CN206921995U - The vehicle-mounted soft element antenna that can synchronously take down the exhibits - Google Patents
The vehicle-mounted soft element antenna that can synchronously take down the exhibits Download PDFInfo
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- CN206921995U CN206921995U CN201720608125.1U CN201720608125U CN206921995U CN 206921995 U CN206921995 U CN 206921995U CN 201720608125 U CN201720608125 U CN 201720608125U CN 206921995 U CN206921995 U CN 206921995U
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- soft
- mast
- locating piece
- oscillator
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- 230000007246 mechanism Effects 0.000 claims abstract description 13
- 238000005192 partition Methods 0.000 claims abstract description 4
- 230000008878 coupling Effects 0.000 claims description 5
- 238000010168 coupling process Methods 0.000 claims description 5
- 238000005859 coupling reaction Methods 0.000 claims description 5
- 230000001360 synchronised effect Effects 0.000 abstract description 5
- 238000011084 recovery Methods 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 5
- 230000006854 communication Effects 0.000 description 4
- 238000004891 communication Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 230000001627 detrimental effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
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Abstract
A kind of vehicle-mounted soft element antenna that can synchronously take down the exhibits, it is mainly：It is respectively fixed with outside vertical mast, in, lower three locating pieces, wherein upper locating piece is fixed on mast top, external motor is fixed with above upper locating piece, it is connected by decelerator and leading screw upper end, leading screw lower end is located on middle locating piece and helical pitch is different up and down, locating piece is fixed on mast middle and upper part in this, and lower locating piece is fixed on mast middle and lower part, the upper locating piece is also connected with upper soft oscillator support, in, soft oscillator support is provided with down between lower locating piece, the soft oscillator recovering mechanism being fixed on mast internal partition is set in whole mast, the soft oscillator that one end is located on soft oscillator recovering mechanism is separately fixed at through each self-corresponding mast through hole other end by tightrope, on lower brace.The utility model can realize all antenna oscillators automatically and synchronous expansion and recovery, can reduce the space shared by antenna oscillator, while improve the mobility and disguise of antenna.
Description
Technical field
A kind of communication antenna is the utility model is related to, particularly vehicle-mounted soft element antenna.
Background technology
It is effectively to launch and connect in the radio systems such as antenna is widely used in communicating, broadcasted, TV, radar and navigation
By the device that radio wave is essential.Wherein, widely used temporary communications need antenna equipment to have high maneuverability,
Particularly car antenna can reduce volume in transportation with greater need for antenna, however, to ensure the communication in communication process
Quality, the quantity of antenna oscillator generally up to tens, also up to several meters, oscillator needs the length of antenna oscillator in the operating condition
To stretch completely and be exactly perpendicularly to mast, to ensure farthest transmitting or reception signal, and in a non-operative state,
More and long antenna oscillator is highly detrimental to the transport of antenna.Existing vehicle-mounted deployable antenna is generally required manually to realize day
The erection and dismounting of line, automaticity is not high, such as Publication No. CN104332711A Chinese invention patent application, open
A kind of deployable antenna, its oscillator use soft Cable Structure, realize the erection of antenna using suspension cable principle, but soft oscillator is taken down the exhibits
Stationary problem is not well solved, and there is deploy or collapse the shortcomings that slow for the antenna oscillator of the patent in addition.
The content of the invention
The purpose of this utility model be to provide it is a kind of can realize that soft oscillator is quick and synchronously take down the exhibits it is vehicle-mounted can be synchronous
Take down the exhibits soft element antenna.
The utility model mainly includes：Mast, external motor, outer decelerator, leading screw, upper locating piece, middle locating piece, under
Locating piece, upper soft oscillator support, under soft oscillator support, soft oscillator and soft oscillator recovering mechanism.Divide outside vertical mast
The locating piece of upper, middle and lower three is not fixed with, wherein upper locating piece is fixed on mast top, is fixed with above upper locating piece outer
Portion's motor, it is connected by decelerator and leading screw upper end, and leading screw lower end is located on middle locating piece, and locating piece is fixed on antenna in this
Bar middle and upper part, and lower locating piece is fixed on mast middle and lower part.The upper locating piece is also connected with upper soft oscillator support, soft on this
Oscillator support mainly includes：Top shoe, upper connecting rod and upper brace.Wherein, upper locating piece both sides are respectively by revolute pair and two
Jib head is connected, and brace middle and upper part is connected by upper end of the revolute pair respectively with a upper connecting rod respectively again on two, and this connects on two
The lower end of bar is connected by revolute pair with top shoe, and the top shoe is provided with sliding pair corresponding with mast, while also sets
There is screw corresponding with leading screw, both form prismatic pair.The upper soft symmetrical distribution of oscillator support.In, lower locating piece
Between be provided with down soft oscillator support, it mainly includes：Sliding block, lower link, lower rocking bar, lower brace and lower support bar.Wherein, in
Locating piece both sides are respectively connected by revolute pair with a lower rocking bar one end respectively, and this twice rocking bar other ends pass through revolute pair respectively
Respectively be connected with a lower jib head, this twice brace middle and upper parts respectively by revolute pair respectively with a lower support bar upper end phase
Even, two lower support bar lower ends are connected by revolute pair with lower locating piece.It is separately each by revolute pair respectively in the middle part of twice rocking bars
It is connected with a lower link lower end, two lower link upper ends are connected by revolute pair with sliding block, and the sliding block is provided with and day
Sliding pair corresponding to line bar, while screw corresponding with leading screw is additionally provided with, both form prismatic pair.The upper and lower sliding block is corresponding
Guide screw lead it is different, and then drive two sliding blocks to move at different rates, so as to realize upper and lower soft oscillator support with identical
Angular speed expansion or collapse.The soft symmetrical distribution of oscillator support under described.Set in whole mast and be fixed on mast
Soft oscillator recovering mechanism on internal partition, it mainly includes：Motor internal, shaft coupling, interior decelerator, driving shaft, active friction
Wheel, driven friction pulley, reel and driven shaft.Wherein, the upward output shaft of motor internal by shaft coupling and interior decelerator with
Driving shaft lower end is connected, and active friction wheel is discontinuously connected with the driving shaft parallel with mast, and each active friction wheel is again each
It is in contact with a driven friction pulley, each driven friction pulley is respectively connected with a reel, all driven friction pulleys and spiral
Wheel is located on a driven shaft again, selects the reel of different radii and the friction pulley of the different radii to match with it to change
Gearratio, and then change the recovery speed of every soft oscillator, to realize the different soft oscillator of synchronous recovery length.Best root
Taken down the exhibits according to soft oscillator the difference of process medium velocity, 1-3 groups identical with above-mentioned soft oscillator recovering mechanism are set in whole mast.Institute
State that each reel is corresponding with the through hole on mast respectively, one end is located at soft oscillator on reel through each self-corresponding logical
The hole other end is separately fixed on upper and lower brace by tightrope.
The utility model has the following advantages compared with prior art：
1st, oscillator support is divided according to the length dimension distribution of oscillator relative to other vehicle-mounted element antennas, the utility model
For upper and lower two groups, and this two groups of oscillator supports are driven using same root leading screw, the synchronous expansion speed of antenna oscillator is improved with this
Degree.
2nd, the multigroup soft oscillator retracting device being located inside mast, by installing the different reel of radius and radius not
Same friction pulley, it is possible to achieve the soft oscillator of different length is recovered to inside mast at different rates, and then passes through selection
Different radius ratio, it is ensured that all soft oscillators are synchronously withdrawn.In addition, frictional force of the soft oscillator retracting device between friction pulley
Driving indirectly, now the relatively early soft oscillator withdrawn completely is because maximum static friction force phenomenon of " skidding " occurs not as good as maximum internal force,
Effectively antenna oscillator can be prevented to be pulled off, to ensure the reliability of antenna.
3rd, the expansion of antenna need to only control the rotating of external motor and motor internal with collapsing overall process, you can realize day
Line is taken down the exhibits the automation of overall process, can be effectively reduced operating personnel's working strength, be reduced the requirement of operating personnel's professional skill, show
Write and improve equipment automatization level.
4th, the utility model can realize that all antenna oscillators are automatic and synchronous expansion and recovery, can reduce shared by antenna oscillator
Space, while improve the mobility and disguise of antenna.
Brief description of the drawings
Simplified schematic diagram is cutd open by Fig. 1 the utility model main views office；
The simplified schematic diagram of Fig. 2 the utility model deployed conditions；
On Fig. 3 the utility model between sliding block mast schematic cross-section；
The simplified schematic diagram of Fig. 4 the utility model rounding states；
The soft oscillator recovering mechanism simplified schematic diagram of Fig. 5 the utility model.
In figure：The outer decelerator of 1- external motors, 2- upper connecting rods, 3-, the upper braces of 4-, 5- leading screws, 6- sliding blocks, cunning on 7-
Brace under rocking bar, 10- lower support bars, 11- under block, 8- lower links, 9-, 12- tightropes, the upper locating pieces of 13-, 13 '-middle locating piece,
13 "-lower locating piece, the soft oscillators of 14-, 15- masts, 16- active friction wheels, the driven friction pulleys of 17-, 18- reels, 19- master
Moving axis, 20- driven shafts, soft oscillator under decelerator, 22- shaft couplings, 23- motor internals, the upper soft oscillator supports of 24-, 25- in 21-
The soft oscillator recovering mechanism of support, 26-.
