CN105609925A - Outdoor antenna for medium-voltage switchgear - Google Patents
Outdoor antenna for medium-voltage switchgear Download PDFInfo
- Publication number
- CN105609925A CN105609925A CN201610111443.7A CN201610111443A CN105609925A CN 105609925 A CN105609925 A CN 105609925A CN 201610111443 A CN201610111443 A CN 201610111443A CN 105609925 A CN105609925 A CN 105609925A
- Authority
- CN
- China
- Prior art keywords
- antenna
- holder
- microstrip
- voltage switchgear
- house
- 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.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/12—Supports; Mounting means
- H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/36—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith
- H01Q1/38—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith formed by a conductive layer on an insulating support
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/42—Housings not intimately mechanically associated with radiating elements, e.g. radome
Abstract
The invention relates to the technical field of outdoor antennas, and discloses an outdoor antenna for a medium-voltage switchgear. The outdoor antenna comprises an antenna housing, an antenna radiating element, an antenna bracket and an antenna bottom plate, wherein the antenna radiating element is fixedly arranged at the top part of the antenna bracket; the antenna bracket is fixedly arranged on the antenna bottom plate; the antenna housing is fixedly arranged at the bottom part of the antenna; the antenna radiating element and the antenna bracket are located in the antenna housing; a grounding pole and a signal microstrip line are arranged on the antenna bottom plate; and the antenna radiating element is electrically connected with the signal microstrip line and the grounding pole through a feeder respectively. The outdoor antenna is reasonable and compact in structure and convenient to use, can pass back operating state data of the medium-voltage switchgear in real time, has the advantages of being high in instantaneity, low in construction and maintenance cost, flexible and convenient to install and the like, does not need to additionally lay a data transmission cable, is small in signal interference and has the characteristics of being safe, labor-saving, simple, convenient and efficient; the working frequency is 223MHz to 235MHz; and the communication quality can be ensured.
Description
Technical field
The present invention relates to exterior aerial technical field, is a kind of Medium Voltage Switchgear exterior aerial.
Background technology
The Main Function of switch cubicle is to generate electricity in power system, in the process of transmission of electricity, distribution and electric energy conversion, carry outFolding, control and protection consumer, in power plant, transformer station, switchgear house, residential quarters, skyscraper etc. have widelyApplication. In the situation that current power load increases rapidly, in During Process of Long-term Operation, often there are some danger in Medium Voltage SwitchgearThe phenomenon of the normal operation of evil equipment, as: switch contact is because of the aging or excessive temperature anomaly rising of contact resistance, bus connecting portionPosition is because of the long-term stressed bad deformation etc. that produces. If above-mentioned phenomenon can not be found by inspector in time and safeguard, willCause serious equipment breakdown. Therefore, realizing status real time monitor is the important means that ensures switch cubicle equipment safety operation. OrderBefore, be not still suitable for the Medium Voltage Switchgear exterior aerial of electric power specific authorisation frequency range.
Summary of the invention
The invention provides a kind of Medium Voltage Switchgear exterior aerial, overcome the deficiency of above-mentioned prior art, it can be effectiveThe phenomenon that solves the normal operation of harm equipment that existing switch cubicle exists in running can not be found also by inspector in timeSafeguard, cause serious equipment breakdown, waste time and energy, exist the problem of potential safety hazard.
Technical scheme of the present invention realizes by following measures: a kind of Medium Voltage Switchgear exterior aerial, comprises skyIrdome, antenna radiation unit, antenna holder, Antenna baseplate, antenna radiation unit is fixedly mounted on the top of antenna holder, antennaSupport is fixedly mounted on Antenna baseplate, and it is upper that antenna house is fixedly mounted on antenna bottom, antenna radiation unit, the equal position of antenna holderIn the inside of antenna house, Antenna baseplate is provided with earthing rod and signal microstrip line, antenna radiation unit by feeder line respectively with letterNumber microstrip line, earthing rod electrical connection.
The further optimization and/or improvements to foregoing invention technical scheme below:
Above-mentioned antenna radiation unit comprises medium substrate, and medium substrate is provided with the first microstrip antenna, the second microstrip antenna, the 3rdMicrostrip antenna, the 4th microstrip antenna, the first microstrip antenna, the second microstrip antenna, the 3rd microstrip antenna, the 4th microstrip antenna head and the tailBe connected and surround rectangle frame.
The deposited copper thickness of above-mentioned the first microstrip antenna, the second microstrip antenna, the 3rd microstrip antenna, the 4th microstrip antenna is1oz。
Above-mentioned antenna house is bell.
Above-mentioned antenna holder is rectangular build, and the inside of antenna holder is provided with the groove along left and right directions.
Above-mentioned antenna house is fiberglass radome, and antenna holder is fibre-glass epoxy antenna support; Or/and, antenna radiation unitStick on the top of antenna holder, antenna holder sticks on Antenna baseplate, and antenna house sticks on antenna bottom.
Reasonable and compact in structure of the present invention, easy to use, it can return the running state data of Medium Voltage Switchgear in real time,Have that real-time is high, construction and the advantage such as maintenance cost is low, convenient and flexible installation, and do not need to lay in addition data lineCable; The operating frequency of this Medium Voltage Switchgear exterior aerial is 223MHz to 235MHz, is positioned at 240MHz frequency range, has country wireless40 frequencies that electricity committology is used to electric power radio communication, compare conventional 433MHz and 470MHz frequency range at present, letterNumber disturb little, communication quality can be protected, and has safe, laborsaving, easy, efficient feature.
Brief description of the drawings
The blast structural representation that accompanying drawing 1 is most preferred embodiment of the present invention.
Accompanying drawing 2 is the plan structure schematic diagram of the antenna radiation unit in accompanying drawing 1.
Accompanying drawing 3 is the main TV structure schematic diagram of antenna house in accompanying drawing 1.
Accompanying drawing 4 is the left TV structure schematic diagram of structure shown in accompanying drawing 3.
The structural representation of looking up that accompanying drawing 5 is structure shown in accompanying drawing 3.
Coding in accompanying drawing is respectively: 1 is antenna house, and 2 is antenna radiation unit, and 3 is antenna holder, and 4 is Antenna baseplate,5 is earthing rod, and 6 is signal microstrip line, and 7 is feeder line, and 8 is medium substrate, and 9 is the first microstrip antenna, and 10 is the second microstrip antenna,11 is the 3rd microstrip antenna, and 12 is the 4th microstrip antenna, and 13 is groove, and 14 is joint, and 15 is via hole.
Detailed description of the invention
The present invention is not subject to the restriction of following embodiment, can determine specifically according to technical scheme of the present invention and actual conditionsEmbodiment.
In the present invention, for convenience of description, the description of the relative position relation of each parts is all according to Figure of description 1Butut mode be described, as: the position relationship of forward and backward, upper and lower, left and right etc. is the Butut according to Figure of descriptionDirection is determined.
Below in conjunction with embodiment and accompanying drawing, the invention will be further described:
As shown in accompanying drawing 1,2,3,4,5, this Medium Voltage Switchgear exterior aerial comprises that antenna house 1, antenna radiation unit 2, antenna prop upFrame 3, Antenna baseplate 4, antenna radiation unit 2 is fixedly mounted on the top of antenna holder 3, and antenna holder 3 is fixedly mounted on antennaOn base plate 4, it is upper that antenna house 1 is fixedly mounted on antenna bottom, and antenna radiation unit 2, antenna holder 3 are all positioned at antenna house 1Portion, Antenna baseplate 4 is provided with earthing rod 5 and signal microstrip line 6, antenna radiation unit 2 by feeder line 7 respectively with signal microstrip line6, earthing rod 5 is electrically connected. The Medium Voltage Switchgear exterior aerial that the present embodiment provides, for Medium Voltage Switchgear radio communication, is installed onMedium voltage switch or circuit breaker cashier's office in a shop. Adopt communication can return in real time the running state data of Medium Voltage Switchgear, there is real-timeThe advantages such as height, construction and maintenance cost is low, convenient and flexible installation, and do not need to lay in addition data transmission cable; In this, press offThe operating frequency of closing cabinet exterior aerial is 223MHz to 235MHz, is positioned at 240MHz frequency range, has the national radio committee to award40 frequencies that power is used to electric power radio communication, compare conventional 433MHz and 470MHz frequency range at present, and signal disturbs little, logicalLetter quality can be protected.
Can according to actual needs, above-mentioned Medium Voltage Switchgear exterior aerial be made further optimization and/or improvements:
As shown in accompanying drawing 1,2, above-mentioned antenna radiation unit 2 comprises medium substrate 8, and medium substrate 8 is provided with the first microstrip antenna9, the second microstrip antenna 10, the 3rd microstrip antenna 11, the 4th microstrip antenna 12, the first microstrip antennas 9, the second microstrip antenna 10,The 3rd microstrip antenna 11, the 4th microstrip antenna 12 join end to end and surround rectangle frame. The first microstrip antenna 9, the second microstrip antenna 10,The material that the 3rd microstrip antenna 11, the 4th microstrip antenna 12 use is copper, and deposited copper thickness is that 1oz(is by equal the copper of 1 ounce of weightThe thickness reaching on the even area that is laid in 1 square feet, is about 0.035mm), the relative dielectric constant of medium substrate 8 is4.4. Gap width a between the first microstrip antenna 9 and the second microstrip antenna 10 is 0.254mm, the second microstrip antenna 10 andGap width b between three microstrip antennas 11 is 0.254mm, the gap between the 3rd microstrip antenna 11 and the 4th microstrip antenna 12Width c is 0.254mm.
Joint 14 is sub-miniature A connector, and sub-miniature A connector is applicable to frequency range until the application of the microwave regime of 26.5GHz is appliedScope is as telecom communication, network, wireless telecommunications and detection and measuring instrument, has that bandwidth, performance are excellent, highly reliable, the life-spanLong feature. External signal enters this Medium Voltage Switchgear exterior aerial by coaxial line from joint 14, and by signal microstrip line6, feeder line 7, via hole 15 arrive antenna radiation unit 2. Between signal microstrip line 6 and Antenna baseplate 4, isolated by medium substrate. Ground connectionOne end of post 5 is fixed on Antenna baseplate 4, and the other end is connected with feeder line 7.
Feeder line 7 is hard copper wire, and the external diameter of feeder line is not less than 1mm, and length is 122mm, through feeder line 7 and the micro-band of signalLine 6 impedance matchings, the operating frequency range of Medium Voltage Switchgear exterior aerial is 223MHz to 235MHz.
As shown in accompanying drawing 1,3,4,5, above-mentioned antenna house 1 is bell, and antenna house 1 is fiberglass radome. Like this, antenna house1 can cover antenna radiation unit 2 and antenna holder 3, takies volume little, compact conformation, good looking appearance simultaneously. Fiberglass toolThere are the features such as quality is light, intensity is high, corrosion-resistant, insulating properties is high, thermal conductivity is low, can improve service life and the peace of antenna house 1Quan Xing.
As shown in Figure 1, above-mentioned antenna holder 3 is rectangular build, and the inside of antenna holder 3 is provided with recessed along left and right directionsGroove 13, antenna holder 3 is fibre-glass epoxy antenna support. Antenna holder 3 adopts hollow structure, can further reduce this Medium voltage switch or circuit breakerThe overall weight of cabinet exterior aerial, is convenient to transport and installs. Fiberglass has that quality is light, intensity is high, corrosion-resistant, insulating properties is high,The features such as thermal conductivity is low, service life and the security that can improve antenna holder 3.
As shown in Figure 1, above-mentioned antenna radiation unit 2 sticks on the top of antenna holder 3, and antenna holder 3 sticks on skyOn line base plate 4, antenna house 1 sticks on antenna bottom. Between antenna radiation unit 2 and antenna holder 3, be connected to by bondingTogether, antenna holder 3 is pasted together with Antenna baseplate 4, and antenna house 1 is pasted together with antenna bottom, easy to operate, connectsFirmly, with low cost.
Above technical characterictic has formed most preferred embodiment of the present invention, and it has stronger adaptability and the best effect of implementingReally, can increase and decrease according to actual needs non-essential technical characterictic, meet the demand of different situations.
Claims (10)
1. a Medium Voltage Switchgear exterior aerial, is characterized in that comprising antenna house, antenna radiation unit, antenna holder, antennaBase plate, antenna radiation unit is fixedly mounted on the top of antenna holder, and antenna holder is fixedly mounted on Antenna baseplate, antenna houseBe fixedly mounted on antenna bottom upper, antenna radiation unit, antenna holder are all positioned at the inside of antenna house, and Antenna baseplate is provided with and connectsGround post and signal microstrip line, antenna radiation unit is electrically connected with signal microstrip line, earthing rod respectively by feeder line.
2. Medium Voltage Switchgear exterior aerial according to claim 1, is characterized in that antenna radiation unit comprises medium basePlate, medium substrate is provided with the first microstrip antenna, the second microstrip antenna, the 3rd microstrip antenna, the 4th microstrip antenna, first micro-bandAntenna, the second microstrip antenna, the 3rd microstrip antenna, the 4th microstrip antenna join end to end and surround rectangle frame.
3. Medium Voltage Switchgear exterior aerial according to claim 2, is characterized in that the first microstrip antenna, second micro-band dayThe deposited copper thickness of line, the 3rd microstrip antenna, the 4th microstrip antenna is 1oz.
4. according to the Medium Voltage Switchgear exterior aerial described in claim 1 or 2 or 3, it is characterized in that antenna house is bell.
5. according to the Medium Voltage Switchgear exterior aerial described in claim 1 or 2 or 3, it is characterized in that antenna holder is cuboidType, the inside of antenna holder is provided with the groove along left and right directions.
6. Medium Voltage Switchgear exterior aerial according to claim 4, is characterized in that antenna holder is rectangular build, antennaThe inside of support is provided with the groove along left and right directions.
7. according to the Medium Voltage Switchgear exterior aerial described in claim 1 or 2 or 3, it is characterized in that antenna house is fiberglass skyIrdome, antenna holder is fibre-glass epoxy antenna support; Or/and antenna radiation unit sticks on the top of antenna holder, antenna holderStick on Antenna baseplate, antenna house sticks on antenna bottom.
8. Medium Voltage Switchgear exterior aerial according to claim 4, is characterized in that antenna house is fiberglass radome, dayLine bracket is fibre-glass epoxy antenna support; Or/and antenna radiation unit sticks on the top of antenna holder, antenna holder sticks onOn Antenna baseplate, antenna house sticks on antenna bottom.
9. Medium Voltage Switchgear exterior aerial according to claim 5, is characterized in that antenna house is fiberglass radome, dayLine bracket is fibre-glass epoxy antenna support; Or/and antenna radiation unit sticks on the top of antenna holder, antenna holder sticks onOn Antenna baseplate, antenna house sticks on antenna bottom.
10. Medium Voltage Switchgear exterior aerial according to claim 6, is characterized in that antenna house is fiberglass radome,Antenna holder is fibre-glass epoxy antenna support; Or/and antenna radiation unit sticks on the top of antenna holder, antenna holder is pastedOn Antenna baseplate, antenna house sticks on antenna bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610111443.7A CN105609925A (en) | 2016-02-29 | 2016-02-29 | Outdoor antenna for medium-voltage switchgear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610111443.7A CN105609925A (en) | 2016-02-29 | 2016-02-29 | Outdoor antenna for medium-voltage switchgear |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105609925A true CN105609925A (en) | 2016-05-25 |
Family
ID=55989591
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610111443.7A Pending CN105609925A (en) | 2016-02-29 | 2016-02-29 | Outdoor antenna for medium-voltage switchgear |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105609925A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019194805A1 (en) * | 2018-04-05 | 2019-10-10 | Hewlett-Packard Development Company, L.P. | Patch antennas with excitation radiator feeds |
