CN112968266A

CN112968266A - PCB phase shifter bracket, PCB phase shifter mounting method and antenna

Info

Publication number: CN112968266A
Application number: CN202110188843.9A
Authority: CN
Inventors: 吴海龙; 郑朝义; 汤曹磊; 谷宝生; 蒋鹏飞; 靳志尧; 缪薛陈
Original assignee: Zhongtian Communication Technology Co ltd
Current assignee: Zhongtian Communication Technology Co ltd
Priority date: 2021-02-19
Filing date: 2021-02-19
Publication date: 2021-06-15
Anticipated expiration: 2041-02-19
Also published as: CN112968266B

Abstract

The invention provides a PCB phase shifter bracket, a PCB phase shifter mounting method and an antenna, relates to the technical field of antennas, and is used for simplifying the taking-out process of an inner-layer PCB phase shifter in a stacked PCB phase shifter. The PCB phase shifter bracket comprises a mounting seat and a plurality of mounting frames stacked on the mounting seat, wherein the mounting seat is fixed on the reflecting plate, and a mounting hole is formed in one side of the mounting seat, which is far away from the reflecting plate; each mounting frame comprises a mounting plate and a mounting column fixedly connected with the mounting plate, one end of each mounting column is a plug pin part, and the other end of each mounting column is provided with a containing hole; the bolt part of the mounting rack positioned at the lowermost layer is inserted into the mounting holes, and in any two adjacent layers of mounting racks, the bolt part of the mounting rack positioned at the upper layer is inserted into the accommodating hole of the mounting rack positioned at the lower layer; each mounting plate is provided with a base plate, and each base plate is provided with a PCB phase shifter. The PCB phase shifter bracket provided by the invention is used for supporting the PCB phase shifter.

Description

PCB phase shifter bracket, PCB phase shifter mounting method and antenna

Technical Field

The invention relates to the technical field of antennas, in particular to a PCB phase shifter bracket, a PCB phase shifter mounting method and an antenna.

Background

The PCB phase shifter is a device for adjusting the phase of a wave, and is generally used to adjust the coverage area of an electromagnetic signal emitted from an antenna, so as to prevent the problems of mutual interference of antenna signals, etc.

As the number of independent frequency bands on a single antenna increases, signals of each independent frequency band need to be adjusted individually, and therefore, a plurality of PCB phase shifters are usually arranged in a limited reflector space of each antenna in a stacked manner to meet the requirement of adjusting signals of each antenna. Referring to fig. 1, a common stacking method is to sequentially pass through a plurality of PCB phase shifters 700 using studs 800, fix the plurality of PCB phase shifters 700 at different heights of the studs 800 at intervals, and then fix the studs 800 on a reflective plate, thereby disposing the plurality of PCB phase shifters 700 on the reflective plate.

However, the above scheme is complicated in the process of taking out the inner PCB phase shifter near the reflection plate.

Disclosure of Invention

In view of the above problems, embodiments of the present invention provide a PCB phase shifter bracket, a PCB phase shifter mounting method, and an antenna, which are used to simplify a process of taking out an inner layer PCB phase shifter in a stacked PCB phase shifter.

In order to achieve the above object, the embodiments of the present invention provide the following technical solutions:

the embodiment of the invention provides a PCB phase shifter bracket, which comprises a mounting seat and a plurality of mounting frames, wherein the mounting seat is fixed on a reflecting plate, one side of the mounting seat, which is far away from the reflecting plate, is provided with a mounting hole, and the mounting frames are stacked on the mounting seat; each mounting frame comprises a mounting plate and a mounting column fixedly connected with the mounting plate, one end of each mounting column is a plug pin part, and the other end of each mounting column is provided with an accommodating hole; the bolt part of the mounting rack positioned at the lowermost layer is inserted into the mounting hole, and in any two adjacent layers of the mounting racks, the bolt part of the mounting rack positioned at the upper layer is inserted into the accommodating hole of the mounting rack positioned at the lower layer; each mounting plate is provided with a base plate, and each base plate is provided with a PCB phase shifter.

The PCB phase shifter bracket provided by the embodiment of the invention has the following advantages:

the PCB phase shifter support provided by the embodiment of the invention comprises a mounting seat and a plurality of mounting frames stacked on the mounting seat, wherein the mounting seat is arranged on a reflecting plate, a mounting hole is formed in one side, away from the reflecting plate, of the mounting seat, a bolt part of the mounting frame at the lowest layer is inserted into the mounting hole, and a bolt part of the mounting frame at the upper layer in two adjacent mounting frames is inserted into a containing hole of the mounting frame at the lower layer. A base plate is arranged on each mounting frame, and a PCB phase shifter is arranged on each base plate. Set up like this for a plurality of PCBs move the looks ware and pile up the setting on the reflecting plate, when needs take out inlayer PCB and move the looks ware, can regard as a whole with all layers of mounting brackets above this layer of mounting bracket to take out the bolt portion of the mounting bracket of one deck on this layer from the holding hole of this layer of mounting bracket, can take out all mounting brackets that are located this layer of top, need not to follow and take out a plurality of mounting brackets down in proper order, thereby simplified the process of taking out.

The PCB phase shifter bracket as described above, wherein the mounting base includes a connecting plate and a plurality of supporting pillars, the plurality of supporting pillars are disposed at an edge of the connecting plate, a bottom end of each supporting pillar is fixed on the reflection plate, and the top end of each supporting pillar is provided with the mounting hole.

A PCB phase shifter holder as described above, wherein the number of support posts is greater than or equal to the number of mounting posts in each of the mounting brackets.

The PCB phase shifter support comprises a pin part, a pin part and a containing hole, wherein the pin part is provided with a third through hole;

when the bolt part of the mounting rack positioned on the upper layer is inserted into the accommodating hole of the mounting rack positioned on the lower layer, the first connecting piece is inserted into the third through hole and the fourth through hole which are aligned.

The PCB phase shifter support as described above, wherein the wall of the mounting hole is provided with a first through hole, and when the plug pin portion of the mounting rack located at the lowermost layer is inserted into the mounting hole, the second connecting member is inserted into the aligned first through hole and the aligned third through hole.

The PCB phase shifter bracket as described above, wherein the mounting base further comprises a first buckle, the first buckle is disposed at the bottom end of the supporting column, and the reflection plate is provided with a second through hole clamped with the first buckle.

The PCB phase shifter bracket as described above, wherein the first fastener includes a first support part and two first claws, the first support part is plate-shaped, and the first support part is fixed on the bottom surface of the support pillar;

the first supporting part comprises two first plate surfaces which are oppositely arranged, a first clamping jaw is respectively arranged on the two first plate surfaces, the first end of the first clamping jaw is fixed on the first plate surfaces, the second end of the first clamping jaw is arranged at an interval with the first plate surfaces, and the second end of the first clamping jaw is close to the bottom surface of the supporting column;

the second end of the first clamping jaw comprises a first limiting surface which is abutted against the inner wall of the second through hole.