Embodiment
Below in conjunction with the accompanying drawings and embodiment is described further to the utility model.
In the vehicle-mounted soft element antenna simplified schematic diagram that can synchronously take down the exhibits shown in Fig. 1 and Fig. 2, outside vertical mast 15
It is respectively fixed with locating piece 13, middle locating piece 13 ' and lower locating piece 13 ", wherein upper locating piece is fixed on mast top, on
External motor 1 is fixed with above locating piece, it is connected by decelerator 3 and 5 ends on leading screw, and leading screw lower end is located at middle locating piece
On, locating piece is fixed on mast middle and upper part in this, and lower locating piece is fixed on mast middle and lower part.The upper locating piece also with
Upper soft oscillator support 24 is connected, i.e., upper locating piece both sides are connected by revolute pair with the upper end of brace on two 4 respectively, on two in brace
Top is connected by upper end of the revolute pair respectively with a upper connecting rod 2 respectively again, the lower end of two upper connecting rod by revolute pair with it is upper
Sliding block 7 is connected, and the top shoe is provided with sliding pair corresponding with mast, while is additionally provided with screw corresponding with leading screw, and two
Person forms prismatic pair, as shown in Figure 3.The upper soft symmetrical distribution of oscillator support.In, be provided between lower locating piece under it is soft
Oscillator support 25, wherein locating piece both sides are respectively connected by revolute pair with the lower one end of rocking bar 9 respectively, and this twice rocking bars are another
End is respectively connected by revolute pair with a lower upper end of brace 11 respectively, and this twice brace middle and upper parts are respectively by revolute pair respectively with one
The upper end of root lower support bar 10 is connected, and two lower support bar lower ends are connected by revolute pair with lower locating piece.Separately in twice rocking bars
Portion is respectively connected by revolute pair with a lower end of lower link 8 respectively, and two lower link upper ends pass through revolute pair and the phase of sliding block 6
Even, the sliding block is provided with sliding pair corresponding with mast, while is additionally provided with screw corresponding with leading screw, and both form movement
It is secondary.Guide screw lead corresponding to the upper and lower sliding block is different.The soft symmetrical distribution of oscillator support under described.In whole mast
The soft oscillator recovering mechanism being fixed on mast internal partition is inside set, as shown in figure 5, wherein, the upward output of motor internal 23
Axle is connected by shaft coupling 22 and interior decelerator 21 with the lower end of driving shaft 19, is discontinuously connected with the driving shaft parallel with mast
Active friction wheel 16, each active friction wheel are respectively in contact with a driven friction pulley 17 again, and each driven friction pulley is respectively with one
Individual reel 18 be connected, all driven friction pulleys and reel are located on a driven shaft 20 again, set in whole mast and
Above-mentioned soft oscillator recovering mechanism is identical 3 groups.Each reel is corresponding with the through hole on mast respectively, and one end is located at spiral
Soft oscillator 14 on wheel is separately fixed on upper and lower brace through each self-corresponding through hole other end by tightrope 12.
The course of work of the present utility model approximately as：
1st, expansion mode：Such as Fig. 1 and Fig. 2, the external motor 1 at the top of mast 15 and its internal soft oscillator retracting device 26
Motor internal 23 be powered simultaneously through variable connector, external motor 1 rotates forward, drive leading screw 5 rotate, and then drive top shoe 6 with
Sliding block 7 is moved, and by upper soft oscillator support 24, soft oscillator support 25 is opened with；Motor internal 23 inverts, and drives driving shaft 19
On active friction wheel 16 rotate, and then drive the driven friction pulley 17 that contacts therewith to rotate so that with driven friction pulley 17
The concomitant rotation of reel 18 being fixedly connected with, the soft oscillator 14 being wrapped on reel 18 is discharged, and passes through upper soft oscillator support 24
Soft oscillator support 25 extracts soft oscillator 14 through the aperture on mast 15 out with.
2nd, way of recycling：External motor 1 and the inside of its internal soft oscillator retracting device 26 such as the top of Fig. 4 masts 15
Motor 23 is powered simultaneously through variable connector, and external motor 1 inverts, and drives leading screw 5 to rotate, and then drives top shoe 6 and sliding block 7
Motion, by upper soft oscillator support 24, soft oscillator support 25 is withdrawn with；Motor internal 23 rotates forward, and drives the active on driving shaft 19
Friction pulley 16 rotates, and then drives the driven friction pulley 17 contacted therewith to rotate, and obtains the volume being fixedly connected with driven friction pulley 17
The concomitant rotation of line wheel 18, soft oscillator 14 is wrapped on reel 18 through the aperture on mast 15.
