 of wire 3 and the manhole of the cabinet wall 12 of electromagnetic looped network cabinet 1 adapts, during installation, connect the external insulation skin 31 of wire 3 and the manhole close contact of cabinet wall 12, farthest to reduce the impact of the effectiveness on electromagnetic looped network cabinet 1.
Communication plug 4 preferably model is the communication plug of L9.
The model of voltage dependent resistor (VDR) 5 requires to select according to electromagnetic looped network cabinet 1 builtin voltage grade and safety ground.
Connect one end of wire 3 by being electrically connected with antenna 2 after the through hole of the cabinet wall 12 of electromagnetic looped network cabinet 1; The other end connecting wire 3 is electrically connected with one end that communication plug 4 and pressure-sensitive electricity organize 5; The pressure-sensitive electricity group other end of 5 is electrically connected with ground connection with the cabinet wall 12 of electromagnetic looped network cabinet 1; During use, communication plug 4 is electrically connected with the signal projector of the wireless core phase instrument established in electromagnetic looped network cabinet 1.
During use, form safety ground circuit by the cabinet wall 12 of the electromagnetic looped network cabinet 1 of communication plug 4, voltage dependent resistor (VDR) 5, ground connection, to prevent antenna 2 from occurring high voltage, ensure the safety of the outer operating personnel of cabinet; Because antenna 2 is arranged on outside electromagnetic looped network cabinet, thus the electromagnetic screen effectively avoiding the metal cabinet of electromagnetic looped network cabinet 1 to produce impact.
Above embodiment is the explanation to embodiment of the present utility model; but not to restriction of the present utility model; person skilled in the relevant technique is not when departing from spirit and scope of the present utility model; can also make various conversion and change and obtain corresponding equivalent technical scheme, therefore all equivalent technical schemes all should be included into scope of patent protection of the present utility model.
Claims (1)
1. a structure simple distribution ring main unit wireless core phase instrument auxiliary communication device, comprises electromagnetic looped network cabinet (1), and electromagnetic looped network cabinet (1) has the cabinet wall (12) of metal material; Electromagnetic looped network cabinet is provided with wireless core phase instrument in (1), and wireless core phase instrument has signal projector; Ground connection when cabinet wall (12) uses; It is characterized in that: also comprise antenna (2), connect wire (3), communication plug (4) and voltage dependent resistor (VDR) (5);
The lower rearward side of described cabinet wall (12) offers 1 circular through hole; Antenna (2) is fixedly mounted on the cabinet wall (12) of electromagnetic looped network cabinet (1), and is positioned at the outside of the through hole of cabinet wall (12);
Connect one end of wire (3) by being electrically connected with antenna (2) after the through hole of the cabinet wall (12) of electromagnetic looped network cabinet (1); The other end connecting wire (3) is electrically connected with one end of communication plug (4) and pressure-sensitive electric group (5); The other end of pressure-sensitive electric group (5) is electrically connected with the cabinet wall (12) of electromagnetic looped network cabinet (1); During use, communication plug (4) is electrically connected with the signal projector of the wireless core phase instrument established in electromagnetic looped network cabinet (1);
Described connection wire (3) comprises external insulation skin (31) and is coated on the core (32) in external insulation skin (31); The internal diameter connecting the external diameter of external insulation skin (31) of wire (3) and the manhole of the cabinet wall (12) of electromagnetic looped network cabinet (1) adapts;
The communication plug that described communication plug (4) is L9 model;
The model of described voltage dependent resistor (VDR) (5) requires to determine according to electromagnetic looped network cabinet (1) builtin voltage grade and safety ground.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520260775.2U CN204697053U (en) | 2015-04-27 | 2015-04-27 | A kind of distribution ring main unit wireless core phase instrument auxiliary communication device |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520260775.2U Division CN204697053U (en) | 2015-04-27 | 2015-04-27 | A kind of distribution ring main unit wireless core phase instrument auxiliary communication device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204855643U true CN204855643U (en) | 2015-12-09 |
Family
ID=54237302
Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520657230.5U Expired - Fee Related CN205160508U (en) | 2015-04-27 | 2015-04-27 | Supplementary communication device of low -cost wireless nuclear phase appearance of distribution looped netowrk cabinet |
| CN201520469652.XU Expired - Fee Related CN204855643U (en) | 2015-04-27 | 2015-04-27 | Simple structure's supplementary communication device of wireless nuclear phase appearance of distribution looped netowrk cabinet |
| CN201520260775.2U Withdrawn - After Issue CN204697053U (en) | 2015-04-27 | 2015-04-27 | A kind of distribution ring main unit wireless core phase instrument auxiliary communication device |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520657230.5U Expired - Fee Related CN205160508U (en) | 2015-04-27 | 2015-04-27 | Supplementary communication device of low -cost wireless nuclear phase appearance of distribution looped netowrk cabinet |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520260775.2U Withdrawn - After Issue CN204697053U (en) | 2015-04-27 | 2015-04-27 | A kind of distribution ring main unit wireless core phase instrument auxiliary communication device |
Country Status (1)
| Country | Link |
|---|---|
| CN (3) | CN205160508U (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104836593B (en) * | 2015-04-27 | 2017-09-12 | 江苏省电力公司常州供电公司 | Distribution ring main unit wireless core phase instrument auxiliary communication device |
-
2015
- 2015-04-27 CN CN201520657230.5U patent/CN205160508U/en not_active Expired - Fee Related
- 2015-04-27 CN CN201520469652.XU patent/CN204855643U/en not_active Expired - Fee Related
- 2015-04-27 CN CN201520260775.2U patent/CN204697053U/en not_active Withdrawn - After Issue
Also Published As
| Publication number | Publication date |
|---|---|
| CN204697053U (en) | 2015-10-07 |
| CN205160508U (en) | 2016-04-13 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151209 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |