CN205429147U - Temperature scale is shown in VHF antenna and search and rescue on water that have this antenna - Google Patents
Temperature scale is shown in VHF antenna and search and rescue on water that have this antenna Download PDFInfo
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- CN205429147U CN205429147U CN201620231031.2U CN201620231031U CN205429147U CN 205429147 U CN205429147 U CN 205429147U CN 201620231031 U CN201620231031 U CN 201620231031U CN 205429147 U CN205429147 U CN 205429147U
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Abstract
The utility model relates to a temperature scale is shown in VHF antenna and the search and rescue on water that have this antenna. The antenna includes antenna body and connecting piece, antenna body includes base member and cable, the base member includes insulating material, the cable is circuitous to be set up on the base member, connecting piece one end with antenna body is fixed to be set up, and with cable electricity intercommunication, the other end to antenna body extends predetermined distance outward, the connecting piece has the elastic restoring force for flexible connectors, the elastic restoring force drive flexible connectors resumes and keeps at natural state from the state of buckling. Through above -mentioned technical scheme, can effectively reduce the antenna and search for and rescue the whole size of showing the temperature scale under satisfy VHF antenna functional requirement to improve the reliability. Fold and be convenient for and pop out to improve the nature of fitting of using.
Description
Technical field
This patent belongs to maritime affairs apparatus field, in particular to a kind of VHF antenna, and has the search and rescue position indicating mark waterborne of this antenna.
Background technology
In recent years, along with progressively popularizing of ship automatic identification system (AIS, AutomaticidentificationSystem) equipment, AIS technology is the most more and more applied to the fields such as boats and ships hedging, emergency rescue.Such as, AIS-SART is boats and ships lifesaving positioners, and its unlatching can launch identification code and the positional information of this ship automatically, includes but not limited to identification code and the positional information of the hull such as lifeboat, life raft；And for example, AIS-MOB can be used for individual and wears, and in the on state, sends identification code and the positional information of this equipment.AIS-SART, AIS-MOB etc. are also constantly researching and developing as " search and rescue positioner ", are producing.
The no matter equipment such as onboard AIS equipment or AIS-SART, AIS-MOB, it is required for VHF antenna, but, in portable AIS equipment, VHF antenna can not as the VHF antenna provisioned in AIS equipment peculiar to vessel specification, therefore, how can be on the premise of miniaturization, miniaturization, realize the maximum output of VHF signal, be portable AIS equipment problem demanding prompt solution.
Summary of the invention
This patent is based on the demand of prior art and proposes, and this patent to solve the technical problem that and to be to provide a kind of portable V HF antenna, and it can realize miniaturization, miniaturization on the premise of ensureing signal output.
In order to solve the problems referred to above, the technical scheme that this patent provides is as follows:
A kind of VHF antenna, including antenna body and connector；Described antenna body includes that matrix and cable, described matrix include insulant, and the roundabout setting of described cable is on the matrix；Described connector one end is fixedly installed with described antenna body, and with described cable electric connection；The other end extends predetermined distance outside described antenna body；Described connector is that Flexible Connector has elastic restoring force, and described elastic restoring force drives described Flexible Connector recover from bending state and be maintained at naturalness.
Preferably, the bending angle of described bending state is more than or equal to 90 degree.
Preferably, described Flexible Connector is sheet metal, and described sheet metal has the overall shape along thickness direction concave downward.
Preferably, described cable screw is wound around and arranges on the matrix.
Preferably, described matrix includes that tellite, described cable are printed at least one face of described tellite.
Preferably, described VHF antenna also includes that insulation protective jacket, described insulation protection are set on the periphery of described antenna body.
Preferably, described VHF antenna also includes reserved function portion, and described reserved function portion is fixing with described antenna body to be connected.
Preferably, the other end of described connector is provided with connecting hole.
Preferably, described insulation protective jacket includes flexible material.
Another one aspect according to this patent, it is provided that a kind of search and rescue position indicating mark waterborne, described search and rescue position indicating mark waterborne includes: the VHF antenna as described in any one as aforementioned in claim；And housing, the described other end of the described connector of described VHF antenna is fixing with described housing to be connected；Described connector is when naturalness, and described housing is overall with described VHF antenna vertical.
Pass through technique scheme, it is possible under meeting VHF antenna function demand, effectively reduce antenna and search and rescue the overall dimensions of position indicating mark, and improving reliability.And it is easy to fold and eject, thus improves use adaptive.
Accompanying drawing explanation
Fig. 1 is the external structure of the VHF antenna in this utility model embodiment one；
Fig. 2 is the antenna body structure chart of the VHF antenna in this utility model embodiment one；
Fig. 3 is the structure chart after the search and rescue position indicating mark in this utility model embodiment one folds；
Fig. 4 is the structure chart searched and rescued after VHF antenna is opened in position indicating mark in this utility model embodiment one；
Fig. 5 is the antenna body structure chart of the VHF antenna in this utility model embodiment two.
Detailed description of the invention
Below in conjunction with the accompanying drawings specific implementation of the patent mode is illustrated; it is to be noted; this detailed description of the invention and its one or more embodiments included are only the elaboration to this patent optimal technical scheme, can not be interpreted as the restriction to this patent protection domain.
Embodiment one
As it is shown in figure 1, according to first embodiment of this detailed description of the invention, it provides a kind of portable V HF (hyperfrequency) antenna.Described antenna includes protecting set 1, antenna body 2 (not shown in figure 1), Flexible Connector 3.
Described antenna body 2 is arranged in described protection set 1, is responsible for sending VHF signal, and described antenna body includes matrix 4 and cable 5, as shown in Figure 2.
Described matrix 4 is for forming the shape of described antenna and carrying described cable 5.Preferably, described matrix integral insulation, so when arranging described cable 5 on the matrix, it is possible to avoid the short circuit between described cable 5, and synthetic material that price is the cheapest is used to reduce cost for entirety and also have beneficial effect making matrix.Certainly, around described cable 5 during coated insulation material, it is also possible to avoid the short circuit between cable.Make it is further preferred that described matrix is also adopted by flexible material.The antenna body matrix of soft matrix material is equally beneficial for can having preferable affinity relative to personnel or equipment; avoid because damaging for personnel or equipment under in danger or other environment or wearing and tearing, additionally reduce the antenna body abrasion for protection set 1.
In the present embodiment, described sky cable 5 uses the mode being wound around to arrange on the matrix, as shown in Figure 2.Cable 5 in the present embodiment realizes 1/4 wavelength length of frequency required for AIS by the way of coiling, distance between centers of tracks minimum as far as possible so can effectively utilize the size of antenna body overall space owing to have employed the mode of roundabout spiral, it is to avoid arranges long antenna body thus arranges and reduce the length space shared by described antenna body.Improve the portable characteristics of antenna.
One end of described antenna body is provided with Flexible Connector 3, and described Flexible Connector 3 is preferably fixing with described antenna body to be connected, and when the most described Flexible Connector 3 moves, can drive described antenna body pursuit movement.Thus can conveniently realize the folding of antenna.In the present embodiment, the most elastic a kind of connection 3 includes flexure strip, and described flexure strip can be bent under the effect applying fastening force, and resilience after fastening force is released from.A kind of preferably flexure strip is made up of metal or alloy, makes for example with steel.Described flexure strip is integrally formed into the shape along thickness direction concave downward.As such, it is possible to improve the ability of flexure strip reinstatement, even if described flexure strip is bent for a long time, it is also possible to reinstatement soon.And mechanism that this Flexible Connector uses is simple, reliable, effectively meets search and rescue position indicating mark waterborne demand light-duty, reliable.
Further preferably, described flexure strip includes that conductive material, described flexure strip and the cable on described antenna body are electrically connected same, and the most described flexure strip again can be as the line between antenna body and radiating circuit, further increase the reliability of whole device, and simplify the structure of whole device.
Extending the length that described antenna body is predetermined outside antenna body described in described flexure strip, form extension, described extension may be used for being arranged on search and rescue position indicating mark waterborne described VHF antenna.The mode of a kind of installation is included on described flexure strip and arranges through hole 6, is fixed on described search and rescue position indicating mark housing 7 waterborne by described flexure strip by screw.As shown in Figure 4.
So, described antenna folds can be got up when described antenna folds, to save overall volume, as shown in Figure 4.And discharge the retentivity being applied on described Flexible Connector when deployed, the resilience under the resilience force effect of self of described Flexible Connector, thus form the angle (the most vertical) predetermined with described elastic position indicating mark, in order to launch signal, as shown in Figure 3.
It is further preferred that the outer surface of described Flexible Connector is additionally provided with protective layer, it thus is avoided that described Flexible Connector is corroded by environment such that it is able to maintain continual and steady service behaviour.Although the present embodiment gives the preferred example of flexure strip, it will be appreciated by those skilled in the art that the elastic component such as spring, bullet pin can also realize the present invention, and flexure strip relative to spring, play needle set and have the characteristic of more reliable and more stable and convenient arrangement.
Described protection set 1 is set in the outside of described antenna body, such as, include but not limited to use insulant that described antenna body is carried out plastic packaging, it is ensured that antenna is not produced oxidation by sea water, moisture etc. thus affects performance.Described protection set is insulation, in order to protect the circuit of this inner antenna.Described protection set 1 is made up of soft material; for example with the tool other materials such as resilient silica gel or PU; when described protection set uses the material of insulation and softness to make; described protection set can have preferable affinity relative to personnel or equipment, it is to avoid because causing scratch or abrasion for personnel or equipment under in danger or other environment.
Preferably; the length of described antenna body 2 is less than the length of described protection set 1; be provided with reserved function parts in one end of described antenna body 2, described reserved function parts are fixing with described antenna body to be connected, and can be integrally formed with described antenna body, can also be single parts.The periphery of described reserved function parts is also coated with described protection set.Described reserved function parts are for applying retentivity for described antenna body so that described antenna body is maintained at predetermined folding position.