| CN112186325A (en) * | 2020-09-03 | 2021-01-05 | 国网吉林省电力有限公司四平供电公司 | Outdoor electricity taking and communication transmission integrated device |
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| KR20060091983A (en) * | 2005-02-17 | 2006-08-22 | (주) 피에스디테크 | Epoxy injection hole sensor for diagnosis partial discharge of gas-insulated switchgear |
| CN202797298U (en) * | 2012-09-06 | 2013-03-13 | 南京正保通信网络技术有限公司 | Multiple-unit wide-axial-ratio bandwidth circularly polarized microstrip antenna |
| CN203013940U (en) * | 2013-01-07 | 2013-06-19 | 深圳市鼎耀科技有限公司 | Antenna distributed in dual-polarization chamber |
| EP2696448A1 (en) * | 2012-08-08 | 2014-02-12 | Berker GmbH & Co. KG | Electrical appliance with communication means mounted on a PCB |
| CN204043816U (en) * | 2014-09-15 | 2014-12-24 | 中国电子科技集团公司第二十六研究所 | For the SAW Temperature Sensors of power switch cabinet thermometric |
| CN104868240A (en) * | 2015-04-24 | 2015-08-26 | 重庆大学 | Ultrahigh-frequency broadband microstrip antenna for partial discharge monitoring of switchgear |
| CN105161855A (en) * | 2015-09-28 | 2015-12-16 | 江苏大学 | 433 MHz miniaturization omnidirectional micro-strip antenna and manufacture method |
| CN105244611A (en) * | 2015-10-21 | 2016-01-13 | 江苏省电力公司淮安供电公司 | Broadband dual circularly polarized antenna for detection of partial discharge of switchgear, and designing method thereof |
| CN204966658U (en) * | 2015-08-05 | 2016-01-13 | 南京捷泰电力设备有限公司 | Install antenna protection device on metal box |
| CN205452524U (en) * | 2016-02-29 | 2016-08-10 | 国网新疆电力公司昌吉供电公司 | Medium -voltage switchgear cabinet exterior aerial |
-
2016
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Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20060091983A (en) * | 2005-02-17 | 2006-08-22 | (주) 피에스디테크 | Epoxy injection hole sensor for diagnosis partial discharge of gas-insulated switchgear |
| EP2696448A1 (en) * | 2012-08-08 | 2014-02-12 | Berker GmbH & Co. KG | Electrical appliance with communication means mounted on a PCB |
| CN202797298U (en) * | 2012-09-06 | 2013-03-13 | 南京正保通信网络技术有限公司 | Multiple-unit wide-axial-ratio bandwidth circularly polarized microstrip antenna |
| CN203013940U (en) * | 2013-01-07 | 2013-06-19 | 深圳市鼎耀科技有限公司 | Antenna distributed in dual-polarization chamber |
| CN204043816U (en) * | 2014-09-15 | 2014-12-24 | 中国电子科技集团公司第二十六研究所 | For the SAW Temperature Sensors of power switch cabinet thermometric |
| CN104868240A (en) * | 2015-04-24 | 2015-08-26 | 重庆大学 | Ultrahigh-frequency broadband microstrip antenna for partial discharge monitoring of switchgear |
| CN204966658U (en) * | 2015-08-05 | 2016-01-13 | 南京捷泰电力设备有限公司 | Install antenna protection device on metal box |
| CN105161855A (en) * | 2015-09-28 | 2015-12-16 | 江苏大学 | 433 MHz miniaturization omnidirectional micro-strip antenna and manufacture method |
| CN105244611A (en) * | 2015-10-21 | 2016-01-13 | 江苏省电力公司淮安供电公司 | Broadband dual circularly polarized antenna for detection of partial discharge of switchgear, and designing method thereof |
| CN205452524U (en) * | 2016-02-29 | 2016-08-10 | 国网新疆电力公司昌吉供电公司 | Medium -voltage switchgear cabinet exterior aerial |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019194805A1 (en) * | 2018-04-05 | 2019-10-10 | Hewlett-Packard Development Company, L.P. | Patch antennas with excitation radiator feeds |
| US11437730B2 (en) | 2018-04-05 | 2022-09-06 | Hewlett-Packard Development Company, L.P. | Patch antennas with excitation radiator feeds |
| CN112186325A (en) * | 2020-09-03 | 2021-01-05 | 国网吉林省电力有限公司四平供电公司 | Outdoor electricity taking and communication transmission integrated device |
| CN112186325B (en) * | 2020-09-03 | 2023-04-21 | 国网吉林省电力有限公司四平供电公司 | Outdoor electricity taking and communication transmission integrated device |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160525 |
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| RJ01 | Rejection of invention patent application after publication |