CN105098630B - High voltage power distributing cabinet from heat radiation telecommunication - Google Patents
High voltage power distributing cabinet from heat radiation telecommunication Download PDFInfo
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- CN105098630B CN105098630B CN201510583746.4A CN201510583746A CN105098630B CN 105098630 B CN105098630 B CN 105098630B CN 201510583746 A CN201510583746 A CN 201510583746A CN 105098630 B CN105098630 B CN 105098630B
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- 230000005855 radiation Effects 0.000 title claims description 4
- 238000004891 communication Methods 0.000 claims abstract description 36
- 238000002955 isolation Methods 0.000 claims description 19
- 238000007373 indentation Methods 0.000 claims description 9
- 238000003491 array Methods 0.000 claims description 6
- 230000003071 parasitic effect Effects 0.000 claims description 6
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 230000005611 electricity Effects 0.000 description 15
- 230000005684 electric field Effects 0.000 description 8
- 238000004088 simulation Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 3
- 238000005192 partition Methods 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 229910052736 halogen Inorganic materials 0.000 description 2
- 150000002367 halogens Chemical class 0.000 description 2
- 208000033999 Device damage Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The invention discloses a kind of high voltage power distributing cabinet from telecommunication of dispelling the heat；Including casing, in described casing, transverse row shows multiple power frame for placing distribution equipment, and described power frame is arranged over the first division board, and described first division board is provided with for the communication system with extraneous communication；Described communication system includes communicator device and communication antenna, and described communicator device utilizes communication antenna communication with the outside world；Described communication antenna is located in antenna plate, and described antenna plate is located at above the first division board；Described antenna plate is arranged over the second division board；Antenna and division board are combined, it is achieved that its omni-directional and gain and front and back are than the requirement all requiring good electric property, and are preferably formed with auxiliary equipment and improve Antenna Anti-jamming ability.
Description
Technical field
The present invention relates to a kind of high voltage power distributing cabinet from telecommunication of dispelling the heat.
Background technology
Internet era, people parent look at by various equipment add communication system, to facilitate real time remote scope state and information, it is prevented that device damage；And communicate and just be unable to do without the communication antenna making signal launch and receive；The case arranging communication equipment so far on high voltage power distributing cabinet or distribution box is less, because there being a unavoidable factor, it is simply that the electric field of power distribution cabinet can affect the emission parameter of antenna, gain and omni-directional；And if need to work under strong electric field as antenna, it is necessary to this antenna this have good performance in directional performance；Current main flow equipment communication antenna is operated in 700-1000MHz frequency range and is preferred, therefore in this frequency range, it is very urgent for designing a system antenna suitable in high-tension distribution equipments such as power distribution cabinets, need the electric property of antenna, i.e. emitting performance, such as its omni-directional and gain and front and back are than all requiring good electric property, and are preferably formed with auxiliary equipment and improve Antenna Anti-jamming ability.
Summary of the invention
It is an object of the invention to overcome disadvantages described above, it is provided that a kind of capacity of resisting disturbance is strong, reveal the antenna of better premium properties to realize the use of high-tension electricity cabinet at 700-1000MHz band table.
For achieving the above object, the concrete scheme of the present invention is as follows: high-tension electricity cabinet, includes casing, and in described casing, transverse row shows multiple power frame for placing distribution equipment, described power frame is arranged over the first division board, and described first division board is provided with for the communication system with extraneous communication；
Described communication system includes communicator device and communication antenna, and described communicator device utilizes communication antenna communication with the outside world；Described communication antenna is located in antenna plate, and described antenna plate is located at above the first division board；Described antenna plate is arranged over the second division board.
Wherein, described antenna plate is pcb board, and described communication antenna is microstrip antenna.
Wherein, microstrip antenna includes two laterally zygomorphic oscillator unit；Each oscillator unit includes the first rectangular oscillator arms, described first oscillator arms one end is extended with the second oscillator arms in " Qian " font, it is provided with the 3rd oscillator arms of a rhombus between the free end of two support arms of the second oscillator arms, between the two of which opposite side of described 3rd oscillator arms, is provided with a plurality of 4th oscillator arms parallel to each other；It is additionally provided with the isolation oscillator arms in square waveform between two support arms of the second oscillator arms；
Described isolation oscillator arms includes many group and raises one's arm；Each described son is raised one's arm and is included base arm, described base arm side is connected with the second oscillator arms, also including the first side wall that the free end from base arm extends upward, also include the top arm that the free end from the first side wall extend horizontally away, described top arm is extended with the second sidewall downward vertically；
Being provided with the isolation strip of H-shaped between said two oscillator unit, described isolation strip is made up of quasiconductor；
First division board and the second partition plate structure are identical, all include A face and B face, described A face is provided with multiple hemisphericals arranged in arrays protuberance, and described hemispherical protuberance end face concave downward is provided with arc-shaped recess, and described arc-shaped recess bottom and A identity distance are from for 1cm-1.5cm；Described B face is provided with the hemispherical depression that multiple and hemispherical protuberance arranged in arrays is corresponding；The hemispherical protuberance side in described A face is the perforate opened with B face；Described first division board A towards upper, B faces down, be obliquely installed, the perforate of described hemispherical depression is obliquely downward；Described second division board B towards upper, A faces down, be horizontally disposed with.
Wherein, described each oscillator unit also includes two rectangular trapezoidal parasitic oscillator sheets, and each parasitic oscillator sheet top is provided with multiple semicircular indentations；Described the first side wall and the second Sidewall Height are identical and be set to H, and the transverse width of described base arm is set to L, and the transverse width of top arm is set to K, described K+H=1.25 (K+L).
Wherein, described antenna plate is provided with multiple circular louvre.
Wherein, two described first oscillator arms are provided with feed coupling aperture.
Wherein, the length of described 4th oscillator arms is 20cm.
Wherein, four free ends of isolation strip are circular arc.
Wherein, power frame is hollow out frame structure；The side, bottom of the first division board is additionally provided with drain pipe, and described drain pipe extends casing.
Wherein, the quantity of described semicircular indentations is 6-9；The diameter of described semicircular indentations is 0.3cm-0.5cm.
Wherein, also including for the dehumidifier to casing dehumidifier, described dehumidifier is connected with casing；
Wherein, described tank surface is coated with fireprotection layer, and described fireprotection layer is provided with Halogen coating；
Wherein, also including the hollowed-out board being located at power frame lower end, described hollowed-out board is connected with the fan for dispelling the heat.
The invention have the benefit that and antenna and division board are combined, it is achieved that its omni-directional and gain and front and back are than the requirement all requiring good electric property, and are preferably formed with auxiliary equipment and improve Antenna Anti-jamming ability.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the top view of the antenna plate of the present invention；
Fig. 3 is the profile of the isolation oscillator arms of the present invention；
Fig. 4 is the axonometric chart of first division board of the present invention；
Fig. 5 be when frequency is 700MHZ before and after the experimental data figure of ratio；
Fig. 6 be when frequency is 890MHZ before and after the experimental data figure of ratio；
Fig. 7 be when frequency is 1000MHZ before and after the experimental data figure of ratio；
Fig. 8 is the directional diagram representing gain when frequency is 700MHZ；
Fig. 9 is the directional diagram representing gain when frequency is 890MHZ；
Figure 10 is the directional diagram representing gain when frequency is 1000MHZ；
Description of reference numerals in Fig. 1 to Figure 10:
1-casing；2-power frame；3-hollowed-out board；4-fan；5-dehumidifier；6-the second division board；7-drain pipe；8-the first division board；91-communicator device；92-antenna plate；
921-the first oscillator arms；922-the second oscillator arms；923-the 3rd oscillator arms；924-the 4th oscillator arms；925-isolation strip；926-parasitism oscillator sheet；927-isolates oscillator arms；
927a-base arm；927b-the first side wall；927c-top arm；927d-the second sidewall；
A-A face；61-hemispherical is swelled；62-arc-shaped recess；63-perforate.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the present invention is further detailed explanation, is not that the practical range of the present invention is limited thereto.
As shown in Figures 1 to 10, high-tension electricity cabinet described in the present embodiment, includes casing 1, and in described casing 1, transverse row shows multiple power frame 2 for placing distribution equipment, described power frame 2 is arranged over the first division board 8, and described first division board 8 is provided with for the communication system with extraneous communication；Described communication system includes communicator device 91 and communication antenna, and described communicator device 91 utilizes communication antenna communication with the outside world；Described communication antenna is located in antenna plate 92, and described antenna plate 92 is located at above the first division board 8；Described antenna plate 92 is arranged over the second division board 6.
High-tension electricity cabinet described in the present embodiment, described antenna plate 92 is pcb board, and described communication antenna is microstrip antenna.High-tension electricity cabinet described in the present embodiment, microstrip antenna includes two laterally zygomorphic oscillator unit；Each oscillator unit includes the first rectangular oscillator arms 921, described first oscillator arms 921 one end is extended with the second oscillator arms 922 in " Qian " font, it is provided with the 3rd oscillator arms 923 of a rhombus between the free end of two support arms of the second oscillator arms 922, between the two of which opposite side of described 3rd oscillator arms 923, is provided with a plurality of 4th oscillator arms 924 parallel to each other；It is additionally provided with the isolation oscillator arms 927 in square waveform between two support arms of the second oscillator arms 922；Described isolation oscillator arms 927 includes many group and raises one's arm；Each described son is raised one's arm and is included base arm 927a, described base arm 927a side is connected with the second oscillator arms 922, also include the first side wall 927b that the free end from base arm 927a extends upward, also including the top arm 927c that the free end from the first side wall 927b extend horizontally away, described top arm 927c is extended with the second sidewall 927d downward vertically；Being provided with the isolation strip 925 of H-shaped between said two oscillator unit, described isolation strip 925 is made up of quasiconductor；First division board 8 is identical with the second division board 6 structure, all include A face and B face, described A face is provided with multiple hemisphericals arranged in arrays protuberance 61, and described hemispherical is swelled 61 end face concave downward and is provided with arc-shaped recess 62, and described arc-shaped recess 62 bottom and A identity distance are from for 1cm-1.5cm；Described B face is provided with multiple and hemispherical arranged in arrays and swells 61 corresponding hemispherical depression；It is the perforate 63 opened with B face that the hemispherical in described A face swells 61 sides；Described first division board 8A towards upper, B faces down, be obliquely installed, the perforate 63 of described hemispherical depression is obliquely downward；Described second division board 6B towards upper, A faces down, be horizontally disposed with.
By being not less than the microstrip circuit structural design of 300 times, and by being not less than under 500 tests and parameter adjustment, finally determine above-mentioned antenna structure, simulation strong electric field environment under and simulation electric field frequency hopping degree in 200-630HZ situation, this antenna system, coordinate including antenna and partition plate structure, this system is made all to show excellent communication electric parameter performance in 700MHZ to 1000MHZ frequency range, concrete, than more than 31dB before and after the minimum frequency of radiating element, than average more than 35dB before and after in frequency band；Low frequency dot gains is more than 9.37dBi, and in frequency band, average gain is more than 9.8dBi.
Concrete actual test result such as following table HFSS15 computed in software:
| Test frequency range section | Ratio before and after in frequency band | Corresponding gain |
| 700MHz | 31.222dB | 9.4001dBi |
| 750MHz | 31.856dB | 9.4216dBi |
| 850MHz | 32.325dB | 9.5352dBi |
| 870MHz | 32.687dB | 9.6159dBi |
| 890MHz | 33.987dB | 9.7650dBi |
| 910MHz | 33.999dB | 9.9321dBi |
| 920MHz | 34.147dB | 9.9225dBi |
| 940MHz | 35.236dB | 9.9150dBi |
| 1000MHz | 36.100dB | 10.250dBi |
Simulation strong electric field environment under and simulation electric field frequency hopping degree in 200-630HZ situation, from experimental data, specifically intercept the front and back gain data figure than datagram and three frequency ranges of three frequency ranges, such as Fig. 5 to Figure 10, achieve excellent front and back ratio characteristic at 700MHz to 1000MHz
Wherein, when 700MHz, such as Fig. 5, before and after in its frequency band, ratio is 31.222dB；When 890MHz, such as Fig. 6, before and after in its frequency band, ratio is 33.987dB；When 1000MHz, such as Fig. 7, before and after in its frequency band, ratio is 36.100dB；And the performance in gain: such as Fig. 8, it is when 700MHz, and its gain reaches: 9.4001dBi；Such as Fig. 9, it is when 890MHz, and its gain reaches: 9.7650dBi；Such as Figure 10, it is when 1000MHz, and its gain reaches: 10.250dBi；It is known that its average interior front and back ratio is more than 33dB, its gain is on average more than 9.8dBi.Coordinating two division boards, another day, line met under highfield, the instructions for use to 700MHz to 1000MHz frequency range, stable performance；After coordinating division board to use, it was demonstrated that it is not substantially affected by highfield interference.
The side, bottom of the first division board 8 is additionally provided with drain pipe 7, and described drain pipe 7 extends casing 1, the first division board 8A described above towards upper, B faces down, be obliquely installed, the perforate 63 of described hemispherical depression is obliquely downward；This structure arranges and has not only acted as isolation, shielding action, also acts waterproof action, and concrete rainwater drops to the A face on the first division board 8, flows through to bottom from high-end, and perforate 63 direction is downward, and therefore water does not fall out.And the side, bottom of the first division board 8 is additionally provided with drain pipe 7, therefore rainwater can discharge and not affect antenna.
Embodiment 2.
High-tension electricity cabinet described in the present embodiment, described each oscillator unit also includes two rectangular trapezoidal parasitic oscillator sheets 926, and each parasitic oscillator sheet 926 top is provided with multiple semicircular indentations；Described the first side wall 927b and the second sidewall 927d is highly identical and is set to H, and the transverse width of described base arm 927a is set to L, and the transverse width of top arm 927c is set to K, described K+H=1.25 (K+L).Simulation strong electric field environment under and simulation electric field frequency hopping degree in 200-630HZ situation, this antenna system, after coordinating including antenna and partition plate structure, prove under the structure of coincidence formula K+H=1.25 (K+L), this antenna performance can be stablized more, directivity also can be more uniform, and isolation also can be higher, and gain also makes moderate progress.
High-tension electricity cabinet described in the present embodiment, two described first oscillator arms 921 are provided with feed coupling aperture.High-tension electricity cabinet described in the present embodiment, the length of described 4th oscillator arms 924 is 20cm.High-tension electricity cabinet described in the present embodiment, four free ends of isolation strip 925 are circular arc.Emulation and actual measurement are learnt by experiment, and this structure increases further, the electric property of antenna system.
High-tension electricity cabinet described in the present embodiment, power frame 2 is hollow out frame structure；High-tension electricity cabinet described in the present embodiment, the quantity of described semicircular indentations is 6-9；The diameter of described semicircular indentations is 0.3cm-0.5cm.
High-tension electricity cabinet described in the present embodiment, described antenna plate 92 is provided with multiple circular louvre, and it is beneficial to the heat radiation of antenna plate 92.High-tension electricity cabinet described in the present embodiment, also includes for the dehumidifier 5 to casing 1 dehumidifier, and described dehumidifier 5 is connected with casing 1, improves casing 1 inner drying degree, it is prevented that moisture corrosion antenna equipment；High-tension electricity cabinet described in the present embodiment, described casing 1 surface is coated with fireprotection layer, and described fireprotection layer is provided with Halogen coating；High-tension electricity cabinet described in the present embodiment, also includes the hollowed-out board 3 being located at power frame 2 lower end, and described hollowed-out board 3 is connected with the fan 4 for dispelling the heat.