The PCB phase shifter bracket as described above, wherein the second end of the first clamping jaw further comprises a second limiting surface intersecting the first limiting surface, and the second limiting surface abuts against the lower edge of the second through hole; wherein the lower edge of the second through hole is the edge of the second through hole on the lower plate surface of the reflector plate;

the first buckle further comprises a first elastic sheet, the first elastic sheet is an arc-shaped sheet, one end of the first elastic sheet is fixed on the side face of the supporting column, and the other end of the first elastic sheet is abutted against the upper plate face of the reflecting plate;

the upper plate surface of the reflecting plate is the plate surface of the reflecting plate close to the supporting column, and the lower plate surface of the reflecting plate is the plate surface of the reflecting plate far away from the supporting column.

The PCB phase shifter bracket as described above, wherein two opposite first positioning pin slots are provided on an inner wall of the second through hole, and an extending direction of the two first positioning pin slots is the same as an extending direction of the second through hole;

the first supporting part also comprises two first side surfaces positioned between the two first plate surfaces;

the two first side surfaces are arranged oppositely, each first side surface protrudes outwards to form two first positioning pin tongues, and the two first positioning pin tongues are inserted into the two first positioning pin grooves respectively.

The PCB phase shifter bracket as described above, wherein the mounting plate is provided with a positioning pin, the backing plate is provided with a first positioning hole matched with the positioning pin, and the positioning pin is inserted into the first positioning hole.

The PCB phase shifter support comprises a base plate, a first clamping buckle, a second clamping buckle, a first through hole and a second through hole, wherein the base plate is provided with the first through hole, the second clamping buckle is arranged on the base plate, and the first through hole is connected with the second through hole in a clamped mode.

The PCB phase shifter bracket as described above, wherein the second clip includes a base, a second support part and two second claws, the base is fixed on the mounting plate, the top surface of the base is far away from the plate surface of the mounting plate, the second support part is fixed on the top surface of the base, and the second support part is plate-shaped;

the second supporting part comprises two second plate surfaces which are oppositely arranged, a second clamping jaw is respectively arranged on the two second plate surfaces, the first end of the second clamping jaw is fixed on the second plate surfaces, and the second end of the second clamping jaw and the second plate surfaces are arranged at intervals and are close to the top surface of the base;

the second end of the second clamping jaw comprises a third limiting surface which is abutted against the inner wall of the fifth through hole.

The PCB phase shifter bracket as described above, wherein the second end of the second clamping jaw further includes a fourth limiting surface intersecting the third limiting surface, and the fourth limiting surface abuts against an upper edge of the fifth through hole; the upper edge of the fifth through hole is the edge of the fifth through hole on the upper plate surface of the base plate;

the second buckle further comprises a second elastic sheet, the second elastic sheet comprises an extending part, one end of the extending part is fixed on the side face of the base, a protrusion is arranged on the top face of the other end of the extending part, and the protrusion is abutted to the lower plate face of the base plate;

the upper plate surface of the base plate is the surface of the base plate close to the base, and the lower plate surface of the base plate is the surface of the base plate far away from the base.

The PCB phase shifter support as described above, wherein a second positioning pin slot is disposed on an inner wall of the fifth through hole, and an extending direction of the second positioning pin slot is the same as an extending direction of the fifth through hole;

the second supporting portion further comprises two second side surfaces located between the two second plate surfaces, the two second side surfaces are arranged oppositely, one of the two second side surfaces protrudes outwards to form a second positioning pin tongue, and the second positioning pin tongue is inserted into the second positioning pin groove.

The PCB phase shifter bracket as in any one of the above claims, wherein the PCB phase shifter is arranged on the surface of the base plate away from the mounting seat, and both ends of the base plate are recessed towards the mounting seat to form a step part;

the PCB phase shifter support further comprises a line card, and the line card is arranged on the step portion.

The PCB phase shifter support comprises a stepped part, a first positioning hole and a second positioning hole, wherein the stepped part is provided with a plurality of notches at the edge, and each notch is correspondingly provided with one second positioning hole;

the line card comprises a line inserting part and a positioning hook which are connected, and the line inserting part comprises an I-shaped part and a fixing part for fixing a cable;

the I-shaped portion comprises two end plates and connecting plates connected with the two end plates, the connecting plates are inserted into the notch, the two end plates of the I-shaped portion are located on two sides of the notch respectively, and the positioning hooks are clamped on the second positioning holes.

The PCB phase shifter bracket comprises two welding areas, the base plate is further provided with two sixth through holes, and the two sixth through holes are opposite to the two welding areas one by one and used for preventing solder of the welding areas from dropping on the base plate.

The embodiment of the invention also provides a method for installing the PCB phase shifter, wherein the method for installing the PCB phase shifter comprises the following steps:

step S1: providing a PCB phase shifter and a base plate, and arranging the PCB phase shifter on the base plate;

step S2: mounting a line card on the backing plate;

step S3: passing a cable through the line card and welding the cable with a PCB phase shifter;

step S4: providing an initial mounting rack, and mounting the base plate on a mounting plate of the initial mounting rack to obtain a mounting rack to be stacked; the initial mounting frame further comprises a mounting column fixedly connected with the mounting plate, one end of the mounting column is a bolt part, and the other end of the mounting column is provided with a containing hole;

step S5: inserting the bolt part of the mounting frame to be stacked into the mounting hole of the mounting seat to obtain a stacked mounting frame; the mounting seat is fixed on the reflecting plate;

step S6: repeating the steps S1-S4, and inserting the bolt part of the obtained mounting rack to be stacked into the accommodating hole of the outermost stacked mounting rack to obtain a new outermost stacked mounting rack;

step S7: and repeating the step S6 until the number of the stacked mounting racks reaches a preset value.

The installation method of the PCB phase shifter provided by the embodiment of the invention has the following advantages:

the installation method of the PCB phase shifter provided by the embodiment of the invention comprises the following steps of S1: providing a PCB phase shifter and a base plate, and arranging the PCB phase shifter on the base plate; step S2: installing a line card on a base plate; step S3: the cable penetrates through the wire clamp and is welded with the PCB phase shifter; step S4: providing an initial mounting rack, and mounting a base plate on a mounting plate of the initial mounting rack to obtain a mounting rack to be stacked; the initial mounting frame further comprises a mounting column fixedly connected with the mounting plate, one end of the mounting column is a bolt part, and the other end of the mounting column is provided with a containing hole; step S5: inserting a bolt part of the mounting frame to be stacked into a mounting hole of the mounting seat to obtain a stacked mounting frame; wherein, the mounting seat is fixed on the reflecting plate; step S6: repeating the steps S1-S4, and inserting the bolt part of the obtained mounting rack to be stacked into the accommodating hole of the outermost stacked mounting rack to obtain a new outermost stacked mounting rack; step S7: and repeating the step S6 until the number of the stacked mounting racks reaches a preset value. Through the above steps, the PCB phase shifters may be stacked on the reflection plate, thereby disposing a plurality of PCB phase shifters in a limited reflection plate space.

The embodiment of the invention also provides an antenna, wherein the antenna comprises a reflecting plate and the PCB phase shifter bracket, and the PCB phase shifter bracket is arranged on the reflecting plate. Since the antenna comprises the PCB phase shifter bracket, the antenna also has the advantages of the PCB phase shifter bracket, and reference may be made to the related description of the PCB phase shifter bracket.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic diagram of a PCB phase shifter stacked by studs in the related art;

FIG. 2 is a schematic diagram of a PCB phase shifter holder according to an embodiment of the invention;

FIG. 3 is a first structural diagram of a mounting base according to an embodiment of the invention;

FIG. 4 is a second structural diagram of a mounting base according to an embodiment of the invention;

FIG. 5 is a third structural diagram of a mounting base in an embodiment of the invention;

FIG. 6 is a front view of a mount in an embodiment of the invention;

FIG. 7 is a schematic structural diagram of a second via in an embodiment of the invention;

FIG. 8 is an enlarged fragmentary view of the area indicated by the circle in FIG. 5;

FIG. 9 is an enlarged fragmentary view of the area indicated by the circle in FIG. 4;

FIG. 10 is a cross-sectional view of a first jaw in an embodiment of the present invention;

FIG. 11 is a first structural schematic of a mount in an embodiment of the invention;

FIG. 12 is a second structural view of a mounting bracket according to an embodiment of the invention;

FIG. 13 is a third structural view of a mounting base in an embodiment of the invention;

FIG. 14 is an enlarged fragmentary view of the area indicated by the circle in FIG. 12;

FIG. 15 is an enlarged fragmentary view of the area indicated by the circle in FIG. 13;

FIG. 16 is a cross-sectional view of a second jaw in an embodiment of the present invention;

FIG. 17 is a schematic structural diagram of a fifth via in an embodiment of the invention;

FIG. 18 is a schematic view of a construction of a backing plate in an embodiment of the invention;

FIG. 19 is a cross-sectional view of the backing plate engaging a second fastener in accordance with an embodiment of the present invention;

FIG. 20 is an enlarged fragmentary view of the area indicated by the circle in FIG. 19;

fig. 21 is a schematic perspective view of a line card according to an embodiment of the present invention;

fig. 22 is a schematic plan view of a line card in an embodiment of the present invention;

FIG. 23 is a schematic structural diagram of step S1 according to an embodiment of the present invention;

FIG. 24 is a schematic structural diagram of step S2 according to an embodiment of the present invention;

FIG. 25 is a schematic structural diagram of step S3 according to the embodiment of the present invention;

FIG. 26 is a schematic structural diagram illustrating step S4 according to an embodiment of the present invention;

FIG. 27 is a schematic structural diagram of step S5 according to an embodiment of the present invention;

fig. 28 is a schematic structural diagram of step S6 in the embodiment of the present invention.

Description of reference numerals:

100: a mounting seat; 110: a support pillar;

111: mounting holes; 112: a first through hole;

120: a connecting plate; 130: a first buckle;

131: a first support section; 1311: a first side surface;

132: a first jaw; 1321: a first limiting surface;

1322: a second limiting surface; 133: a first spring plate;

134: a first locating tab; 200: a mounting frame;

210: a housing hole; 211: a fourth via hole;

220: a plug pin portion; 221: a third through hole;

230: mounting a plate; 240: a second buckle;

241: a second support portion; 2411: a second side surface;

242: a second jaw; 2421: a third limiting surface;

2422: a fourth limiting surface; 243: a second elastic sheet;

244: a second locating latch; 245: a base;

250: positioning pins; 300: a base plate;

310: a fifth through hole; 311: a second locating pin slot;

320: a step portion; 321: a notch;

322: a second positioning hole; 330: a first positioning hole;

340: a sixth through hole; 400: a line card;

410: a fixed part; 420: an I-shaped part;

430: a positioning hook; 500: a cable;

600: a second through hole; 610: a first locating pin slot;

700: a PCB phase shifter; 800: a stud;

910: a first connecting member; 920: a second connecting member.

Detailed Description

Referring to fig. 1, in the related art, a plurality of PCB phase shifters 700 are stacked on a reflection plate by sequentially passing studs 800 through the plurality of PCB phase shifters 700, fixing the plurality of PCB phase shifters 700 at different heights of the studs 800 at intervals, and fixing the studs 800 on the reflection plate. However, when the inner PCB phase shifter 700 needs to be debugged, the layer of PCB phase shifter 700 needs to be taken out. Before the layer of PCB phase shifters 700 is taken out, the plurality of PCB phase shifters 700 stacked above the layer of PCB phase shifters 700 need to be taken out from top to bottom in sequence; after debugging is completed, the plurality of PCB phase shifters 700 are sequentially fixed on the studs 800 from bottom to top, which results in a complicated removal process.

In view of the foregoing problems, an embodiment of the present invention provides a PCB phase shifter bracket, which includes a mounting base fixed on a reflection plate and a plurality of mounting brackets stacked on the mounting base, where each mounting bracket is correspondingly provided with one PCB phase shifter bracket. The mounting seat is provided with a mounting hole, one end of the mounting column of the mounting frame is a plug pin part, the other end of the mounting column is provided with a containing hole, in any two adjacent mounting frames, the plug pin part of the upper mounting frame is inserted into the containing hole of the lower mounting frame, and the plug pin part of the lowest mounting frame is inserted into the mounting hole. Set up like this, when the PCB on the inlayer mounting bracket of needs taking out moves the looks ware, can take out as a whole a plurality of mounting brackets of this layer of mounting bracket top with this layer of mounting bracket top, need not to follow and take out a plurality of mounting brackets down in proper order to the process of taking out has been simplified. The PCB moves looks ware and can directly debugs on the mounting bracket, need not to dismantle it from the mounting bracket and come out, takes out this layer of mounting bracket promptly and is equivalent to taking out the PCB that this layer of mounting bracket corresponds and moves the ware.

In order to make the aforementioned objects, features and advantages of the embodiments of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. It is to be understood that the described embodiments are merely a few embodiments of the invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 2 to 28, the PCB phase shifter holder according to the embodiment of the present invention includes a mount 100, a plurality of mounts 200, and a plurality of pads 300. The mounting base 100 is fixed on the reflection plate, and a mounting hole 111 is formed in a side of the mounting base 100 away from the reflection plate, where the reflection plate is a part of the antenna and can be used to improve the signal receiving capability of the antenna.

