CN210120222U - Foldable vehicle-mounted antenna - Google Patents
Foldable vehicle-mounted antenna Download PDFInfo
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- CN210120222U CN210120222U CN201921340019.5U CN201921340019U CN210120222U CN 210120222 U CN210120222 U CN 210120222U CN 201921340019 U CN201921340019 U CN 201921340019U CN 210120222 U CN210120222 U CN 210120222U
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Abstract
A foldable vehicle antenna, comprising: the main frame, a plurality of positioning frames fixed on the main frame, a plurality of movable frames sleeved on the main frame in a sliding manner, and a telescopic mechanism corresponding to the movable frames; each movable frame is respectively arranged corresponding to the positioning frame and is respectively arranged at the same side of the corresponding positioning frame; the synchronous parts are connected among the movable frames; the two sides of each positioning frame and the corresponding movable frame are respectively and correspondingly connected with a telescopic mechanism; the telescopic mechanism comprises a horizontal supporting rod hinged with the corresponding movable frame and a main receiving and transmitting assembly connected with the corresponding positioning frame; the main receiving and transmitting assembly comprises a first vibrator hinged with the corresponding positioning frame, a second vibrator hinged with the horizontal supporting rod and a third vibrator hinged with the first vibrator and the second vibrator respectively; the horizontal support rod is further hinged to the first oscillator, the first oscillator is arranged in parallel to the second oscillator, and the third oscillator is arranged in parallel to the horizontal support rod, so that the operation steps of the foldable vehicle-mounted antenna in the unfolding or folding process are simplified.
Description
Technical Field
The utility model relates to a radio communication technology field especially relates to a folding vehicle antenna.
Background
In the field of communication engineering, although microwave communication, satellite communication and quantum communication have been developed sufficiently in recent years, medium-and short-wave communication becomes an unreleasable common communication means due to the advantage of long propagation distance; in the medium and short wave matrix antennas, the longer the antenna element, the longer the wavelength, and the longer the transmission distance, and the length of the antenna element becomes a bottleneck restricting the development of the matrix antenna.
The conventional fixed matrix antenna is broken through to some extent, the length of the oscillator is easy to lengthen, but when the antenna needs to be made into a movable vehicle-mounted matrix antenna, the oscillator needs to be contracted so that an antenna carrying vehicle can run on a highway, and when the antenna works, the antenna oscillator needs to be unfolded to transmit signals.
SUMMERY OF THE UTILITY MODEL
In view of the above, there is a need for a foldable vehicle antenna that facilitates the extension or retraction process.
A foldable vehicle antenna, comprising: the device comprises a main frame, a plurality of positioning frames fixed on the main frame, a plurality of movable frames sleeved on the main frame in a sliding manner, and a telescopic mechanism corresponding to the movable frames; each movable frame is arranged corresponding to the positioning frame, and is arranged on the same side corresponding to the positioning frame; a synchronous part is connected between the movable frames; the two sides of each positioning frame and the corresponding movable frame are respectively and correspondingly connected with the telescopic mechanisms; the telescopic mechanism comprises a horizontal supporting rod hinged with the corresponding movable frame and a main receiving and transmitting assembly connected with the corresponding positioning frame; the main receiving and transmitting assembly comprises a first vibrator hinged with the corresponding positioning frame, a second vibrator hinged with the horizontal supporting rod and a third vibrator hinged with the first vibrator and the second vibrator respectively; the horizontal support rod is further hinged to the first vibrator, the first vibrator is arranged in parallel to the second vibrator, and the third vibrator is arranged in parallel to the horizontal support rod.
The foldable vehicle-mounted antenna is characterized in that the horizontal support rod, the first vibrator, the second vibrator and the third vibrator are hinged with each other, the first vibrator and the second vibrator and the third vibrator and the horizontal support rod are arranged in parallel, when any movable frame is pushed to approach the positioning frame, in each telescopic mechanism, the included angle between the horizontal support rod and the first vibrator is reduced, and the included angle between the second vibrator and the third vibrator is increased, so that the main transceiving component is in a state of extending and being vertical to the main frame; when the movable frame is far away from the positioning frame, the main receiving and transmitting assembly contracts, the first vibrator, the second vibrator and the third vibrator are close to each other, and the telescopic mechanisms synchronously act, so that the operation steps of the foldable vehicle-mounted antenna in the unfolding or folding process are simplified, and the foldable vehicle-mounted antenna can adapt to occasions with limited allowable operation time.
In one embodiment, the device further comprises a vertical supporting mechanism connected with the main frame; the vertical supporting mechanism comprises vertical supporting rods corresponding to the positioning frame, at least one vertical push rod connected with the movable frame, horizontal connecting rods respectively hinged with the vertical supporting rods and pull wires correspondingly connected with the vertical supporting rods; the vertical supporting rods are hinged with the corresponding positioning frames; the vertical supporting rods are arranged in parallel; the vertical push rods are connected between the at least one group of corresponding vertical supporting rods and the movable frame; the horizontal connecting rod is arranged in parallel with the main frame; the symmetrically arranged telescopic mechanisms are connected through the traction wire; therefore, the phenomenon that the part far away from the main frame sags due to the action of gravity after the telescopic mechanism extends is avoided, the stable structure of the foldable vehicle-mounted antenna is ensured, and the signal receiving and transmitting effect is ensured.
In one embodiment, the positioning frame comprises a vertical lug connected with the main frame, and a pin shaft element is arranged at the end parts of the vertical lug and the corresponding vertical support rod in a penetrating way; thereby realizing the hinging of the vertical supporting rod and the corresponding positioning frame.
In one embodiment, the device further comprises a vertical supporting mechanism connected with the main frame; the vertical supporting mechanism comprises a vertical supporting rod corresponding to the positioning frame, a vertical push rod corresponding to the movable frame and a traction wire correspondingly connected with the vertical supporting rod; the vertical supporting rods are hinged with the corresponding positioning frames; the vertical supporting rods are arranged in parallel; two ends of the vertical push rod are respectively hinged with the corresponding movable frame and the vertical support rod; the symmetrically arranged telescopic mechanisms are connected through the traction wire.
In one embodiment, the telescopic mechanism further comprises a plurality of secondary transceiving components directly or indirectly connected with the primary transceiving components; the auxiliary receiving and transmitting assembly comprises a parallel vibrator and an independent vibrator hinged with the parallel vibrator; thereby conveniently increasing the horizontal extension length of the telescopic mechanism.
In one embodiment, the positioning frame further comprises a horizontal side projection connected with the main frame; the horizontal side protruding blocks are respectively arranged on two sides of the main frame; the pin shaft piece penetrates through the horizontal side protruding block and the end part of the corresponding first vibrator; therefore, the first vibrator is hinged with the corresponding positioning frame.
In one embodiment, the positioning device further comprises an actuating mechanism for driving the movable frame to move relative to the positioning frame; therefore, the automatic extension and contraction of the foldable vehicle-mounted antenna can be realized.
In one embodiment, the actuating mechanism comprises a transmission component connected with the main frame and a driving motor connected with the transmission component; the transmission assembly comprises a screw rod and a nut piece sleeved on the screw rod; and an output shaft of the driving motor is connected with the screw rod.
In one embodiment, the transmission assembly is arranged in the main frame in a penetrating manner, a sliding groove corresponding to the movable frame is arranged on the main frame, the transmission assembly further comprises a connecting block arranged in the sliding groove in a penetrating manner, and the movable frame is connected with the nut piece through the connecting block.
In one embodiment, the transmission assembly is arranged in a main frame in a penetrating manner, a sliding groove corresponding to the synchronizing member is arranged on the main frame, the transmission assembly further comprises a connecting block arranged in the sliding groove in a penetrating manner, and the synchronizing member is connected with the nut member through the connecting block.
Drawings
Fig. 1 is a schematic perspective view of a foldable vehicle-mounted antenna according to a preferred embodiment of the present invention after a side telescoping mechanism is hidden;
FIG. 2 is an enlarged view of the foldable vehicle antenna shown in FIG. 1 at A;
FIG. 3 is an enlarged view of the foldable vehicle antenna shown in FIG. 2 at D;
FIG. 4A is an enlarged view of the foldable vehicle antenna shown in FIG. 1 at B;
FIG. 4B is an enlarged view of the foldable vehicle antenna shown in FIG. 1 at C;
FIG. 5 is a schematic perspective view of the foldable vehicle antenna of FIG. 1 after being further extended;
FIG. 6 is an enlarged view of the foldable vehicle antenna shown in FIG. 5 at E;
FIG. 7 is a schematic perspective view of the foldable vehicle antenna shown in FIG. 1 after being retracted;
FIG. 8 is a view showing the connection between the telescoping mechanism and the pull wire;
fig. 9 is a schematic structural diagram of the actuator.
Detailed Description
In order to facilitate understanding of the present invention, the present invention will be described more fully below. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.
