CN202363577U - Vehicle-mounted wideband whip antenna - Google Patents
Vehicle-mounted wideband whip antenna Download PDFInfo
- Publication number
- CN202363577U CN202363577U CN2011205048206U CN201120504820U CN202363577U CN 202363577 U CN202363577 U CN 202363577U CN 2011205048206 U CN2011205048206 U CN 2011205048206U CN 201120504820 U CN201120504820 U CN 201120504820U CN 202363577 U CN202363577 U CN 202363577U
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Abstract
The utility model relates to a vehicle-mounted wideband whip antenna, comprising an upper section of a radiating body, wherein the upper section of the radiating body is sequentially provided with a lower section of the radiating body and an antenna base, the lower section of the radiating body is internally provided with an impedance matching network, the antenna base is internally provided with an attenuator. The vehicle-mounted wideband whip antenna disclosed by the utility model has the characteristics that the impedance matching network is adopted, thus impedance matching can be realized, noise interference can be reduced to a certain degree, power capacity and linearity of frequency response can be improved to a certain degree, and a good communication effect is guaranteed; and the attenuator is adopted, thus reverse current can be effectively reduced, and radiation efficiency of the antenna can be improved. Actual measurement on the antenna disclosed by the utility model shows that voltage standing wave ratio of the antenna is less than 4, gain of the antenna is more than minus 3.5dB within the range of 30-108MHz, and specifications of an omnidirectional military antenna can be met.
Description
Technical field
The utility model relates to field of antenna, relates in particular to a kind of vehicle-mounted broadband whip antenna, is suitable for vehicle-mounted ultrashort wave frequency hopping station.
Background technology
At present, the ultrashort wave car antenna of use is generally the 3m center-fed antenna, and its performance index can satisfy the instructions for use of vehicular ultrashort wave radio set; But along with the extensive use in the shortwave frequency hopping communications Technology in Modern military communication; Antenna mainly develops to the broad-band antenna direction as transceiver important in the system, to adapt to the development of broadband high-speed numeral frequency hopping system; Thereby existing antenna just can not satisfy the requirement of high-speed frequency-hopping radio station networking; For addressing the above problem, working band that will the broadening whip antenna satisfies the needs in novel radio station such as vehicle-mounted self adaptation, frequency hopping.
Summary of the invention
In order to overcome the shortcoming of above-mentioned prior art, the purpose of the utility model provides a kind of vehicle-mounted broadband whip antenna, to satisfy the Equipment Requirement of the vehicle-mounted frequency hopping radio set of novel ultrashort wave.
To achieve these goals, the technical scheme of the utility model:
A kind of vehicle-mounted broadband whip antenna comprises antenna pedestal 3, is disposed with joint radiant body 1 on the antenna pedestal 3 and saves radiant body 2 down, is provided with impedance matching network 14 in the said radiant body 2 of joint down, is provided with attenuator 36 in the said antenna base 3.
Said down joint radiant body 2 by under save radiant body core 6, glass reinforced plastic pipe 7, lower contact 8, locking spring 9, locking nut 10, top connection 11, elastic collar 12, save antenna protection cap 13 down and form; Save the glass reinforced plastic pipe 7 that radiant body core 6 is packed into and is with screw rod down; The lower contact 8 of packing into of one end of glass reinforced plastic pipe 7 of band screw rod, behind suit, locking spring 9 on the glass reinforced plastic pipe 7 of band screw rod, suit locking nut 10; Binding at last is joint antenna protection cap 13 down, shooting property collar 12 in lower contact 8.
Said down joint radiant body core 6 comprises impedance matching network 14, first connector 17, first radio frequency cable 18, inductance coil glass reinforced plastic pipe 19, bar magnet magnet ring 20, second radio frequency cable 21 and the second anti-ripple cover 22; Said bar magnet magnet ring 20 is encapsulated into inductance coil glass reinforced plastic pipe 19; One end of inductance coil glass reinforced plastic pipe 19 disposes first connector 17; First connector 17 is connected with first radio frequency cable 18; First radio frequency cable 18 is close behind 40 circles on inductance coil glass reinforced plastic pipe 19 surfaces, and with second radio frequency cable, 21 uniform winding, the said second anti-ripple cover 22 is sleeved on the inductance coil glass reinforced plastic pipe 19.