The above is only a preferred embodiment of the present invention, therefore all equivalences done according to the structure described in present patent application scope, feature and principle change or modify, and are included in the protection domain of present patent application.
Claims (10)
1. the high voltage power distributing cabinet from telecommunication of dispelling the heat, it is characterized in that: include casing (1), described casing (1) interior transverse row shows multiple power frame (2) for placing distribution equipment, described power frame (2) is arranged over the first division board (8), and described first division board (8) is provided with for the communication system with extraneous communication；
Described communication system includes communicator device (91) and communication antenna, and described communicator device (91) utilizes communication antenna communication with the outside world；Described communication antenna is located in antenna plate (92), and described antenna plate (92) is located at the first division board (8) top；Described antenna plate (92) is arranged over the second division board (6)；
Also including, from the high voltage power distributing cabinet of heat radiation telecommunication, the hollowed-out board (3) being located at power frame (2) lower end, described hollowed-out board (3) is connected with the fan (4) for dispelling the heat.
2. a kind of high voltage power distributing cabinet from telecommunication of dispelling the heat according to claim 1, it is characterised in that: described antenna plate (92) is pcb board, and described communication antenna is microstrip antenna.
3. a kind of high voltage power distributing cabinet from telecommunication of dispelling the heat according to claim 2, it is characterised in that: microstrip antenna includes two laterally zygomorphic oscillator unit；Each oscillator unit includes rectangular the first oscillator arms (921), described first oscillator arms (921) one end is extended with the second oscillator arms (922) in " Qian " font, it is provided with the 3rd oscillator arms (923) of a rhombus between the free end of two support arms of the second oscillator arms (922), between the two of which opposite side of described 3rd oscillator arms (923), is provided with a plurality of 4th oscillator arms (924) parallel to each other；The isolation oscillator arms (927) in square waveform it is additionally provided with between two support arms of the second oscillator arms (922)；
Described isolation oscillator arms (927) includes many group and raises one's arm；Each described son is raised one's arm and is included base arm (927a), described base arm (927a) side is connected with the second oscillator arms (922), each described son is raised one's arm and is also included the first side wall (927b) that the free end from base arm (927a) extends upward, each described son is raised one's arm and is also included the top arm (927c) that the free end from the first side wall (927b) extend horizontally away, and described top arm (927c) is extended with the second sidewall (927d) downward vertically；
Being provided with the isolation strip (925) of H-shaped between said two oscillator unit, described isolation strip (925) are made up of quasiconductor；
First division board (8) is identical with the second division board (6) structure, all include A face and B face, described A face is provided with multiple hemisphericals protuberance (61) arranged in arrays, described hemispherical protuberance (61) end face concave downward is provided with arc-shaped recess (62), and described arc-shaped recess (62) bottom and A identity distance are from for 1cm-1.5cm；Described B face is provided with the hemispherical depression that multiple and hemispherical protuberance (61) arranged in arrays is corresponding；Hemispherical protuberance (61) side in described A face is the perforate (63) opened with B face；Described first division board (8) A towards upper, B faces down, be obliquely installed, the perforate (63) of described hemispherical depression is obliquely downward；Described second division board (6) B towards upper, A faces down, be horizontally disposed with.
4. a kind of high voltage power distributing cabinet from telecommunication of dispelling the heat according to claim 3, it is characterized in that: each described oscillator unit also includes two rectangular trapezoidal parasitic oscillator sheets (926), and each parasitic oscillator sheet (926) top is provided with multiple semicircular indentations；Described the first side wall (927b) is highly identical with the second sidewall (927d) and is set to H, and the transverse width of described base arm (927a) is set to L, and the transverse width of top arm (927c) is set to K, described K+H=1.25 (K+L).
5. a kind of high voltage power distributing cabinet from telecommunication of dispelling the heat according to claim 3, it is characterised in that: described antenna plate (92) is provided with multiple circular louvre.
