CN109193151B - Omnibearing vibrator disc - Google Patents
Omnibearing vibrator disc Download PDFInfo
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- CN109193151B CN109193151B CN201811209887.XA CN201811209887A CN109193151B CN 109193151 B CN109193151 B CN 109193151B CN 201811209887 A CN201811209887 A CN 201811209887A CN 109193151 B CN109193151 B CN 109193151B
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- 230000005855 radiation Effects 0.000 claims abstract description 185
- 239000000758 substrate Substances 0.000 claims description 120
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 26
- 230000001965 increasing effect Effects 0.000 description 8
- 238000010586 diagram Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 230000002708 enhancing effect Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000008054 signal transmission Effects 0.000 description 3
- 238000003491 array Methods 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical group [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 230000003044 adaptive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/36—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith
- H01Q1/38—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith formed by a conductive layer on an insulating support
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/27—Adaptation for use in or on movable bodies
- H01Q1/32—Adaptation for use in or on road or rail vehicles
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/50—Structural association of antennas with earthing switches, lead-in devices or lightning protectors
Abstract
The utility model discloses an all-round oscillator dish, including base plate and oscillator, the oscillator passes through coaxial cable to be connected to signal processor, the oscillator is including setting up in the wiring port that is used for being connected with coaxial cable and a plurality of oscillator unit that distributes on the base plate around the central circumference array of base plate in the base plate center, the oscillator unit includes radiating part and conducting part, the radiating part is including parallel arrangement on the base plate first radiation piece and perpendicular second radiation piece that sets up in the base plate edge, the outside edge of first radiation piece links to each other with the medial surface of second radiation piece, conducting part parallel arrangement is on the base plate, and conducting part one end is connected with the one end of first radiation piece, and the other end is connected with the wiring port. Each oscillator unit comprises a first radiation sheet and a second radiation sheet which are mutually and perpendicularly connected, so that the signal receiving effect is greatly improved, not only can horizontal polarized wave signals be received, but also certain receiving effect is achieved on vertical polarized wave signals.
Description
Technical Field
The patent relates to the field of radio communication, and more particularly to an omni-directional vibrator disk.
Background
An antenna is a component used in a radio device to transmit or receive electromagnetic waves. Engineering systems such as radio communication, broadcasting, television, radar, navigation, electronic countermeasure, remote sensing, radio astronomy and the like all rely on antennas to work when information is transmitted by electromagnetic waves. With the popularity of wireless digital television signals, more and more people receive television signals outdoors or in mobile, rather than being limited to indoors. In outdoor, especially mobile, television signals are received, because the signal tower is fixed and the position of the receiving antenna is constantly changing, so that an omni-directional receiving antenna is required to ensure a better receiving effect.
The prior art discloses an omnidirectional television receiving antenna which comprises three pairs of half-wave element antenna arrays which are arranged at 120 degrees, and the antenna arrays are connected into a mixer through 75 ohm coaxial cables. The antenna array and the coaxial cable are connected in the following manner: the output ends of the two vibrators are connected to the output end of the third vibrator by using a wire, and then the positive electrode or the negative electrode of the coaxial cable is connected from the output end of the third vibrator by using the wire.
The prior art also discloses a television receiving antenna which comprises a U-section folded oscillator, wherein the U-section folded oscillator consists of three identical arc folded oscillators bent to about 120 degrees and is connected with a hybrid amplifier through a feeder line. The wiring mode of the three pairs of U-section vibrators is as follows: the three pairs of arc folded vibrators are connected in parallel through copper foil rings and then connected with a coaxial cable.
Therefore, the wiring mode of the omnidirectional antenna needs to use extra wires, wiring is complex, and three pairs of vibrators are independent vibrators, so that a mixer is required to be configured for mixing signals. In addition, the traditional antenna is formed by exposing the vibrators, the air filling is used for influencing the impedance of the vibrators, and the stable impedance is not ensured under the environment of changing outdoor wind speed, air pressure and air composition, so that the quality of a received signal is influenced.
Disclosure of Invention
Therefore, in order to overcome at least one of the defects in the prior art, the patent provides the omnibearing vibrator disc with convenient wiring and better signal receiving effect.
