CN202888388U - Automobile antenna provided with umbrella-shaped oscillator - Google Patents
Automobile antenna provided with umbrella-shaped oscillator Download PDFInfo
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- CN202888388U CN202888388U CN 201220487296 CN201220487296U CN202888388U CN 202888388 U CN202888388 U CN 202888388U CN 201220487296 CN201220487296 CN 201220487296 CN 201220487296 U CN201220487296 U CN 201220487296U CN 202888388 U CN202888388 U CN 202888388U
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- oscillator
- umbrella shape
- coupling recess
- connecting rod
- shape oscillator
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Abstract
The utility model discloses an automobile antenna provided with an umbrella-shaped oscillator comprising a pedestal; a circuit board disposed on the pedestal; an oscillator connecting rod, which is vertically disposed on the circuit board; a hollow inductor, which is disposed on the oscillator connecting rod in a coiled manner; an oscillator supporting member, which is provided with at least a joint recess on a top part, and an oscillator connecting rod accommodation part inside; the umbrella-shaped oscillator, a top part of which is provided with openings; a housing, an inner side of which is provided with joint protruding parts. The number of the openings is equal to that of the joint recesses, and the number of the joint protruding parts is also equal to that of the joint recesses. An upper end of the oscillator connecting rod is connected with the oscillator connecting rod accommodation part. One end of the hollow inductor is electrically connected with the umbrella-shaped oscillator, and the other end is electrically connected with the circuit board. The joint protruding parts pass through the openings of the umbrella-shaped oscillator to connect with the joint recesses, therefore the umbrella-shaped oscillator can be fixedly disposed between the housing and the oscillator supporting member. By using the automobile antenna provided in the utility model, the signal receiving effect can be improved.
Description
Technical field
The utility model relates to car antenna, in particular to a kind of car antenna with umbrella shape oscillator.
Background technology
At present, the car antenna that is used for reception AM/FM radio broadcasting generally adopts monopole λ/4 wavelength to design the metallic rod shaped antenna oscillator of certain-length, and this antenna oscillator is long.Be subjected to the restriction of GB GB-11566-2009 rules, this car antenna is designed to Split type structure, is comprised of antenna oscillator and mounting seat, and antenna oscillator and mounting seat are threaded connection to be combined, and antenna oscillator is easily lost, and causes the antenna global failure.Long too high antenna oscillator has also increased the resistance of wind, frangibility in Vehicle Driving Cycle.
It is lower a kind of aspect ratio to have occurred afterwards, and the shark fin type car antenna of external form better appearance adopts the helical antenna oscillator in its shell.Helical antenna is a slow wave system.The propagation velocity of electromagnetic wave on the spiral axial direction is little more a lot of than aerial speed, so also corresponding weak point is a lot of for wavelength, thereby the comparable straight line element antenna of geometrical length of the helical antenna that is formed by the conductor spiral is short a lot.
Because the space that helical antenna takies in limited shark fin type antenna outer cover is larger, and to receiving the concern of index, people also are not content with the use helical antenna, and has the demand of the multiband combined antenna of the multi-signal receiving functions such as broadcasting, mobile communication, satellite navigation and TV, the space and the reception index that more to how further dwindling antenna take, propose higher requirement, and become the target that those skilled in the art make great efforts.
In order to satisfy the demand, applicant of the present utility model once developed umbrella antenna oscillator and antenna system, the reference paper of relevant umbrella shape oscillator can be with reference to the Chinese utility model patent of applicant of the present utility model in application on April 20th, 2012, its application number is 201210118101.X, and, on the basis of the disclosed technology contents of this patent, applicant of the present utility model continues again to have developed the car antenna of umbrella shape oscillator of the present utility model.Therefore, above-mentioned patent documentation mode by reference is incorporated into herein in full, to increase those skilled in the art to the understanding of umbrella shape oscillator.
The information that is disclosed in the utility model background technology part only is intended to deepen the understanding to the utility model general background technology, and should not be regarded as admitting or hint that in any form this information structure has been prior art known in those skilled in the art.
The utility model content
The purpose of this utility model provides a kind of car antenna with umbrella shape oscillator that can satisfy the requirement that receives multi-signal, its sound construction, easy to assembly and the signal reception is better.