A plurality of mounting brackets 200 are stacked on the mounting base 100, each mounting bracket 200 comprises a mounting plate 230 and a mounting column fixedly connected with the mounting plate 230, one end of the mounting column is a bolt part 220, and the other end of the mounting column is provided with a containing hole 210; the latch parts 220 of the mounts 200 positioned at the lowermost layer are inserted into the mounting holes 111, and in any adjacent two layers of the mounts 200, the latch parts 220 of the mounts 200 positioned at the upper layer are inserted into the receiving holes 210 of the mounts 200 positioned at the lower layer. One pad 300 is provided on each mounting plate 230, and each pad 300 is provided with a PCB phase shifter 700.

Through the arrangement, when the PCB phase shifter 700 on the inner-layer mounting rack 200 close to the reflecting plate needs to be taken out for debugging, taking the inner-layer mounting rack 200 as an ith-layer mounting rack as an example, before the PCB phase shifter 700 on the ith-layer mounting rack is taken out, a plurality of mounting racks 200 above the ith-layer mounting rack can be taken as a whole, the pin part 220 of the (i + 1) -th-layer mounting rack is taken out from the accommodating hole 210 of the ith-layer mounting rack, the mounting racks 200 above the ith-layer mounting rack are taken out, the mounting racks 200 do not need to be taken out from top to bottom in sequence, and the taking-out process is simplified. And because the plurality of mounting brackets 200 that are located ith layer of mounting bracket top take out as a whole, after the debugging is accomplished, can install this a plurality of mounting brackets 200 again on ith layer of mounting bracket as a whole again, need not to follow and supreme a plurality of mounting brackets 200 of installing in proper order down, simplified the installation. Wherein, the (i + 1) th floor mounting bracket is adjacent to the (i) th floor mounting bracket and is located the mounting bracket 200 on the ith floor mounting bracket upper strata.

In addition, the length of the stud is limited, so that the number of PCB phase shifters capable of being stacked in the related art is small. Each mounting rack provided by the embodiment of the invention comprises the plug pin part 220 and the accommodating hole 210, so that the mounting racks can be continuously stacked on the mounting rack positioned on the uppermost layer, a large number of PCB phase shifters can be stacked, and the applicability of the PCB phase shifter bracket is improved.

Taking fig. 2 as an example, the number of the mounting racks 200 is 4 at this time, from bottom to top, it is the 1 st layer of mounting racks in proper order, the 2 nd layer of mounting racks, the 3 rd layer of mounting racks, the 4 th layer of mounting racks, when the PCB phase shifter 700 on the 1 st layer of mounting racks is to be taken out for debugging, only the 2 nd layer of mounting racks, the 3 rd layer of mounting racks, the 4 th layer of mounting racks are taken as a whole, and the bolt portion 220 of the 2 nd layer of mounting racks is taken out from the accommodating hole 210 of the 1 st layer of mounting racks, the multilayer mounting racks 200 outside the 1 st layer of mounting racks can all be taken out, need not to take out in proper order according to the 4 th layer of mounting racks, the 3. And because 2 nd layer mounting bracket, 3 rd layer mounting bracket, 4 th layer mounting bracket is taken out as a whole, consequently 2 nd layer mounting bracket, 3 rd layer mounting bracket, 4 th layer mounting bracket still are piled up together, after the debugging of the PCB phase shifter on 1 st layer mounting bracket is accomplished, can install 2 nd layer mounting bracket, 3 rd layer mounting bracket, 4 th layer mounting bracket on 1 st layer mounting bracket again as a whole, need not according to 2 nd layer mounting bracket, 3 rd layer mounting bracket, the order of 4 th layer mounting bracket is installed in proper order, thereby the operation process has been simplified.

As shown in fig. 2 to 6, a PCB phase shifter bracket according to an embodiment of the present invention includes a mounting base 100, where the mounting base 100 includes a connection plate 120 and a plurality of support columns 110, the support columns 110 are disposed at an edge of the connection plate 120, a bottom end of each support column 110 is fixed on a reflection plate, and a top end of each support column 110 is provided with a mounting hole 111.

The connecting plate 120 may have different shapes such as a rectangle, a circle, etc., and referring to fig. 2, in a specific embodiment, the connecting plate 120 has a rectangle, and a rectangular hole is formed in the middle of the connecting plate 120, so that the weight of the connecting plate 120 can be reduced, and the load applied to the reflecting plate can be reduced. The top surface of the connecting plate 120 may be disposed flush with the top surface of the supporting column 110, so that the surface of the mounting seat 100 is more flat.

The supporting column 110 may be cylindrical or square column, and the mounting hole 111 may be a round hole or a square hole. Referring to fig. 2, in a specific embodiment, the support post 110 is a square post and the mounting hole 111 is a square hole. Further, the mounting hole 111 may be a through hole, which may reduce the weight of the supporting column 110, thereby reducing the load on the reflective plate.

Referring to fig. 3, the wall of the mounting hole 111 is further provided with a first through hole 112, the first through hole 112 may be round, square, or other shapes, and the function of the first through hole 112 will be described below.

The number of the supporting columns 110 can be one or more, and the specific situation can be selected according to the actual requirement. Illustratively, referring to fig. 3, the number of the support columns 110 is 4, and the 4 support columns 110 are distributed in a rectangular shape.

The supporting column 110 can be fixed on the reflective plate by clamping, bolting, and referring to fig. 3 to 6, in a specific embodiment, the mounting base 100 further includes a first buckle 130, the first buckle 130 is disposed at a bottom end of the supporting column 110, and the reflective plate is provided with a second through hole 600 clamped with the first buckle 130. So set up, can fix support column 110 on the reflecting plate through first buckle 130, and compare and fix support column 110 on the reflecting plate through bolted connection's mode, adopt the mode of buckle joint, only need press support column 110 in one side of reflecting plate, can establish first buckle 130 card on second through-hole 600, need not to go construction bolt around the opposite side of reflecting plate, it is more convenient to operate.

As shown in fig. 8 to 10, the first buckle 130 includes a first supporting portion 131 and two first claws, the first supporting portion 131 is plate-shaped, the first supporting portion 131 is fixed on the bottom surface of the supporting column 110, the first supporting portion 131 includes two first plates oppositely disposed and two first side surfaces 1311 located between the two first plates, the two first plates are respectively provided with one first claw 132, and the first claws 132 are elastic members. Specifically, the first end of the first claw 132 is fixed on the first plate surface, the second end of the first claw 132 is spaced from the first plate surface, the second end of the first claw 132 is close to the bottom surface of the supporting column 110, and the second end of the first claw 132 includes a first limiting surface 1321 abutting against the inner wall of the second through hole 600. The arrangement is such that the first jaw 132 is in snap-fit engagement with the second through-hole 600.

