CN205944406U - LTE omnidirectional antenna - Google Patents
LTE omnidirectional antenna Download PDFInfo
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- CN205944406U CN205944406U CN201620673953.9U CN201620673953U CN205944406U CN 205944406 U CN205944406 U CN 205944406U CN 201620673953 U CN201620673953 U CN 201620673953U CN 205944406 U CN205944406 U CN 205944406U
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- radiant body
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- irradiator
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Abstract
The utility model relates to a LTE omnidirectional antenna is refered in particular to in the antenna technology field, including the radio frequency connecting wire, the antenna fixing base, antenna medium sheath, go up the irradiator, irradiator and coupling sleeve under the cover tube -shape, go up the lower extreme feed department of irradiator and electrically conductive connection of inner conductor of radio frequency connecting wire upper end, the irradiator cover is established at the radio frequency connecting wire outsidely down, the upper end feed department of irradiator is connected with the outer conductor on the radio frequency connecting wire is electrically conductive down, the telescopic lower extreme of coupling is fixed to be cup jointed in irradiator outside down, the telescopic upper end of coupling is upwards extended cover completely and is gone up the irradiator, the feed department of lower irradiator, the utility model discloses a radiation bandwidth of antenna has been expanded to the mode of sleeve coupling, has realized antenna high -gain and broadband in a mechanism less relatively, has solved the integration problem of wireless network product and LTE communication module antenna, can contain the LTE all band, improves stability and reliability that networking products utilized the mobile communication technology communication.
Description
Technical field:
This utility model is related to antenna technical field, refers in particular to a kind of LTE omnidirectional antenna.
Background technology:
With the development of mobile communication technology, in addition to mobile communication terminal, other electronic products are also in shared movement
The advanced technology of communicating and reliable communicating service, also built-in communication module especially on some networking products.But due to producing
The relation of product form, mobile terminal antenna had both required physical dimension little, required there is very high electric property again, and this virtually gives eventually
The design of end antenna brings very big difficulty, and the design of the LTE terminal external antenna using particularly with networking products is more tired
Difficult.So needing to provide a kind of networking products of outward appearance energy compatible conventional, LTE full wave high-gain omnidirectional antennas can be covered again
Line uses for networking products.
At present, the upper radiant body of conventional LTE omnidirectional antenna is one section of very long spring coil, and lower radiant body is an elongate sheath
Cylinder, due to not adopting spread spectrum, the bandwidth of antenna extends it is impossible to meet the whole frequency range of LTE to both sides from mid frequency
Technical specification.
Utility model content:
The purpose of this utility model is aiming at the deficiency of prior art presence and provides one kind can cover LTE all-wave
Section, realize antenna high-gain and broadband, improve networking products and utilize the stability of mobile communication technology communication and reliability
LTE omnidirectional antenna.
To achieve these goals, the technical solution adopted in the utility model is:A kind of LTE omnidirectional antenna, includes and penetrates
Radiant body and coupler sleeve under frequency connecting line, antenna fixing seat, antenna medium sheath, upper radiant body, sleeve-shaped, antenna fixing seat
It is fixedly connected on antenna medium sheath bottom, upper radiant body, lower radiant body and coupler sleeve are all vertically arranged on antenna medium
Inside sheath, RF connection is fixed on antenna fixing seat bottom, and RF connection upper end extends to sky through antenna fixing seat
Inside line dielectric jacket, it is conductively connected with the inner wire of RF connection upper end at the lower end feed of upper radiant body, lower radiant body
It is set in the outside and mutual holding of RF connection concentric, lower radiant body set lower end is fixed on antenna fixing seat, lower radiation
Be conductively connected with the outer conductor of RF connection upper end at the upper end feed of body, the lower end of coupler sleeve fixedly sleeved in lower radiation
External body, the upper end of coupler sleeve upwardly extends and is completely covered radiant body, at the feed of lower radiant body.
Described upper radiant body is one section of copper rod, and the upper end of upper radiant body is bent to form the cabling of triangular form.
Described antenna medium sheath section is triangular form, and its shape trend is consistent with upper radiant body.
Coaxial between radiant body and coupler sleeve under described antenna medium sheath, RF connection, upper radiant body, sleeve-shaped
The heart is arranged.
It is provided with damping cotton-padded covering, it is external that damping cotton-padded covering is socketed in radiation between described upper radiant body and antenna medium sheath
Portion.
It is coated with fixing gum cover outside at the feed of described lower radiant body and upper radiant body.
It is fixed with lower dielectric liner set, RF connection passes through lower dielectric liner set at the lower ending opening of described lower radiant body
Extend at lower radiant body and the feed of upper radiant body.
The upper end of described coupler sleeve is provided with dielectric liner set, and upper radiant body is located in dielectric liner set center,
Upper radiant body and upper dielectric liner set gap cooperation.
Described upper dielectric liner set is plugged on inside the upper end of coupler sleeve, and upper dielectric liner set crimps solid with coupler sleeve
It is scheduled on together.
This utility model has the beneficial effects that:A kind of LTE omnidirectional antenna that this utility model provides, includes radio frequency and connects
Radiant body and coupler sleeve under line, antenna fixing seat, antenna medium sheath, upper radiant body, sleeve-shaped, antenna fixing seat is fixing even
It is connected on antenna medium sheath bottom, upper radiant body, lower radiant body and coupler sleeve are all vertically arranged in antenna medium sheath
Portion, RF connection is fixed on antenna fixing seat bottom, and RF connection upper end extends to antenna medium through antenna fixing seat
Inside sheath, it is conductively connected with the inner wire of RF connection upper end at the lower end feed of upper radiant body, lower radiant body is set in
RF connection is outside and its lower end is fixed on antenna fixing seat, with RF connection upper end at the upper end feed of lower radiant body
Outer conductor be conductively connected, the lower end of coupler sleeve fixedly sleeved outside lower radiant body, the upper end of coupler sleeve upwardly extends
And radiant body is completely covered, at the feed of lower radiant body, this utility model extends antenna by the way of sleeve coupling
Radiation bandwidth, achieves antenna high-gain and broadband in a relatively small mechanism, solve radio network product and
The fusion problem of LTE communication module antenna, can cover LTE all band, improve networking products and utilize mobile communication technology to communicate
Stability and reliability.
Brief description:
Fig. 1 is sectional view of the present utility model.
Fig. 2 is the sectional view that this utility model conceals antenna medium sheath and antenna fixing seat.
Specific embodiment:
Below in conjunction with the accompanying drawings this utility model is further described, as shown in Fig. 1 ~ 2, this utility model includes to be penetrated
Radiant body 5 and coupler sleeve 6, antenna under frequency connecting line 1, antenna fixing seat 2, antenna medium sheath 3, upper radiant body 4, sleeve-shaped
Fixed seat 2 is fixedly connected on antenna medium sheath 3 bottom, and upper radiant body 4, lower radiant body 5 and coupler sleeve 6 are all vertically arranged
Inside antenna medium sheath 3, RF connection 1 is fixed on antenna fixing seat 2 bottom, and RF connection 1 upper end passes through antenna
Fixed seat 2 extends to inside antenna medium sheath 3, the inner wire with RF connection 1 upper end at the lower end feed of upper radiant body 4
It is conductively connected, lower radiant body 5 is set in RF connection 1 outside and its lower end is fixed on antenna fixing seat 2, lower radiant body 5
Upper end feed at be conductively connected with the outer conductor of RF connection 1 upper end, form the basic feeding circuit of antenna.Coupler sleeve
6 lower end fixedly sleeved outside lower radiant body 5, the upper end of coupler sleeve 6 upwardly extend and be completely covered radiant body 4, under
At the feed of radiant body 5.