In order to solve the technical problems, the patent adopts the following technical scheme:
the utility model provides an all-round oscillator dish, includes base plate and oscillator, the oscillator passes through coaxial cable to be connected to signal processor, the oscillator is including setting up in the base plate center, be used for with coaxial cable connection's wiring port and a plurality of oscillator unit that distributes on the base plate around base plate center circumference array, the oscillator unit includes radiating part and conducting part, the radiating part includes parallel arrangement on the base plate first radiation piece and perpendicular setting in the second radiation piece at the base plate edge, the outside edge of first radiation piece links to each other with the medial surface of second radiation piece, conducting part parallel arrangement is on the base plate, and conducting part one end is connected with the one end of first radiation piece, and the other end is connected with the wiring port.
In the patent, vibrator units are distributed on a substrate around a substrate center circumferential array, and a conducting part of each vibrator unit is connected to a wiring port and is uniformly connected to a signal processor through a coaxial cable by the wiring port. The first radiation piece and the second radiation piece are of thin-plate structures, the substrate is also of thin-plate structures, the first radiation piece is arranged on the substrate in parallel, the first radiation piece is attached to the substrate, and the horizontal plane of the first radiation piece is parallel to the horizontal plane of the substrate; the second radiation piece is vertically arranged at the edge of the substrate, namely, the second radiation piece tightly winds the periphery of the substrate to form a curved surface or a plane which is matched with the shape of the edge of the substrate, and the horizontal plane where the second radiation piece is positioned or the tangent plane of any point on the second radiation piece is mutually perpendicular to the horizontal plane where the substrate is positioned. The oscillator dish that car as a house antenna adopted this patent even in the use car as a house is through the road that the road surface is rugged, the receiving effect also receives not influenced. In addition, because the second radiation piece that is connected perpendicularly with first radiation piece sets up next base plate edge for the firm stability of structure of oscillator unit, thereby guarantee signal reception, reflection, the stability of transmission, guarantee signal's receipt effect.
The first radiation sheet and the second radiation sheet which are mutually and vertically connected basically form a linear connection, and can be connected together in a welding mode according to the current state of the processing technology, but the virtual welding is easy to form, the signal transmission is not facilitated, and the attractiveness of the vibrator unit is difficult to ensure; an integral molding mode can also be adopted, but the requirement on the processing technology is extremely high. In order to facilitate the connection between the first radiation piece and the second radiation piece, the inner side surface of the second radiation piece is provided with a plurality of first connection ports, and the second radiation piece is connected with the first radiation piece in a conducting way through the first connection ports.
Preferably, in order to facilitate the manufacture of the second radiation sheet, the first radiation sheet is connected to the middle of the second radiation sheet in the direction perpendicular to the substrate, the second radiation sheet is divided into an upper part and a lower part by a connecting line formed between the first radiation sheet and the second radiation sheet, the upper part of the second radiation sheet is partially folded inwards to form a first connecting port, namely, the upper part of the second radiation sheet is formed into a plurality of parts which are mutually disconnected in a mode of being provided with broken lines, each part after disconnection is still connected to the lower part of the second radiation sheet, and then certain parts of the parts are folded inwards to form a first connecting port in a side turning manner, so that the manufacture efficiency of the second radiation sheet is greatly improved, the connection stability and the effectiveness of the second radiation sheet and the first radiation sheet are ensured, and the signal transmission effect is further ensured.
The radiation part also comprises a third radiation piece which is arranged in parallel and is arranged at a distance from the substrate, and the outer side edge of the third radiation piece is connected with the inner side face of the second radiation piece. Similarly, the third radiating piece is also of a thin-sheet structure, the radiating part comprises a first radiating piece and a third radiating piece which are parallel to each other and a second radiating piece which connects the first radiating piece and the third radiating piece together, the first radiating piece is connected with the conducting part, and signals received by the three radiating pieces are finally transmitted to the signal processor through the conducting part and a coaxial cable connected with the conducting part. The third radiation sheet parallel to the first radiation sheet is added, the reflection index of the antenna element is better, and due to the change of the structure, the matching performance of the antenna is improved, the reflection of signals is reduced, and the receiving efficiency is improved. The improvement of the vibrator structure enlarges the size of the vibrator, widens the receiving frequency band of the antenna, and improves the gain of 470-520MHz frequency joint, thereby enhancing the receiving effect. Under the condition of not increasing the diameter of the product, the receiving area of the vibrator is enlarged, and the gain flatness in the UHF frequency band is improved.