Embodiment two
Fig. 5 shows another embodiment in this detailed description of the invention.In this embodiment, remaining structure can be identical with embodiment one.Difference is, in described embodiment two, described antenna body includes substrate and cable, and described circuit is arranged on the substrate.Described substrate can include that pcb board etc. is suitable to the insulation board of bearer circuit, and described cable is arranged on the substrate round by mode of printing.So can form described antenna body by the form of printed circuit board (PCB), be conducive to the cable applying to grow as far as possible in unit space, this further reduces the volume of described portable antenna, thus improve the portability of portable antenna.
By above-described embodiment of this detailed description of the invention, it is possible to meet VHF center of antenna frequency be 162MHz, under transmission range 4 nautical miles and above functional requirement, better than prior art on entire length, packaged type, mounting means；Such as, being currently used for the VHF antenna minimum length that portable individual cries for help on the equipment of location is 14CM, maximum close to 40CM, and the VHF entire physical length of this patent can be reduced to below 12CM；And the antenna of this patent is easy to fold and eject, thus is greatly improved in practicality；Use flexible strips elastomeric material the most on the whole, prevent equipment from the most surprisingly hurting sb.'s feelings.
The above is only preferred embodiment of the present utility model, not this utility model is made any pro forma restriction, although this utility model is disclosed above with preferred embodiment, but, foregoing description is not limited to this utility model, any those skilled in the art are in the range of without departing from the technical solution of the utility model, when the technology contents of available the disclosure above makes a little change or is modified to the Equivalent embodiments of equivalent variations, but every content without departing from technical solutions of the utility model, any simple modification above example made according to technical spirit of the present utility model, equivalent variations and modification, all still fall within the range of technical solutions of the utility model.
Claims (10)
1. a VHF antenna, including antenna body and connector；
It is characterized in that:
Described antenna body includes that matrix and cable, described matrix include insulant, and the roundabout setting of described cable is on the matrix；
Described connector one end is fixedly installed with described antenna body, and with described cable electric connection；The other end extends predetermined distance outside described antenna body；Described connector is that Flexible Connector has elastic restoring force, and described elastic restoring force drives described Flexible Connector recover from bending state and be maintained at naturalness.
A kind of VHF antenna the most according to claim 1, it is characterised in that the bending angle of described bending state is more than or equal to 90 degree.
A kind of VHF antenna the most according to claim 1, it is characterised in that described Flexible Connector is sheet metal, described sheet metal has the overall shape along thickness direction concave downward.
A kind of VHF antenna the most according to claim 1, it is characterised in that described cable screw is wound around and arranges on the matrix.
A kind of VHF antenna the most according to claim 1, it is characterised in that described matrix includes that tellite, described cable are printed at least one face of described tellite.
6. according to a kind of VHF antenna according to any one of claim 1-5, it is characterised in that described VHF antenna also includes that insulation protective jacket, described insulation protection are set on the periphery of described antenna body.
A kind of VHF antenna the most according to claim 6, it is characterised in that described VHF antenna also includes reserved function portion, described reserved function portion is fixing with described antenna body to be connected.
A kind of VHF antenna the most according to claim 1, it is characterised in that be provided with connecting hole on the other end of described connector.
A kind of VHF antenna the most according to claim 6, it is characterised in that described insulation protective jacket includes flexible material.
10. a search and rescue position indicating mark waterborne, it is characterised in that
Described search and rescue position indicating mark waterborne includes:
VHF antenna as claimed in any one of claims 1-9 wherein；
And
Housing, the described other end of the described connector of described VHF antenna is fixing with described housing to be connected；Described connector is when naturalness, and described housing is overall with described VHF antenna vertical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620231031.2U CN205429147U (en) | 2016-03-24 | 2016-03-24 | Temperature scale is shown in VHF antenna and search and rescue on water that have this antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620231031.2U CN205429147U (en) | 2016-03-24 | 2016-03-24 | Temperature scale is shown in VHF antenna and search and rescue on water that have this antenna |
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| CN205429147U true CN205429147U (en) | 2016-08-03 |
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| CN201620231031.2U Active CN205429147U (en) | 2016-03-24 | 2016-03-24 | Temperature scale is shown in VHF antenna and search and rescue on water that have this antenna |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108134195A (en) * | 2017-10-09 | 2018-06-08 | 青岛海狮网络科技有限公司 | A kind of high density can bounce the floating lamp for life saving position device of VHF antennas automatically |
| CN108248794A (en) * | 2018-03-07 | 2018-07-06 | 上海埃威航空电子有限公司 | A kind of man overboard's position indicating mark and its control method with air bag floating antenna |
-
2016
- 2016-03-24 CN CN201620231031.2U patent/CN205429147U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108134195A (en) * | 2017-10-09 | 2018-06-08 | 青岛海狮网络科技有限公司 | A kind of high density can bounce the floating lamp for life saving position device of VHF antennas automatically |
| CN108248794A (en) * | 2018-03-07 | 2018-07-06 | 上海埃威航空电子有限公司 | A kind of man overboard's position indicating mark and its control method with air bag floating antenna |
| CN108248794B (en) * | 2018-03-07 | 2024-03-29 | 上海埃威航空电子有限公司 | Personnel water falling indication position mark with air bag floating antenna and control method thereof |
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