CN217086880U - 5G electrically-tunable antenna driver - Google Patents
5G electrically-tunable antenna driver Download PDFInfo
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- CN217086880U CN217086880U CN202220443217.XU CN202220443217U CN217086880U CN 217086880 U CN217086880 U CN 217086880U CN 202220443217 U CN202220443217 U CN 202220443217U CN 217086880 U CN217086880 U CN 217086880U
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Abstract
The utility model provides a 5G electricity accent antenna driver relates to the technical field of base station antennas, and the utility model provides a 5G electricity accent antenna driver includes shell, first actuating mechanism and the second actuating mechanism that is arranged with first actuating mechanism relatively in reverse direction; the first driving mechanism comprises a first motor, a first screw rod, a first guide rod, a first moving piece and a first stop ring, one end of the first screw rod is fixedly connected with an output shaft of the first motor, the first guide rod is in sliding connection with the first moving piece, and the first moving piece is in threaded connection with the first screw rod; the second driving mechanism comprises a second motor, a second screw rod, a second guide rod, a second moving member and a second stop ring, one end of the second screw rod is fixedly connected with an output shaft of the second motor, the second guide rod is in sliding connection with the second moving member, and the second moving member is in threaded connection with the second screw rod. The utility model provides a 5G electricity accent antenna driver has compact structure, characteristics such as transmission loss is little, transmission error is little, efficient, power is sufficient.
Description
Technical Field
The utility model belongs to the technical field of the base station antenna technique and specifically relates to an antenna driver is transferred to 5G electricity.
Background
At present, China begins to enter the 5G era, foreign operators also develop commercial deployment of 5G networks, the 5G industry is rapidly developed under the drive of policy support, technical progress and market demands, and 5G electrically-tunable antennas face huge market demands. In order to realize better network coverage and reduce inter-cell interference, the electrical downtilt of the 5G electrically-tunable antenna needs to be adjusted by driving a phase shifter by using a driver.
The phase shifter resistance of the 5G electrically-tunable antenna is large, and the antenna can be effectively driven by sufficient power, and the existing 5G electrically-tunable antenna driver is usually that a motor outputs power through gear transmission, so that the transmission loss is large, the efficiency is low, and the problems of insufficient driving force and large transmission error exist.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an antenna driver is transferred to 5G electricity has characteristics such as compact structure, transmission loss are little, efficient, power is sufficient.
In order to achieve the above object, the utility model provides a following technical scheme:
the utility model provides a 5G electric adjusting antenna driver, which comprises a shell, a first driving mechanism and a second driving mechanism which is oppositely and reversely arranged with the first driving mechanism;
the first driving mechanism comprises a first motor, a first screw rod, a first guide rod, a first moving member and a first stop ring, the first motor is installed in the shell, one end of the first screw rod is fixedly connected with an output shaft of the first motor, the other end of the first screw rod is rotatably connected with the shell, the first stop ring is fixedly connected to the position, close to the first motor, of the first screw rod, two ends of the first guide rod are fixedly connected with the shell, the first guide rod is parallel to the first screw rod, the first guide rod is connected with the first moving member in a sliding mode, the first moving member is connected with the first screw rod in a threaded mode, and the first moving member is used for being connected with a group of phase shifters;
the second driving mechanism comprises a second motor, a second screw rod, a second guide rod, a second moving member and a second stop ring, the second motor is installed in the housing, the axis of the output shaft of the second motor is parallel to the axis of the output shaft of the first motor, one end of the second screw rod is fixedly connected with the output shaft of the second motor, the other end of the second screw rod is rotatably connected with the housing, the second stop ring is fixedly connected to the position, close to the second motor, of the second screw rod, both ends of the second guide rod are fixedly connected with the housing, the second guide rod is parallel to the second screw rod, the second guide rod is slidably connected with the second moving member, the second moving member is in threaded connection with the second screw rod, and the second moving member is used for being connected with another group of phase shifters.
Further, the first moving part comprises a first connecting part, a first sleeving part and a first extending part;
the first connecting part is in threaded connection with the first screw rod;
the first sleeving part and the first extending part are connected with the first connecting part, the first sleeving part is sleeved outside the first guide rod and is in sliding connection with the first guide rod, the first extending part is located on the side of the first sleeving part, and the first extending part is used for being connected with a group of phase shifters.