The effect of the utility model friction pulley is as follows：The torque that driving shaft 19 is arrived between driven shaft 20 leans on active friction wheel 16
Frictional force between driven friction pulley 17 is transmitted, and when soft oscillator 14 is withdrawn, different oscillators cause because of the difference of length
Time up to extreme position also can be variant, the relatively early soft oscillator 14 withdrawn completely because maximum static friction force not as good as maximum internal force and
There is " skidding " phenomenon, so as to ensure that soft oscillator 14 will not be pulled off, protection is provided for soft oscillator 14.
Above is the detailed description of the utility model preferred embodiment, but it is not limited to the model of the utility model implementation
Enclose.All technician in the art according to it is of the present utility model design on the basis of existing technology by logic analysis, push away
Reason or the available technical scheme of limited experiment, the protection domain that all should be claims of the present utility model are contained
Lid.
Claims (5)
- A kind of 1. vehicle-mounted soft element antenna that can synchronously take down the exhibits, it is characterised in that：Be respectively fixed with outside vertical mast, In, lower three locating pieces, wherein upper locating piece is fixed on mast top, external motor is fixed with above upper locating piece, it is logical Cross decelerator to be connected with leading screw upper end, leading screw lower end is located on middle locating piece and helical pitch is different up and down, and locating piece is fixed in this Mast middle and upper part, and lower locating piece is fixed on mast middle and lower part, the upper locating piece is also connected with upper soft oscillator support, In, soft oscillator support is provided with down between lower locating piece, the soft oscillator being fixed on mast internal partition is set in whole mast Recovering mechanism, the soft oscillator that one end is located on soft oscillator recovering mechanism pass through soft through each self-corresponding mast through hole other end Rope is separately fixed on upper and lower brace.
- 2. the vehicle-mounted soft element antenna that can synchronously take down the exhibits according to claim 1, it is characterised in that：Above soft oscillator support is upper Locating piece both sides are connected by revolute pair with jib head on two respectively, on two brace middle and upper part again respectively by revolute pair respectively with The upper end of a piece upper connecting rod is connected, and the lower end of two upper connecting rod is connected by revolute pair with top shoe, and the top shoe is provided with Sliding pair corresponding with mast, while screw corresponding with leading screw is additionally provided with, both form prismatic pair, the upper soft oscillator branch The symmetrical distribution of frame.
- 3. the vehicle-mounted soft element antenna that can synchronously take down the exhibits according to claim 1, it is characterised in that：Under in soft oscillator support Locating piece both sides are respectively connected by revolute pair with a lower rocking bar one end respectively, and this twice rocking bar other ends pass through revolute pair respectively Respectively be connected with a lower jib head, this twice brace middle and upper parts respectively by revolute pair respectively with a lower support bar upper end phase Even, two lower support bar lower ends are connected by revolute pair with lower locating piece, separately each by revolute pair respectively in the middle part of twice rocking bars It is connected with a lower link lower end, two lower link upper ends are connected by revolute pair with sliding block, and the sliding block is provided with and day Sliding pair corresponding to line bar, while screw corresponding with leading screw is additionally provided with, both form prismatic pair, and soft oscillator support is left under described It is right symmetrical.
- 4. the vehicle-mounted soft element antenna that can synchronously take down the exhibits according to claim 1, it is characterised in that：Soft oscillator recovering mechanism The upward output shaft of motor internal is connected by shaft coupling and interior decelerator with driving shaft lower end, the driving shaft parallel with mast On be discontinuously connected with active friction wheel, each active friction wheel is respectively in contact with a driven friction pulley again, each from dynamic friction Wheel is respectively connected with a reel, and all driven friction pulleys and reel are located on a driven shaft again.
- 5. the vehicle-mounted soft element antenna that can synchronously take down the exhibits according to claim 4, it is characterised in that：Set in whole mast 1-3 groups identical with above-mentioned soft oscillator recovering mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720608125.1U CN206921995U (en) | 2017-05-27 | 2017-05-27 | The vehicle-mounted soft element antenna that can synchronously take down the exhibits |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720608125.1U CN206921995U (en) | 2017-05-27 | 2017-05-27 | The vehicle-mounted soft element antenna that can synchronously take down the exhibits |
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| Publication Number | Publication Date |
|---|---|
| CN206921995U true CN206921995U (en) | 2018-01-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720608125.1U Expired - Fee Related CN206921995U (en) | 2017-05-27 | 2017-05-27 | The vehicle-mounted soft element antenna that can synchronously take down the exhibits |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107171049A (en) * | 2017-05-27 | 2017-09-15 | 燕山大学 | The vehicle-mounted soft element antenna that can synchronously take down the exhibits |
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- 2017-05-27 CN CN201720608125.1U patent/CN206921995U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107171049A (en) * | 2017-05-27 | 2017-09-15 | 燕山大学 | The vehicle-mounted soft element antenna that can synchronously take down the exhibits |
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180123 |