KR20210090107A - Antenna apparatus for base station and adaptor of the same - Google Patents

Abstract

The present invention relates to a base station antenna device and to an adapter thereof. In particular, the base station antenna device includes: an antenna module installed up and down to have a space spaced apart a predetermined distance forward with respect to a holding pole and installed so as to be tiltable at a predetermined angle; an RRH installed on the rear surface of the antenna module so as to be located in the separation space, and installed to slide and detach from the side of the separation space in the left and right directions; and an adapter provided at the lower end of the RRH to mediate electrical signal connection and separation between the antenna module and the RRH, and provided with a push block capable of connecting and disconnecting the signal through an operation moving in the front and rear directions. The product stability and field workability can be improved.

Description

ANTENNA APPARATUS FOR BASE STATION AND ADAPTOR OF THE SAME

The present invention relates to a base station antenna device and an adapter thereof, and more particularly, to a base station antenna device and an adapter for easy assembly and installation.

In a mobile communication system, a 'base station' refers to a system that relays radio waves of a mobile terminal in a cell. The base station is mainly installed on the roof of a building and relays the radio wave of the mobile terminal. Therefore, base stations exist in units of cells, and these base stations control transmission of incoming and outgoing signals, designation of communication channels, monitoring of communication channels, etc. in units of cells, in addition to the interface function between the mobile terminal and the switching center. As an antenna device employed in a base station, a control antenna capable of vertically or horizontally tilting a beam has been popularized with many advantages.

As mobile communication services are popularized, the distribution of antenna devices that provide a wireless network environment that can provide services more stably is expanding, and mobile communication services are 3G and 4G from 2G (2 Generation) that only made wire calls possible. Wow, after pre-5G, 5G is becoming more established. The antenna device for such 5G mobile communication can be mounted together with the existing 4G and pre-5G, and the installation location can be shared.

However, in the conventional base station antenna device, since the specifications of the antenna module and the remote radio head (RRH) are different, it is very difficult to connect and assemble the antenna for each frequency band provided to the antenna module and the RRH, and installation time and cost are reduced. There is a problem that takes a lot of time.

The present invention has been devised in order to solve the above technical problem, it is possible to minimize and promote the common use of parts used to install the antenna module and the RRH on the holding pole, and to minimize the installation time and installation cost of the base station antenna device An object of the present invention is to provide a base station antenna device and an adapter thereof that are convenient for maintenance and repair.

In addition, the present invention is to provide a base station antenna device and its adapter that can greatly reduce the coupling time by adopting a sliding fastening structure as well as minimizing bolting coupling in the installation of the RRH on the rear surface of the antenna module. for other purposes.

Another object of the present invention is to provide a base station antenna device and an adapter thereof, which are very easy to operate by designing that signal connection and separation between the antenna module and the RRH is made in a push type.

The technical problems of the present invention are not limited to the technical problems mentioned above, and other technical problems not mentioned will be clearly understood by those skilled in the art from the following description.

An embodiment of the base station antenna device according to the present invention is an antenna module installed up and down to have a separation space spaced apart a predetermined distance forward with respect to a holding pole, an antenna module installed so as to be tiltable at a predetermined angle, the antenna module to be located in the separation space It is installed on the rear surface of the RRH, which is installed to slide and detach from the side of the separation space in the left and right direction, and the antenna module and the RRH are provided at the lower end of the RRH to mediate electrical signal connection and separation between the module and the RRH, and push in the front and rear directions It includes an adapter provided with a push block capable of connecting and disconnecting the signal through a moving operation.

Here, at least one sliding detachable rail long arranged in the left and right direction is disposed on the rear surface of the antenna module, and the front surface of the RRH facing the rear surface of the antenna module is coupled to the at least one sliding detachable rail and slid at least One sliding block may be arranged.

In addition, the sliding block is provided in the shape of a wheel having a sliding groove formed to be concave on an outer circumferential surface, and a guide rod elongated in the left and right directions is inserted into the sliding groove in the sliding groove to be coupled thereto.

In addition, at least one fixing bracket protruding to the left and right ends of the at least one sliding and detaching rail is provided on a side surface of the antenna module, and a left or right fixing bracket among the at least one fixing bracket is on the side surface of the antenna module. can be detached.

In addition, the at least one fixing bracket may include a fixing block coupled to the antenna module and a rotation block that is rotatably provided with respect to the fixing block and is detachably fixed to the left or right side of the RRH.

In addition, the upper end of the antenna module may be connected to a tilting unit connected to the holding pole and extending by a predetermined length in the horizontal direction so as to be tiltable in the front-rear direction based on the tilting fixing point of the lower end.

In addition, the separation space may be changed by a tilting operation of the antenna module tilted by the tilting unit.

In addition, a plurality of adapters may be provided at the lower end of the RRH to be spaced apart from each other by a predetermined distance in the left and right directions.

In addition, the antenna module may be provided with a fixed connector connected to the push block.

In addition, the push block is electrically connected and physically locked to the fixed connector by a push movement operation toward the antenna module side, and the fixed connector and the fixed connector by a pulling movement to the opposite side of the antenna module side It may include a locking connector for electrical connection and physical lock of the release.

In addition, the locking connector is positioned in a pulling position so that interference with the fixed connector is released before sliding engagement of the RRH with the rear surface of the antenna module, and after sliding engagement of the RRH with the rear surface of the antenna module It may be positioned in a push position to surround the fixed connector.

In addition, the push block may include a guide housing having a space opened in the push movement and pull movement direction, a moving block provided to move while receiving the guide of the guide housing, and the locking connector connected to the end of the moving block. can

An embodiment of the adapter of the base station antenna device according to the present invention is a locking provided at the lower end of the RRH to be moved by push and pull to enable electrical connection and physical locking with a fixed connector provided at the lower end of the antenna module. A connector, the locking connector is connected to the end, and includes a moving block that is pushed and pulled by a user's external force, and a guide housing for guiding the push and pull movements of the moving block.

Here, the locking connector is positioned in a pulling position so that interference with the fixed connector is released before sliding engagement of the RRH with the rear surface of the antenna module, and after sliding engagement of the RRH with the rear surface of the antenna module It may be positioned in a push position to surround the fixed connector.

According to the base station antenna device and the adapter according to the present invention, various effects as follows can be achieved.

First, it has the effect of minimizing the installation time and installation cost of the antenna module and the RRH.

Second, the electrical connection and physical locking between the antenna module and the RRH within the reduced installation space is achieved by a simple push movement and pull operation, which has the effect of improving field workability.

1 is a front perspective view of a base station antenna device according to the present invention;
2 is a rear perspective view of a base station antenna device according to the present invention;
Figure 3 is an exploded perspective view of Figure 2,
4 is a side view showing the state before and after tilting the base station antenna device according to the present invention,
5 is a side cross-sectional view showing a tilting part in the configuration of FIGS. 1 and 2,
6 is a cutaway perspective view taken along line AA of FIG. 1;
7 is an internal perspective view of a tilting unit showing a state in which the guide housing is removed among the configurations of FIGS. 1 and 2;
8 is an exploded perspective view showing a state in which the antenna module of the RRH is attached and detached in the configuration of FIG. 2;
9 is a cross-sectional view showing a base station antenna device according to the present invention and a partial enlarged view thereof,
FIG. 10 is a cross-sectional view illustrating an adapter among the cross-sectional views of FIG. 9 .

Hereinafter, an embodiment of a base station antenna apparatus and an adapter thereof according to the present invention will be described in detail with reference to the accompanying drawings.

In adding reference numerals to the components of each drawing, it should be noted that the same components are given the same reference numerals as much as possible even though they are indicated on different drawings. In addition, in describing the embodiment of the present invention, if it is determined that a detailed description of a related known configuration or function interferes with the understanding of the embodiment of the present invention, the detailed description thereof will be omitted.

In describing the components of the embodiment of the present invention, terms such as first, second, A, B, (a), (b), etc. may be used. These terms are only for distinguishing the elements from other elements, and the essence, order, or order of the elements are not limited by the terms. In addition, unless otherwise defined, all terms used herein, including technical or scientific terms, have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. Terms such as those defined in commonly used dictionaries should be interpreted as having meanings consistent with the meanings in the context of the related art, and should not be interpreted in an ideal or excessively formal meaning unless explicitly defined in the present application. does not

Figure 1 is a front perspective view of a base station antenna device according to the present invention, Figure 2 is a rear perspective view of a base station antenna device according to the present invention, Figure 3 is an exploded perspective view of Figure 2, Figure 4 is a base station antenna according to the present invention It is a side view showing the state of the device before and after tilting.

5 is a side cross-sectional view showing a tilting part in the configuration of FIGS. 1 and 2, FIG. 6 is a perspective view taken along line AA of FIG. 1, and FIG. 7 is a state in which the guide housing is removed during the configuration of FIGS. 1 and 2 It is an internal perspective view of the tilting part showing.

First, in order to help the understanding of the base station antenna device according to the present invention, the configuration of the base station antenna unit (Antenna unit) will be described in detail. The base station antenna apparatus according to an embodiment of the present invention includes an antenna module A1 and a Remote Radio Head (RRH) A2. The antenna module A1 described in this embodiment is a concept that refers to all antenna modules having at least one frequency band. In addition, the RRH (A2) described in this embodiment refers to a device connected to the antenna for each frequency band provided to the antenna module A1, and transmitting and receiving the antenna and the base station. The RRH (A2) refers to a relay device between a base station and a mobile communication terminal of a mobile communication system, which receives a weakened signal and amplifies or retransmits it, shapes a distorted waveform, and readjusts timing.

Base station antenna device according to an embodiment of the present invention, as shown in Figs. 1 to 4, a space (S) spaced apart a predetermined distance forward with respect to the holding pole (1) provided vertically in the vertical direction. The antenna module (A1) installed up and down to have a tiltable predetermined angle and installed on the rear surface of the antenna module (A1) so as to be located in the separation space (S), sliding in the left and right direction from the side of the separation space (S) It is provided at the lower end of the RRH (A2) to mediate the electrical signal connection and separation between the RRH (A2) installed to be detachably and the antenna module (A1) and the RRH (A2), and signal connection and It includes an adapter 200 provided with a detachable push block 250 .

A tilting unit 100 for simultaneously tilting the antenna module A1 and the RRH A2 may be provided at the upper end of the holding pole 1 . Here, the upper end of the antenna module A1 is connected to be hingedly rotated relative to the tilting unit 100 , and the lower end of the holding pole 1 corresponding to the lower portion than the tilting unit 100 has the lower end of the antenna module A1. This hinge is connected so that it can be rotated.

The tilting unit 100 is provided to extend a predetermined length from the upper end of the holding pole 1 to the outside in the horizontal direction, and inside the tilting unit 100, the tilting unit 101 to which the upper end of the antenna module A1 is connected is a guide arm. It is configured to move in the horizontal direction along the unit 105 , so that the upper end of the antenna module A1 is moved according to the moving distance of the tilting unit 101 , so that the tilting angle of the antenna module A1 can be adjusted. As described above, since the upper end of the antenna module A1 can be tilted and rotated in the front and rear horizontal directions with respect to the lower fixed pivot point, it is advantageous to easily control the directionality of the antenna beam.

More specifically, the tilting unit 100 includes a guide arm unit 105 and a tilting unit 101 . The guide arm unit 105 serves to guide the movement of the tilting unit 101 , and the tilting unit 101 moves while receiving the guide of the guide arm unit 105 to adjust the tilting angle of the antenna module A1 . can play a role.

The guide arm unit 105 may be arranged to extend horizontally to one side so as to be orthogonal to the vertical holding pole 1, as shown in FIGS. 5 to 7 . The holding pole 1 may be formed in a substantially hollow cylindrical shape.

In one embodiment of the present invention, the holding pole (1), as referenced in FIGS. 1 and 2, will be described by limiting the vertical arrangement. However, although not shown in the drawings, it is natural that the holding pole 1 may be horizontally disposed on the wall surface of the house. Therefore, the term for the direction used in an embodiment of the present invention will be described with reference to the holding pole (1) arranged vertically vertically regardless of the actual installation direction of the holding pole (1).

As shown in FIG. 5 , the guide arm unit 105 serves to limit the moving distance of the tilting unit 101 and guide the moving of the tilting unit 101 .

More specifically, the guide arm unit 105, as shown in FIG. 5, is connected to the housing connector 120 and the housing connector 120 for mediating coupling to the post pole 1, the post pole 1 It may include a guide housing 110 horizontally extending in a direction perpendicular to (1).

Here, the guide housing 110 may be formed to have a vertical cross section of a 'C' shape with an open lower side. This is to prevent interference during the movement of the upper pivoting link 41 and the tilting unit 101 that mediate the coupling with the upper end of the antenna module A1.

The tilting part 101 is disposed in the guide arm unit 105, and the hinge position is fixed in the guide arm unit 105 based on the lower end of the antenna module A1 as shown in FIGS. 5 to 7 . may serve to adjust the tilting angle with respect to the holding pole (1) by moving the upper end of the antenna module (A1) in the horizontal direction.

More specifically, the antenna module (A1), as shown in FIG. 4, is hinge-rotatably connected to the tilting unit 101 via the upper pivoting link 41 provided at the upper end thereof, and at the lower end thereof It can be hingedly rotatably connected with respect to the holding pole (1) via the provided lower pivoting link (42).

Here, in the holding pole 1, as shown in FIG. 4, the upper coupling clamp 10 and the seating clamp mediating the coupling of the guide arm unit 105 provided to tilt the upper end of the antenna module A1. In addition to being provided with 30, a lower coupling clamp 20 that mediates the coupling of the rotation bracket 45 provided to mediate the hinge coupling with the lower rotation link 42 connected to the lower end of the antenna module A1 will be provided. can

The upper pivoting link 41 is hinged so that both one end coupled to the antenna module A1 and the other end coupled to the tilting unit 101 are hinge-rotatable, and the lower pivoting link 42 is the antenna One end coupled to the module A1 may be directly screwed so that the hinge rotation is impossible, and the other end coupled to the rotation bracket 45 may be hinged so that the hinge rotation is relatively possible. Accordingly, the hinge position of the antenna module A1 connected by the upper rotational link 41 changes depending on the position of the tilting part 101 in the guide arm unit 105, but the antenna module connected by the lower rotational link 42 The hinge position of (A1) can be defined as being relatively fixed.

On the other hand, the tilting unit 101, as shown in Figs. 5 to 7, is installed in the longitudinal direction in the guide housing 110 of the configuration of the guide arm unit 105, a screw bolt having an external thread formed on the outer circumferential surface. 130 and the tilting driving unit 140 that is moved along the screw bolt 130 and is hingedly connected to the upper end of the antenna module A1 and the upper pivoting link 41 .

Here, the male thread formed on the screw bolt 130 may include any one of a ball screw shape into which a ball of a predetermined size is inserted and a trapezoidal shape that facilitates gear meshing, although not shown in detail in the drawings.

The screw bolt 130 may be fixed to the inner end and the other inner end of the guide housing 110 elongated in the horizontal direction so as to be perpendicular to the holding pole 1 using a fixing screw (not shown), respectively.

The tilting driving unit 140 is provided in a driving unit housing 141 having a predetermined space therein, and a motor housing 142 coupled to the driving unit housing 141, as shown in FIGS. 5 to 7 , and electrically The driving motor 143 driven by the , and the driving gear 145 having gear teeth on the outer circumferential surface and rotating in association with the rotation shaft of the driving motor 143 extending from the motor housing 142 to the driving unit housing 141 side; , a female screw thread through which the screw bolt 130 penetrates and is coupled to the center of rotation is formed, and may include a moving gear 144 having gear teeth meshed with the driving gear 145 on the outer circumferential surface.

The driving unit housing 141 is formed in the above-described predetermined space to serve as an installation space in which the driving gear 145 and the moving gear 144 are installed, as well as some part fixed to the guide housing 110 to be described later. Coupled to the pair of guide rails 150 and the other part is coupled to the upper end of the antenna module A1 via the upper rotation link 41, the guide rail 150 according to the driving of the drive motor 143. It serves to adjust the tilting angle as the upper end of the antenna module A1 is moved in the longitudinal direction (ie, in the horizontal direction) from the lower side of the guide housing 110 while receiving.

The motor housing 142 is provided to form a separate space on one side of the driving unit housing 141 , and the driving motor 143 is rotated parallel to the screw bolt 130 in the motor housing 142 . It can be fixed to have an axis.

The rotating shaft of the driving motor 143 is penetrated from the inside of the motor housing 142 and exposed to the inside of the driving unit housing 141 , and a driving gear 145 is provided to interlock with the rotating shaft of the driving motor 143 as a coaxial axis. can be

Here, the tilting driving unit 140 includes a driving bearing support 147 for rotationally supporting the driving gear 145 with respect to the driving unit housing 141 and a moving gear 144 as shown in FIGS. 5 to 7 . It may further include a moving bearing support 146 for rotationally supporting the driving unit housing 141 .

The driving bearing support 147 and the moving bearing support 146 rotate and support the driving gear 145 and the moving gear 144 rotatably provided in the driving unit housing 141 with respect to the driving unit housing 141 , respectively. A plurality of bearing balls that perform a role and reduce friction between the inner ring in a fixed state and the outer ring in a rotation state, respectively, may be provided in an interposed type. Here, the inner ring may be fixed with respect to the driving unit housing 141 , respectively, and the outer ring may be provided to rotate in conjunction with the driving gear 145 and the moving gear 144 .

Meanwhile, the tilting driving unit 140 is disposed on one side and the other side in the width direction of the guide arm unit 105 , respectively, and is elongated in the longitudinal direction of the guide arm unit 105 , as shown in FIGS. 5 to 7 . A pair of tilting guide rails 150 arranged and fixed to the outside of the driving unit housing 141 , coupled to each of the pair of tilting guide rails 150 to mediate the coupling of the driving unit housing 141 . It may further include a moving guide block 160 .

More specifically, the pair of tilting guide rails 150 may be horizontally fixed in the longitudinal direction to one side in the width direction and the other side in the width direction of the guide housing 110 horizontally arranged in the longitudinal direction, respectively.

In addition, the pair of moving guide blocks 160 each have a 'C'-shaped vertical cross-sectional shape so as to be engaged while enclosing a portion of the outer surface of the pair of tilting guide rails 150, the driving unit housing 141 . It may be fixed to the outer surface of one side and the outer surface of the other side, respectively.

8 is an exploded perspective view showing the attachment and detachment of the antenna module of the RRH in the configuration of FIG. 2, FIG. 9 is a cross-sectional view showing the base station antenna device according to the present invention and a partially enlarged view thereof, and FIG. 10 is a cross-sectional view of FIG. It is a cross-sectional view showing the adapter.

Antenna module (A1) is provided in the form of a long and slim box up and down, as shown in FIGS. 3 and 4, the holding pole to have a space (S) spaced a predetermined distance forward with respect to the holding pole (1). It can be installed parallel to (1).

Referring to FIG. 8 , the RRH (A2) may be installed in the separation space (S) between the antenna module (A1) and the holding pole (1). More specifically, the RRH (A2) may be slidingly detachably coupled to the rear surface of the antenna module (A1).

To this end, as shown in FIG. 9 , at least one sliding detachable rail 221 elongated in the left and right direction is disposed on the rear surface of the antenna module A1, and the RRH facing the rear surface of the antenna module A1 ( At least one sliding block 225 coupled to and sliding on at least one sliding detachable rail 221 may be disposed on the front surface of A2).

Here, the sliding detachable rail 220 is, as shown in FIG. 9 , the guide frame 221 arranged long in the left and right directions on the rear surface of the antenna module A1, and the lower inner side and the upper inner side of the guide frame 221 . and a guide rod 223 disposed long in the left and right direction. The guide rod 223, at least a portion of the outer peripheral surface may be provided to protrude inward from the lower end and the upper end of the guide frame 221, respectively.

Meanwhile, as shown in FIG. 9 , the sliding block 225 may be provided in a wheel shape with sliding grooves formed to be concave on the outer circumferential surface. In an operation in which the guide rod 223 of the sliding detachable rail 220 is inserted and coupled into the groove of the sliding block 225 , the RRH (A2) may slide in the left and right direction with respect to the antenna module A1.

In addition, at least one fixing bracket 230 protruding to the left and right ends of the at least one sliding detachable rail 220 may be provided on the side surface of the antenna module A1 as shown in FIG. 1 .

Here, at least one fixing bracket 230 is provided rotatably with respect to the fixing block 231 coupled to the antenna module A1, and the fixing block 231, as shown in FIG. 1, RRH ( It may include a rotation block 233 that is detachably fixed to the left or right side of A2). The rotation block 233 is provided to rotate at least 90 degrees in the outward direction with respect to the fixed block 231, thereby moving the RRH (A2) from the side to the sliding detachable rail 220 with respect to the antenna module (A1) side. It is possible to open one side of the sliding detachable rail 220 when doing.

That is, the rotation block 233 of the at least one fixing bracket 15 is fixed to the antenna module A1 for sliding coupling before the sliding attachment/detachment coupling of the RRH(A2) to the rear surface of the antenna module A1 ( 231), and after sliding attachment/detachment coupling of the RRH(A2) to the rear surface of the antenna module (A1), it is bolted or screwed to the side of the RRH, in the left and right direction of the RRH(A2) departure can be prevented.

On the other hand, in the adapter 200 of the base station antenna device according to an embodiment of the present invention, as shown in FIGS. 8 to 10 , the push block 250 at the lower end of the RRH(A2) is spaced apart a predetermined distance in the left and right direction. As many as possible may be provided. In one embodiment of the present invention, the adapter 200 is provided such that three push blocks 250 are spaced apart from each other by a predetermined distance in the left and right directions at the lower end of the RRH (A2), but the number is not limited thereto.

The adapter 200 having such a configuration serves to simultaneously establish an electrical connection and a physical lock connection with the fixed connector 217 provided on the rear surface of the antenna module A1.

More specifically, as shown in FIGS. 9 and 10 , the push block 250 in the configuration of the adapter 200 is a fixed connector 217 by a push movement operation toward the antenna module A1 side. Electrical connection and physical locking connection are made with the locking connector so that the electrical connection and physical lock with the fixed connector 217 are released by a pulling movement operation to the opposite side of the antenna module (A1) side. 218) may be included.

The push block 250 is, as shown in FIG. 10 , a push knob 111 provided so that a user can push or pull it by hand, and a character or sign shape is printed on the outside of the push knob 111 to the push knob It may include a push display unit 112 for displaying the usage method of (111).

The locking connector 218 is positioned in the pulling position so that interference with the fixed connector 217 is released before the sliding engagement of the RRH A2 with the rear surface of the antenna module A1, and the rear surface of the antenna module A1 After the sliding coupling of the RRH (A2), it may be positioned in a push position to surround the fixed connector 217 .

To this end, the push block 250 includes a guide housing 213 having a space opened in the push movement and pull movement directions, and a movement block 255 provided to move while receiving the guide of the guide housing 213, and the movement It may further include the aforementioned locking connector 218 connected to the end of block 255 .

Here, the end of the fixed connector 217 and the locking connector 218 are provided in a male-female shape coupled by the push operation of the push block 250, so that the male-female coupling is continuously performed unless a separate external separation force is provided. By being maintained, the electrical connection connection between the antenna module A1 and the RRH A2 may not be arbitrarily released.

On the other hand, as described above, the antenna module A1 by the tilting unit 100 so that the electrical connection and the physical lock connection between the antenna module A1 and the RRH (A2) are easier using the adapter 200 as described above. ) and the RRH (A2) and the separation space (S) between the holding pole (1) can be performed after the upper end of the antenna module (A1) is tilted forward at a predetermined angle so that it varies more widely.

However, according to the base station antenna device according to an embodiment of the present invention, even in the limited space (S) between the antenna module (A1) and the holding pole (1), the RRH (A2) from the side to the left and right antenna module (A1) ), since it is provided to be detachably coupled by sliding on the rear surface, it is not necessary to perform the tilting operation by the tilting unit 100 in advance.

Above, embodiments of the base station antenna device and the adapter according to the present invention have been described in detail with reference to the accompanying drawings. However, the embodiments of the present invention are not necessarily limited by the above-described embodiments, and it will be natural that various modifications and implementations in equivalent ranges are possible by those skilled in the art to which the present invention pertains. . Therefore, the true scope of the present invention will be determined by the claims to be described later.

A1: Antenna module A2: RRH
1: holding pole 10: upper mating clamp
11a, 11b: upper clamp block on one side 12a, 12b: upper clamp block on the other side
13: upper fixing bolt 14: upper fixing nut
20: lower coupling clamp 21: lower one side clamp block
22: lower other clamp block 23: two or more fixing bolts
24: two or more retaining nuts 30: seating clamp
41: upper pivot link 42: lower pivot link
45: rotation bracket 100: tilting unit
130: fixing bracket 131: fixing block
133: pivot block 200: adapter
211: push knob 212: push indicator
213: guide housing 217: fixed connection body
218: locking connector S: clearance

Claims (14)

Antenna module installed up and down to have a spaced space apart from the front by a predetermined distance with respect to the holding pole so as to be tiltable at a predetermined angle;
an RRH installed on the rear surface of the antenna module so as to be located in the separation space, and installed to be slidably detachable from the side of the separation space in the left and right directions; and
an adapter provided at a lower end of the RRH to mediate electrical signal connection and separation between the antenna module and the RRH, and having a push block capable of connecting and disconnecting the signal through a push movement in the front-rear direction; Including, base station antenna device. The method according to claim 1,
At least one sliding detachable rail arranged long in the left and right direction is disposed on the rear surface of the antenna module,
At least one sliding block coupled to the at least one sliding detachable rail and sliding is disposed on the front surface of the RRH facing the rear surface of the antenna module, the base station antenna device. 3. The method according to claim 2,
The sliding block is provided in a wheel shape with a sliding groove formed to be concave on an outer circumferential surface, and a guide rod elongated in the left and right direction is inserted into the sliding groove in the sliding groove and coupled to the base station antenna device. 3. The method according to claim 2,
At least one fixing bracket protruding to the left and right ends of the at least one sliding and detachable rail is provided on a side surface of the antenna module,
The left or right fixing bracket of the at least one fixing bracket is detachable from the side surface of the antenna module, the base station antenna device. 5. The method according to claim 4,
The at least one fixing bracket,
a fixed block coupled to the antenna module; and
a rotation block which is provided rotatably with respect to the fixed block and is detachably fixed to the left or right side of the RRH; Including, base station antenna device. The method according to claim 1,
The upper end of the antenna module is connected to the tilting unit connected to the holding pole and provided to extend a predetermined length in the horizontal direction so as to be tiltable in the front-rear direction based on the tilting fixed point of the lower end, the base station antenna device. 7. The method of claim 6,
The separation space is changed by a tilting operation of the antenna module tilted by the tilting unit, the base station antenna device. The method according to claim 1,
A plurality of the adapters are provided at the lower end of the RRH so as to be spaced apart by a predetermined distance in the left and right directions, the base station antenna device. The method according to claim 1,
The antenna module is provided with a fixed connector connected to the push block, the base station antenna device. 10. The method of claim 9,
The push block is electrically connected and physically locked to the fixed connector by a push movement to the antenna module side, and is electrically connected to the fixed connector by a pulling movement to the opposite side of the antenna module. A base station antenna device comprising a locking connector that is physically unlocked and physically unlocked. 11. The method of claim 10,
The locking connector is positioned in a pulling position so that interference with the fixed connector is released before sliding engagement of the RRH with the rear surface of the antenna module, and after sliding engagement of the RRH with the rear surface of the antenna module, the locking connector is fixed A base station antenna device positioned in the push position to surround the connector. 12. The method of claim 11,
The push block is
a guide housing having a space opened in the push movement and pull movement directions;
a moving block provided to move while receiving the guide of the guide housing; and
the locking connector connected to an end of the moving block; Including, base station antenna device. a locking connector provided at the lower end of the RRH to be pushed and pulled to enable electrical connection and physical locking with the fixed connector provided at the lower end of the antenna module;
a moving block connected to the end of the locking connector and pushed and pulled by a user's external force; and
a guide housing for guiding the push movement and pull movement of the moving block; Including, an adapter of the base station antenna device. 14. The method of claim 13,
The locking connector is positioned in a pulling position so that interference with the fixed connector is released before sliding engagement of the RRH with the rear surface of the antenna module, and after sliding engagement of the RRH with the rear surface of the antenna module, the locking connector is fixed An adapter for a base station antenna device, positioned in a push position to surround the connector.

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