Further, the second moving piece comprises a second connecting part, a second sleeving part and a second extending part;
the second connecting part is in threaded connection with the second screw;
the second sleeving part and the second extending part are connected with the second connecting part, the second sleeving part is sleeved outside the second guide rod and is in sliding connection with the second guide rod, the second extending part is located on the side of the second sleeving part, and the second extending part is used for being connected with the other group of phase shifters.
Further, the shell comprises a first shell and a second shell, the first shell comprises a first shell body and a first cover plate connected to the end part of the first shell body, the second shell comprises a second shell body and a second cover plate connected to the end part of the second shell body, and one end of the second shell body, which is far away from the second cover plate, is connected with one end of the first shell body, which is far away from the first cover plate;
the first motor is arranged in the first shell, one end of the first screw rod, which is far away from the first motor, is connected with the second cover plate, one end of the first guide rod is connected with the second shell, and the other end of the first guide rod is connected with the second cover plate;
the second motor is installed in the second shell, one end of the second screw, which deviates from the second motor, is connected with the first cover plate, one end of the second guide rod is connected with the first shell, and the other end of the second guide rod is connected with the first cover plate.
Further, the first cover plate is connected with the first housing by a screw.
Further, the second cover plate is connected with the second housing by a screw.
Furthermore, one end of the second shell, which is far away from the second cover plate, is connected with one end of the first shell, which is far away from the first cover plate, through a screw.
Furthermore, the motor comprises a PCB and a cable, wherein the first motor and the second motor are connected with the PCB through wires, and the cable penetrates through the first shell and is electrically connected with the PCB.
Furthermore, the electromagnetic shielding device further comprises a shielding cover plate, wherein the shielding cover plate is buckled on the first shell and the second shell and forms an electromagnetic closed area with the first shell and the second shell.
Further, the shield cover is connected to the first housing and the second housing by screws.
The utility model provides a 5G electricity is transferred antenna driver can produce following beneficial effect:
when the 5G electrically-regulated antenna driver works, the first motor and the second motor rotate, the two motors can rotate sequentially or simultaneously, the first motor directly drives the first screw rod to rotate, so that the first moving piece is driven to axially move along the first guide rod, and the first stop ring is used for limiting the movement range of the first moving piece; the second motor directly drives the second screw rod to rotate so as to drive the second moving piece to axially move along the second guide rod, and the second stop ring is used for limiting the movement range of the second moving piece. The movement of the first moving piece and the second moving piece respectively drives the group of phase shifters to move so as to realize the adjustment of the electrical downtilt of the 5G electrically-tunable antenna.
Compared with the prior art, the utility model provides a built-in bi-motor of antenna driver is transferred to 5G electricity, bi-motor is reverse to be arranged relatively, and compact structure through motor drive screw rod and nut action, adopts no gear drive structure, and transmission loss is little, efficient, power is sufficient, has solved other 5G electricity and has transferred antenna driver transmission loss big, inefficiency, the problem of driving power not enough.
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 embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a top view of a 5G electrically tunable antenna driver provided by the present invention;
fig. 2 is the utility model provides a pair of antenna driver's is transferred to 5G electricity three-dimensional structure schematic diagram.
Icon: 1-a first electric machine; 2-a first screw; 3-a first guide bar; 4-a first moving member; 41-a first connection; 42-a first encasement portion; 43-a first extension; 5-a first stop ring; 6-a second motor; 7-a second screw; 8-a second guide bar; 9-a second moving member; 91-a second connection; 92-a second outer extension; 10-a second stop ring; 011-a first housing; 012-a first cover plate; 013-a second housing; 014-a second cover plate; 015-PCB board; 016-cable; 017-shielding cover plate.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
An object of the embodiment of the utility model is to provide an antenna driver is transferred to 5G electricity, as shown in fig. 1 and fig. 2, including shell, first actuating mechanism and with the relative reverse second actuating mechanism who arranges of first actuating mechanism; the first driving mechanism comprises a first motor 1, a first screw rod 2, a first guide rod 3, a first moving member 4 and a first stop ring 5, the first motor 1 is installed in the shell, one end of the first screw rod 2 is fixedly connected with an output shaft of the first motor 1, the other end of the first screw rod 2 is rotatably connected with the shell, the first stop ring 5 is fixedly connected with the position, close to the first motor 1, of the first screw rod 2, two ends of the first guide rod 3 are fixedly connected with the shell, the first guide rod 3 is parallel to the first screw rod 2, the first guide rod 3 is slidably connected with the first moving member 4, the first moving member 4 is in threaded connection with the first screw rod 2, and the first moving member 4 is used for being connected with a group of phase shifters; the second driving mechanism comprises a second motor 6, a second screw 7, a second guide rod 8, a second moving member 9 and a second stop ring 10, the second motor 6 is installed in the shell, the axis of the output shaft of the second motor 6 is parallel to the axis of the output shaft of the first motor 1, one end of the second screw 7 is fixedly connected with the output shaft of the second motor 6, the other end of the second screw 7 is rotatably connected with the shell, the second stop ring 10 is fixedly connected to the position, close to the second motor 6, of the second screw 7, two ends of the second guide rod 8 are fixedly connected with the shell, the second guide rod 8 is parallel to the second screw 7, the second guide rod 8 is slidably connected with the second moving member 9, the second moving member 9 is in threaded connection with the second screw 7, and the second moving member 9 is used for being connected with another group of phase shifters.
Among the antenna driver is transferred to 5G electricity that above-mentioned embodiment provided, first actuating mechanism and the relative reverse arrangement of second actuating mechanism can avoid two drivers to occupy great space in width direction, make the structure compacter, in addition above-mentioned antenna driver is transferred to 5G electricity passes through the screw rod, the reciprocating motion effect is realized in the mutually supporting between guide bar and the moving member, simple structure has, transmission loss is little, adjust the precision height, high efficiency, advantages such as power is sufficient, on this basis, the setting of first check ring 5 and second check ring 10 can play spacing effect to first moving member 4 and second moving member 9.
It is to be understood that the above width direction is a direction from left to right in fig. 1. The relative reverse arrangement refers to: taking fig. 1 as an example, the first driving mechanism and the second driving mechanism are arranged opposite to each other, and after the first driving mechanism rotates clockwise or counterclockwise 180 degrees and moves a distance to the right, the first driving mechanism and the second driving mechanism are overlapped.
In some embodiments, as shown in fig. 2, to facilitate the connection of the first moving part 4 with the phase shifter, the first moving part 4 includes a first connecting portion 41, a first nesting portion 42, and a first extension portion 43; the first connecting part 41 is in threaded connection with the first screw rod 2, and when the first motor 1 is started, the first connecting part 41 rotates relative to the first screw rod 2; first suit portion 42 and first epitaxial portion 43 all are connected with first connecting portion 41, and first suit portion 42 overlaps the outside of locating first guide bar 3 and with first guide bar 3 sliding connection to restriction first connecting portion 41 follows first screw rod 2 and rotates, and first epitaxial portion 43 is located the side of first suit portion 42, and first epitaxial portion 43 is used for being connected with a set of looks ware.
The first extending portion 43 extends towards a direction departing from the first driving mechanism, and along the extending direction of the first extending portion 43, the first extending portion 43 protrudes out of the first assembling portion 42, so that the first extending portion 43 has sufficient space to be connected with the phase shifter, and because the first driving mechanism and the second driving mechanism are oppositely arranged, the distance between the first driving mechanism and the second driving mechanism cannot be increased by the portion, protruding out of the first assembling portion 42, of the first extending portion 43, and the structure is more compact.
In at least one embodiment, the first connection portion 41, the first nesting portion 42, and the first outward extension portion 43 have a unitary structure.
In some embodiments, as shown in fig. 2, to facilitate the connection of the second moving part 9 with the phase shifter, the second moving part 9 comprises a second connecting portion 91, a second nesting portion and a second extending portion 92; the second connecting part 91 is in threaded connection with the second screw 7; the second sleeving part and the second extending part 92 are both connected with the second connecting part 91, the second sleeving part is sleeved outside the second guide rod 8 and is in sliding connection with the second guide rod 8, the second extending part 92 is located on the side of the second sleeving part, and the second extending part 92 is used for being connected with another group of phase shifters.
The second moving part 9 is similar to the first moving part 4 in structure, and for brevity, the detailed description thereof is omitted.
In addition, the first stop ring 5 and the second stop ring 10 can be rubber rings, which respectively limit the first moving part 4 and the second moving part 9 and buffer the impulsive force of the first moving part 4 and the second moving part 9.
In some embodiments, as shown in fig. 1 and 2, the housing includes a first housing and a second housing, the first housing includes a first case 011 and a first cover 012 connected to an end portion of the first case 011, the second housing includes a second case 013 and a second cover 014 connected to an end portion of the second case 013, an end of the second case 013 facing away from the second cover 014 is connected with the first case 011; the first motor 1 is arranged in the first shell 011, one end of the first screw rod 2 departing from the first motor 1 is connected with the second cover plate 014, one end of the first guide rod 3 is connected with the second shell 013, and the other end is connected with the second cover plate 014; second motor 6 installs in second casing 013, and the one end that second screw 7 deviates from second motor 6 is connected with first apron 012, and the one end and the first casing 011 of second guide bar 8 are connected, and the other end is connected with first apron 012.
The shell adopts a split structure, so that the shell is convenient to process on one hand, and the first driving mechanism and the second driving mechanism are convenient to install on the other hand.
Specifically, taking fig. 2 as an example, the first housing 011 and the second housing 013 are rectangular housings, one ends of which in the longitudinal direction are connected to each other, and the ends of which in the longitudinal direction are separated from each other are connected to the first cover 012 and the second cover 014, respectively. The first guide lever 3 is attached to the outside of the second housing 013, and the second guide lever 8 is attached to the outside of the first housing 011. The first cover 012 protrudes from the first housing 011, so that the end of the second screw 7 and the second guide rod 8, which face away from the second motor 6, can be connected to the portion of the first cover 012 protruding from the first housing 011; the second cover 014 protrudes out of the second housing 013, so that the end of the first screw 2 and the first guide rod 3 facing away from the first motor 1 can be connected to the part of the second cover 014 protruding out of the second housing 013.
The first cover 012 and the first housing 011 can be connected by various methods, such as screwing, riveting, clamping, etc. Similarly, the connection between the second cover 014 and the second housing 013 and the connection between the second housing 013 and the first housing 011 can be various.
In at least one embodiment, as shown in fig. 2, to facilitate the disassembly and assembly of the housing, the first cap 012 is connected to the first housing 011 by screws, the second cap 014 is connected to the second housing 013 by screws, and an end of the second housing 013 facing away from the second cap 014 is connected to the first housing 011 by screws.
In some embodiments, as shown in fig. 2, the 5G electrically tunable antenna driver further includes a PCB (also called printed circuit board) and a cable 016, the first motor 1 and the second motor 6 are both connected to the PCB 015 through wires, and the cable 016 passes through the first housing 011 and is electrically connected to the PCB 015. When the PCB 015 receives the control signal transmitted by the cable 016, the PCB 015 controls the first motor 1 and the second motor 6 to rotate.
In some embodiments, as shown in fig. 2, the 5G electrically tunable antenna driver further includes a shielding cover 017, where the shielding cover 017 is buckled on the first housing 011 and the second housing 013, and forms an electromagnetic closed region with the first housing 011 and the second housing 013, so as to implement full shielding for the PCB 015, the first motor 1, and the second motor 6, so as to reduce electromagnetic interference to the antenna.
On the basis of the above-described embodiment, it is preferable that the shielding cover 017 is connected to the first housing 011 and the second housing 013 by screws in order to facilitate the attachment and detachment of the shielding cover 017.
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; although the present invention has been described in detail with reference to the foregoing embodiments, it should 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; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (10)
1. A5G electrically-regulated antenna driver is characterized by comprising a shell, a first driving mechanism and a second driving mechanism oppositely arranged with the first driving mechanism;
the first driving mechanism comprises a first motor (1), a first screw rod (2), a first guide rod (3), a first moving piece (4) and a first stop ring (5), the first motor (1) is arranged in the shell, one end of the first screw rod (2) is fixedly connected with an output shaft of the first motor (1), the other end of the first screw rod (2) is rotationally connected with the shell, the first stop ring (5) is fixedly connected at the position of the first screw rod (2) close to the first motor (1), both ends of the first guide rod (3) are fixedly connected with the shell, the first guide rod (3) is parallel to the first screw rod (2), the first guide rod (3) is connected with the first moving part (4) in a sliding way, the first moving part (4) is in threaded connection with the first screw rod (2), and the first moving part (4) is used for being connected with a group of phase shifters;
the second driving mechanism comprises a second motor (6), a second screw rod (7), a second guide rod (8), a second moving part (9) and a second stop ring (10), the second motor (6) is installed in the shell, the axis of the output shaft of the second motor (6) is parallel to the axis of the output shaft of the first motor (1), one end of the second screw rod (7) is fixedly connected with the output shaft of the second motor (6), the other end of the second screw rod (7) is rotatably connected with the shell, the second stop ring (10) is fixedly connected to the position, close to the second motor (6), of the second screw rod (7), the two ends of the second guide rod (8) are fixedly connected with the shell, the second guide rod (8) is parallel to the second screw rod (7), and the second guide rod (8) is slidably connected with the second moving part (9), the second moving part (9) is in threaded connection with the second screw (7), and the second moving part (9) is used for being connected with another group of phase shifters.
2. The 5G electrically tunable antenna driver according to claim 1, wherein the first moving member (4) comprises a first connecting portion (41), a first sheathing portion (42), and a first outer extension portion (43);
the first connecting part (41) is in threaded connection with the first screw (2);
the first sleeving part (42) and the first extending part (43) are connected with the first connecting part (41), the first sleeving part (42) is sleeved outside the first guide rod (3) and is connected with the first guide rod (3) in a sliding mode, the first extending part (43) is located on the side of the first sleeving part (42), and the first extending part (43) is used for being connected with a group of phase shifters.
3. The 5G electrically tunable antenna driver according to claim 1, wherein the second moving member (9) includes a second connecting portion (91), a second nesting portion, and a second extending portion (92);
the second connecting part (91) is in threaded connection with the second screw (7);
the second sleeving part and the second extending part (92) are connected with the second connecting part (91), the second sleeving part is sleeved outside the second guide rod (8) and is in sliding connection with the second guide rod (8), the second extending part (92) is located on the side of the second sleeving part, and the second extending part (92) is used for being connected with another group of phase shifters.
4. The 5G electrical tilt antenna driver according to claim 1, wherein the housing comprises a first housing and a second housing, the first housing comprises a first shell (011) and a first cover plate (012) connected to an end of the first shell (011), the second housing comprises a second shell (013) and a second cover plate (014) connected to an end of the second shell (013), an end of the second shell (013) facing away from the second cover plate (014) is connected with an end of the first shell (011) facing away from the first cover plate (012);
the first motor (1) is installed in the first shell (011), one end, deviating from the first motor (1), of the first screw (2) is connected with the second cover plate (014), one end of the first guide rod (3) is connected with the second shell (013), and the other end of the first guide rod is connected with the second cover plate (014);
the second motor (6) is installed in the second casing (013), the second screw (7) deviates from one end of the second motor (6) and the first cover plate (012) are connected, one end of the second guide rod (8) is connected with the first casing (011), and the other end of the second guide rod is connected with the first cover plate (012).
5. The 5G electrical tilt antenna driver according to claim 4, characterized in that the first cover plate (012) is connected with the first housing (011) by screws.
6. The 5G electrically tunable antenna driver according to claim 4, wherein the second cover plate (014) is connected with the second housing (013) by screws.
7. The 5G electrically tunable antenna driver according to claim 4, characterized in that an end of the second housing (013) facing away from the second cover plate (014) is connected with an end of the first housing (011) facing away from the first cover plate (012) by screws.
8. The 5G electric tuning antenna driver is characterized by further comprising a PCB (015) and a cable (016), wherein the first motor (1) and the second motor (6) are both connected with the PCB (015) through wires, and the cable (016) penetrates through the first shell (011) to be electrically connected with the PCB (015).
9. The 5G electrically tunable antenna driver according to claim 4, further comprising a shielding cover plate (017), wherein the shielding cover plate (017) is buckled on the first housing (011) and the second housing (013) and forms an electromagnetically closed region with the first housing (011) and the second housing (013).
10. The 5G electrically tunable antenna driver according to claim 9, wherein the shielding cover plate (017) is connected with the first housing (011) and the second housing (013) by screws.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220443217.XU CN217086880U (en) | 2022-03-02 | 2022-03-02 | 5G electrically-tunable antenna driver |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220443217.XU CN217086880U (en) | 2022-03-02 | 2022-03-02 | 5G electrically-tunable antenna driver |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217086880U true CN217086880U (en) | 2022-07-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220443217.XU Active CN217086880U (en) | 2022-03-02 | 2022-03-02 | 5G electrically-tunable antenna driver |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217086880U (en) |
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- 2022-03-02 CN CN202220443217.XU patent/CN217086880U/en active Active
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