Further, the second end of the first jaw 132 further includes a second limiting surface 1322 intersecting the first limiting surface 1321, and the second limiting surface 1322 abuts against the lower edge of the second through hole 600; the first buckle 130 further includes a first elastic sheet 133, the first elastic sheet 133 is an arc-shaped sheet, one end of the first elastic sheet 133 is fixed on the side surface of the supporting column 110, and the other end of the first elastic sheet 133 abuts against the upper plate surface of the reflection plate. The lower edge of the second through hole 600 is the edge of the second through hole 600 on the lower plate surface of the reflection plate, the upper plate surface of the reflection plate is the plate surface of the reflection plate close to the support column 110, and the lower plate surface of the reflection plate is the plate surface of the reflection plate far away from the support column 110.

In this way, the first elastic sheet 133 and the second limiting surface 1322 can apply opposite forces to the reflective plate, so that the reflective plate is clamped between the second limiting surface 1322 and the first elastic sheet 133, and the reflective plate is not easily loosened from the mounting base 100.

The number of the first resilient sheets 133 may be one or more, for example, referring to fig. 8, the number of the first resilient sheets 133 is two, and the two first resilient sheets 133 are respectively distributed on two opposite side surfaces of the supporting column 110, so as to provide a more uniform elastic force to the reflective plate. In addition, the first end of the first elastic sheet 133 may be disposed to be flush with the bottom surface of the supporting column 110, so that the first end of the first elastic sheet 133 is higher than the bottom surface of the supporting column 110, and the bending degree of the first elastic sheet 133 may be reduced under the condition of providing the same elastic force to the reflection plate, thereby reducing the processing difficulty. The first end of the first elastic sheet 133 is an end of the first elastic sheet 133 fixed on the side of the supporting column 110.

Further, as shown in fig. 8, the two first side surfaces 1311 are disposed oppositely, and both first side surfaces 1311 protrude outwards to form two first positioning tongues 134; two opposite first positioning pin grooves 610 are formed in the inner wall of the second through hole 600, and the extending direction of the two first positioning pin grooves 610 is the same as that of the second through hole 600; the two first positioning pin tongues 134 are respectively inserted in the two first positioning pin grooves 610.

If the first positioning tongue 134 is not provided, when the forces applied to the inner walls of the second through hole 600 on the two first limiting surfaces 1321 of each first buckle 130 are not equal, the second end of one first claw 132 of the two first claws 132 moves toward the first supporting portion 131, and the second end of the other first claw 132 moves away from the first supporting portion 131, that is, one of the left and right sides of the inner wall of the second through hole 600 moves toward the first supporting portion 131, and the other side moves away from the first supporting portion 131. If the second through hole 600 is used as a reference system, the first supporting portion 131 moves toward one of the left and right sides of the inner wall of the second through hole 600 according to the relative movement, so that the supporting column 110 fixedly connected to the first supporting portion 131 is displaced in a direction perpendicular to the first plate surface. And through setting up two first locating pin tongues 134 and inserting respectively in two first locating pin grooves 610, can restrict the displacement of support column 110 perpendicular to first face direction to make the installation of mount pad 100 more firm. Here, the left and right sides of the second through hole 600 are left and right sides in fig. 7.

The cross-sectional shape of the first positioning tongue 134 may be a right trapezoid or a rectangle, and in this embodiment, the cross-sectional shape of the first positioning tongue 134 is a right trapezoid.

Referring to fig. 7, in a specific embodiment, the second through hole 600 is a cross-shaped through hole, and the cross-shaped through hole includes a large rectangular through hole and two small rectangular through holes located at the upper and lower sides of the large rectangular through hole, wherein the small rectangular through holes are the first positioning pin slots 610. One of the two first limiting surfaces 1321 abuts against the left inner wall of the large rectangular through hole, the other abuts against the right inner wall of the large rectangular through hole, one of the two first positioning pin tongues 134 is inserted into the first positioning pin groove 610 on the upper side, the other one is inserted into the first positioning pin groove 610 on the lower side, and the first positioning pin tongues 134 and the first positioning pin grooves 610 are in transition fit. The top, bottom, left and right orientations are the orientations in fig. 7.

As shown in fig. 2, 11-13, the PCB phase shifter holder according to the embodiment of the present invention further includes a plurality of mounting brackets 200 stacked on the mounting base 100. The mounting bracket 200 includes a mounting post having a plug portion 220 at one end and a receiving hole 210 at the other end. The latch portions 220 of the mounts located at the lowermost layer are inserted into the mounting holes 111, and in any two adjacent layers of the mounts 200, the latch portions 220 of the mounts 200 located at the upper layer are inserted into the receiving holes 210 of the mounts 200 located at the lower layer.

The mounting column may be a stepped column, the cross-sectional shape of the stepped column may be circular, square, etc., and the receiving hole 210 may be a circular hole, a square hole, etc. Referring to fig. 11, in a specific embodiment, the mounting pillar is a stepped pillar, the lower end of the stepped pillar is a plug 220, the upper end of the stepped pillar is provided with a receiving hole 210, the cross-sectional shape of the stepped pillar is square, the cross-sectional size of the upper end of the stepped pillar is larger than that of the lower end of the stepped pillar, and the receiving hole 210 is a square hole. Further, in other embodiments, the mounting posts are posts that gradually decrease in cross-sectional size from one end to the other.

Referring to fig. 2, in one particular embodiment, the number of mounting posts per mounting bracket 200 is less than or equal to the number of support posts 110. As shown in fig. 11, in a specific embodiment, the mounting base 100 includes 4 supporting columns 110, each mounting frame 200 also includes 4 mounting columns, and the 4 mounting columns correspond to the 4 supporting columns 110 one by one.

Further, referring to fig. 11, the bolt portion 220 is provided with a third through hole 221, the hole wall of the accommodating hole 210 is provided with a fourth through hole 211, when the bolt portion 220 of the mounting rack 200 located on the upper layer in two adjacent mounting racks 200 is inserted into the accommodating hole 210 of the mounting rack 200 located on the lower layer, the third through hole 221 of the mounting rack 200 located on the upper layer is aligned with the fourth through hole 211 of the mounting rack 200 located on the lower layer, and the first connecting member 910 is inserted into the aligned third through hole 221 and fourth through hole 211. Set up like this, can further strengthen the connection between a plurality of mounting brackets 200, improve the structural stability of PCB phase shifter support, and when PCB phase shifter support placed down, can prevent that a plurality of mounting brackets 200 from breaking away from each other.

Referring to fig. 19, in one embodiment, the pin portion 220 is also provided with a slot, and the slot of the pin portion 220 is communicated with the receiving hole 210 to form a countersunk hole, and the third through hole 221 is formed on the wall of the slot.

The third through hole 221 and the fourth through hole 211 may have different shapes such as a circle and a square, and referring to fig. 11, the third through hole 221 and the fourth through hole 211 are both circular holes.

Further, referring to fig. 2 and 27, when the pin portion 220 of the lowermost mounting bracket 200 is inserted into the mounting hole 111, the third through hole 221 of the lowermost mounting bracket 200 is aligned with the first through hole 112 formed on the wall of the mounting hole 111, and the second connecting member 920 is inserted into the aligned third through hole 221 and first through hole 112. Set up like this, can further strengthen being connected of lower floor's mounting bracket and support column 110, improve the structural stability that PCB moved the looks ware support, and when PCB moved the looks ware support and placed down, can prevent that lower floor's mounting bracket from droing.

For example, the first and

second connectors

910 and 920 may be rivets, and the corresponding first, third, and fourth through

holes

112, 221, and 211 are rivet holes, and the rivets may be nylon mounting rivets.

As shown in fig. 11-13, the mounting bracket 200 further includes a mounting plate 230, the mounting plate 230 is fixed on the mounting post, the mounting plate 230 can be used for mounting the backing plate 300, and the mounting plate 230 and the mounting post can be integrally injection molded. The pad 300 will be described later and will not be described in detail.

The mounting bracket 200 further includes a second buckle 240, the second buckle 240 is disposed on the mounting plate 230, a fifth through hole 310 matched with the second buckle 240 is disposed on the backing plate 300, and the second buckle 240 is clamped with the fifth through hole 310, so as to mount the backing plate 300 on the mounting plate 230. One or more second snaps 240 may be provided to each mounting plate 230, and one or more fifth through-holes 310 may be provided to each corresponding pad 300. Illustratively, referring to fig. 11, the mounting plates 230 are rectangular-like plates, each mounting plate 230 is provided with 4 second latches 240, and the 4 second latches 240 are distributed at four corners of the mounting plate 230.

Referring to fig. 14 to 16, the second latch 240 includes a base 245, a second supporting portion 241 and two second claws 242, the base 245 is fixed on the mounting plate 230, and a top surface of the base is away from a plate surface of the mounting plate 230, the second supporting portion 241 is fixed on the top surface of the base 245, and the second supporting portion 241 is plate-shaped.

The second supporting portion 241 includes two second plate surfaces and two second side surfaces 2411 located between the two second plate surfaces, the two second plate surfaces are respectively provided with a second claw 242, and the second claws 242 are elastic members. Specifically, the first end of the second claw 242 is disposed on the second plate surface, the second end of the second claw 242 is spaced apart from the second plate surface, the second end of the second claw 242 is close to the top surface of the base 245, and the second end of the second claw 242 includes a third limiting surface 2421 abutting against the inner wall of the fifth through hole 310. The arrangement is such that the second jaw 242 is engaged with the fifth through hole 310.

Further, the second end of the second jaw 242 further includes a fourth stopping surface 2422 intersecting with the third stopping surface 2421, and the fourth stopping surface 2422 abuts against the upper edge of the fifth through hole 310; the second buckle 240 further includes a second elastic sheet 243, the second elastic sheet 243 includes an extending portion, one end of the extending portion is fixed on the side surface of the base 245, a protrusion is disposed on the top surface of the other end of the extending portion, and the protrusion abuts against the lower plate surface of the cushion plate 300. The upper edge of the fifth through hole 310 is the edge of the fifth through hole 310 on the upper plate surface of the backing plate 300, the upper plate surface of the backing plate 300 is the plate surface of the backing plate 300 close to the base 245, and the lower plate surface of the backing plate 300 is the plate surface of the backing plate 300 far from the base 245.

In this way, the second elastic sheet 243 and the fourth stopping surface 2422 can apply opposite forces to the tie plate 300, so that the tie plate 300 is clamped between the fourth stopping surface 2422 and the second elastic sheet 243, and the tie plate 300 and the mounting bracket 200 are not easily loosened. The number of the second resilient sheets 243 may be one or more, for example, referring to fig. 14, the number of the second resilient sheets 243 is two, and the two second resilient sheets 243 are respectively distributed on two opposite sides of the base 245, so as to provide a more uniform resilient force to the cushion plate 300.

In addition, the first end of the second elastic sheet 243 may be disposed to be flush with the top surface of the base 245, so that compared with the case that the first end of the second elastic sheet 243 is disposed to be lower than the bottom surface of the base 245, the height of the protrusion may be reduced under the condition that the same elastic force is provided to the cushion plate 300, thereby reducing the processing difficulty. The first end of the second elastic sheet 243 is an end of the second elastic sheet 243 fixed on the side surface of the base 245.

Further, the two second side surfaces 2411 are oppositely arranged, and one of the two second side surfaces 2411 protrudes outwards to form a second positioning latch 244; the inner wall of the fifth through hole 310 is provided with a second positioning pin slot 311, and the extending direction of the second positioning pin slot 311 is the same as the extending direction of the fifth through hole. The second positioning pin 244 is inserted into the second positioning pin slot 311.

If the second positioning tongue 244 is not provided, when the forces applied to the inner walls of the fifth through holes 310 on the two third limiting surfaces 2421 of each second buckle 240 are not equal, the second end of one of the two second claws 242 will move towards the second supporting portion 241, and the second end of the other second claw 242 will move away from the second supporting portion 241, that is, one of the left and right sides of the inner wall of the fifth through hole 310 will move towards the second supporting portion 241, and the other side will move away from the second supporting portion 241. If the fifth through hole 310 is used as a reference frame, the second supporting portion 241 moves toward one of the left and right sides of the inner wall of the fifth through hole 310 according to the relative movement, so that a displacement perpendicular to the second plate surface direction is generated, and the mounting plate 230 fixedly connected to the second supporting portion 241 also generates a displacement perpendicular to the second plate surface direction. And the two second positioning tongues 244 are respectively inserted into the two second positioning pin grooves 311, so that the displacement of the mounting bracket 200 perpendicular to the second plate surface direction can be limited, and the mounting bracket 200 can be more stably mounted. The left and right sides of the fifth through hole 310 are left and right sides in fig. 17.

The cross-sectional shape of the second alignment key 244 may be a right trapezoid, a rectangle, or in this embodiment, the cross-sectional shape of the second alignment key 244 is a right trapezoid.

Referring to fig. 17, in a specific embodiment, the fifth through hole 310 is a convex through hole, and the convex through hole includes a large rectangular through hole connected with a small rectangular through hole located at one side of the large rectangular through hole, wherein the small rectangular through hole is the second positioning pin slot 311. One of the two third limiting surfaces 2421 abuts against the left inner wall of the large rectangular through hole, the other abuts against the right inner wall of the large rectangular through hole, the second positioning tongue 244 is inserted into the second positioning pin groove 311, and the second positioning tongue 244 is in transition fit with the second positioning pin groove 311. The vertical and horizontal orientations are the orientations in fig. 17.