Said impedance matching network 14 is made up of gas discharge tube 23, inductance 24, electric capacity 25, line transformer 26; The heart yearn welding of one end of inductance 24 and first radio frequency cable 18; The one end welding of the other end of inductance 24 and electric capacity 25; The other end of electric capacity 25 is connected with the heart yearn of second radio frequency cable 21 and the inequality tap of line transformer 26, first tap of line transformer 26 and the welding of an end of gas discharge tube 23, second tap of line transformer 26 and the welding of the other end of gas discharge tube 23; Constitute the input of impedance matching network 14, the output of impedance matching network 14 is welded on down in the top connection 11 of joint radiant body 2.
Said inductance 24 inductance values are 0.33uH, and electric capacity 25 is 24pF.
Said line transformer 26 is to be 7 magnet rings of 10 by magnetic permeability, with two-wire and behind 8 circles two taps of inequality is connected and composed.
Described antenna pedestal 3 comprises second connector 28, radio frequency cable 34, binding post 37 and attenuator 36; The one end welding of the core of the core of said second connector 28 and radio frequency cable 34 and attenuator 36, the crust welding binding post 37 of the other end of attenuator 36 and radio frequency cable 34.
The decibel of said attenuator 36 is-1dB that resistance is 50 Ω.
The operating frequency of said antenna is 30MHz～108MHz.
Said antenna length is 3m.
Owing to be provided with impedance matching network 14, thereby can realize impedance matching, also can reduce noise jamming to a certain extent, improve power capacity, improve the linearity of frequency response, thereby guarantee the excellent communications effect; Owing to be provided with attenuator 36, can effectively reduce reverse current, improve the radiation efficiency of antenna.
The utility model is owing to adopted the broadband impedance match technique and Advanced Design System 2009 simulation optimizations technology; Solved the antenna gain problem well; Realize good broadband impedance matching, thereby effectively improved antenna radiation efficiency, improved antenna gain; Have easy accessibility, anti-ruining and " three is anti-" well behaved advantage, antenna satisfies the national defence instructions for use.
The antenna of the utility model is through actual measurement, and in 30～108MHz scope, the aerial voltage standing-wave ratio is less than 4, and gain meets the index request of omnidirectional's military antenna greater than-3.5dB.
Description of drawings
Fig. 1 is the overall structure figure of the utility model.
Fig. 2 is the structure chart of going up joint radiant body 1 of the utility model.
Fig. 3 is the structure chart of going up joint radiant body core 15 of the utility model.
Fig. 4 is the structure chart of the following joint radiant body 2 of the utility model.
Fig. 5 is the cutaway view of the following joint radiant body 2 of the utility model.
Fig. 6 is the structure chart of the following joint radiant body core 6 of the utility model.
Fig. 7 is the cutaway view of the following joint radiant body core 6 of the utility model.
Fig. 8 is the structure chart of the impedance matching network 14 of the utility model.
Fig. 9 is the structure chart of the antenna pedestal 3 of the utility model.
Embodiment
Do further detailed explanation in the face of the structural principle and the operation principle of the utility model down.
With reference to Fig. 1; Entire antenna comprises joint radiant body 1, saves radiant body 2 and antenna base 3 down; Connect through thread screw between last joint radiant body 1 and the following joint radiant body 2; Under save between radiant body 2 and the antenna base 3 through fixing swivel nut and connect, feed pattern in the middle part of adopting is used bolt between antenna base 3 and the car body.
The joint radiant body 1 of going up with reference to Fig. 2 the utility model is made up of last joint radiant body core 15, glass reinforced plastic pipe 16 and antenna cap 17; The glass reinforced plastic pipe 16 of after last joint radiant body core 15 surfaces evenly apply epoxy resin, packing into is sleeved on the top of glass reinforced plastic pipe 16 behind antenna cap 17 internal coat epoxy resin.
With reference to Fig. 3; Described go up joint radiant body core 15 by connect swivel nut 27, on save radiant body mandrel 28; The first anti-ripple cover 29 is formed; The low side of last joint radiant body mandrel 28 evenly applies to pack into behind the epoxy resin and connects swivel nut 27, will be sleeved on the joint radiant body mandrel 28 with the last joint radiant body mandrel 28 first isometric anti-ripples covers 29, will connect swivel nut 27 and first at low side and prevent that ripple overlaps 29 and welds.
With reference to Fig. 4, Fig. 5, the following joint radiant body 2 of the utility model by under save radiant body core 6, glass reinforced plastic pipe 7, lower contact 8, locking spring 9, locking nut 10, top connection 11, elastic collar 12, save antenna protection cap 13 down and form; Evenly apply the glass reinforced plastic pipe 7 of packing into and being with screw rod behind the epoxy resin on the surface of saving radiant body core 6 down; The lower contact 8 of after the bottom end surface of glass reinforced plastic pipe 7 of band screw rod evenly applies epoxy resin, packing into; Behind suit, locking spring 9 on the glass reinforced plastic pipe 7, suit locking nut 10, binding at last is joint antenna protection cap 13 down; Shooting property collar 12 in lower contact 8, the output with impedance matching part 14 is welded in the top connection 11 again.
