CN104538726A - High-power vehicle-mounted antenna - Google Patents
High-power vehicle-mounted antenna Download PDFInfo
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- CN104538726A CN104538726A CN201410809709.6A CN201410809709A CN104538726A CN 104538726 A CN104538726 A CN 104538726A CN 201410809709 A CN201410809709 A CN 201410809709A CN 104538726 A CN104538726 A CN 104538726A
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Abstract
The invention relates to a high-power vehicle-mounted antenna which comprises an antenna base, a lower section antenna rod arranged at the top end of the antenna base and an upper section antenna rod connected to the top end of the lower section antenna rod. A connector is arranged at the bottom end of the antenna base. A spring connecting head is arranged at the top of the antenna base. A magnet ring coil is arranged in the antenna base. The lower section antenna rod comprises an outer mounting connecting head, a lower glass steel pipe, a socket, an inserting pin, a lower section copper pipe, an inner connecting head and a lower section screw rod. The upper section antenna rod comprises an upper glass steel pipe, an upper section screw rod and an upper section copper pipe. An antenna cap is arranged at the top end of the upper section copper pipe. The high-power vehicle-mounted antenna is simple and reasonable in structure design, wide in band, high in power capacity, easy to operate, convenient to use, high in reliability and capable of meeting the requirement for simultaneous using of multiple radio stations.
Description
Technical field
The present invention relates to a kind of communication antenna, particularly relate to a kind of high power vehicular antenna.
Background technology
30MHz ~ 88MHz frequency range, 225MHz ~ 512MHz frequency range are the communications bands that active service mobile unit is conventional.Along with the raising of communicating requirement, often need multiple radio station to use this frequency range, this can cause communication top antenna too much, and mutual electromagnetic interference is large, has a strong impact on communication quality, cannot meet multi-section radio station and use simultaneously.Along with succeeding in developing of vehicle radio station mixer, how to reduce car antenna quantity, widen the technical problem that antenna band becomes urgent need solution.
Summary of the invention
For above problem, the invention provides a kind of structural design simple, reasonable, bandwidth, power capacity is large, simple to operate, easy to use, has good reliability, can meet the high power vehicular antenna that many radio station use simultaneously.
Technical scheme of the present invention is as follows:
Above-mentioned high power vehicular antenna, comprises antenna pedestal, is installed in the lower joint mast on described antenna pedestal top and is connected to the upper joint mast on described lower joint antenna top; The bottom of described antenna pedestal is equiped with connector, and top is equiped with spring joint, and inside is provided with magnetic ring coil; Described spring joint comprises spring lower contact and spring top connection; The bottom of described spring lower contact connects described antenna pedestal, and top is mated with described spring top connection by drum type spring and is connected; Cable is equipped with in described spring top connection; Described cable one end connects described spring top connection, and the other end is connected described magnetic ring coil through described drum type spring with spring lower contact successively; Described lower joint mast comprises outer erection joint, lower-glass steel pipe, socket, contact pin, lower joint copper pipe, nipple and lower joint screw rod; Described outer erection joint is positioned at the lowermost end of described lower joint mast, and its bottom connects described spring top connection; Described lower-glass steel pipe is plugged in the top of described outer erection joint; Described socket is installed in inside the connecting portion of described outer erection joint and lower-glass steel pipe, and described socket is equipped with radio frequency line; The lower end inside and mating with described spring top connection that described contact pin is installed in described socket is connected; Described lower joint copper pipe is installed in described lower-glass steel pipe, and its lowermost end connects described socket, and top is fixedly connected with described lower joint screw rod; Described lower joint copper pipe under at least two, saves copper pipe connect to form, and is equiped with resistance and inductance coil between adjacent two described lower joint copper pipes; Described upper joint mast comprises glass reinforced plastic pipe, upper joint screw rod and upper joint copper pipe; Described upper glass reinforced plastic pipe connects with described lower-glass steel pipe; Described upper joint screw rod is positioned at the lower end inside of described upper glass reinforced plastic pipe, and it mates with described lower joint screw rod and is connected; Described upper joint copper pipe is installed in described upper glass reinforced plastic pipe, and its lowermost end is connected with the top of described upper joint screw rod, and top is equiped with antenna and emits.