In order to achieve the above object, the utility model provides a kind of car antenna with umbrella shape oscillator, and it comprises: pedestal; Circuit board, it is arranged on the described pedestal; The oscillator connecting rod, it is arranged on the described circuit board vertically; The air core inductor device, it is wrapped on the described oscillator connecting rod; The oscillator supporting member, its top is provided with at least one coupling recess, and its inside is provided with oscillator connecting rod accommodation section; The umbrella shape oscillator, the corresponding described coupling recess in its top is provided with the opening of equal number; Shell, its inner corresponding described coupling recess is provided with the joint protuberance of equal number; Wherein, the upper end of described oscillator connecting rod is engaged to described oscillator connecting rod accommodation section, and an end of described air core inductor device is electrically connected to described umbrella shape oscillator, and the other end is electrically connected to described circuit board; And wherein, described joint protuberance passes the opening of described umbrella shape oscillator and is engaged to described coupling recess, so that described umbrella shape oscillator is fixed between described shell and the described oscillator supporting member.
In the above-mentioned car antenna with umbrella shape oscillator, the top of described oscillator supporting member is provided with two coupling recess, i.e. the first coupling recess and the second coupling recess; The top of described umbrella shape oscillator is provided with the first opening and second opening of corresponding described the first coupling recess and the second coupling recess; And the inside of described shell is provided with first of corresponding described the first coupling recess and the second coupling recess and engages protuberance and the second joint protuberance.
In the above-mentioned car antenna with umbrella shape oscillator, described the first joint protuberance and second engages the protuberance place and is provided with blind hole, described the first coupling recess and the second coupling recess place are provided with the perforation corresponding to described blind hole, and bolt passes the perforation of described the first coupling recess and the second coupling recess and is fastened to corresponding first and engages protuberance and second and engage in the blind hole of protuberance.
In the above-mentioned car antenna with umbrella shape oscillator, the bottom of described umbrella shape oscillator is provided with at least one kink, and the bottom of described oscillator supporting member is provided with the recess of equal number corresponding to described kink.
In the above-mentioned car antenna with umbrella shape oscillator, the quantity of described kink and described recess respectively is four.
In the above-mentioned car antenna with umbrella shape oscillator, an end of described air core inductor device is electrically connected to described umbrella shape oscillator, and the other end is electrically connected to described circuit board by described oscillator connecting rod.
In the above-mentioned car antenna with umbrella shape oscillator, described oscillator connecting rod is arranged on the place, middle rearward position of described circuit board.
In the above-mentioned car antenna with umbrella shape oscillator, the inside of described shell is provided with at least one locator protrusions, and the top of described umbrella shape oscillator is provided with the location hole of equal number corresponding to described locator protrusions.
In the above-mentioned car antenna with umbrella shape oscillator, the quantity of described locator protrusions is two, and it is arranged between described the first joint protuberance and the second joint protuberance; Quantity corresponding to the location hole of described locator protrusions also is two, and it is arranged between described the first opening and described the second opening.
Owing to take above technical scheme, the utlity model has following beneficial effect:
Umbrella shape oscillator in the utility model can securely, firmly be fixed between shell and the oscillator supporting member, it can not be moved or rotate, and because the firm support of oscillator supporting member, even also be difficult for deforming so that the umbrella shape oscillator is made by thinner metal material, in addition, even when vehicle jolts or vibrate, the umbrella shape oscillator can not shake or be out of shape yet, and therefore can greatly improve the reception of signal.
Car antenna with umbrella shape oscillator of the present utility model can have the function of the multiband combined antenna of the multi-signal receiving functions such as broadcasting, mobile communication, satellite navigation and TV, can further dwindle space and raising reception index that antenna takies.
Description of drawings
Fig. 1 is the car antenna three-dimensional exploded view with umbrella shape oscillator of the present utility model.
Fig. 2 is the car antenna assembling stereogram with umbrella shape oscillator of the present utility model, and its housing adopts half section to represent.
Fig. 3 is the schematic perspective view of the umbrella shape oscillator in the utility model.
Fig. 4 is the schematic perspective view of the oscillator supporting member in the utility model.
It should be understood that each feature of the present utility model shown in the accompanying drawing may adopt the mode of simplifying to represent to a certain extent, and not necessarily in strict accordance with scale.Specific design feature of the present utility model disclosed herein comprises for example specific dimensions, orientation, position and shape, will partly determine according to concrete application and environment for use.
Reference numeral in the accompanying drawings represents identical or equivalent part of the present utility model in whole several accompanying drawings.
Embodiment
Below, will describe embodiment of the present utility model in detail, the example shows in the accompanying drawings and the description below.Although describe the utility model in connection with exemplary embodiment, be to be understood that this description do not really want the utility model is limited to this exemplary embodiment.On the contrary, the utility model will not only cover this exemplary embodiment, but also cover various replacements, that change, equivalence with other embodiment, it can be included in the spirit and scope of the present utility model that claims limit.