Referring to fig. 1 to 9, a foldable vehicle-mounted antenna 100 according to a preferred embodiment of the present invention is used for receiving and transmitting electromagnetic wave signals. The foldable vehicle-mounted antenna 100 comprises a main frame 20, a plurality of positioning frames 30 fixed on the main frame 20, a plurality of movable frames 40 slidably sleeved on the main frame 20, and a telescopic mechanism 50 corresponding to the movable frames 40; each movable frame 40 is arranged corresponding to the positioning frame 30, and each movable frame 40 is arranged on the same side of the corresponding positioning frame 30; a synchronizing member 41 is connected between the movable frames 40; the two sides of each positioning frame 30 and the corresponding movable frame 40 are respectively and correspondingly connected with a telescopic mechanism 50; the telescopic mechanism 50 comprises a horizontal supporting rod 51 hinged with the corresponding movable frame 40 and a main transceiving component 52 connected with the corresponding positioning frame 30; the main transceiver component 52 comprises a first vibrator 521 hinged with the corresponding positioning frame 30, a second vibrator 522 hinged with the horizontal support rod 51, and a third vibrator 523 hinged with the first vibrator 521 and the second vibrator 522 respectively; the horizontal support rod 51 is further hinged to the first vibrator 521, the first vibrator 521 is arranged in parallel to the second vibrator 522, and the third vibrator 523 is arranged in parallel to the horizontal support rod 51.
When any movable frame 40 is pushed to approach the positioning frame 30, in each telescopic mechanism 50, the included angle between the horizontal support rod 51 and the first vibrator 521 is reduced, and the included angle between the second vibrator 522 and the third vibrator 523 is increased, so that the main transceiving component 52 is in a state of extending and being vertical to the main frame 20; when the movable frame 40 is far away from the positioning frame 30, the main transceiving component 52 is contracted, and meanwhile, the first vibrator 521, the second vibrator 522 and the third vibrator 523 are close to each other, and the telescopic mechanisms 50 synchronously act, so that the operation steps of the foldable vehicle-mounted antenna 100 in the unfolding or folding process are simplified, and the foldable vehicle-mounted antenna can be suitable for occasions with limited allowable operation time.
Referring to fig. 3 and 9, the main frame 20 is provided with a sliding slot 21 corresponding to the movable frame 40.
Referring to fig. 1 and 7, the telescoping mechanism 50 further includes a plurality of secondary transceiver modules 53 directly or indirectly connected to the primary transceiver module 52; the sub transceiver module 53 includes a parallel vibrator 531 and an independent vibrator 532 hinged to the parallel vibrator 531.
Specifically, for the secondary transceiving component 53 directly connected to the primary transceiving component 52, the parallel vibrator 531 is hinged to the first vibrator 521, the parallel vibrator 531 is arranged in parallel to the third vibrator 523, the independent vibrator 532 is hinged to the parallel vibrator 531 and the third vibrator 523, respectively, and the independent vibrator 532 is arranged in parallel to the first vibrator 521; for the sub transceiver module 53 to be indirectly connected to the main transceiver module 52, the parallel vibrator 531 is hinged to the third vibrator 523 or the independent vibrator 532 of the sub transceiver module 53 of the previous group, the parallel vibrator 531 is disposed in parallel to the independent vibrator 532 of the sub transceiver module 53 of the previous group, the independent vibrator 532 is hinged to the parallel vibrator 531 and the independent vibrator 532 of the sub transceiver module 53 of the previous group, respectively, and the independent vibrator 532 is disposed in parallel to the independent vibrator 532 of the sub transceiver module 53 of the previous group.
Referring to fig. 1, 2 and 8, in one of the above-mentioned modes, the foldable vehicle-mounted antenna 100 further includes a vertical supporting mechanism 60 connected to the main frame 20; the vertical supporting mechanism 60 comprises a vertical supporting rod 61 corresponding to the positioning frame 30, at least one vertical push rod 62 connected with the movable frame 40, a horizontal connecting rod 63 respectively hinged with each vertical supporting rod 61 and a traction wire 64 correspondingly connected with the vertical supporting rod 61; the vertical supporting rods 61 are hinged with the corresponding positioning frames 30; the vertical support rods 61 are arranged in parallel; a vertical push rod 62 is connected between at least one group of corresponding vertical support rods 61 and the movable frame 40; the horizontal connecting rod 63 is arranged in parallel with the main frame 20; the symmetrically arranged telescopic mechanisms 50 are connected through a traction wire 64; specifically, the positioning frame 30 includes a vertical protrusion 31 connected to the main frame 20, and the pin is inserted into the vertical protrusion 31 and the end of the corresponding vertical support rod 61.