6. a kind of high voltage power distributing cabinet from telecommunication of dispelling the heat according to claim 3, it is characterised in that: two described first oscillator arms (921) are provided with feed coupling aperture.
7. a kind of high voltage power distributing cabinet from telecommunication of dispelling the heat according to claim 3, it is characterised in that: the length of described 4th oscillator arms (924) is 20cm.
8. a kind of high voltage power distributing cabinet from telecommunication of dispelling the heat according to claim 3, it is characterised in that: four free ends of isolation strip (925) are circular arc.
9. a kind of high voltage power distributing cabinet from telecommunication of dispelling the heat according to claim 3, it is characterised in that: power frame (2) is hollow out frame structure；The side, bottom of the first division board (8) is additionally provided with drain pipe (7), and described drain pipe (7) extends casing (1).
10. a kind of high voltage power distributing cabinet from telecommunication of dispelling the heat according to claim 4, it is characterised in that: the quantity of described semicircular indentations is 6-9；The diameter of described semicircular indentations is 0.3cm-0.5cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510583746.4A CN105098630B (en) | 2015-09-14 | 2015-09-14 | High voltage power distributing cabinet from heat radiation telecommunication |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510583746.4A CN105098630B (en) | 2015-09-14 | 2015-09-14 | High voltage power distributing cabinet from heat radiation telecommunication |
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| CN105098630A CN105098630A (en) | 2015-11-25 |
| CN105098630B true CN105098630B (en) | 2016-07-20 |
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| CN106207437A (en) * | 2016-08-25 | 2016-12-07 | 胡达凯 | A kind of antenna |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1640005A (en) * | 2002-03-12 | 2005-07-13 | 皇家飞利浦电子股份有限公司 | Repeater for power line communication system |
| US20090296321A1 (en) * | 2006-05-19 | 2009-12-03 | Michael Wantschik | Electrical cabinet with two cooling channels |
| CN201781213U (en) * | 2010-07-02 | 2011-03-30 | 赵章明 | Switch cabinet system |
| CN202949152U (en) * | 2012-11-28 | 2013-05-22 | 吴江市华诚电子有限公司 | Big power inverter control cabinet |
| CN104734348A (en) * | 2015-02-17 | 2015-06-24 | 江苏诚纳电气有限公司 | Alternating-current low-voltage power distributing cabinet capable of being controlled remotely |
-
2015
- 2015-09-14 CN CN201510583746.4A patent/CN105098630B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1640005A (en) * | 2002-03-12 | 2005-07-13 | 皇家飞利浦电子股份有限公司 | Repeater for power line communication system |
| US20090296321A1 (en) * | 2006-05-19 | 2009-12-03 | Michael Wantschik | Electrical cabinet with two cooling channels |
| CN201781213U (en) * | 2010-07-02 | 2011-03-30 | 赵章明 | Switch cabinet system |
| CN202949152U (en) * | 2012-11-28 | 2013-05-22 | 吴江市华诚电子有限公司 | Big power inverter control cabinet |
| CN104734348A (en) * | 2015-02-17 | 2015-06-24 | 江苏诚纳电气有限公司 | Alternating-current low-voltage power distributing cabinet capable of being controlled remotely |
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Inventor after: Hu Zunyan Inventor after: Wang Chuanxiu Inventor after: Yan Quwei Inventor after: Zhan Yuxia Inventor after: Zhang Jiawei Inventor after: Sheng Pingjuan Inventor after: Li Jie Inventor after: Cui Sixin Inventor before: Kuang Jiahao |
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Effective date of registration: 20160530 Address after: 276599 Shandong province Rizhao City Juxian Juzhou Road No. 1 Applicant after: Juxian Power Supply Company, State Grid Shandong Electric Power Company Applicant after: State Grid Corporation of China Address before: 523000 Guangdong province Dongguan Nancheng District Cheonan digital city C District 101 Applicant before: Kuang Jiahao |
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