Hereinafter, with reference to accompanying drawing embodiment of the present utility model is described in detail.
As shown in Figures 1 to 4, the utility model provides a kind of car antenna with umbrella shape oscillator, and it can comprise:
Pedestal 1;
Air core inductor device 4, it is wrapped on the oscillator connecting rod 3;
Wherein, the upper end 31 of oscillator connecting rod 3 is engaged to described oscillator connecting rod accommodation section, and an end of air core inductor device 4 is electrically connected to umbrella shape oscillator 6, and the other end is electrically connected to circuit board 2; And wherein, engage protuberance 71 and pass the opening 61 of umbrella shape oscillator 6 and be engaged to coupling recess 51, so that umbrella shape oscillator 6 is fixed between shell 7 and the oscillator supporting member 5.
In a specific embodiment, upper end 31 shapes of oscillator connecting rod 3 can be different with the shape of the shaft of oscillator connecting rod 3, for example in the embodiment shown in fig. 1, the cross section of the upper end 31 of oscillator connecting rod 3 is square substantially, and the cross section of the shaft of oscillator connecting rod 3 is basically rounded.That is to say that the shaft of connecting rod 3 is cylindrical basically, thereby make things convenient for air core inductor device 4 to be wrapped on the oscillator connecting rod 3; And the cross section of the upper end 31 of oscillator connecting rod 3 is substantially square and also can makes things convenient for the upper end 31 of oscillator connecting rod 3 to be engaged to the oscillator connecting rod accommodation section that does not show among the figure, rotates avoiding.
In specific embodiment of the utility model, cooperate shown in Figure 3ly, can be provided with wire interconnecting piece 62 on the umbrella shape oscillator 6, be electrically connected to the wire interconnecting piece 62 of umbrella shape oscillator 6 with an end 41 that makes things convenient for air core inductor device 4.Certainly, wire interconnecting piece 62 shown in the figure only is a kind of example, to those skilled in the art various types of wire interconnecting pieces 62 can be set as required, wire interconnecting piece 62 perhaps not be set, and an end 41 of air core inductor device 4 directly is soldered to umbrella shape oscillator 6.That is to say how the end 41 that the utility model does not limit air core inductor device 4 is electrically connected to umbrella shape oscillator 6, it can be electrically connected to umbrella shape oscillator 6 by variety of way.
In addition, and the other end of air core inductor device 4 can be electrically connected to circuit board 2 by oscillator connecting rod 3.For example, the other end of air core inductor device 4 can penetrate into the inside of oscillator connecting rod 3, and the bottom of the oscillator connecting rod 3 that extends, thereby is electrically connected to circuit board 2; In another kind of mode, the lower part of oscillator connecting rod 3 can be conducted electricity, and the electric connection of the part of the other end of air core inductor device 4 and this conduction, thereby is electrically connected to circuit board 2 by the part of this conduction; In addition, the core that can also be the lower part of oscillator connecting rod 3 conducts electricity, the other end of air core inductor device 4 penetrates in the oscillator connecting rod 3 and is electrically connected with the core of this conduction, thereby is electrically connected to circuit board 2 by the core of this conduction.Perhaps, in the embodiment shown in fig. 1, be provided with socket 21 on the circuit board 2, and the bottom of oscillator connecting rod 3 is provided with conductive connecting piece 32, this conductive connecting piece 32 is inserted in the socket 21, and the other end of air core inductor device 4 is electrically connected to this conductive connecting piece 32, thereby so that the conductive connecting piece 32 that the bottom of the other end of air core inductor device 4 by oscillator connecting rod 3 arranges is electrically connected to the socket 21 on the circuit board 2, and then be electrically connected to circuit board 2.In addition, it should be noted that the other end that does not demonstrate air core inductor device 4 among the embodiment shown in Figure 1 is electrically connected to this conductive connecting piece 32, but this does not affect the understanding of those skilled in the art's technology of the present utility model.
In a specific embodiment of the present utility model, the top of oscillator supporting member 5 is provided with two coupling recess, i.e. the first coupling recess 511 and the second coupling recess 512; The top of umbrella shape oscillator 6 is provided with the first opening 611 and second opening 612 of corresponding the first coupling recess 511 and the second coupling recess 512; And the inside of shell 7 is provided with first of corresponding the first coupling recess 511 and the second coupling recess 512 and engages protuberance 711 and the second joint protuberance 712.