When the movable frame 40 connected with the vertical push rod 62 moves close to the corresponding positioning frame 30, the included angle between the vertical push rod 62 and the vertical support rod 61 is reduced, and the horizontal connecting rod 63 drives other vertical support rods 61 to swing, so that the included angle between the vertical support rod 61 and the main frame 20 is increased, and the vertical support rod 61 vertically changes relative to the main frame 20 while the telescopic mechanism 50 extends; when the movable frame 40 moves in place, the telescopic mechanism 50 is fully extended and the vertical support rod 61 is erected, the pull wire 64 is just in a tight state, so that the telescopic mechanism 50 can keep a good horizontal state during working; specifically, each part between the symmetrically arranged telescopic mechanisms 50 can be connected through a single or multiple traction wires 64; specifically, the positioning frame 30 further includes horizontal side projections 32 connected to the main frame 20; the horizontal side projections 32 are respectively arranged at two sides of the main frame 20; the pin is inserted through the horizontal side protrusion 32 and the end of the corresponding first vibrator 521.
In another mode, the vertical supporting mechanism comprises a vertical supporting rod corresponding to the positioning frame, a vertical push rod corresponding to the movable frame and a traction wire correspondingly connected with the vertical supporting rod; the vertical supporting rods are hinged with the corresponding positioning frames; the vertical support rods are arranged in parallel; two ends of the vertical push rod are respectively hinged with the corresponding movable frame and the vertical support rod; the symmetrically arranged telescopic mechanisms are connected through a traction wire; when the movable frame 40 connected with the vertical push rods 62 moves close to the corresponding positioning frame 30, each vertical support rod 61 is synchronously pushed by the corresponding vertical push rod 62, and the effect that the vertical support rods 61 are perpendicular to the main frame 20 when the included angle between the vertical support rods 61 and the support of the main frame 20 is increased and the telescopic mechanism 50 extends is also achieved.
Referring to fig. 3 and 9, the foldable vehicle-mounted antenna 100 further includes an actuator 70 for driving the movable frame 40 to move relative to the corresponding positioning frame 30; the actuating mechanism 70 comprises a transmission component 71 connected with the main frame 20 and a driving motor 72 connected with the transmission component 71; the transmission assembly 71 comprises a screw 711 and a nut part 712 sleeved on the screw 711; an output shaft of the drive motor 72 is connected to the screw 711.
In one of the manners, the transmission assembly 71 is arranged in the main frame 20 in a penetrating manner, the transmission assembly 71 further comprises a connecting block 713 arranged in the sliding groove 21 in a penetrating manner, and the movable frame 40 is connected with the nut member 712 through the connecting block 713.
In another mode, the transmission assembly is arranged in the main frame in a penetrating mode, a sliding groove corresponding to the synchronous piece is formed in the main frame, the transmission assembly further comprises a connecting block arranged in the sliding groove in a penetrating mode, and the synchronous piece is connected with the nut piece through the connecting block.
The motor drives the screw 711 to rotate, and the nut 712 drives the movable frame 40 to move relative to the positioning frame 30 while moving relative to the screw 711, so that an included angle between the horizontal support rod 51 and the first vibrator 521 is changed, and automatic extension and retraction of the telescopic mechanism 50 are realized.
In the embodiment, the horizontal support rod, the first vibrator, the second vibrator and the third vibrator are hinged with each other, the first vibrator and the second vibrator and the third vibrator and the horizontal support rod are arranged in parallel, when any movable frame is pushed to approach the positioning frame, in each telescopic mechanism, an included angle between the horizontal support rod and the first vibrator is reduced, and meanwhile, an included angle between the second vibrator and the third vibrator is increased, so that the main transceiving component is in a state of extending and being vertical to the main frame; when the movable frame is far away from the positioning frame, the main receiving and transmitting assembly contracts, the first vibrator, the second vibrator and the third vibrator are close to each other, and the telescopic mechanisms synchronously act, so that the operation steps of the foldable vehicle-mounted antenna in the unfolding or folding process are simplified, and the foldable vehicle-mounted antenna can adapt to occasions with limited allowable operation time.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (10)
1. A foldable vehicle antenna, comprising: the device comprises a main frame, a plurality of positioning frames fixed on the main frame, a plurality of movable frames sleeved on the main frame in a sliding manner, and a telescopic mechanism corresponding to the movable frames; each movable frame is arranged corresponding to the positioning frame, and is arranged on the same side corresponding to the positioning frame; a synchronous part is connected between the movable frames; the two sides of each positioning frame and the corresponding movable frame are respectively and correspondingly connected with the telescopic mechanisms; the telescopic mechanism comprises a horizontal supporting rod hinged with the corresponding movable frame and a main receiving and transmitting assembly connected with the corresponding positioning frame; the main receiving and transmitting assembly comprises a first vibrator hinged with the corresponding positioning frame, a second vibrator hinged with the horizontal supporting rod and a third vibrator hinged with the first vibrator and the second vibrator respectively; the horizontal support rod is further hinged to the first vibrator, the first vibrator is arranged in parallel to the second vibrator, and the third vibrator is arranged in parallel to the horizontal support rod.
2. The foldable vehicle antenna of claim 1, further comprising a vertical support mechanism coupled to the main frame; the vertical supporting mechanism comprises vertical supporting rods corresponding to the positioning frame, at least one vertical push rod connected with the movable frame, horizontal connecting rods respectively hinged with the vertical supporting rods and pull wires correspondingly connected with the vertical supporting rods; the vertical supporting rods are hinged with the corresponding positioning frames; the vertical supporting rods are arranged in parallel; the vertical push rods are connected between the at least one group of corresponding vertical supporting rods and the movable frame; the horizontal connecting rod is arranged in parallel with the main frame; the symmetrically arranged telescopic mechanisms are connected through the traction wire.
3. The foldable vehicle-mounted antenna according to claim 2, wherein the positioning frame comprises a vertical protrusion connected with the main frame, and a pin member is inserted into the vertical protrusion and the end of the corresponding vertical support rod.
4. The foldable vehicle antenna of claim 1, further comprising a vertical support mechanism coupled to the main frame; the vertical supporting mechanism comprises a vertical supporting rod corresponding to the positioning frame, a vertical push rod corresponding to the movable frame and a traction wire correspondingly connected with the vertical supporting rod; the vertical supporting rods are hinged with the corresponding positioning frames; the vertical supporting rods are arranged in parallel; two ends of the vertical push rod are respectively hinged with the corresponding movable frame and the vertical support rod; the symmetrically arranged telescopic mechanisms are connected through the traction wire.
5. The foldable vehicle antenna of claim 1, wherein the telescoping mechanism further comprises a plurality of secondary transceiver modules connected directly or indirectly to the primary transceiver module; the auxiliary receiving and transmitting assembly comprises a parallel vibrator and an independent vibrator hinged with the parallel vibrator.
6. The foldable vehicle antenna of claim 1, wherein the spacer further comprises a horizontal side tab that connects the main frame; the horizontal side protruding blocks are respectively arranged on two sides of the main frame; and the pin shaft piece is arranged on the horizontal side lug and the end part of the corresponding first oscillator in a penetrating manner.
7. The foldable vehicle antenna of claim 1, further comprising an actuator for driving the movable frame to move relative to the spacer.
8. The foldable vehicle-mounted antenna according to claim 7, wherein the actuator comprises a transmission assembly connected to the main frame and a driving motor connected to the transmission assembly; the transmission assembly comprises a screw rod and a nut piece sleeved on the screw rod; and an output shaft of the driving motor is connected with the screw rod.
9. The foldable vehicle-mounted antenna according to claim 8, wherein the transmission assembly is inserted into the main frame, a sliding slot corresponding to the movable frame is formed in the main frame, the transmission assembly further comprises a connecting block inserted into the sliding slot, and the movable frame is connected with the nut member through the connecting block.
10. The foldable vehicle-mounted antenna according to claim 8, wherein the transmission assembly is inserted into a main frame, a sliding groove corresponding to the synchronizer is formed in the main frame, the transmission assembly further comprises a connecting block inserted into the sliding groove, and the synchronizer is connected with the nut member through the connecting block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921340019.5U CN210120222U (en) | 2019-08-14 | 2019-08-14 | Foldable vehicle-mounted antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921340019.5U CN210120222U (en) | 2019-08-14 | 2019-08-14 | Foldable vehicle-mounted antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210120222U true CN210120222U (en) | 2020-02-28 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921340019.5U Active CN210120222U (en) | 2019-08-14 | 2019-08-14 | Foldable vehicle-mounted antenna |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210120222U (en) |
-
2019
- 2019-08-14 CN CN201921340019.5U patent/CN210120222U/en active Active
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