Upper radiant body 4 is one section of copper rod, and the upper end of upper radiant body 4 is bent to form the cabling of triangular form, not only extends sky
The bandwidth of line, simultaneously works as the effect of antenna impedance tuning.Antenna medium sheath 3 section is triangular form, and its shape is moved towards
Consistent with upper radiant body 4.
Same between radiant body 5 and coupler sleeve 6 under antenna medium sheath 3, RF connection 1, upper radiant body 4, sleeve-shaped
Axle center is arranged.
It is provided with damping cotton-padded covering 7, damping cotton-padded covering 7 is socketed in outside radiant body 4 between upper radiant body 4 and antenna medium sheath 3
Portion, damping cotton-padded covering 7 is concentric with upper radiant body 4, and damping cotton-padded covering 7 is located at the vertical cross-section of upper radiant body 4 and antenna medium sheath 3
Centre, is the effect that upper radiant body 4 plays damping.
It is coated with fixing gum cover 8 it is ensured that the intensity of distributing point and can outside at the feed of lower radiant body 5 and upper radiant body 4
By degree.
It is fixed with lower dielectric liner set 51, RF connection 1 passes through lower dielectric liner set at the lower ending opening of lower radiant body 5
51 extend at lower radiant body 5 and the feed of upper radiant body 4, the effect of lower dielectric liner set 51 be to ensure that RF connection 1 with
Lower radiant body 5 is concentric.
The upper end of coupler sleeve 6 is provided with dielectric liner set 61, and upper radiant body 4 is located in dielectric liner and covers 61 centers
Place, upper radiant body 4 and the gap cooperation of upper dielectric liner set 61.Upper dielectric liner set 61 is plugged on inside the upper end of coupler sleeve 6,
Upper dielectric liner set 61 is crimped with coupler sleeve 6 and is fixed together.Upper dielectric liner set 61 belongs to a part for coupler sleeve 6,
Its external diameter is consistent with coupler sleeve 6 internal diameter, is crimped together each other, and its internal diameter is slightly larger than the external diameter of upper radiant body 4 it is ensured that upper spoke
Beam 4 passes through, and its effect is to ensure that coupler sleeve 6 is concentric with upper radiant body 4.
Principle of the present utility model is:Lower radiant body 5 and upper radiant body 4 distinguish resonance in certain two frequency range, when radio frequency connects
After wiring 1 feeds respectively to it, now the current amplitude at feed is larger, then is coupled quite by increasing a coupler sleeve 6
Electromagnetic energy out, coupler sleeve 6 equally also can resonance in certain frequency range.That is:Lower radiant body 5, upper radiant body 4,
It is combined into LTE full frequency band, that is, the principle of LTE full frequency band resonance, more than meets after the resonance band superposition of coupler sleeve 6 three
The requirement of the radiation bandwidth of antenna.The upper end of upper radiant body 4 adopts triangle cabling mode, can be with the radiation resistance of tuned antenna
Anti-, the impedance bandwidth again meeting antenna requires, and the two integrates it is ensured that the radiance of LTE antenna full frequency band and resistance
Anti- bandwidth.
This utility model extends the radiation bandwidth of antenna by the way of sleeve coupling, by radiant body triangle cabling
Mode extend antenna impedance bandwidth, achieve antenna high-gain and broadband in a relatively small mechanism, solve
The fusion problem of radio network product and LTE communication module antenna, can cover LTE all band, improve networking products and utilize
The stability of mobile communication technology communication and reliability.
This utility model, on the basis of not changing prior wireless network product antenna outward appearance, redesigns antenna radiator
Open up cloth structure so as to LTE all band can be covered, improve networking products utilize mobile communication technology communication stability and
Reliability.
Certainly, the above is only better embodiment of the present utility model, thus all according to this utility model patent application model
Enclose equivalence changes or the modification that described construction, feature and principle are done, be all included in this utility model patent claim.