With reference to Fig. 6, Fig. 7, the following joint radiant body core 6 of the utility model is mainly by impedance matching part 14, first connector 17, first radio frequency cable 18, inductance coil glass reinforced plastic pipe 19, bar magnet magnet ring 20, second radio frequency cable, 21, the second anti-ripple cover 22; Described impedance matching part 14 comprises gas discharge tube 23, inductance 24, electric capacity 25 and line transformer 26; The inductance coil glass reinforced plastic pipe 19 of after bar magnet magnet ring 20 surface evenly applies epoxy resin, packing into; After with first radio frequency cable 18 and 17 assemblings of first connector; First radio frequency cable 18 is passed inductance coil glass reinforced plastic pipe 19; 1 passes from the hole, and close around 40 circles on inductance coil glass reinforced plastic pipe 19 surfaces, 2 penetrate from the hole; At first connector, 17 surface-coated epoxy resin; The inductance coil glass reinforced plastic pipe 19 and first connector 17 is bonding, with first radio frequency cable 18 apart from the crust welding of the place of inductance coil glass reinforced plastic pipe 1950mm with the heart yearn and first radio frequency cable 18 of first radio frequency cable 18, with adhesive tape with first radio frequency cable 18 and second radio frequency cable, 21 uniform winding; The second anti-ripple cover 22 is sleeved on the inductance coil glass reinforced plastic pipe 19; The crust and the second anti-ripple apart from inductance coil glass reinforced plastic pipe 19 1200mm places welding second radio frequency cable 21 and first radio frequency cable 18 overlap 22 upper end, and the second anti-ripple overlaps 22 lower end open circuit, the second anti-ripple are overlapped 22 upper end and the welding of impedance matching part 14 inputs; The heart yearn that the heart yearn of first radio frequency cable 18 connects inductance 24, the second radio frequency cables 21 of impedance matching network 14 connects the electric capacity 25 of impedance matching network 14.
With reference to Fig. 8, the impedance matching network 14 of the utility model is made up of gas discharge tube 23, inductance 24, electric capacity 25, line transformer 26.Wherein inductance 24 inductance values are 0.33uH; Electric capacity 25 is 24pF; Line transformer 26 is that to use magnetic permeability be 7 magnet rings of 10, with two-wire and behind 8 circles two taps of inequality is formed by connecting, and the heart yearn of an end of inductance 24 and first radio frequency cable 18 welds; The one end welding of the other end of inductance 24 and electric capacity 25; The inequality tap welding of the heart yearn of the other end of electric capacity 25 and second radio frequency cable 21 and line transformer 26, first tap of line transformer 26 and the welding of an end of gas discharge tube 23, second tap of line transformer 26 and the welding of the other end of gas discharge tube 23 constitute the input of impedance matching network 14; The output of impedance matching network 14 is welded on down in the top connection 11 of joint radiant body, plays the effect of joint radiant body 1 down that connects.
With reference to Fig. 9, the antenna pedestal 3 of the utility model is made up of section header 32, attachment plug 33, radio frequency cable 34, spacing card 35, attenuator 36, binding post 37, bottom 39 on earth connection 27, second connector 28, base insulator 29, spring lower contact 30, barrel-shaped spring 31, the spring.
Said attenuator 36 is-1dB that 50 Ω to effectively reduce reverse current, improve the radiation efficiency of antenna.
The antenna of the utility model is through actual measurement, and in 30～108MHz scope, the aerial voltage standing-wave ratio is less than 4, and gain meets the index request of omnidirectional's military antenna greater than-3.5dB.
Claims (10)
1. vehicle-mounted broadband whip antenna; Comprise antenna pedestal (3), it is characterized in that, be disposed with joint radiant body (1) on the said antenna pedestal (3) and save radiant body (2) down; Said saving in the radiant body (2) down is provided with impedance matching network (14), is provided with attenuator (36) in the said antenna base (3).