And, the first joint protuberance 711 and second engages protuberance 712 places and is provided with blind hole 700, the first coupling recess 511 and the second coupling recess 512 places are provided with the perforation 500 corresponding to described blind hole 700, and bolt 8 passes the perforation 500 of the first coupling recess and the second coupling recess and is fastened to corresponding first and engages protuberance and second and engage in the blind hole 700 of protuberance.By such setting, can be so that umbrella shape oscillator 6 securely be fixed between shell 7 and the oscillator supporting member 5.Certainly, in this embodiment (embodiment of Fig. 1), although exemplarily be provided with two coupling recess and two joint protuberances, but be understandable that to those skilled in the art: as required, the quantity of this coupling recess and joint protuberance can be three or more, just repeats no more at this.
In addition, the bottom of umbrella shape oscillator 6 is provided with at least one kink 62, and the bottom of oscillator supporting member 5 is provided with the recess 52 of equal number corresponding to described kink 62.In assembling, this kink 62 is fastened in the corresponding recess 52, thereby so that the connection between oscillator supporting member 5 and the umbrella shape oscillator 6 is more firm, also so that oscillator supporting member 5 can support umbrella shape oscillator 6 better, and so that umbrella shape oscillator 6 can remain the profile the same with oscillator supporting member 5, and then so that the umbrella shape oscillator 6 of being made by thinner metal material is not easy distortion, thereby so that the reception of signal greatly improve.
Cooperate Fig. 1, Fig. 3 and shown in Figure 4, in a specific embodiment of the present utility model, above-mentioned kink 62 and the quantity of recess 52 respectively are four.Certainly, to those skilled in the art, also can increase or reduce as required the quantity of kink 62 and recess 52.
Further, the inside of shell 7 can be provided with at least one locator protrusions 72, and the top of umbrella shape oscillator 6 is provided with the location hole 63 of equal number corresponding to described locator protrusions 72.Cooperate Fig. 1 and shown in Figure 3, in a specific embodiment of the present utility model, the quantity of locator protrusions 72 is two, and it is arranged between the first joint protuberance 711 and the second joint protuberance 712; Quantity corresponding to the location hole 63 of locator protrusions also is two, and it is arranged between the first opening 611 and the second opening 612.Locator protrusions 72 and location hole 63 positions are so that locator protrusions 72 is bonded in the location hole 63.Thereby when engaging protuberance 71 and be engaged to coupling recess 51, and locator protrusions 72 is when being bonded in the location hole 63, and umbrella shape oscillator 6 can securely, firmly be fixed between shell 7 and the oscillator supporting member 5, and can not be moved or rotate.
In addition, in preferred embodiment of the present utility model, oscillator connecting rod 3 is arranged on the place, middle rearward position of circuit board 2.Cooperate illustrated in figures 1 and 2, its demonstration be exactly the place, middle rearward position that oscillator connecting rod 3 is arranged on circuit board 2, so-called front and back are to distinguish to the direction of advancing along automobile, the left side of the pedestal 1 among Fig. 1 is the direction of headstock, and the right side of the pedestal among Fig. 11 is the direction of the tailstock.
In each above-mentioned embodiment, air core inductor device 4 can be the wire of coiled coil.
The above has carried out exemplary description to the utility model by reference to the accompanying drawings; obvious specific implementation of the present utility model is not subjected to the restriction of aforesaid way; as long as the various improvement of having adopted method design of the present utility model and technical scheme to carry out; perhaps without improving design of the present utility model and technical scheme are directly applied to other occasions, all within protection range of the present utility model.
Claims (10)
1. the car antenna with umbrella shape oscillator is characterized in that, comprising:
Pedestal;
Circuit board, it is arranged on the described pedestal;
The oscillator connecting rod, it is arranged on the described circuit board vertically;
The air core inductor device, it is wrapped on the described oscillator connecting rod;
The oscillator supporting member, its top is provided with at least one coupling recess, and its inside is provided with oscillator connecting rod accommodation section;
The umbrella shape oscillator, the corresponding described coupling recess in its top is provided with the opening of equal number;
Shell, its inner corresponding described coupling recess is provided with the joint protuberance of equal number;
Wherein, the upper end of described oscillator connecting rod is engaged to described oscillator connecting rod accommodation section, and an end of described air core inductor device is electrically connected to described umbrella shape oscillator, and the other end is electrically connected to described circuit board; And wherein, described joint protuberance passes the opening of described umbrella shape oscillator and is engaged to described coupling recess, so that described umbrella shape oscillator is fixed between described shell and the described oscillator supporting member.