Described high power vehicular antenna, wherein: in two described lower joint copper pipes of arbitrary neighborhood, the top being positioned at a described lower joint copper pipe of below is all welded with nipple with the bottom of the described lower joint copper pipe being positioned at top; Described resistance and inductance coil parallel connection are installed between two adjacent described nipples, and described inductance coil is positioned on the downside of described resistance.
Described high power vehicular antenna, wherein: described lower joint copper pipe fills epoxy resin by outer surface to load in described lower-glass steel pipe and to adopt epoxy resin to cement; Described upper joint copper pipe is mate be installed in described upper glass reinforced plastic pipe many, is connected between any two adjacent described upper joint copper pipes by insulation cushion.
Described high power vehicular antenna, wherein: described upper and lower joint screw rod is threaded connection; Described lower joint screw rod is external threaded; Described upper joint screw rod is the internal thread screw rod matched with described lower joint screw rod.
Described high power vehicular antenna, wherein: it is the top adopting epoxy resin to be bonded at described upper glass reinforced plastic pipe that described antenna emits.
Described high power vehicular antenna, wherein: described antenna pedestal also comprises pedestal, bottom and fixed cap; Described pedestal offers through hole from one end Middle face is through to other end, and bottom side edge is formed with circular contiguous block along stretching out; Described magnetic ring coil is arranged in the through hole of described base bottom; The bottom of described spring lower contact and the through hole of described Chuck top are threaded connection; Described bottom is installed in the bottom of described pedestal, and its top end face is fitted tightly described contiguous block and is locked by securing member, and described contiguous block is also closely embedded with sealing ring contacting with described bottom top end face the position connected; The side, bottom of described bottom outwards leads to earth connection; Described fixed cap to cover on described contiguous block and is lived by the bottom end side face shield of the end face of described contiguous block and side and described bottom.
Described high power vehicular antenna, wherein: described contiguous block is circumferentially evenly provided with the first connecting hole; Described bottom comprises substrate and the boss by the outside straight extension of described substrate one end Middle face, and described boss inside is formed with containing cavity; Described earth connection is connected to chamber, the side wall of described containing cavity; Described connector is positioned at described containing cavity and is fixed on the middle part of described substrate; Described substrate is circumferentially provided with and mates the second corresponding connecting hole with described first connecting hole; The caping of described fixed cap is provided with and mates the 3rd corresponding connecting hole with first, second connecting hole described; Described sealing ring is embedded at described substrate and contacts with described contiguous block the position connected.
Described high power vehicular antenna, wherein: described spring top connection from top to bottom internal run-through is provided with installing hole and described installing hole stage casing radially offers pilot hole; The top ports of described installing hole is equiped with connection projection; Described cable is arranged in described installing hole, and its one end is the stage casing hole wall being fixed on described installing hole by binding post.
Described high power vehicular antenna, wherein: described socket one end is stretched into inside the bottom of described lower-glass steel pipe, the other end stretches into inside described outer erection joint and coupling connects described contact pin; Described contact pin mates connect with the described projection that is connected.
Described high power vehicular antenna, wherein: side, described outer erection joint stage casing is provided with screwed hole, and top offers mounting groove, and bottom offers lower mounting groove; Described lower mounting groove adopts screw thread to mate with described elasticity top connection to be connected.
Beneficial effect:
High power vehicular Antenna Construction Design of the present invention is simple, rationally, bandwidth, can at 30MHz ~ 512MH Whole frequency band operated within range, and the beamwidth of antenna can reach more than 17 frequencys multiplication; Antenna power capacity is large, can reach 200W, and cooperation mixer can simultaneously for 3 ultrashort wave radio sets and 1 high-speed data radio station; Simple to operate, easy to use, within the scope of Whole frequency band, its voltage standing wave ratio VSWR is less than 3.5:1, does not need tuning, can be directly connected with radio station by coaxial cable; Have good reliability, mast insulating material adopts epoxy FRP pipes, has fabulous durability, lightweight, intensity is high, resistance to corrosion is strong, has good protective effect to inner radiant body.
Accompanying drawing explanation
Fig. 1 is overall structure schematic diagram of the present invention;
Fig. 2 is upward view of the present invention;
Fig. 3 is the cutaway view of antenna pedestal of the present invention;
Fig. 4 is the cutaway view of lower joint mast of the present invention;
Fig. 5 is the enlarged drawing of a-quadrant in Fig. 4 of the present invention;
Fig. 6 is the cutaway view of upper joint mast of the present invention.
Embodiment
As shown in Figures 1 to 4, high power vehicular antenna of the present invention, comprises antenna pedestal 1, lower joint mast 2 and upper joint mast 3.
This antenna pedestal 1 comprises pedestal 11, bottom 12, fixed cap 13, connector 14, magnetic ring coil 15, spring joint 16, drum type spring 17, radio-frequency joint 18 and sealing ring 19.
Wherein, this pedestal 11 entirety is in inverted T-shape structure, and it offers through hole 111 from one end Middle face is through to other end, and bottom side edge is formed with circular contiguous block 112 along stretching out, and this contiguous block 112 is circumferentially evenly provided with the first connecting hole 113.
This bottom 12 is installed in the bottom of this pedestal 11, it comprises substrate 121 and the boss 122 by outside straight extension in the middle part of the end face of substrate 121 one end, this substrate 121 is circumferentially provided with the second connecting hole 124 matched with the first connecting hole 113, this substrate 121 is fitted tightly with the bottom face of this pedestal 11 and is fixedly connected with the contiguous block 112 of this pedestal 11 by securing member 123, mates corresponding to make the first connecting hole 113 with the second connecting hole 124; Meanwhile, this pedestal 11 bottom face is also closely embedded with sealing ring 19 contacting the position connected with substrate 121; This boss 122 inside is formed with containing cavity 125, and its chamber wall being positioned at side outwards leads to earth connection 126.
The rounded cover body structure of this fixed cap 13, it covers on the contiguous block 112 of pedestal 11 bottom, and cover together with substrate 121 side of the end face of contiguous block 112 and side and bottom 12, the caping of this fixed cap 13 is provided with and mates the 3rd corresponding connecting hole 131 with the first connecting hole 113, second connecting hole 124.
This connector 14 is installed on this bottom 12, in the containing cavity 125 being specifically placed in the boss 122 of this bottom 12 and in the middle part of the substrate 121 being fixed on this bottom 12 by screw.
This magnetic ring coil 15 is arranged in the through hole 111 of this pedestal 11 bottom.
This spring joint 16 is arranged at the top of this pedestal 11, and it comprises spring lower contact 161 and spring top connection 162; Wherein, this spring lower contact 161 is installed in the top of this pedestal 11, and specifically the through hole 111 on bottom and pedestal 11 top is threaded connection; This spring top connection 162 is connected with this spring lower contact 161 by drum type spring 17, and the bottom coupling of specifically this spring top connection 162 is socketed on the top of this drum type spring 17, and the top of this spring lower contact 161 is socketed on the bottom of this drum type spring 17; This spring top connection 162 from top to bottom internal run-through is provided with installing hole 163 and this installing hole 163 stage casing radially offers pilot hole 164, and the top ports of this installing hole 163 is equiped with and connects projection 165, and inside is equipped with cable 166; This cable 166 one end is fixed by binding post 167 and this installing hole 163 stage casing hole wall, and the other end stretches out in the through hole 111 of pedestal 11 with spring lower contact 161 through drum type spring 17 successively and external part is connected with magnetic ring coil 15.
This lower joint mast 2 is installed in the top of this antenna pedestal 1, and it comprises outer erection joint 21, lower lower-glass steel pipe 22, socket 23, contact pin 24, lower joint copper pipe 25, nipple 26 and lower joint screw rod 27.Wherein, this outer erection joint 21 is positioned at the lowermost end of lower joint mast 2, its side, stage casing is provided with screwed hole 211, and top offers mounting groove, and bottom is offered lower mounting groove 212 and to be mated by screw thread by the top of lower mounting groove 212 and the elasticity top connection 162 of spring joint 16 and is connected.This lower-glass steel pipe 22 is plugged in the top of outer erection joint 21, and its bottom is thick, and top is thin.This socket 23 is installed in the inner side of this outer erection joint 21 and lower-glass steel pipe 22 connecting portion, and radio frequency line is housed for it and upper end is stretched into inside the bottom of this lower-glass steel pipe 22, and lower end is stretched into inside this outer erection joint 21.This contact pin 24 is installed in this socket 23 and stretches into one end inside outer erection joint 21, and it mates with the connection projection 165 of the spring joint 16 of antenna pedestal 1 and connects.This lower joint copper pipe 25 is for being installed in the multistage in lower-glass steel pipe 22, and its periphery fills epoxy resin and to load in lower-glass steel pipe 22 and to cement with epoxy resin; One end that lower joint copper pipe 25 bottom and this socket 23 of lower side stretch into inside lower-glass steel pipe 22 bottom is welded; Wherein, save under two of arbitrary neighborhood in copper pipe 25, the top saving copper pipe 25 under being positioned at of below with one that is positioned at top under save copper pipe 25 bottom be all welded with nipple 26, between two adjacent nipples 26, parallel connection is equiped with resistance 261 and inductance coil 262, and this inductance coil 262 is positioned on the downside of resistance 261; This lower joint screw rod 27 is welded in the top of lower joint copper pipe 25 topmost, and it is external threaded.
On this, joint mast 3 is installed in the top of this lower joint mast 2, and it comprises glass reinforced plastic pipe 31, upper joint screw rod 32, upper joint copper pipe 33, insulation cushion 34 and antenna and emits 35; Wherein, on this, glass reinforced plastic pipe 31 connects with the lower-glass steel pipe 22 of lower joint mast 2; On this, joint screw rod 32 is positioned at the lower end inside of glass reinforced plastic pipe 31 on this, and it is internal thread screw rod and mates with the lower joint screw rod 27 of lower joint mast 2 to be threaded; On this, joint copper pipe 33 is mate many that are installed in glass reinforced plastic pipe 31; The bottom of the upper joint copper pipe 33 of lower side is welded with the top of upper joint screw rod 32, adjacent two upper joint copper pipes 33 are connected by insulation cushion 34 each other, upper joint copper pipe 33 top of top side is equiped with antenna and emits 35, and this antenna emits 35 to be bonded on upper glass reinforced plastic pipe 31 with epoxy resin.
Wherein, antenna of the present invention is through actual measurement, and within the scope of 30MHz ~ 512MHz, voltage standing wave ratio is less than 3.5, and gain is greater than-3.5dB, meets the index request of omnidirectional's military antenna.
High power vehicular Antenna Construction Design of the present invention is simple, rationally, bandwidth, power capacity is large, simple to operate, easy to use, has good reliability, has fabulous durability, can meet many radio station and use simultaneously, be suitable for propagation and employment.
The above is only preferred embodiment of the present invention, is not restriction the present invention being made to any other form, and any amendment done according to technical spirit of the present invention or equivalent variations, still belong to the present invention's scope required for protection.
Claims (10)
1. a high power vehicular antenna, is characterized in that: described car antenna comprises antenna pedestal, be installed in the lower joint mast on described antenna pedestal top and be connected to the upper joint mast on described lower joint antenna top;
The bottom of described antenna pedestal is equiped with connector, and top is equiped with spring joint, and inside is provided with magnetic ring coil; Described spring joint comprises spring lower contact and spring top connection; The bottom of described spring lower contact connects described antenna pedestal, and top is mated with described spring top connection by drum type spring and is connected; Cable is equipped with in described spring top connection; Described cable one end connects described spring top connection, and the other end is connected described magnetic ring coil through described drum type spring with spring lower contact successively;
Described lower joint mast comprises outer erection joint, lower-glass steel pipe, socket, contact pin, lower joint copper pipe, nipple and lower joint screw rod; Described outer erection joint is positioned at the lowermost end of described lower joint mast, and its bottom connects described spring top connection; Described lower-glass steel pipe is plugged in the top of described outer erection joint; Described socket is installed in inside the connecting portion of described outer erection joint and lower-glass steel pipe, and described socket is equipped with radio frequency line; The lower end inside and mating with described spring top connection that described contact pin is installed in described socket is connected; Described lower joint copper pipe is installed in described lower-glass steel pipe, and its lowermost end connects described socket, and top is fixedly connected with described lower joint screw rod; Described lower joint copper pipe under at least two, saves copper pipe connect to form, and is equiped with resistance and inductance coil between adjacent two described lower joint copper pipes;
Described upper joint mast comprises glass reinforced plastic pipe, upper joint screw rod and upper joint copper pipe; Described upper glass reinforced plastic pipe connects with described lower-glass steel pipe; Described upper joint screw rod is positioned at the lower end inside of described upper glass reinforced plastic pipe, and it mates with described lower joint screw rod and is connected; Described upper joint copper pipe is installed in described upper glass reinforced plastic pipe, and its lowermost end is connected with the top of described upper joint screw rod, and top is equiped with antenna and emits.
2. high power vehicular antenna as claimed in claim 1, is characterized in that: in two described lower joint copper pipes of arbitrary neighborhood, and the top being positioned at a described lower joint copper pipe of below is all welded with nipple with the bottom of the described lower joint copper pipe being positioned at top; Described resistance and inductance coil parallel connection are installed between two adjacent described nipples, and described inductance coil is positioned on the downside of described resistance.
3. high power vehicular antenna as claimed in claim 1, is characterized in that: described lower joint copper pipe fills epoxy resin by outer surface to load in described lower-glass steel pipe and to adopt epoxy resin to cement;
Described upper joint copper pipe is mate be installed in described upper glass reinforced plastic pipe many, is connected between any two adjacent described upper joint copper pipes by insulation cushion.
4. high power vehicular antenna as claimed in claim 1, is characterized in that: described upper and lower joint screw rod is threaded connection; Described lower joint screw rod is external threaded; Described upper joint screw rod is the internal thread screw rod matched with described lower joint screw rod.
5. high power vehicular antenna as claimed in claim 1, is characterized in that: it is the top adopting epoxy resin to be bonded at described upper glass reinforced plastic pipe that described antenna emits.
6. high power vehicular antenna as claimed in claim 1, is characterized in that: described antenna pedestal also comprises pedestal, bottom and fixed cap;
Described pedestal offers through hole from one end Middle face is through to other end, and bottom side edge is formed with circular contiguous block along stretching out; Described magnetic ring coil is arranged in the through hole of described base bottom; The bottom of described spring lower contact and the through hole of described Chuck top are threaded connection;
Described bottom is installed in the bottom of described pedestal, and its top end face is fitted tightly described contiguous block and is locked by securing member, and described contiguous block is also closely embedded with sealing ring contacting with described bottom top end face the position connected; The side, bottom of described bottom outwards leads to earth connection;
Described fixed cap to cover on described contiguous block and is lived by the bottom end side face shield of the end face of described contiguous block and side and described bottom.
7. high power vehicular antenna as claimed in claim 6, is characterized in that: described contiguous block is circumferentially evenly provided with the first connecting hole;
Described bottom comprises substrate and the boss by the outside straight extension of described substrate one end Middle face, and described boss inside is formed with containing cavity; Described earth connection is connected to chamber, the side wall of described containing cavity; Described connector is positioned at described containing cavity and is fixed on the middle part of described substrate;
Described substrate is circumferentially provided with and mates the second corresponding connecting hole with described first connecting hole; The caping of described fixed cap is provided with and mates the 3rd corresponding connecting hole with first, second connecting hole described;
Described sealing ring is embedded at described substrate and contacts with described contiguous block the position connected.
8. high power vehicular antenna as claimed in claim 1, is characterized in that: described spring top connection from top to bottom internal run-through is provided with installing hole and described installing hole stage casing radially offers pilot hole; The top ports of described installing hole is equiped with connection projection; Described cable is arranged in described installing hole, and its one end is the stage casing hole wall being fixed on described installing hole by binding post.
9. high power vehicular antenna as claimed in claim 8, is characterized in that: described socket one end is stretched into inside the bottom of described lower-glass steel pipe, and the other end stretches into inside described outer erection joint and coupling connects described contact pin; Described contact pin mates connect with the described projection that is connected.
10. high power vehicular antenna as claimed in claim 1, is characterized in that: side, described outer erection joint stage casing is provided with screwed hole, and top offers mounting groove, and bottom offers lower mounting groove; Described lower mounting groove adopts screw thread to mate with described elasticity top connection to be connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410809709.6A CN104538726B (en) | 2014-12-22 | 2014-12-22 | A kind of high power vehicular antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410809709.6A CN104538726B (en) | 2014-12-22 | 2014-12-22 | A kind of high power vehicular antenna |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104538726A true CN104538726A (en) | 2015-04-22 |
| CN104538726B CN104538726B (en) | 2017-06-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410809709.6A Expired - Fee Related CN104538726B (en) | 2014-12-22 | 2014-12-22 | A kind of high power vehicular antenna |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107394336A (en) * | 2017-07-05 | 2017-11-24 | 江西创新科技有限公司 | A kind of car antenna |
| CN110112535A (en) * | 2019-05-20 | 2019-08-09 | 江西创新科技有限公司 | Removable strong magnetic disk glass steel antenna |
| 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 |
| CN111162365A (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 with built-in choke coil and use method thereof |
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| JPH10284924A (en) * | 1997-04-01 | 1998-10-23 | Nippon Antenna Co Ltd | Multi-frequency shared on-vehicle antenna |
| WO2005069316A1 (en) * | 2004-01-16 | 2005-07-28 | Tdk Corporation | Antenna coil and transponder |
| CN201060940Y (en) * | 2007-06-05 | 2008-05-14 | 王剑 | VHF vehicle-mounted wideband whip-shaped antenna |
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| CN105659923B (en) * | 2008-11-24 | 2012-10-17 | 宝鸡烽火诺信科技有限公司 | HF/VHF two-band whip antenna |
| CN103414008A (en) * | 2013-06-18 | 2013-11-27 | 中国人民解放军65189部队 | Ultrashort wave broadband sub-center-fed antenna |
| CN204333215U (en) * | 2014-12-22 | 2015-05-13 | 宝鸡烽火诺信科技有限公司 | A kind of high power vehicular antenna |
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2014
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Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10284924A (en) * | 1997-04-01 | 1998-10-23 | Nippon Antenna Co Ltd | Multi-frequency shared on-vehicle antenna |
| WO2005069316A1 (en) * | 2004-01-16 | 2005-07-28 | Tdk Corporation | Antenna coil and transponder |
| CN201060940Y (en) * | 2007-06-05 | 2008-05-14 | 王剑 | VHF vehicle-mounted wideband whip-shaped antenna |
| CN105659923B (en) * | 2008-11-24 | 2012-10-17 | 宝鸡烽火诺信科技有限公司 | HF/VHF two-band whip antenna |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107394336A (en) * | 2017-07-05 | 2017-11-24 | 江西创新科技有限公司 | A kind of car antenna |
| CN110112535A (en) * | 2019-05-20 | 2019-08-09 | 江西创新科技有限公司 | Removable strong magnetic disk glass steel antenna |
| 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 |
| CN111162365A (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 with built-in choke coil and use method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104538726B (en) | 2017-06-23 |
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