2. a kind of vehicle-mounted broadband according to claim 1 whip antenna; It is characterized in that; Said down joint radiant body (2) by under save radiant body core (6), glass reinforced plastic pipe (7), lower contact (8), locking spring (9), locking nut (10), top connection (11), elastic collar (12), save antenna protection cap (13) down and forms, save the glass reinforced plastic pipe (7) that radiant body core (6) is packed into and is with screw rod down, be with the lower contact (8) of packing into of an end of the glass reinforced plastic pipe (7) of screw rod; After the glass reinforced plastic pipe (7) of band screw rod is gone up suit, locking spring (9); Suit locking nut (10), binding at last is joint antenna protection cap (13) down, shooting property collar (12) in lower contact (8).
3. a kind of vehicle-mounted broadband according to claim 2 whip antenna; It is characterized in that; Said joint radiant body core (6) down comprises impedance matching network (14), first connector (17), first radio frequency cable (18), inductance coil glass reinforced plastic pipe (19), bar magnet magnet ring (20), second radio frequency cable (21) and the second anti-ripple cover (22); Said bar magnet magnet ring (20) is encapsulated into inductance coil glass reinforced plastic pipe (19); One end of inductance coil glass reinforced plastic pipe (19) disposes first connector (17), and first connector (17) is connected with first radio frequency cable (18), and first radio frequency cable (18) is close behind 40 circles on inductance coil glass reinforced plastic pipe (19) surface; With second radio frequency cable (21) uniform winding, the said second anti-ripple cover (22) is sleeved on inductance coil glass reinforced plastic pipe (19).
4. a kind of vehicle-mounted broadband according to claim 3 whip antenna; It is characterized in that; Said impedance matching network (14) is made up of gas discharge tube (23), inductance (24), electric capacity (25), line transformer (26); The heart yearn welding of one end of inductance (24) and first radio frequency cable (18), the end welding of the other end of inductance (24) and electric capacity (25), the other end of electric capacity (25) is connected with the heart yearn of second radio frequency cable (21) and the inequality tap of line transformer (26); The one end welding of first tap of line transformer (26) and gas discharge tube (23); The other end welding of second tap of line transformer (26) and gas discharge tube (23), the input of formation impedance matching network (14), the output of impedance matching network (14) are welded on down in the top connection (11) of joint radiant body (2).
5. a kind of vehicle-mounted broadband according to claim 4 whip antenna is characterized in that said inductance (24) inductance value is 0.33uH, and electric capacity (25) is 24pF.
6. a kind of vehicle-mounted broadband according to claim 4 whip antenna is characterized in that, said line transformer (26) is to be 7 magnet rings of 10 by magnetic permeability, with two-wire and behind 8 circles two taps of inequality is connected and composed.
7. a kind of vehicle-mounted broadband according to claim 1 whip antenna; It is characterized in that; Described antenna pedestal (3) comprises second connector (28), radio frequency cable (34), binding post (37) and attenuator (36); The one end welding of the core of the core of said second connector (28) and radio frequency cable (34) and attenuator (36), the crust welding binding post (37) of the other end of attenuator (36) and radio frequency cable (34).
8. according to claim 1 or 7 described a kind of vehicle-mounted broadband whip antennas, it is characterized in that the decibel of said attenuator (36) is-1dB that resistance is 50 Ω.
9. a kind of vehicle-mounted broadband according to claim 1 whip antenna is characterized in that the operating frequency of said antenna is 30MHz～108MHz.
10. a kind of vehicle-mounted broadband according to claim 1 whip antenna is characterized in that said antenna length is 3m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205048206U CN202363577U (en) | 2011-12-07 | 2011-12-07 | Vehicle-mounted wideband whip antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205048206U CN202363577U (en) | 2011-12-07 | 2011-12-07 | Vehicle-mounted wideband whip antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202363577U true CN202363577U (en) | 2012-08-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205048206U Expired - Fee Related CN202363577U (en) | 2011-12-07 | 2011-12-07 | Vehicle-mounted wideband whip antenna |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202363577U (en) |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102868019A (en) * | 2012-09-29 | 2013-01-09 | 宝鸡烽火诺信科技有限公司 | U-shaped VHF (very high frequency) antenna of unmanned aerial vehicle |
| CN103247854A (en) * | 2013-04-15 | 2013-08-14 | 中国电子科技集团公司第三十研究所 | Integrated electromagnetic pulse protection vehicle-mounted antenna |
| CN103531881A (en) * | 2013-10-23 | 2014-01-22 | 福建星海通信科技有限公司 | Novel whip antenna and manufacturing method thereof |
| CN104282996A (en) * | 2014-10-29 | 2015-01-14 | 福建优至盾安防技术有限公司 | Ultra-wideband high-power multipurpose antenna |
| CN104538726A (en) * | 2014-12-22 | 2015-04-22 | 宝鸡烽火诺信科技有限公司 | High-power vehicle-mounted antenna |
| CN104904062A (en) * | 2012-10-31 | 2015-09-09 | 盖尔创尼克斯有限公司 | Wideband whip antenna |
| CN105261819A (en) * | 2015-11-09 | 2016-01-20 | 武汉中元通信股份有限公司 | A broadband whip-antenna simulation design method and configuration based on a VHF frequency range |
| CN105552559A (en) * | 2015-12-12 | 2016-05-04 | 宝鸡烽火诺信科技有限公司 | Dual-outlet vehicle-borne antenna |
| CN107425260A (en) * | 2017-04-17 | 2017-12-01 | 上海安费诺永亿通讯电子有限公司 | A kind of line style metal antenna |
| CN109037952A (en) * | 2018-07-30 | 2018-12-18 | 武汉中元通信股份有限公司 | A kind of multiband aerial |
| CN111162364A (en) * | 2019-12-31 | 2020-05-15 | 河南爱科瑞特电子科技有限公司 | High-power vehicle-mounted antenna convenient for heat dissipation and use method thereof |
| CN112821047A (en) * | 2021-01-04 | 2021-05-18 | 中国人民解放军海军工程大学 | Whip antenna with reconfigurable short-wave broadband frequency |
-
2011
- 2011-12-07 CN CN2011205048206U patent/CN202363577U/en not_active Expired - Fee Related
Cited By (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102868019B (en) * | 2012-09-29 | 2014-12-24 | 宝鸡烽火诺信科技有限公司 | U-shaped VHF (very high frequency) antenna of unmanned aerial vehicle |
| CN102868019A (en) * | 2012-09-29 | 2013-01-09 | 宝鸡烽火诺信科技有限公司 | U-shaped VHF (very high frequency) antenna of unmanned aerial vehicle |
| CN104904062A (en) * | 2012-10-31 | 2015-09-09 | 盖尔创尼克斯有限公司 | Wideband whip antenna |
| CN103247854A (en) * | 2013-04-15 | 2013-08-14 | 中国电子科技集团公司第三十研究所 | Integrated electromagnetic pulse protection vehicle-mounted antenna |
| CN103247854B (en) * | 2013-04-15 | 2015-06-03 | 中国电子科技集团公司第三十研究所 | Integrated electromagnetic pulse protection vehicle-mounted antenna |
| CN103531881A (en) * | 2013-10-23 | 2014-01-22 | 福建星海通信科技有限公司 | Novel whip antenna and manufacturing method thereof |
| CN103531881B (en) * | 2013-10-23 | 2015-11-04 | 福建星海通信科技有限公司 | Novel whip antenna and preparation method thereof |
| CN104282996A (en) * | 2014-10-29 | 2015-01-14 | 福建优至盾安防技术有限公司 | Ultra-wideband high-power multipurpose antenna |
| CN104282996B (en) * | 2014-10-29 | 2017-02-15 | 福建优至盾安防技术有限公司 | Ultra-wideband high-power multipurpose antenna |
| CN104538726A (en) * | 2014-12-22 | 2015-04-22 | 宝鸡烽火诺信科技有限公司 | High-power vehicle-mounted antenna |
| CN104538726B (en) * | 2014-12-22 | 2017-06-23 | 宝鸡烽火诺信科技有限公司 | A kind of high power vehicular antenna |
| CN105261819A (en) * | 2015-11-09 | 2016-01-20 | 武汉中元通信股份有限公司 | A broadband whip-antenna simulation design method and configuration based on a VHF frequency range |
| CN105552559A (en) * | 2015-12-12 | 2016-05-04 | 宝鸡烽火诺信科技有限公司 | Dual-outlet vehicle-borne antenna |
| CN105552559B (en) * | 2015-12-12 | 2019-03-05 | 宝鸡烽火诺信科技有限公司 | A kind of double outlet car antennas |
| CN107425260A (en) * | 2017-04-17 | 2017-12-01 | 上海安费诺永亿通讯电子有限公司 | A kind of line style metal antenna |
| CN109037952A (en) * | 2018-07-30 | 2018-12-18 | 武汉中元通信股份有限公司 | A kind of multiband aerial |
| CN111162364A (en) * | 2019-12-31 | 2020-05-15 | 河南爱科瑞特电子科技有限公司 | High-power vehicle-mounted antenna convenient for heat dissipation and use method thereof |
| CN112821047A (en) * | 2021-01-04 | 2021-05-18 | 中国人民解放军海军工程大学 | Whip antenna with reconfigurable short-wave broadband frequency |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120801 Termination date: 20131207 |