2. the car antenna with umbrella shape oscillator according to claim 1 is characterized in that, the top of described oscillator supporting member is provided with two coupling recess, i.e. the first coupling recess and the second coupling recess; The top of described umbrella shape oscillator is provided with the first opening and second opening of corresponding described the first coupling recess and the second coupling recess; And the inside of described shell is provided with first of corresponding described the first coupling recess and the second coupling recess and engages protuberance and the second joint protuberance.
3. the car antenna with umbrella shape oscillator according to claim 2, it is characterized in that, described the first joint protuberance and second engages the protuberance place and is provided with blind hole, described the first coupling recess and the second coupling recess place are provided with the perforation corresponding to described blind hole, and bolt passes the perforation of described the first coupling recess and the second coupling recess and is fastened to corresponding first and engages protuberance and second and engage in the blind hole of protuberance.
4. the car antenna with umbrella shape oscillator according to claim 1 is characterized in that, the bottom of described umbrella shape oscillator is provided with at least one kink, and the bottom of described oscillator supporting member is provided with the recess of equal number corresponding to described kink.
5. the car antenna with umbrella shape oscillator according to claim 4 is characterized in that, the quantity of described kink and described recess respectively is four.
6. the car antenna with umbrella shape oscillator according to claim 1 is characterized in that, an end of described air core inductor device is electrically connected to described umbrella shape oscillator, and the other end is electrically connected to described circuit board by described oscillator connecting rod.
7. the car antenna with umbrella shape oscillator according to claim 1 is characterized in that, described oscillator connecting rod is arranged on the place, middle rearward position of described circuit board.
8. the car antenna with umbrella shape oscillator according to claim 1 is characterized in that, the inside of described shell is provided with at least one locator protrusions, and the top of described umbrella shape oscillator is provided with the location hole of equal number corresponding to described locator protrusions.
9. according to claim 2 or 3 described car antennas with umbrella shape oscillator, it is characterized in that the inside of described shell is provided with at least one locator protrusions, the top of described umbrella shape oscillator is provided with the location hole of equal number corresponding to described locator protrusions.
10. the car antenna with umbrella shape oscillator according to claim 9 is characterized in that, the quantity of described locator protrusions is two, and it is arranged between described the first joint protuberance and the second joint protuberance; Quantity corresponding to the location hole of described locator protrusions also is two, and it is arranged between described the first opening and described the second opening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220487296 CN202888388U (en) | 2012-09-21 | 2012-09-21 | Automobile antenna provided with umbrella-shaped oscillator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220487296 CN202888388U (en) | 2012-09-21 | 2012-09-21 | Automobile antenna provided with umbrella-shaped oscillator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202888388U true CN202888388U (en) | 2013-04-17 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220487296 Expired - Lifetime CN202888388U (en) | 2012-09-21 | 2012-09-21 | Automobile antenna provided with umbrella-shaped oscillator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202888388U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103682553A (en) * | 2012-09-21 | 2014-03-26 | 卜放 | Automobile antenna provided with umbrella-shaped oscillator |
| CN108023171A (en) * | 2017-12-14 | 2018-05-11 | 广东盛路通信科技股份有限公司 | A kind of umbrella antenna oscillator |
| CN108808218A (en) * | 2017-04-28 | 2018-11-13 | 原田工业株式会社 | Antenna assembly |
-
2012
- 2012-09-21 CN CN 201220487296 patent/CN202888388U/en not_active Expired - Lifetime
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103682553A (en) * | 2012-09-21 | 2014-03-26 | 卜放 | Automobile antenna provided with umbrella-shaped oscillator |
| CN103682553B (en) * | 2012-09-21 | 2015-10-21 | 卜放 | There is the car antenna of umbrella shape oscillator |
| CN108808218A (en) * | 2017-04-28 | 2018-11-13 | 原田工业株式会社 | Antenna assembly |
| JP2018191274A (en) * | 2017-04-28 | 2018-11-29 | 原田工業株式会社 | Antenna device |
| CN108808218B (en) * | 2017-04-28 | 2021-11-02 | 原田工业株式会社 | Antenna device |
| JP7016743B2 (en) | 2017-04-28 | 2022-02-07 | 原田工業株式会社 | Antenna device |
| CN108023171A (en) * | 2017-12-14 | 2018-05-11 | 广东盛路通信科技股份有限公司 | A kind of umbrella antenna oscillator |
| CN108023171B (en) * | 2017-12-14 | 2024-04-02 | 广东盛路通信科技股份有限公司 | Umbrella-shaped antenna oscillator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130417 Effective date of abandoning: 20151021 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |