CN209526214U - A kind of two-way covering log-periodic antenna - Google Patents

Abstract

The utility model discloses a kind of two-way covering log-periodic antennas, install first antenna body and the second antenna body simultaneously in mounting bracket, to realize the two-way signaling covering of gallery scene；First antenna body and the second antenna body are respectively provided with there are two the mutually perpendicular antenna oscillator of polarization direction, and two mutually perpendicular antenna oscillators are mutually non-interference, weaken the ping-pong of signal, realize the dual polarization of log-periodic antenna, raising communication efficiency；Using low windage antenna appearance, be conducive to use in the long and narrow tunnel of high speed.

Description

A kind of two-way covering log-periodic antenna

Technical field

The utility model relates to a kind of antenna more particularly to a kind of two-way covering log-periodic antennas.

Background technique

Antenna is the important component of mobile communication base station antenna-feeder system, and different scenes needs different antennas, double The signal covering of the closing gallery scene such as elevator, vcehicular tunnel can be same as to covering log-periodic antenna.But when Preceding major part directional aerial can only support a direction signal covering, though having part is two-way covering log-periodic antenna, but These two-way covering log-periodic antennas are easy to produce ping-pong, are not able to satisfy requirement.

Therefore, the existing technology needs to be improved and developed.

Summary of the invention

The purpose of this utility model is to provide a kind of two-way covering log-periodic antennas, it is intended to solve existing major part Directional aerial can only support a direction signal covering, even if having part is two-way covering log-periodic antenna, but these are two-way The problem of covering log-periodic antenna is easy to produce ping-pong.

The technical solution of the utility model is as follows: a kind of two-way covering log-periodic antenna, wherein including mounting bracket, First antenna body and the second antenna body, the first antenna body are mounted in mounting bracket, and the second antenna body is mounted on installation branch On frame, the first antenna body and the second antenna body realize that the information of two different directions covers；The first antenna body and The structure of two antenna bodies is consistent；First antenna body includes first antenna oscillator and the second antenna oscillator, the first antenna oscillator Polarization direction and the second antenna oscillator polarization direction it is orthogonal.

The two-way covering log-periodic antenna, wherein further include first antenna pole plate and the second antenna pad, The left side of one antenna pad is provided with multiple first antenna oscillators, and the right side of first antenna pole plate is provided with multiple first Antenna oscillator, the first antenna oscillator of left side and right side that first antenna pole plate is arranged in the same plane, and are set Set the first antenna oscillator and the first antenna for the right side that first antenna pole plate is set in the left side of first antenna pole plate Oscillator is arranged in a staggered manner mutually；The left side of second antenna pad is provided with multiple second antenna oscillators, in the second antenna pad Right side be provided with multiple second antenna oscillators, be arranged in the second antenna pad left side and right side the second antenna vibration Son in the same plane, and is arranged in the second antenna oscillator of the left side of the second antenna pad and is arranged in the second antenna pole Second antenna oscillator of the right side of plate is arranged in a staggered manner mutually；The first antenna oscillator of the left side of first antenna pole plate is set With the second of the right side of the second antenna pad the lower antenna oscillator interval setting, the of the right side of first antenna pole plate is set The lower antenna oscillator interval setting of the second of the left side of one antenna oscillator and the second antenna pad.

The two-way covering log-periodic antenna, wherein the first antenna pole plate include first on antenna pad and First descends antenna pad, antenna pad and the second lower antenna pad, the first antenna oscillator packet on the second antenna pad second Antenna oscillator and the first lower antenna oscillator on first are included, the left side of antenna pad is provided with antenna on multiple first on first Oscillator, the right side of antenna pad is provided with antenna oscillator on multiple first on first, and antenna pad on first is arranged in In the same plane, and the left side of antenna pad on first is arranged in antenna oscillator on the first of left side and right side On first antenna oscillator and be arranged in the right side of antenna pad on first first on antenna oscillator be arranged in a staggered manner mutually, the Once the left side of antenna pad is provided with the multiple first lower antenna oscillators, and the right side of antenna pad is provided with more under first The left side of the first lower antenna pad and the first lower antenna oscillator of right side is arranged in same flat in a first lower antenna oscillator On face, and the first lower antenna oscillator of the left side of the first lower antenna pad is set and the first lower antenna pad is set The lower antenna oscillator of the first of right side is arranged in a staggered manner mutually, and antenna oscillator and the first lower antenna oscillator are parallel to each other on first, if The of the left side of antenna pad under setting antenna oscillator on first of the left side of antenna pad on first and being arranged in first Once antenna oscillator is arranged in a staggered manner mutually, and antenna oscillator and setting on first of the right side of antenna pad on first is arranged in and exists The lower antenna oscillator of the first of the right side of first lower antenna pad is arranged in a staggered manner mutually；Second antenna oscillator includes on second Antenna oscillator and the second lower antenna oscillator, the left side of antenna pad is provided with antenna oscillator on multiple second on second, The right side of antenna pad is provided with antenna oscillator on multiple second on second, be arranged on second the left side of antenna pad and On the second of right side antenna oscillator in the same plane, and be arranged in the left side of antenna pad on second second heaven Antenna oscillator is arranged in a staggered manner mutually on the linear oscillator and right side of antenna pad on second is arranged in second, the antenna under second The left side of pole plate is provided with the multiple second lower antenna oscillators, under the right side of antenna pad is provided with multiple second under second Antenna oscillator, second that left side and right side that second descends antenna pad is arranged in descend antenna oscillator in the same plane, and And the second lower antenna oscillator of the left side of the second lower antenna pad is set and the right side of the second lower antenna pad is set The second lower antenna oscillator be arranged in a staggered manner mutually, antenna oscillator and the second lower antenna oscillator are parallel to each other on second, and setting is the On two on the second of the left side of antenna pad antenna oscillator and be arranged in the second lower antenna pad left side the second lower day Linear oscillator is arranged in a staggered manner mutually, and antenna oscillator on second of the right side of antenna pad on second is arranged in and is arranged under second The lower antenna oscillator of the second of the right side of antenna pad is arranged in a staggered manner mutually；It is arranged in of the left side of antenna pad on first First lower antenna oscillator interval setting of antenna oscillator and the right side that the first lower antenna pad is arranged in, is arranged first on one On the right side of upper antenna pad first on antenna oscillator and be arranged in the second lower antenna pad right side the second lower day The setting of linear oscillator interval is arranged in the first lower antenna oscillator of the left side of the first lower antenna pad and antenna is arranged on second Antenna oscillator interval is arranged on the left side second of pole plate, and the first lower antenna on the right side of the first lower antenna pad is arranged in Oscillator and the lower antenna oscillator interval setting in left side second that the second lower antenna pad is set.

The two-way covering log-periodic antenna, wherein further include antenna lower cover and antenna upper cover, first heaven One end of line pole plate is fixed in antenna lower cover, and one end of the first lower antenna pad is fixed in antenna lower cover, antenna on second One end of pole plate is fixed in antenna lower cover, and one end of the second lower antenna pad is fixed in antenna lower cover, first heaven The line pole plate other end and the first lower antenna pad other end are connected by the first I-shaped connecting plate, antenna pad on second The other end of the other end and the second lower antenna pad is connected by the second I-shaped connecting plate；In the antenna lower cover and antenna Cover is fixed to form enclosure space, antenna pad on first, the first lower antenna pad, antenna pad and the second lower day on second Line pole plate is located in enclosure space；The antenna upper cover is arranged to streamlined.

The two-way covering log-periodic antenna, wherein the antenna on the first of the left side of antenna pad on first Gradually successively decrease to the left side other end of antenna pad on first left side one end of the size of oscillator antenna pad from first； On first on the right side of antenna pad first on antenna oscillator size antenna pad from first right side one end to The right side other end of antenna pad gradually successively decreases on first；The antenna oscillator under the first of the left side of antenna pad under first Size gradually successively decrease from left side one end of the first lower antenna pad to the left side other end of the first lower antenna pad；? Once first on the right side of antenna pad descends antenna oscillator size to descend right side one end of antenna pad to first from first The right side other end of lower antenna pad gradually successively decreases；On second on the second of the left side of antenna pad antenna oscillator ruler Gradually successively decrease to the left side other end of antenna pad on second left side one end of the very little antenna pad from second；On second On the right side of antenna pad second on antenna oscillator size antenna pad from second right side one end to second heaven The right side other end of line pole plate gradually successively decreases；Under second under the second of the left side of antenna pad antenna oscillator size from Gradually successively decrease to the left side other end of the second lower antenna pad left side one end of second lower antenna pad；The antenna under second The one or two lower linear oscillator size on the right side of pole plate is from right side one end of the second lower antenna pad to the second lower antenna pole The right side other end of plate gradually successively decreases.

The two-way covering log-periodic antenna, wherein the mounting bracket includes sleeve and is used for two-way covering Directional aerial is mounted on the mounting rack in installation site, and the first antenna body includes the first installation end and the first signal end, the Two antenna bodies include the second installation end and second signal end, and first installation end is inserted in one end of sleeve and fixes with sleeve Connection, the second installation end are inserted in the other end of sleeve and are fixedly connected with sleeve.

The two-way covering log-periodic antenna, wherein further include first antenna pressure ring and the second antenna pressure ring, by One installation end is inserted in first antenna pressure ring, and first antenna pressure ring and the first installation end are entered in one end of sleeve, the first installation End, first antenna pressure ring and sleeve connection；Second installation end is inserted in the second antenna pressure ring, by the second antenna pressure ring and second Installation end enters in the other end of sleeve, the second installation end, the second antenna pressure ring and sleeve connection.

The two-way covering log-periodic antenna, wherein the end of the first installation end is provided with the first locating plate, The first positioning salience, circumferential exterior surface of first positioning salience around first antenna body are provided on first locating plate Setting, the first antenna pressure ring include the first ring body and the first annular locating plate that first ring body one end end is arranged in, The inner surface of sleeve is provided with first annular locating slot, and the first annular locating slot is close to one end of sleeve, by first antenna Pressure ring 4 is inserted on first antenna body from the first signal end, until the bottom of the first ring body is resisted against on the first locating plate, the first ring Body covers on the outer surface of the first positioning salience, and first antenna pressure ring and first antenna body are inserted in one end of sleeve, made First locating plate is resisted against the bottom of first annular locating slot, and first annular locating plate is resisted against on the end face of sleeve one end, institute State the first installation end, the first ring body is connected with sleeve one end；The end of second installation end is provided with the second locating plate, second The second positioning salience is provided on locating plate, second positioning salience is set around the circumferential exterior surface of the second antenna body It sets, the second antenna pressure ring includes the second ring body and the second annular locating tab that second ring body one end end is arranged in, and is being covered The inner surface of cylinder is provided with the second annular positioning groove, second annular positioning groove close to sleeve the other end, by the second antenna Pressure ring enters on the second antenna body from second signal end cap, until the bottom of the second ring body is resisted against on the second locating plate, the second ring Body covers on the outer surface of the second positioning salience, and the second antenna pressure ring and the second antenna body are inserted in the other end of sleeve, The second locating plate is set to be resisted against the bottom of the second annular positioning groove, the second annular locating tab is resisted against the end face of the sleeve other end On, second installation end, the second ring body are connected with the sleeve other end.

The two-way covering log-periodic antenna, wherein when this two-way covering directional aerial is mounted on wall, institute Stating mounting rack includes link block, link block one end and sleeve connection, is respectively arranged with one in the two sides of the other end of link block Connecting plate, the connecting plate are fixedly mounted in the installation site of two-way covering directional aerial, and installation is provided on connecting plate Detent, is provided with mounting hole corresponding with installation detent on wall, and bolt passes through installation detent and mounting hole, mounting rack is consolidated It is scheduled on wall.

The two-way covering log-periodic antenna, wherein when this two-way covering directional aerial is mounted on pole, institute Stating mounting rack includes link block, link block one end and sleeve connection, is respectively arranged with one in the two sides of the other end of link block Connecting plate, the connecting plate are fixedly mounted in the installation site of two-way covering directional aerial, and installation is provided on connecting plate Detent is provided with the through-hole through entire link block on link block, and installation corresponding with installation detent is provided on anchor ear Hole is provided with installation screw corresponding with installation detent on pole, and one end of anchor ear is passed through the through-hole of link block and is wound on On pole, bolt passes through mounting hole, installation screw and installation detent, and mounting rack is fixed on pole.

The utility model has the beneficial effects that the utility model is being pacified by providing a kind of two-way covering log-periodic antenna First antenna body and the second antenna body are installed simultaneously on dress bracket, to realize the two-way signaling covering of gallery scene；First Antenna body and the second antenna body are respectively provided with there are two the mutually perpendicular antenna oscillator of polarization direction, and two mutually perpendicular antennas shake Son is mutually non-interference, weakens the ping-pong of signal, realizes the dual polarization of log-periodic antenna, improves communication efficiency；Using low Windage antenna appearance is conducive to use in the long and narrow tunnel of high speed.

Detailed description of the invention

Fig. 1 is that two-way covering log-periodic antenna is mounted on the structural schematic diagram on wall in the utility model.

Fig. 2 is that two-way covering log-periodic antenna is mounted on the structural schematic diagram on pole in the utility model.

Fig. 3 is the schematic diagram of internal structure of two-way covering log-periodic antenna in the utility model.

Fig. 4 is the partial enlarged view of antenna oscillator in the utility model.

Fig. 5 is the structural schematic diagram of mounting bracket in the utility model.

Fig. 6 is the structural schematic diagram of antenna pressure ring in the utility model.

Fig. 7 is the scheme of installation of antenna body in the utility model, antenna pressure ring and mounting bracket.

Fig. 8 is the internal structure sectional view of two-way covering log-periodic antenna in the utility model.

Specific embodiment

The embodiments of the present invention is described below in detail, the example of the embodiment is shown in the accompanying drawings, wherein Same or similar label indicates same or similar element or element with the same or similar functions from beginning to end.Lead to below It crosses the embodiment being described with reference to the drawings to be exemplary, is only used for explaining the utility model, and should not be understood as practical to this Novel limitation.

In the description of the present invention, it should be understood that term " center ", " longitudinal direction ", " transverse direction ", " length ", " width Degree ", " thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside", The orientation or positional relationship of the instructions such as " clockwise ", " counterclockwise " be based on the orientation or positional relationship shown in the drawings, be only for Convenient for description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have specifically Orientation is constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.In addition, term " first ", " second " is used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance or implicitly indicates indicated technology The quantity of feature.Define " first " as a result, the feature of " second " can explicitly or implicitly include it is one or more The feature.The meaning of " plurality " is two or more in the description of the present invention, unless otherwise clearly specific It limits.

In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally Connection；It can be mechanical connection, be also possible to be electrically connected or can mutually communicate；It can be directly connected, it can also be in Between medium be indirectly connected, can be the connection inside two elements or the interaction relationship of two elements.For this field For those of ordinary skill, the concrete meaning of above-mentioned term in the present invention can be understood as the case may be.

In the present invention unless specifically defined or limited otherwise, fisrt feature the "upper" of second feature or it "lower" may include that the first and second features directly contact, and also may include that the first and second features are not direct contacts but lead to Cross the other characterisation contact between them.Moreover, fisrt feature includes above the second feature " above ", " above " and " above " One feature is right above second feature and oblique upper, or is merely representative of first feature horizontal height higher than second feature.First is special Sign is directly below and diagonally below the second feature including fisrt feature under the second feature " below ", " below " and " below ", or only Indicate that first feature horizontal height is less than second feature.

Following disclosure provides many different embodiments or example is used to realize the different structure of the utility model. In order to simplify the disclosure of the utility model, hereinafter the component of specific examples and setting are described.Certainly, they are only Example, and purpose does not lie in limitation the utility model.In addition, the utility model can in different examples repeat reference numerals And/or reference letter, this repetition are for purposes of simplicity and clarity, itself not indicate discussed various embodiments And/or the relationship between setting.In addition, the example of various specific techniques and material that the utility model provides, but this Field those of ordinary skill can be appreciated that the application of other techniques and/or the use of other materials.

As shown in Fig. 1 Fig. 8, a kind of two-way covering log-periodic antenna, including mounting bracket 1, first antenna body 2 and second Antenna body 3, the first antenna body 2 are mounted in mounting bracket 1, and the second antenna body 3 is mounted in mounting bracket 1, and described One antenna body 2 and the second antenna body 3 realize the information covering of two different directions.

Specifically, the first antenna body 2 is consistent with the structure of the second antenna body 3；First antenna body 2 includes first antenna Oscillator 21 and the second antenna oscillator 22, the polarization direction of the polarization direction of the first antenna oscillator 21 and the second antenna oscillator 22 Orthogonal, the first antenna oscillator 21 is passed through outside feed line by the external receiving and transmitting signal of feed line, the second antenna oscillator 22 It receives and signals.By the way that first antenna oscillator 21 and the second antenna oscillator is respectively set in two mutually perpendicular polarization directions 22, the dual polarization of first antenna oscillator 21 and the second antenna oscillator 22 realization log-periodic antenna.

In order to make this two-way covering log-periodic antenna realize that binary channels multifrequency shares, specifically, as shown in Figure 3 and Figure 4, The two-way covering log-periodic antenna further includes antenna on the lower antenna pad 213, second of antenna pad 212, first on first Pole plate 222 and the second lower antenna pad 223, the first antenna oscillator 21 include antenna oscillator and the first lower antenna vibration on first Son, the left side of antenna pad 212 is provided with antenna oscillator on multiple first on first, the antenna pad 212 on first Right side is provided with antenna oscillator on multiple first, and first of the left side and right side of antenna pad 212 on first is arranged in Upper antenna oscillator in the same plane, and be arranged in the left side of antenna pad 212 on first first on antenna oscillator and Antenna oscillator on first of the right side of antenna pad 212 on first is arranged in be arranged in a staggered manner mutually, the antenna pad under first 213 left side is provided with the multiple first lower antenna oscillators, and the right side of antenna pad 213 is provided with multiple first under first The left side of the first lower antenna pad 213 and the first lower antenna oscillator of right side is arranged in same plane in lower antenna oscillator On, and the first lower antenna oscillator of the left side of the first lower antenna pad 213 is set and antenna pad is set under first The lower antenna oscillator of the first of 213 right side is arranged in a staggered manner mutually, and antenna oscillator and the first lower antenna oscillator are mutually equal on first Row is arranged in antenna oscillator on first of the left side of antenna pad 212 on first and the first lower antenna pad 213 is arranged in The lower antenna oscillator of the first of left side is arranged in a staggered manner mutually, and the first heaven of the right side of antenna pad 212 on first is arranged in Linear oscillator and the first lower antenna oscillator of the right side that the first lower antenna pad 213 is arranged in are arranged in a staggered manner mutually；Described second Antenna oscillator 22 includes antenna oscillator and the second lower antenna oscillator, the left side setting of antenna pad 222 on second on second There is antenna oscillator on multiple second, the right side of antenna pad 222 is provided with antenna oscillator on multiple second on second, setting Antenna oscillator in the same plane, and is arranged the on the left side of antenna pad 222 and the second of right side on second Antenna oscillator and it is arranged in the of the right side of antenna pad 222 on second on the second of the left side of antenna pad 222 on two Antenna oscillator is arranged in a staggered manner mutually on two, antenna oscillator under the left side of antenna pad 223 is provided with multiple second under second, The second lower antenna pad 223 is arranged in antenna oscillator under the right side of antenna pad 223 is provided with multiple second under second In the same plane, and the left side of the second lower antenna pad 223 is arranged in second lower antenna oscillator of left side and right side The lower antenna oscillator of the second of face and the second lower antenna oscillator of the right side that the second lower antenna pad 223 is arranged in mutually are staggered and set It sets, antenna oscillator and the second lower antenna oscillator are parallel to each other on second, and the of the left side of antenna pad 222 on second is arranged in Antenna oscillator and the second lower antenna oscillator of the left side that the second lower antenna pad 223 is arranged in are arranged in a staggered manner mutually on two, if The right side of antenna pad 223 under setting antenna oscillator on second of the right side of antenna pad 222 on second and being arranged in second The lower antenna oscillator of the second of face is arranged in a staggered manner mutually；Antenna on first of the left side of antenna pad 212 on first is arranged in shake First lower antenna oscillator interval setting of son and the right side that the first lower antenna pad 213 is arranged in, is arranged on first antenna On the right side of pole plate 212 first on antenna oscillator and be arranged in the second lower antenna pad 223 right side the second lower day The setting of linear oscillator interval is arranged in the first lower antenna oscillator of the left side of the first lower antenna pad 213 and is arranged on second Antenna oscillator interval is arranged on the left side second of antenna pad 222, is arranged on the right side of the first lower antenna pad 213 First lower antenna oscillator and the lower antenna oscillator interval setting in left side second that the second lower antenna pad 223 is set；In this way, not But keeps first antenna oscillator 21 and the second antenna oscillator 22 mutually non-interference, weaken the ping-pong of signal, realize logarithm period The dual polarization of antenna improves communication efficiency.

Further, in order to make this two-way covering log-periodic antenna adapt to ultratvide frequency band, antenna pad 212 on first Left side first on antenna oscillator size antenna pad 212 from first left side one end to antenna pad on first The 212 left side other end gradually successively decreases；On first on the right side of antenna pad 212 first on antenna oscillator size from Right side one end of antenna pad 212 is gradually successively decreased to the right side other end of antenna pad 212 on first on first；First The size of the lower antenna oscillator of the first of the left side of lower antenna pad 213 from left side one end of the first lower antenna pad 213 to The left side other end of first lower antenna pad 213 gradually successively decreases；Under first on the right side of antenna pad 213 first under Antenna oscillator size is from right side one end of the first lower antenna pad 213 to the right side other end of the first lower antenna pad 213 Gradually successively decrease；The size of antenna oscillator antenna pad 222 from second on the second of the left side of antenna pad 222 on second Left side one end gradually successively decrease to the left side other end of antenna pad 222 on second；The right side of antenna pad 222 on second On side second on antenna oscillator size antenna pad 222 from second right side one end to antenna pad 222 on second The right side other end gradually successively decrease；Under second under the second of the left side of antenna pad 223 size of antenna oscillator from Gradually successively decrease to the left side other end of the second lower antenna pad 223 left side one end of two lower antenna pads 223；Under second The 1st on the right side of antenna pad 223 descends linear oscillator size to descend right side one end of antenna pad 23 to second from second The right side other end of lower antenna pad 223 gradually successively decreases.

Further, mounting groove on first for installing feed line is provided on antenna pad 212 on first, It is once provided with mounting groove first for installing feed line Xia on antenna pad 213, is arranged on antenna pad 222 on second There is mounting groove on second for installing feed line, second for installing feed line is provided on the second lower antenna pad 223 Lower mounting groove.

Further, in order to facilitate the installation of first antenna oscillator 21 and the second antenna oscillator 22, the dual polarization logarithm Periodic antenna further includes antenna lower cover 23 and antenna upper cover, and one end of antenna pad 212 is fixed on antenna lower cover on described first On 23, one end of the first lower antenna pad 213 is fixed in antenna lower cover 23, and one end of antenna pad 222 is fixed on second In antenna lower cover 23, one end of the second lower antenna pad 223 is fixed in antenna lower cover 23, antenna pad 212 on described first The other end and first lower 213 other end of antenna pad are connected by the first I-shaped connecting plate, antenna pad 222 on second The other end of the other end and the second lower antenna pad 223 is connected by the second I-shaped connecting plate；23 He of antenna lower cover Antenna upper cover is fixed to form enclosure space, and the lower antenna pad 213, second of antenna pad 212, first goes up to the sky on described first Line pole plate 222 and the second lower antenna pad 223 are located in enclosure space.

Specifically, the shape of the antenna lower cover 23 and antenna upper cover can be set according to actual needs.The present embodiment In, in order to reduce the windage of antenna, the antenna upper cover is arranged to streamlined.

In order to improve the receiving sensitivity of aerial signal, reflecting plate is provided in antenna lower cover 23.

Specifically, as shown in figure 5, the mounting bracket 1 includes sleeve 11 and is used for two-way covering log-periodic antenna The mounting rack 12 being mounted in installation site, the first antenna body 2 include that (first installation end is first to the first installation end Antenna body 2 is equipped with one end of antenna lower cover 23) and the first signal end, the second antenna body 3 includes the second installation end and the second letter Number end, first installation end is inserted in one end of sleeve 11 and is fixedly connected with sleeve 11, and the second installation end is inserted in sleeve 11 The other end in and be fixedly connected with sleeve 11.

In order to avoid first antenna body 2 and the second antenna body 3 are rotated during normal work by external force, influence The sending and receiving of signal can be fixedly connected between the first antenna body 2 and mounting bracket 1 by a variety of different fixed structures, It can be fixedly connected by a variety of different fixed structures between second antenna body 3 and mounting bracket 1.In the present embodiment, in order to Simplify structure, facilitates connection, be bolted to connection between the first antenna body 2 and mounting bracket 1；Second antenna It is bolted to connection between body 3 and mounting bracket 1.

Further, in order to which the installation of first antenna body 2 and/or the second antenna body 3 may be implemented, as shown in fig. 6, described Two-way covering log-periodic antenna further includes first antenna pressure ring 4 and the second antenna pressure ring, and the first installation end is inserted in first day In line pressure ring 4, first antenna pressure ring 4 and the first installation end are entered in one end of sleeve 11, the first installation end, first antenna pressure ring 4 and sleeve 11 connect；Second installation end is inserted in the second antenna pressure ring, the second antenna pressure ring and the second installation end are entered into sleeve In 11 other end, the second installation end, the second antenna pressure ring and sleeve 11 are connected.

Specifically, it is positioned in order to facilitate the installation between first antenna pressure ring 4, first antenna body 2 and sleeve 11, second day Installation positioning between line pressure ring, the second antenna body 3 and sleeve 11, is provided with the first locating plate in the end of the first installation end 2221, it is provided with the first positioning salience 2222 on the first locating plate 2221, first positioning salience 2222 is around the The circumferential exterior surface of one antenna body 2 is arranged, and the first antenna pressure ring 4 includes the first ring body 41 and is arranged in the first ring body 41 1 The first annular locating plate 42 for holding end, is provided with first annular locating slot in the inner surface of sleeve 11, described first annular fixed First antenna pressure ring 4 is inserted on first antenna body 2 by position slot close to one end of sleeve 11 from the first signal end, until the first ring The bottom of body 41 is resisted against on the first locating plate 2221, the first 41 sets of ring body on the outer surface of the first positioning salience 2222, First antenna pressure ring 4 and first antenna body 2 are inserted in one end of sleeve 11, are resisted against the first locating plate 2221 first annular The bottom of locating slot, first annular locating plate 42 are resisted against on the end face of 11 one end of sleeve, first installation end, the first ring body 41 connect with 11 one end of sleeve；The end of second installation end is provided with the second locating plate, is provided on the second locating plate Two positioning saliences, second positioning salience are arranged around the circumferential exterior surface of the second antenna body 3, the second antenna pressure Ring includes the second ring body and the second annular locating tab that second ring body one end end is arranged in, and is provided in the inner surface of sleeve 11 Second annular positioning groove, second annular positioning groove close to sleeve 11 the other end, by the second antenna pressure ring from second signal End cap enters on the second antenna body 3, until the bottom of the second ring body is resisted against on the second locating plate, the second ring body is covered in the second positioning On the outer surface of protrusion, the second antenna pressure ring and the second antenna body 3 are inserted in the other end of sleeve 11, the second locating plate is made It is resisted against the bottom of the second annular positioning groove, the second annular locating tab is resisted against on the end face of 11 other end of sleeve, and described second Installation end, the second ring body are connected with 11 other end of sleeve.

Further, as shown in figure 8, installation and support in order to guarantee first antenna body 2 and/or the second antenna body 3, Outer surface (outer surface of first ring body 41 is the one side that the first ring body 41 is contacted with sleeve 11) setting of first ring body 41 There is the first mounting hole, first mounting hole runs through the peripheral side of the first ring body 41, is provided with and runs through in one end of sleeve 11 Second mounting hole of 11 peripheral side of sleeve is provided with the first screw hole, first installation on the first positioning salience 2222 The quantity in hole, the second mounting hole and the first screw hole is consistent and corresponds, and the first fixing bolt passes through the second mounting hole, the first peace Mounting bracket 1, first antenna pressure ring 4 are fixedly connected by dress hole and the first screw hole with first antenna body 2；In the appearance of the second ring body Face (outer surface of second ring body is the one side that the second ring body is contacted with sleeve 11) is provided with third mounting hole, the third Mounting hole runs through the peripheral side of the second ring body, and the other end of sleeve 11 is provided with the 4th peace through 11 peripheral side of sleeve Hole is filled, the second screw hole, the number of the third mounting hole, the 4th mounting hole and the second screw hole are provided on the second positioning salience Amount is consistent and corresponds, the second fixing bolt pass through the 4th mounting hole, third mounting hole and the second screw hole by mounting bracket 1, Second antenna pressure ring is fixedly connected with the second antenna body 3.

In the present embodiment, first mounting hole is arranged 3, forms 120 ° of angles between two neighboring first mounting hole, In this way, mounting bracket 1, first antenna pressure ring 4 and first antenna body 2 are connected and fixed a fixation by 3, be conducive to improve mutual Between the stability that connects；The third mounting hole is arranged 3, forms 120 ° of angles between two neighboring third mounting hole, this Sample, mounting bracket 1, the second antenna pressure ring and the second antenna body 3 are connected and fixed a fixation by 3, be conducive to improve mutually it Between the stability that connects.

The position that first antenna body 2 and the second antenna body 3 are mounted in mounting bracket 1 in order to prevent rotates, It is provided with first boss 25 on one antenna body 2, mounting bracket 1 is provided with the first boss 25 engaged with first boss 25 and blocks Slot is provided with second boss in the second antenna body 3, the second boss card slot engaged with second boss is provided in mounting bracket 1, Engaged by first boss 25 with 25 card slot of first boss, second boss engages with second boss card slot, to limit first antenna The rotation of body 2 and the second antenna body 3.

This two-way covering log-periodic antenna can satisfy the installation of wall or pole: (1) as shown in Figure 1, when this is two-way When covering log-periodic antenna is mounted on wall, the mounting rack 12 includes link block 121,121 one end of link block and sleeve 11 connections, are respectively arranged with a connecting plate in the two sides of the other end of link block 121, installation card are provided on connecting plate Position, is provided with mounting hole corresponding with installation detent on wall, and bolt passes through installation detent and mounting hole, mounting rack 12 is consolidated It is scheduled on wall.(2) as shown in Fig. 2, the mounting rack 12 wraps when this two-way covering log-periodic antenna is mounted on pole Link block 121 is included, 121 one end of link block is connect with sleeve 11, is respectively arranged with one in the two sides of the other end of link block 121 Connecting plate is provided with installation detent on connecting plate, and the through-hole through entire link block 121 is provided on link block 121, It is provided with mounting hole corresponding with installation detent on anchor ear, installation screw corresponding with installation detent is provided on pole, it will One end of anchor ear passes through the through-hole of link block 121 and is wound on pole, and bolt passes through mounting hole, installation screw and installation detent, Mounting rack 12 is fixed on pole.

In the technical program, first antenna body 1 and the second antenna body 2 are installed simultaneously in mounting bracket, it is long and narrow to realize The two-way signaling of channel scene covers；First antenna body 1 and the second antenna body 2 be respectively provided with there are two polarization direction it is mutually perpendicular Antenna oscillator, two mutually perpendicular antenna oscillators are mutually non-interference, weaken the ping-pong of signal, realize log-periodic antenna Dual polarization, improve communication efficiency；Using low windage antenna appearance, be conducive to use in the long and narrow tunnel of high speed.

In the description of this specification, reference term " embodiment ", " certain embodiments ", " schematically implementation What the description of mode ", " example ", " specific example " or " some examples " etc. meant to describe in conjunction with the embodiment or example Particular features, structures, materials, or characteristics are contained at least one embodiment or example of the utility model.In this explanation In book, schematic expression of the above terms are not necessarily referring to identical embodiment or example.Moreover, the specific spy of description Sign, structure, material or feature can be combined in any suitable manner in any one or more embodiments or example.

It should be understood that the application of the utility model is not limited to above-mentioned citing, those of ordinary skill in the art are come It says, it can be modified or changed according to the above description, and all these modifications and variations all should belong to the appended power of the utility model The protection scope that benefit requires.

Claims (10)

1. a kind of two-way covering log-periodic antenna, which is characterized in that including mounting bracket, first antenna body and the second antenna Body, the first antenna body are mounted in mounting bracket, and the second antenna body is mounted in mounting bracket, the first antenna body and Second antenna body realizes the information covering of two different directions；The structure of the first antenna body and the second antenna body is consistent；The One antenna body includes first antenna oscillator and the second antenna oscillator, and the polarization direction of the first antenna oscillator and the second antenna shake The polarization direction of son is orthogonal.

2. two-way covering log-periodic antenna according to claim 1, which is characterized in that further include first antenna pole plate and Second antenna pad is provided with multiple first antenna oscillators in the left side of first antenna pole plate, on the right side of first antenna pole plate Side is provided with multiple first antenna oscillators, and the first antenna oscillator of left side and right side that first antenna pole plate is arranged in exists On same plane, and the first antenna oscillator of the left side of first antenna pole plate is set and first antenna pole plate is set The first antenna oscillator of right side is arranged in a staggered manner mutually；The left side of second antenna pad is provided with multiple second antenna vibrations Son is provided with multiple second antenna oscillators in the right side of the second antenna pad, be arranged in the second antenna pad left side and In the same plane, and the second antenna oscillator of the left side of the second antenna pad is arranged in second antenna oscillator of right side It is arranged in a staggered manner mutually with the second antenna oscillator of the right side that the second antenna pad is arranged in；A left side for first antenna pole plate is set The lower antenna oscillator interval setting of the second of the right side of the first antenna oscillator and the second antenna pad of side, was arranged at first day The lower antenna oscillator interval setting of the second of the left side of the first antenna oscillator and the second antenna pad of the right side of line pole plate.

3. two-way covering log-periodic antenna according to claim 2, which is characterized in that the first antenna pole plate includes Antenna pad and first descends antenna pad on first, antenna pad and the second lower antenna pad, institute on the second antenna pad second Stating first antenna oscillator includes antenna oscillator and the first lower antenna oscillator, the left side setting of antenna pad on first on first There is antenna oscillator on multiple first, the right side of antenna pad is provided with antenna oscillator on multiple first on first, and setting exists Antenna oscillator in the same plane, and is arranged in the first heaven on the left side of antenna pad and the first of right side on first Antenna oscillator on the antenna oscillator and right side of antenna pad on first is set first on the first of the left side of line pole plate It is arranged in a staggered manner mutually, antenna oscillator under the left side of antenna pad is provided with multiple first under first, the antenna pole under first The right side of plate is provided with the multiple first lower antenna oscillators, the first of the left side and right side of antenna pad under being arranged in first In the same plane, and the first lower antenna oscillator and the setting of the left side of the first lower antenna pad is arranged in lower antenna oscillator Antenna oscillator is arranged in a staggered manner mutually under the first of the right side of antenna pad under first, antenna oscillator and the first lower day on first Linear oscillator is parallel to each other, and antenna oscillator on first of the left side of antenna pad on first is arranged in and antenna is arranged under first The lower antenna oscillator of the first of the left side of pole plate is arranged in a staggered manner mutually, is arranged on first of the right side of antenna pad on first Antenna oscillator and the first lower antenna oscillator of the right side that the first lower antenna pad is arranged in are arranged in a staggered manner mutually；Described second day Linear oscillator includes antenna oscillator and the second lower antenna oscillator on second, and the left side of antenna pad is provided with multiple the on second Antenna oscillator on two, the right side of antenna pad is provided with antenna oscillator on multiple second on second, and setting is in the second heaven In the same plane, and antenna pad on second is arranged in antenna oscillator on the left side of line pole plate and the second of right side Antenna oscillator is staggered mutually on the antenna oscillator and right side of antenna pad on second is arranged in second on the second of left side Setting, antenna oscillator under the left side of antenna pad is provided with multiple second under second, the right side of antenna pad under second Face is provided with the multiple second lower antenna oscillators, and the second lower antenna vibration of the left side and right side of the second lower antenna pad is arranged in Son in the same plane, and is arranged in the second lower antenna oscillator of the left side of the second lower antenna pad and is arranged under second The lower antenna oscillator of the second of the right side of antenna pad is arranged in a staggered manner mutually, and antenna oscillator and the second lower antenna oscillator are mutual on second It is parallel, a left side for antenna pad under antenna oscillator on second of the left side of antenna pad on second is set and is arranged in second The lower antenna oscillator of the second of side is arranged in a staggered manner mutually, and antenna oscillator on second of the right side of antenna pad on second is arranged in It is arranged in a staggered manner mutually with the second lower antenna oscillator of the right side that the second lower antenna pad is arranged in；Antenna pole is set on first First lower antenna oscillator interval of antenna oscillator and the right side that the first lower antenna pad is set on the first of the left side of plate It is arranged, antenna oscillator and the right side that the second lower antenna pad is set on first be arranged on first on the right side of antenna pad The lower antenna oscillator interval setting of the second of side is arranged in the first lower antenna oscillator of the left side of the first lower antenna pad and sets It sets antenna oscillator interval on the left side second of the antenna pad on second to be arranged, the right side of the first lower antenna pad is set On the first lower antenna oscillator and the lower antenna oscillator interval setting in left side second of the second lower antenna pad is set.

4. two-way covering log-periodic antenna according to claim 3, which is characterized in that further include antenna lower cover and antenna Upper cover, one end of antenna pad is fixed in antenna lower cover on described first, and one end of the first lower antenna pad is fixed on antenna In lower cover, one end of antenna pad is fixed in antenna lower cover on second, and one end of the second lower antenna pad is fixed under antenna On cover, the antenna pad other end and the first lower antenna pad other end are connected by the first I-shaped connecting plate on described first It connects, the other end of the other end of antenna pad and the second lower antenna pad is connected by the second I-shaped connecting plate on second； The antenna lower cover and antenna upper cover are fixed to form enclosure space, antenna pad, the first lower antenna pad, second on first Upper antenna pad and the second lower antenna pad are located in enclosure space；The antenna upper cover is arranged to streamlined.

5. two-way covering log-periodic antenna according to claim 3, which is characterized in that a left side for antenna pad on first Left side one end of the size of antenna oscillator antenna pad from first is to the left side of antenna pad on first on the first of side The face other end gradually successively decreases；On first on the right side of antenna pad first on antenna oscillator size antenna pole from first Gradually successively decrease to the right side other end of antenna pad on first right side one end of plate；The left side of antenna pad under first The first lower antenna oscillator size it is another to the left side of the first lower antenna pad from left side one end of the first lower antenna pad Gradually successively decrease one end；Under first on the right side of antenna pad first under antenna oscillator size from antenna pad under first Gradually successively decrease to the right side other end of the first lower antenna pad right side one end；The of the left side of antenna pad on second The left side other end of the left side one end of the size of antenna oscillator antenna pad from second to antenna pad on second on two Gradually successively decrease；On second on the right side of antenna pad second on antenna oscillator size antenna pad from second right side Gradually successively decrease to the right side other end of antenna pad on second face one end；Under second under the second of the left side of antenna pad The left side other end of the size of antenna oscillator from left side one end of the second lower antenna pad to antenna pad under second is gradually Successively decrease；Under second on the right side of antenna pad the one or two under linear oscillator size from the right side of antenna pad under second one The right side other end to the second lower antenna pad is held gradually to successively decrease.

6. two-way covering log-periodic antenna according to claim 1, which is characterized in that the mounting bracket includes sleeve With for two-way covering directional aerial to be mounted on the mounting rack in installation site, the first antenna body includes the first installation end With the first signal end, the second antenna body includes the second installation end and second signal end, and first installation end is inserted in the one of sleeve It is fixedly connected in end and with sleeve, the second installation end is inserted in the other end of sleeve and is fixedly connected with sleeve.

7. two-way covering log-periodic antenna according to claim 6, which is characterized in that further include first antenna pressure ring and Second antenna pressure ring, the first installation end is inserted in first antenna pressure ring 4, and first antenna pressure ring and the first installation end are entered sleeve One end in, the first installation end, first antenna pressure ring and sleeve connection；Second installation end is inserted in the second antenna pressure ring, it will Second antenna pressure ring and the second installation end enter in the other end of sleeve, the second installation end, the second antenna pressure ring and sleeve connection.

8. two-way covering log-periodic antenna according to claim 7, which is characterized in that set in the end of the first installation end It is equipped with the first locating plate, the first positioning salience is provided on the first locating plate, first positioning salience is around first The circumferential exterior surface of antenna body is arranged, and the first antenna pressure ring includes the first ring body and first ring body one end end is arranged in First annular locating plate is provided with first annular locating slot in the inner surface of sleeve, and the first annular locating slot is close to sleeve One end, first antenna pressure ring 4 is inserted on first antenna body from the first signal end, until the bottom of the first ring body is resisted against the On one locating plate, the first ring body covers on the outer surface of the first positioning salience, by first antenna pressure ring and first antenna body set Enter in one end of sleeve, the first locating plate is made to be resisted against the bottom of first annular locating slot, first annular locating plate is resisted against set On the end face of cylinder one end, first installation end, the first ring body are connected with sleeve one end；It is provided in the end of the second installation end Second locating plate is provided with the second positioning salience on the second locating plate, and second positioning salience is around the second antenna The circumferential exterior surface of body is arranged, and the second antenna pressure ring includes the second ring body and is arranged in the second of second ring body one end end Annular locating tab is provided with the second annular positioning groove in the inner surface of sleeve, and second annular positioning groove is close to the another of sleeve One end enters the second antenna pressure ring on the second antenna body from second signal end cap, until the bottom of the second ring body is resisted against second On locating plate, the second ring body covers on the outer surface of the second positioning salience, and the second antenna pressure ring and the second antenna body are inserted in In the other end of sleeve, the second locating plate is made to be resisted against the bottom of the second annular positioning groove, the second annular locating tab is resisted against set On the end face of the cylinder other end, second installation end, the second ring body are connected with the sleeve other end.

9. two-way covering log-periodic antenna according to claim 6, which is characterized in that when this two-way covering directional aerial When being mounted on wall, the mounting rack includes link block, link block one end and sleeve connection, the two of the other end of link block Side is respectively arranged with a connecting plate, and the connecting plate is fixedly mounted in the installation site of two-way covering directional aerial, even Installation detent is provided on fishplate bar, be provided on wall with the corresponding mounting hole of installation detent, bolt pass through installation detent and Mounting rack is fixed on the wall by mounting hole.

10. two-way covering log-periodic antenna according to claim 6, which is characterized in that when this two-way covering orients day When line is mounted on pole, the mounting rack includes link block, link block one end and sleeve connection, in the other end of link block Two sides are respectively arranged with a connecting plate, and the connecting plate is fixedly mounted in the installation site of two-way covering directional aerial, Be provided with installation detent on connecting plate, the through-hole through entire link block be provided on link block, be provided on anchor ear with The corresponding mounting hole of detent is installed, installation screw corresponding with installation detent is provided on pole, one end of anchor ear is passed through The through-hole of link block is simultaneously wound on pole, and bolt passes through mounting hole, installation screw and installation detent, and mounting rack is fixed on pole On.