Preferably, the distance between the first radiation piece and the third radiation piece is 5-25 mm. The widening of UHF frequency can be obtained when the distance between the first radiation piece and the third radiation piece is about 5-25 mm, and the signal receiving effect is further improved.
The third radiating sheet and the second radiating sheet which are connected in a mutually perpendicular manner are basically connected in a linear manner, and can be connected together in a welding manner according to the current state of the processing technology, but the virtual welding is easy to form, the signal transmission is not facilitated, and the attractiveness of the vibrator unit is difficult to ensure; an integral molding mode can also be adopted, but the requirement on the processing technology is extremely high. In order to facilitate the connection between the third radiation piece and the second radiation piece, a plurality of second connection ports are arranged on the lower edge or the upper edge of the inner side surface of the second radiation piece, and the second radiation piece is connected with the third radiation piece in a conducting way through the second connection ports.
The vibrator unit is positioned and fixed through the base plate, and the base plate is of a thin plate structure, and a clamping groove, a clamping buckle, a limiting protrusion or a combination of the clamping groove, the clamping buckle and the limiting protrusion can be arranged on the base plate to position and fix the first radiation sheet and the conducting part, so that the vibrator unit is fixed. However, since the third radiation piece is not supported by the substrate, the vibrator unit is easy to crush in the transportation process, therefore, the substrate is provided with a plurality of connecting columns, the connecting columns are provided with threaded holes penetrating through the substrate, through holes corresponding to the threaded holes are formed in the first radiation piece, the third radiation piece and the second connecting port, the first radiation piece and the first connecting port are connected and fixed on the substrate through the matching of the through holes and the threaded holes of the substrate, and the third radiation piece and the second connecting port are connected and fixed on the connecting columns through the matching of the through holes and the threaded holes of the connecting columns. Therefore, all the components of the vibrator unit can be supported, positioned and fixed by the substrate, so that the structural stability of the vibrator disc is improved, and the stability of signal receiving is further ensured. In addition, the first radiation piece and the third radiation piece which are parallel to each other are respectively arranged on the upper side and the lower side of the substrate, so that mutual interference is avoided, meanwhile, the signal intensity is improved, and the receiving effect is better.
The frequency range expected to be received can be obtained by adjusting the size of the oscillator disk, in the patent, the thickness of the oscillator disk is inversely related to the radial size of the oscillator disk, and if the oscillator disk is expected to receive a low frequency range, the oscillator disk can be increased by increasing the thickness of the oscillator disk under the condition that the radial size is unchangedVibrator plateObtained by the thickness of the second radiation sheet (i.e. the width of the second radiation sheet), or by the thickness being constantIncrease in sizeThe radial dimension of the vibrator plate is obtained. Considering the signal receiving effect and the rationality of the vibrator disc structure, the thickness of the vibrator disc is preferably 10-40 mm.
The substrate is of a circular or regular polygon structure, 3-4 vibrator units distributed around the center of the substrate in an equal-angle circumferential array mode are arranged on the substrate, and the first radiation piece or the first radiation piece and the third radiation piece are of a fan ring structure or a strip structure or a < shape structure which are adaptive to the edge shape of the substrate.
The upper surface and the lower surface of the substrate are respectively provided with 3-4 vibrator units distributed in an equal-angle circumferential array around the center of the substrate, the length of each vibrator unit in the circumferential direction is not more than 1/6 or 1/8 of the circumference of the edge of the substrate, and the vibrator units arranged on the upper surface of the substrate and the vibrator units arranged on the lower surface of the substrate are distributed at intervals.
The oscillator unit is connected with the coaxial cable through the wiring port arranged at the center of the substrate, and for the convenience of connection between the oscillator unit and the coaxial cable, especially for the oscillator disk with oscillator units arranged on the upper surface and the lower surface, the wiring port comprises a first wiring ring and a second wiring ring which are respectively arranged on the upper surface and the lower surface of the substrate, the inner wall of the second wiring ring is provided with a wiring arm, the center of the substrate is provided with a wiring through hole, and the coaxial cable is connected with the wiring arm through the wiring through hole after connected with the first wiring ring from the upper side or the lower side of the substrate. The conducting parts of the vibrator units arranged on the upper surface and the lower surface of the substrate can be respectively connected to the outer wall of the first wiring ring or the second wiring ring in an integrated forming or later connecting mode, and the conducting parts of the vibrator units can be respectively lapped on the first wiring ring or the second wiring ring during later installation. For the connection of convenient coaxial cable and two wiring rings, set up the wiring arm on the second wiring ring inner wall, coaxial cable can be connected through the wiring arm of first wiring ring center and second wiring ring behind the first wiring ring, is favorable to improving the connection stability between coaxial cable and the oscillator, and then improves the transmission stability of signal.
The upper surface and the lower surface of the substrate are respectively provided with a wiring port positioning protrusion.
The base plate is provided with a plurality of large hollowed holes which avoid vibrators and are distributed around the center of the base plate in a circumferential array manner, and a plurality of small round holes for fixing cables or installing and fixing vibrator plates. The large hollowed-out holes are formed in the base plate, so that the base plate can be conveniently grabbed, the base plate can be grabbed in the assembly process of the oscillator disk, the oscillator disk can be grabbed in the assembly process of the antenna, the base plate raw materials can be saved, and the weight of the oscillator disk can be reduced. The arrangement of the small round holes enables the cables connected with the vibrators to be orderly arranged, and interference of the cables on signal receiving is avoided; the positioning connecting hole can also be used as a positioning connecting hole when being installed and fixed on the antenna shell in the later stage.
Compared with the prior art, the patent has the following beneficial effects: in the patent, vibrator units are distributed on the surface of a substrate around the central circumferential array of the substrate, and the conducting part of each vibrator unit is connected to a wiring port and is uniformly connected to a signal processor through a coaxial cable by the wiring port. Each oscillator unit comprises a first radiation sheet and a second radiation sheet which are mutually and perpendicularly connected, and the first radiation sheet is connected to the middle position of the inner side surface of the second radiation sheet in the vertical direction, so that the signal receiving effect is greatly improved, not only can horizontal polarized wave signals be received, but also certain receiving effect is achieved on the vertical polarized wave signals. The third radiation sheet which is arranged in parallel with the first radiation sheet and connected with the second radiation sheet is added, the reflection index of the antenna oscillator is better, and due to the change of the structure, the matching performance of the antenna is improved, the reflection of signals is reduced, and the receiving efficiency is improved. The improvement of the vibrator structure enlarges the size of the vibrator, widens the receiving frequency band of the antenna, and improves the gain of 470-520MHz frequency joint, thereby enhancing the receiving effect. Under the condition of not increasing the diameter of the product, the receiving area of the vibrator is enlarged, and the gain flatness in the UHF frequency band is improved.
Drawings
Fig. 1 is a schematic diagram of a vibrator plate of example 1.
Fig. 2 is a schematic diagram of the vibrator unit structure of example 1.
Fig. 3 is a schematic diagram of the structure of a vibrator plate according to embodiment 2.
Fig. 4 is a schematic diagram of a vibrator plate according to embodiment 2.
Fig. 5 is a schematic diagram of the vibrator unit structure of embodiment 2.
Fig. 6 is a partial enlarged view of the portion a in fig. 3.
Fig. 7 is a partial enlarged view of the portion B in fig. 3.
Fig. 8 is a partial enlarged view of the portion C in fig. 4.
Reference numerals illustrate: the device comprises a substrate 100, a connection column 110, a wiring through hole 120, a wiring port positioning protrusion 130, a large hollow hole 140, a small round hole 150, a wiring port 210, a first wiring ring 211, a second wiring ring 212, a wiring arm 2121, a vibrator unit 220, a first radiation piece 221, a second radiation piece 222, a first connection port 2221, a second connection port 2222, a third radiation piece 223, and a conductive part 224.
Detailed Description
The drawings are for illustrative purposes only and are not to be construed as limiting the present patent; for the purpose of better illustrating the embodiments, certain elements of the drawings may be omitted, enlarged or reduced and do not represent the actual product dimensions; it will be appreciated by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted; the positional relationship described in the drawings is for illustrative purposes only and is not to be construed as limiting the present patent. This patent is described in further detail below in connection with specific examples.
Example 1
As shown in fig. 1-2, an omnidirectional oscillator disk includes a substrate 100 and an oscillator, the oscillator is connected to a signal processor through a coaxial cable, the oscillator includes a connection port 210 disposed in the center of the substrate 100 and used for being connected with the coaxial cable, and a plurality of oscillator units 220 distributed on the substrate 100 around the central circumferential array of the substrate 100, the oscillator units 220 include a radiation portion and a conductive portion, the radiation portion includes a first radiation sheet 221 disposed on the substrate 100 in parallel and a second radiation sheet 222 disposed on the edge of the substrate 100 in perpendicular, an outer edge of the first radiation sheet 221 is connected with an inner side surface of the second radiation sheet 222, the conductive portion is disposed on the substrate 100 in parallel, one end of the conductive portion is connected with one end of the first radiation sheet 221, and the other end is connected with the connection port 210.
In this patent, the vibrator units 220 are distributed on the surface of the substrate 100 around the central circumferential array of the substrate 100, and the conductive portion of each vibrator unit 220 is connected to the connection port 210, and is uniformly connected to the signal processor through the connection port 210 by a coaxial cable. The first radiation piece 221 and the second radiation piece 222 are both in a thin plate structure, the substrate is also in a thin plate structure, the first radiation piece 221 is arranged on the substrate 100 in parallel, which is equivalent to that the first radiation piece 221 is attached to the substrate 100, and the horizontal plane of the first radiation piece 221 is parallel to the horizontal plane of the substrate 100; the second radiation piece 222 is vertically disposed at the edge of the substrate 100, that is, the second radiation piece 222 tightly surrounds the periphery of the substrate 100 to form a curved surface or a plane corresponding to the shape of the edge of the substrate 100, the horizontal plane of the second radiation piece 222 or the tangential plane of any point on the second radiation piece 222 is mutually perpendicular to the horizontal plane of the substrate 100, so each vibrator unit 220 comprises a first radiation piece 221 and a second radiation piece 222 which are mutually vertically connected, and the first radiation piece 221 is connected to the middle position of the inner side surface of the second radiation piece 222 in the vertical direction, so that the bandwidth is wider, the gain is higher, the signal receiving effect is greatly improved, not only the horizontally polarized wave signal can be received, but also a certain receiving effect is provided for the vertically polarized wave signal. The oscillator dish that car as a house antenna adopted this patent even in the use car as a house is through the road that the road surface is rugged, the receiving effect also receives not influenced. In addition, since the second radiation piece 222 vertically connected with the first radiation piece 221 is disposed next to the edge of the substrate, the structure of the vibrator unit is firm and stable, thereby ensuring the stability of signal reception, reflection and transmission and the signal receiving effect.
As shown in fig. 2, the radiation part further includes a third radiation piece 223 disposed in parallel and spaced apart from the substrate 100, and an outer edge of the third radiation piece 223 is connected to an inner side of the second radiation piece 222. The third radiating sheet 223 which is parallel to the first radiating sheet 221 and is connected to the upper edge or the lower edge of the inner side surface of the second radiating sheet 222 in the vertical direction is added, the reflection index of the antenna oscillator is better, and due to the change of the structure, the matching performance of the antenna is improved, the reflection of signals is reduced, and the receiving efficiency is improved. The improvement of the vibrator structure enlarges the size of the vibrator, widens the receiving frequency band of the antenna, and improves the gain of 470-520MHz frequency joint, thereby enhancing the receiving effect. Under the condition of not increasing the diameter of the product, the receiving area of the vibrator is enlarged, and the gain flatness in the UHF frequency band is improved.
Example 2
As shown in fig. 3 to 5, an omnidirectional oscillator disk includes a substrate 100 and an oscillator, the oscillator is connected to a signal processor through a coaxial cable, the oscillator includes a connection port 210 disposed in the center of the substrate 100 and used for being connected with the coaxial cable, and a plurality of oscillator units 220 distributed on the substrate 100 in a circumferential array around the center of the substrate 100, the oscillator units 220 include a radiation portion and a conductive portion, the radiation portion includes a first radiation sheet 221 disposed on the substrate 100 in parallel and a second radiation sheet 222 disposed on the edge of the substrate 100 in perpendicular, an outer edge of the first radiation sheet 221 is connected with an inner side surface of the second radiation sheet 222, the conductive portion is disposed on the substrate 100 in parallel, one end of the conductive portion is connected with one end of the first radiation sheet 221, and the other end is connected with the connection port 210.
In this patent, the vibrator units 220 are distributed on the surface of the substrate 100 around the central circumferential array of the substrate 100, and the conductive portion of each vibrator unit 220 is connected to the connection port 210, and is uniformly connected to the signal processor through the connection port 210 by a coaxial cable. The first radiation piece 221 and the second radiation piece 222 are both in a thin plate structure, the substrate is also in a thin plate structure, the first radiation piece 221 is arranged on the substrate 100 in parallel, which is equivalent to that the first radiation piece 221 is attached to the substrate 100, and the horizontal plane of the first radiation piece 221 is parallel to the horizontal plane of the substrate 100; the second radiation piece 222 is vertically disposed at the edge of the substrate 100, that is, the second radiation piece 222 tightly surrounds the periphery of the substrate 100 to form a curved surface or a plane corresponding to the shape of the edge of the substrate 100, the horizontal plane of the second radiation piece 222 or the tangential plane of any point on the second radiation piece 222 is mutually perpendicular to the horizontal plane of the substrate 100, so each vibrator unit 220 comprises a first radiation piece 221 and a second radiation piece 222 which are mutually vertically connected, and the first radiation piece 221 is connected to the middle position of the inner side surface of the second radiation piece 222 in the vertical direction, so that the bandwidth is wider, the gain is higher, the signal receiving effect is greatly improved, not only the horizontally polarized wave signal can be received, but also a certain receiving effect is provided for the vertically polarized wave signal. The oscillator dish that car as a house antenna adopted this patent even in the use car as a house is through the road that the road surface is rugged, the receiving effect also receives not influenced. In addition, since the second radiation piece 222 vertically connected with the first radiation piece 221 is disposed next to the edge of the substrate, the structure of the vibrator unit is firm and stable, thereby ensuring the stability of signal reception, reflection and transmission and the signal receiving effect.
As shown in fig. 5, in order to facilitate connection between the first radiation piece 221 and the second radiation piece 222, a plurality of first connection ports 2221 are provided on an inner side surface of the second radiation piece 222, and the second radiation piece 222 is connected to the first radiation piece 221 through the first connection ports 2221 in a conductive manner. Preferably, to facilitate the fabrication of the second radiation piece 222, the first radiation piece 221 is connected to the middle of the second radiation piece 222 in the vertical substrate direction, and a connection line formed between the two divides the second radiation piece 222 into an upper portion and a lower portion, and the upper portion of the second radiation piece 222 is partially folded inwards to form the first connection port 2221.
As shown in fig. 5, the radiation part further includes a third radiation piece 223 disposed in parallel and spaced apart from the substrate 100, and an outer edge of the third radiation piece 223 is connected to an inner side of the second radiation piece 222. A third radiation piece 223 which is parallel to the first radiation piece 221 and is connected to the inner side surface of the second radiation piece 222 in the vertical direction is added, the reflection index of the antenna element is better, and due to the change of the structure, the matching performance of the antenna is improved, the reflection of signals is reduced, and the receiving efficiency is improved. The improvement of the vibrator structure enlarges the size of the vibrator, widens the receiving frequency band of the antenna, and improves the gain of 470-520MHz frequency joint, thereby enhancing the receiving effect. Under the condition of not increasing the diameter of the product, the receiving area of the vibrator is enlarged, and the gain flatness in the UHF frequency band is improved. Preferably, the distance between the first radiation piece 221 and the third radiation piece 223 is 5-25 mm. The widening of the UHF frequency can be obtained when the distance between the first radiation piece 221 and the third radiation piece 223 is about 5 to 25mm, and the signal receiving effect can be further improved.
In order to facilitate the connection between the third radiation piece 223 and the second radiation piece 222, a plurality of second connection ports 2222 are provided at the lower edge or the upper edge of the inner side surface of the second radiation piece 222, and the second radiation piece 222 is connected with the third radiation piece 223 through the second connection ports 2222 in a conductive manner.
As shown in fig. 6, the substrate 100 is provided with a plurality of connection columns 110, the connection columns 110 have threaded holes penetrating through the surface of the substrate 100, the first radiation sheet 221, the third radiation sheet 223, and the second connection port 2221 and 2222 are provided with through holes corresponding to the threaded holes, the first radiation sheet 221 and the first connection port 2221 are fixed on the substrate 100 through the matching connection of the through holes and the threaded holes of the substrate 100, and the third radiation sheet 223 and the second connection port 2222 are fixed on the connection columns 110 through the matching connection of the through holes and the threaded holes of the connection columns 110.
The frequency range expected to be received can be obtained by adjusting the size of the oscillator disk, in this patent, the thickness of the oscillator disk and the radial size of the oscillator disk are inversely related, if the low frequency range is expected to be received, the low frequency range can be obtained by increasing the thickness of the oscillator disk (namely, the width of the second radiation piece) under the condition that the radial size is unchanged, and the low frequency range can also be obtained by increasing the radial size of the oscillator disk under the condition that the thickness is unchanged. Considering the signal receiving effect and the rationality of the vibrator disc structure, the thickness of the vibrator disc is preferably 10-40 mm.
As shown in fig. 3 to 4, the substrate 100 is circular, 3 to 4 vibrator units 220 distributed in a circumferential array around the center of the substrate 100 at equal angles are disposed on the substrate 100, and the first radiation piece 221 or the first radiation piece 221 and the third radiation piece 223 have a fan-ring structure adapted to the edge shape of the substrate 100.
As shown in fig. 3 to 4, the upper surface and the lower surface of the substrate 100 are respectively provided with 3 to 4 vibrator units 220 distributed in a circumferential array at equal angles around the center of the substrate 100, the length of each vibrator unit 220 in the circumferential direction is not more than 1/6 or 1/8 of the circumference of the edge of the substrate 100, and the vibrator units 220 mounted on the upper surface of the substrate 100 and the vibrator units 220 mounted on the lower surface of the substrate 100 are distributed at intervals.
As shown in fig. 7 to 8, the connection port 210 includes a first connection ring 211 and a second connection ring 212 respectively disposed on the upper surface and the lower surface of the substrate 100, a connection arm 2121 is disposed on the inner wall of the second connection ring 212, a connection through hole 120 is disposed in the center of the substrate 100, and a coaxial cable is connected to the connection arm 2121 from the upper side or the lower side of the substrate 100 through the connection through hole 120 after being connected to the first connection ring 211.
The upper and lower surfaces of the substrate 100 are provided with the positioning protrusions 130 of the connection ports 210.
Referring to fig. 3, the substrate 100 is provided with a plurality of large hollow holes 140 which avoid the vibrator and are distributed around the central circumference of the substrate 100, and a plurality of small round holes 150 for fixing cables or mounting a fixed vibrator tray. The large hollowed-out holes 140 are formed in the substrate, so that the substrate is convenient to grasp, whether the substrate 100 is grasped in the assembly process of the oscillator disk or the oscillator disk is grasped in the assembly process of the antenna, the substrate raw materials are saved, and the weight of the oscillator disk is reduced. The arrangement of the small round holes 150 enables the cables connected with the vibrators to be orderly arranged, and interference of the cables on signal receiving is avoided; the positioning connecting hole can also be used as a positioning connecting hole when being installed and fixed on the antenna shell in the later stage.
It is to be understood that the above examples of this patent are presented for purposes of illustration only and are not intended to limit the scope of the embodiments of this patent. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. that comes within the spirit and principles of the present patent should be included in the protection scope of the present patent claims.
Claims (6)
1. The omnibearing vibrator disc comprises a substrate and a vibrator, wherein the vibrator is connected to a signal processor through a coaxial cable, and is characterized by comprising a wiring port arranged in the center of the substrate and used for being connected with the coaxial cable and a plurality of vibrator units distributed on the substrate in a circumferential array around the center of the substrate, wherein each vibrator unit comprises a radiation part and a conduction part, each radiation part comprises a first radiation sheet arranged on the substrate in parallel and a second radiation sheet arranged on the edge of the substrate in vertical, the outer side edge of each first radiation sheet is connected with the inner side surface of each second radiation sheet, each conduction part is arranged on the substrate in parallel, one end of each conduction part is connected with one end of each first radiation sheet, and the other end of each conduction part is connected with the wiring port;
the inner side surface of the second radiation sheet is provided with a plurality of first connection ports, and the second radiation sheet is connected with the first radiation sheet in a conducting way through the first connection ports;
the radiation part further comprises third radiation sheets which are arranged in parallel and are arranged at intervals from the substrate, and the outer side edge of each third radiation sheet is connected with the inner side surface of each second radiation sheet;
the distance between the first radiation piece and the third radiation piece is 5-25 mm;
the inner side surface of the second radiation sheet is provided with a plurality of second connection ports, and the second radiation sheet is connected with the third radiation sheet in a conducting way through the second connection ports.
2. The omni-directional oscillator disk according to claim 1, wherein the substrate is provided with a plurality of connection posts, the connection posts are provided with threaded holes penetrating through the substrate, through holes corresponding to the threaded holes are formed in the first radiation piece, the third radiation piece and the second connection port of the first connection port, the first radiation piece and the first connection port are fixedly arranged on the substrate through the matched connection of the through holes and the threaded holes of the substrate, and the third radiation piece and the second connection port are fixedly arranged on the connection posts through the matched connection of the through holes and the threaded holes of the connection posts.
3. The omni-directional vibrator disk according to any one of claims 1-2, wherein the thickness of the vibrator disk is 10-40 mm.
4. The omni-directional oscillator disk according to any one of claims 1 to 2, wherein 3 to 4 oscillator units distributed in an equiangular circumferential array around the center of the substrate are arranged on the upper surface and the lower surface of the substrate, the length of each oscillator unit in the circumferential direction is not more than 1/6 or 1/8 of the circumference of the edge of the substrate, and the oscillator units mounted on the upper surface of the substrate and the oscillator units mounted on the lower surface of the substrate are distributed at intervals.
5. The omni-directional oscillator disk according to claim 4, wherein the connection port comprises a first connection ring and a second connection ring respectively arranged on the upper surface and the lower surface of the substrate, a connection arm is arranged on the inner wall of the second connection ring, a connection through hole is arranged in the center of the substrate, and the coaxial cable is connected with the connection arm through the connection through hole after being connected with the first connection ring from the upper side or the lower side of the substrate.
6. The omni-directional vibrator disk according to any one of claims 1-2, wherein the substrate is provided with a plurality of large hollowed holes which avoid vibrators and are distributed in an array around the center circumference of the substrate, and a plurality of small round holes for fixing cables or mounting the fixed vibrator disk.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811209887.XA CN109193151B (en) | 2018-10-17 | 2018-10-17 | Omnibearing vibrator disc |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811209887.XA CN109193151B (en) | 2018-10-17 | 2018-10-17 | Omnibearing vibrator disc |
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| CN109193151A CN109193151A (en) | 2019-01-11 |
| CN109193151B true CN109193151B (en) | 2024-01-26 |
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| CN201811209887.XA Active CN109193151B (en) | 2018-10-17 | 2018-10-17 | Omnibearing vibrator disc |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102760943A (en) * | 2012-07-20 | 2012-10-31 | 杨瑞典 | Omnidirectional television receiving antenna |
| WO2014012311A1 (en) * | 2012-07-20 | 2014-01-23 | 深圳市龙侨华实业有限公司 | Omnidirectional television receiver antenna and modular television antenna employing the antenna |
| CN204375913U (en) * | 2014-12-26 | 2015-06-03 | 厦门奥佳实业有限公司 | A kind of novel high-gain horizontal polarized omnidirectional antenna |
| CN106532272A (en) * | 2016-12-29 | 2017-03-22 | 江苏亚信电子科技有限公司 | Dual-polarized broadband antenna |
| CN208820052U (en) * | 2018-10-17 | 2019-05-03 | 深圳市安拓浦科技有限公司 | A kind of comprehensive oscillator disk |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1734836B (en) * | 2004-08-10 | 2010-11-17 | 富士康(昆山)电脑接插件有限公司 | Antenna |
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2018
- 2018-10-17 CN CN201811209887.XA patent/CN109193151B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102760943A (en) * | 2012-07-20 | 2012-10-31 | 杨瑞典 | Omnidirectional television receiving antenna |
| WO2014012311A1 (en) * | 2012-07-20 | 2014-01-23 | 深圳市龙侨华实业有限公司 | Omnidirectional television receiver antenna and modular television antenna employing the antenna |
| CN204375913U (en) * | 2014-12-26 | 2015-06-03 | 厦门奥佳实业有限公司 | A kind of novel high-gain horizontal polarized omnidirectional antenna |
| CN106532272A (en) * | 2016-12-29 | 2017-03-22 | 江苏亚信电子科技有限公司 | Dual-polarized broadband antenna |
| CN208820052U (en) * | 2018-10-17 | 2019-05-03 | 深圳市安拓浦科技有限公司 | A kind of comprehensive oscillator disk |
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| Publication number | Publication date |
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| CN109193151A (en) | 2019-01-11 |
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