Claims (9)
1. a kind of LTE omnidirectional antenna it is characterised in that:Include RF connection(1), antenna fixing seat(2), antenna medium shield
Set(3), upper radiant body(4), radiant body under sleeve-shaped(5)And coupler sleeve(6), antenna fixing seat(2)It is fixedly connected on antenna
Dielectric jacket(3)Bottom, upper radiant body(4), lower radiant body(5)And coupler sleeve(6)All vertically it is arranged on antenna medium shield
Set(3)Inside, RF connection(1)It is fixed on antenna fixing seat(2)Bottom, RF connection(1)Upper end is fixed through antenna
Seat(2)Extend to antenna medium sheath(3)Inside, upper radiant body(4)Lower end feed at and RF connection(1)Upper end interior
Conductor is conductively connected, lower radiant body(5)It is set in RF connection(1)Outside and its lower end is fixed on antenna fixing seat(2)On,
Lower radiant body(5)Upper end feed at and RF connection(1)The outer conductor of upper end is conductively connected, coupler sleeve(6)Lower end
Fixedly sleeved in lower radiant body(5)Outside, coupler sleeve(6)Upper end upwardly extend and radiant body be completely covered(4), lower spoke
Beam(5)Feed at.
2. a kind of LTE omnidirectional antenna according to claim 1 it is characterised in that:Described upper radiant body(4)For one section of copper
Rod, upper radiant body(4)Upper end be bent to form the cabling of triangular form.
3. a kind of LTE omnidirectional antenna according to claim 1 it is characterised in that:Described antenna medium sheath(3)Section is
Triangular form, its shape trend and upper radiant body(4)Unanimously.
4. a kind of LTE omnidirectional antenna according to claim 1 it is characterised in that:Described antenna medium sheath(3), radio frequency
Connecting line(1), upper radiant body(4), radiant body under sleeve-shaped(5)And coupler sleeve(6)Between concentric setting.
5. a kind of LTE omnidirectional antenna according to claim 1 it is characterised in that:Described upper radiant body(4)With antenna medium
Sheath(3)Between be provided with damping cotton-padded covering(7), damping cotton-padded covering(7)It is socketed in radiant body(4)Outside.
6. a kind of LTE omnidirectional antenna according to claim 1 it is characterised in that:Described lower radiant body(5)And upper radiant body
(4)Feed at outside be coated with fixing gum cover(8).
7. a kind of LTE omnidirectional antenna according to claim 1 it is characterised in that:Described lower radiant body(5)Lower ending opening
Place is fixed with lower dielectric liner set(51), RF connection(1)Through lower dielectric liner set(51)Extend to lower radiant body(5)And
Upper radiant body(4)Feed at.
8. a kind of LTE omnidirectional antenna according to claim 1 it is characterised in that:Described coupler sleeve(6)Upper end be provided with
Upper dielectric liner set(61), upper radiant body(4)It is located in dielectric liner set(61)Center, upper radiant body(4)With upper medium
Neck bush(61)Gap coordinates.
9. a kind of LTE omnidirectional antenna according to claim 8 it is characterised in that:Described upper dielectric liner set(61)Grafting
In coupler sleeve(6)Upper end inside, upper dielectric liner set(61)With coupler sleeve(6)Crimping is fixed together.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201620673953.9U CN205944406U (en) | 2016-06-30 | 2016-06-30 | LTE omnidirectional antenna |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201620673953.9U CN205944406U (en) | 2016-06-30 | 2016-06-30 | LTE omnidirectional antenna |
Publications (1)
Publication Number | Publication Date |
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CN205944406U true CN205944406U (en) | 2017-02-08 |
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CN201620673953.9U Active CN205944406U (en) | 2016-06-30 | 2016-06-30 | LTE omnidirectional antenna |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110854519A (en) * | 2019-11-23 | 2020-02-28 | 武汉市联华飞创科技有限公司 | Conformal body antenna device |
-
2016
- 2016-06-30 CN CN201620673953.9U patent/CN205944406U/en active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110854519A (en) * | 2019-11-23 | 2020-02-28 | 武汉市联华飞创科技有限公司 | Conformal body antenna device |
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