It is understood that, besides the above structure, the second elastic sheet 243 of the second buckle 240 may also adopt a bent plate-shaped structure similar to the first elastic sheet 133, and similarly, the first elastic sheet 133 of the first buckle 130 may also adopt a structure similar to the second elastic sheet 243 besides the bent plate-shaped structure.

As shown in fig. 11, the mounting plate 230 is further provided with a positioning pin 250, the backing plate 300 is provided with a first positioning hole 330 engaged with the positioning pin 250, and the positioning pin 250 is inserted into the first positioning hole 330. So configured, the shim plate 300 can be aligned with a corresponding mounting location on the mounting plate 230. The number of the positioning pins 250 may be one or more, and referring to fig. 11, in the present embodiment, the number of the positioning pins 250 is four, and four positioning pins 250 are distributed in a rectangular shape.

In some embodiments, the mounting base 100 and the mounting bracket 200 can be manufactured by injection molding.

The PCB phase shifter bracket provided by the embodiment of the present invention further includes a plurality of pad plates 300 corresponding to the plurality of mounting brackets 200 one to one, the pad plates 300 are mounted on the mounting brackets 200, and each pad plate 300 is provided with one PCB phase shifter. In one specific embodiment, the pad 300 includes two opposing surfaces, and the PCB phase shifter is disposed on the surface of the pad 300 away from the mounting base 100.

Further, referring to fig. 2, the PCB phase shifter 700 is a plate shape, the PCB phase shifter 700 is closely attached to the pad 300, and the PCB phase shifter 700 and the pad 300 are riveted together by a rivet. Specifically, all be equipped with the rivet hole on PCB phase shifter 700 and the backing plate 300, the rivet is worn to establish and is moved the rivet hole of establishing on PCB phase shifter 700 and the backing plate 300, and this rivet can be for plastics installation rivet.

Backing plate 300 can be aluminum plate, and aluminum plate has advantages such as light in weight, the planarization is better, and aluminum plate has certain rigidity, moves the looks ware 700 riveting with PCB and when on backing plate 300, can play the effect of moving the looks ware 700 plastic and protection to PCB.

As shown in fig. 18, in some specific embodiments, both ends of the pad 300 are recessed toward the mount 100 to form a stepped portion 320, and the wire clip 400 is disposed on the stepped portion 320. By providing the step portion 320, the height of the line card 400 can be reduced, thereby reducing the height difference between the fixing portion 410 of the line card 400 and the PCB phase shifter 700 in the direction perpendicular to the board surface of the pad. And through setting up the ply-yarn drill 400, can fix cable 500, prevent the welding end swing of cable 500. In some embodiments, the step portion 320 may be formed by a molding die, and a reinforcing member such as a reinforcing rib may be disposed between the step portion 320 and the main plate surface of the cushion plate.

Further, the edge of the step part 320 is provided with a plurality of notches 321, and the number and position of the notches can be set according to the number and position of the ports on the PCB phase shifter 700. Each notch 321 is correspondingly provided with a second positioning hole 322, and the edge of the notch 321 may be chamfered to facilitate insertion of the line card 400.

Referring to fig. 21 and 22, the line card 400 includes a plug portion and a positioning hook 430 connected, the plug portion including a i-shaped portion 420 and a fixing portion 410 for fixing the cable 500. The I-shaped portion 420 includes two opposite end plates and a connecting plate connecting the two end plates, the connecting plate is inserted into the notch 321, the two end plates of the I-shaped portion 420 are respectively located at two sides of the notch 321, and the two sides of the notch 321 are two sides of the mounting plate 230 close to and away from the mounting plate, that is, two sides corresponding to two plate surfaces of the cushion plate 300 in fig. 2. The positioning hook 430 is clamped on the second positioning hole 322, and the positioning hook 430 has positioning and anti-withdrawing functions. The line card 400 and the backing plate 300 are arranged in a split structure, the number of the line cards 400 and the insertion positions can be selected according to requirements, and compared with the mode that the line cards 400 and the backing plate 300 are manufactured into a whole, the operation is more flexible. Compared with a vertically inserted snap-fit type clamping line card, the line card 400 provided by the embodiment of the invention has stronger clamping strength.

In practical operation, the welded PCB phase shifter 700 and the cable 500 may be fixed on the pad 300, the fixing portion 410 of the line card 400 is sleeved on the outer circumferential surface of the cable 500 outside the notch 321, and finally the connecting portion of the line card 400 is pushed into the notch 321 along the axial direction of the cable 500, so that the positioning hook 430 of the line card 400 is clamped in the second positioning hole 322, thereby completing the installation of the line card 400. Compared with the method that the welded PCB phase shifter 700 and the cable 400 are fixed on the backing plate 300 integrally manufactured with the line card 400, the problem that the PCB phase shifter 700 is warped due to the fact that the cable 500 is pressed into the fixing part 410 of the line card 400 can be avoided.

The PCB phase shifter 700 includes two soldering areas for soldering the cable 500 to the PCB phase shifter 700, and the pad 300 further has two sixth through holes 340, and the two sixth through holes 340 are opposite to the two soldering areas one by one, for preventing solder of the soldering areas from dropping on the pad 300.

The backing plate 300 further has a fifth through hole 310 and a first positioning hole 330, and the fifth through hole 310 and the first positioning hole 330 are described above and will not be described herein again.

An embodiment of the present invention further provides a PCB phase shifter mounting method, referring to fig. 23 to 28, including:

step S1: providing a PCB phase shifter 700 and a pad 300, and disposing the PCB phase shifter 700 on the pad 300 (see fig. 23);

illustratively, the PCB phase shifter 700 may be riveted to the pad 300 with plastic rivets, so that the PCB phase shifter 700 is attached to the pad 300.

Step S2: mounting the line card 400 on the pad 300 (refer to fig. 24);

for example, the matching relationship between the line card 400 and the pad 300 can refer to the product embodiments described above, and details are not described herein.

Step S3: passing the cable 500 through the line card 400, and soldering the cable 500 with the PCB phase shifter 700 (refer to fig. 25);

step S4: providing an initial mounting frame, and mounting the base plate 300 on a mounting plate of the initial mounting frame to obtain a mounting frame to be stacked; the initial mounting frame further comprises a mounting column fixedly connected with the mounting plate, one end of the mounting column is a plug pin part, and the other end of the mounting column is provided with a containing hole (refer to fig. 26);

illustratively, the fifth through hole of the pad 300 is engaged with the second snap on the mounting plate, so as to fixedly mount the pad 300 on the mounting plate.

Step S5: inserting a bolt part of the mounting frame to be stacked into a mounting hole of the mounting seat 100 to obtain a stacked mounting frame; wherein, the mounting seat 100 is fixed on the reflection plate (refer to fig. 27);

illustratively, step S5 may further include: and the rivet is arranged in the third through hole and the first through hole which are aligned in a penetrating way. The third through hole and the first through hole can refer to the product embodiments, and are not described herein.

Step S6: repeating the steps S1-S4, and inserting the pin portion of the obtained mounting rack to be stacked into the accommodating hole of the outermost stacked mounting rack to obtain a new outermost stacked mounting rack (refer to fig. 28);

illustratively, step S6 may further include: and the rivet is arranged in the third through hole and the fourth through hole which are aligned in a penetrating way. The third through hole and the fourth through hole can refer to the above product embodiments, and are not described herein again.

Step S7: and repeating the step S6 until the number of the stacked mounting racks reaches a preset value. The preset value can be set according to the number of the PCB phase shifters.

The embodiment of the invention also provides a method for disassembling the PCB phase shifter, which comprises the following steps:

removing the reinforcing rivets between the upper and lower installation frames 200 of the layer where the to-be-disassembled PCB phase shifter 700 is located, then extracting all the upper installation frames of the layer where the to-be-disassembled PCB phase shifter 700 is located as a whole, and then extracting the installation frame 200 of the layer where the to-be-disassembled PCB phase shifter 700 is located. The reinforcing rivet is a rivet which is arranged between the third through hole and the first through hole in a penetrating way and between the third through hole and the fourth through hole in a penetrating way.

For example, each component in the above method embodiment may refer to the above product embodiment, and is not described herein again.

The embodiment of the invention also provides an antenna, which comprises a reflecting plate and the PCB phase shifter bracket described in the embodiment, wherein the PCB phase shifter bracket is arranged on the reflecting plate. Since the antenna comprises the PCB phase shifter bracket, the antenna also has the advantages of the PCB phase shifter bracket, and reference may be made to the related description of the PCB phase shifter bracket.

The embodiments or implementation modes in the present specification are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments may be referred to each other.

It will be understood by those skilled in the art that in the present disclosure, the terms "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in an orientation or positional relationship indicated in the drawings for ease of description and simplicity of description, and do not indicate or imply that the system or component being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, the terms should not be construed as limiting the invention.

In the description of the present specification, references to "one embodiment", "some embodiments", "an illustrative embodiment", "an example", "a specific example", or "some examples", etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.

Claims

1. A PCB phase shifter bracket is characterized by comprising a mounting seat and a plurality of mounting frames, wherein the mounting seat is fixed on a reflecting plate, one side of the mounting seat, which is far away from the reflecting plate, is provided with a mounting hole, and the mounting frames are stacked on the mounting seat;

each mounting frame comprises a mounting plate and a mounting column fixedly connected with the mounting plate, one end of each mounting column is a plug pin part, and the other end of each mounting column is provided with an accommodating hole;

the bolt part of the mounting rack positioned at the lowermost layer is inserted into the mounting hole, and in any two adjacent layers of the mounting racks, the bolt part of the mounting rack positioned at the upper layer is inserted into the accommodating hole of the mounting rack positioned at the lower layer;

each mounting plate is provided with a base plate, and each base plate is provided with a PCB phase shifter.

2. The PCB phase shifter holder of claim 1, wherein the mounting base includes a connection plate and a plurality of support posts, the plurality of support posts are disposed at an edge of the connection plate, a bottom end of each support post is fixed to the reflection plate, and a top end of each support post is provided with the mounting hole.

3. The PCB phase shifter holder of claim 2, wherein the number of support posts is greater than or equal to the number of mounting posts in each of the mounting brackets.

4. The PCB phase shifter holder of claim 3, wherein the plug pin portion is provided with a third through hole, and the hole wall of the receiving hole is provided with a fourth through hole;

5. A PCB phase shifter holder as claimed in claim 4, wherein the walls of the mounting holes are provided with first through holes, and the second connector is inserted into the aligned first and third through holes when the pin portions of the lowermost mounting bracket are inserted into the mounting holes.

6. The PCB phase shifter holder of any one of claims 2-5, wherein the mounting base further comprises a first clip, the first clip is disposed at a bottom end of the support post, and the reflector plate is provided with a second through hole for clipping the first clip.

7. The PCB phase shifter holder of claim 6, wherein the first latch includes a first support part and two first claws, the first support part is plate-shaped, and the first support part is fixed on the bottom surface of the support post;

8. The PCB phase shifter holder of claim 7, wherein the second end of the first finger further comprises a second stop surface intersecting the first stop surface, the second stop surface abutting a lower edge of the second through hole; wherein the lower edge of the second through hole is the edge of the second through hole on the lower plate surface of the reflector plate;

9. The PCB phase shifter holder of claim 8, wherein the inner wall of the second through hole is provided with two first positioning pin grooves opposite to each other, and the two first positioning pin grooves extend in the same direction as the second through hole;

10. The PCB phase shifter holder of any one of claims 1 to 5, wherein the mounting plate is provided with a positioning pin, the backing plate is provided with a first positioning hole matched with the positioning pin, and the positioning pin is inserted into the first positioning hole.

11. The PCB phase shifter holder of any one of claims 1 to 5, wherein the mounting bracket further comprises a second clip, the second clip is disposed on the mounting plate, and the pad plate is provided with a fifth through hole for clipping the second clip.

12. The PCB phase shifter holder of claim 11, wherein the second latch includes a base, a second support portion and two second claws, the base is fixed on the mounting plate, the top surface of the base is far away from the plate surface of the mounting plate, the second support portion is fixed on the top surface of the base, and the second support portion is plate-shaped;

13. The PCB phase shifter holder of claim 12, wherein the second end of the second finger further comprises a fourth stop surface intersecting the third stop surface, the fourth stop surface abutting an upper edge of the fifth through hole; the upper edge of the fifth through hole is the edge of the fifth through hole on the upper plate surface of the base plate;

14. The PCB phase shifter holder of claim 13, wherein an inner wall of the fifth through hole is provided with a second dowel groove, and the second dowel groove extends in the same direction as the fifth through hole;

15. The PCB phase shifter holder of any one of claims 1-5, wherein the PCB phase shifter is disposed on a plate surface of the pad plate away from the mount base, and both ends of the pad plate are recessed toward the mount base to form a step;

16. The PCB phase shifter holder of claim 15, wherein the step portion has a plurality of notches formed at an edge thereof, each of the notches having a corresponding one of the second positioning holes;

17. The PCB phase shifter holder of claim 16, wherein the PCB phase shifter includes two lands, and the pad plate is further provided with two sixth through holes, one opposite to each of the two lands, for preventing solder of the lands from dropping on the pad plate.

18. A PCB phase shifter mounting method is characterized by comprising the following steps:

step S2: mounting a line card on the backing plate;

19. An antenna, comprising a reflector plate and a PCB phase shifter holder according to any one of claims 1 to 17, the PCB phase shifter holder being disposed on the reflector plate.