CN212277398U - Integrated phase adjusting device and antenna - Google Patents
Integrated phase adjusting device and antenna Download PDFInfo
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- CN212277398U CN212277398U CN202021739058.5U CN202021739058U CN212277398U CN 212277398 U CN212277398 U CN 212277398U CN 202021739058 U CN202021739058 U CN 202021739058U CN 212277398 U CN212277398 U CN 212277398U
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Abstract
The utility model relates to a wireless communication technology field especially relates to an integral type phase place adjusting device and antenna. Comprises a plurality of phase shifter components and a connecting plate; the phase shifter assembly comprises a medium connecting piece and a phase shifter; the connecting plate comprises a main body plane, and a plurality of limiting holes are formed in the main body plane; the number and the positions of the medium connecting pieces and the limiting holes are in one-to-one correspondence; one end of the medium connecting piece is connected with the medium plate of the phase shifter, and the other end of the medium connecting piece is connected with the limiting hole of the connecting plate; each phase shifter is connected with at least one medium connecting piece; and the connecting plate moves to drive the dielectric plates of the phase shifters to reciprocate along the preset direction. The utility model discloses an integral type phase adjustment device, connecting plate only need simple operation can push a plurality of looks ware medium connecting pieces simultaneously, realize adjusting drive arrangement and the installation that moves the looks ware subassembly, and the process is extremely simple and efficient, and the reliability is also high simultaneously.
Description
Technical Field
The utility model relates to a wireless communication technology field especially relates to an integral type phase place adjusting device and antenna.
Background
With the continuous development of mobile communication from 4G to 5G, MassiveMIMO antennas are widely used. At present, the Massive MIMO antenna mainly comprises three states of 16T/R, 32T/R and 64T/R. Correspondingly, the number of phase shifter elements is increased by tens of times compared with the conventional 4G antenna, and the phase shifters of each system are required to be synchronously adjusted. Therefore, higher stability and accuracy requirements are placed on the phase adjustment device.
For example, a phase adjusting device with high adjustment accuracy is disclosed under the patent name "antenna and phase adjusting device thereof" (publication No. CN 110676587). However, this patent also has some disadvantages: firstly, the adapter plate is of a thin plate structure, the area is large, and a plurality of hollow slotted holes are formed, so that the whole rigidity is poor, the adapter plate is easy to deform, and the phase adjustment stability and precision are influenced. Secondly, the moving direction of the adapter plate is perpendicular to the rotating direction of the screw, the screw rotates to generate torque, the adapter plate can move leftwards and rightwards, and the stability of the phase adjusting process is influenced. And thirdly, the occupied space of the phase adjusting device in the length direction of the antenna is large, and a part of structure of the adapter plate always exceeds the front end face and the rear end face of the cavity of the phase shifter in the phase adjusting process, so that the scheme is not suitable for the situation that the space in the length direction of the antenna is limited. Finally, in engineering practice, the bulge of the phase adjusting device medium is difficult to be inserted into the connecting hole of the connecting plate, the connecting hole of the adapter plate is easy to deform by pressing the adapter plate in the inserting process, and meanwhile, one-time pressing operation is needed for each connecting hole, so that the time consumed for pressing all phase shifters is long.
SUMMERY OF THE UTILITY MODEL
Based on this, the utility model provides an integral type phase place adjusting device that structural rigidity is big, occupation space is little, the installation is convenient, the connection reliability is high, and the phase place adjustment precision is high simultaneously and adopt this integral type phase place adjusting device's antenna.
The technical scheme is as follows:
on one hand, the integrated phase adjusting device comprises a connecting plate and a plurality of phase shifter assemblies; the phase shifter assembly comprises a medium connecting piece and a phase shifter; the connecting plate comprises a main body plane, and a plurality of limiting holes are formed in the main body plane; the number and the positions of the medium connecting pieces and the limiting holes are in one-to-one correspondence; one end of the medium connecting piece is connected with the medium plate of the phase shifter, and the other end of the medium connecting piece is connected with the limiting hole of the connecting plate; each phase shifter is connected with at least one medium connecting piece; and the connecting plate moves to drive the dielectric plates of the phase shifters to reciprocate along the preset direction.
The further improvement lies in that: the upper packaging wall of the phase shifter is provided with a guide groove; one end of the medium connecting piece penetrates through the guide groove to be connected with the medium plate of the phase shifter.
The further improvement lies in that: the medium connecting piece comprises a medium connecting pin, a guide post, a supporting limiting block and a buckling lug structure attached to the medium connecting pin; one end of the guide post is connected with the support limiting block, the other end of the guide post is connected with the medium connecting pin, and the size of the guide post is matched with that of the guide groove; the dielectric plate of the phase shifter is provided with a positioning hole matched with the dielectric connecting pin and the buckling lug structure; the medium connecting pin is clamped with the positioning hole of the medium plate by combining and attaching a buckling lug structure on the medium connecting pin; the supporting limiting block is clamped with the limiting hole; the surface of the support limiting block, which is positioned on one side of the guide post, is attached to the surface of the upper packaging wall of the phase shifter.
The further improvement lies in that: the supporting limiting block comprises a lower supporting plate and an upper limiting plate; one end of the upper limiting plate is flush with one end of the lower supporting plate, and the flush ends of the upper limiting plate and the lower supporting plate are connected by adopting a vertical wall; the connecting plate is clamped between the lower supporting plate and the upper limiting plate through a limiting hole; the lower surface of the lower support plate is attached to the surface of the upper packaging wall of the phase shifter.
The further improvement lies in that: the supporting limiting block also comprises a vertical limiting plate; one end of the vertical limiting plate is connected with the upper limiting plate, and the opposite end of the vertical limiting plate is connected with the lower supporting plate; the upper limiting plate and the lower limiting plate are opposite to each other relative to two ends of the vertical limiting plate; the limiting hole comprises a via hole and a clamping groove, one end of the clamping groove is connected with the via hole into a whole, and the limiting hole is of a convex structure; the vertical limiting plate is clamped in the clamping groove of the limiting hole.
The further improvement lies in that: the width of the vertical limiting plate is smaller than that of the upper limiting plate; the upper limiting plate and the lower supporting plate are the same in width; the length of the upper limiting plate is shorter than that of the lower supporting plate; the outer dimension of the through hole is larger than that of the upper limiting plate of the medium connecting piece and smaller than that of the lower supporting plate.
The further improvement lies in that: the output end of the driving structure is connected with the connecting plate and used for driving the connecting plate to reciprocate along the preset direction.
The further improvement lies in that: the driving structure comprises a motor, a gear, a rack and a fixed box; the fixing box is used for fixing the motor; the gear is in transmission connection with an output shaft of the motor; the gear is meshed with the rack and is used for driving the rack to move; the rack is connected with the connecting plate; the connecting plate is driven to reciprocate along a preset direction by the movement of the rack.
The further improvement lies in that: the rack is provided with a first fixing hole, and the connecting plate is provided with a second fixing hole.
The further improvement lies in that: the device also comprises a limiting column; the limiting column is detachably mounted on the reflecting plate, is abutted against one side face of the connecting plate and is used for limiting the connecting plate to move along a non-preset direction.
The further improvement lies in that: the side of spacing post is provided with the joint groove, the lower plane in joint groove with the lower plane parallel and level of connecting plate, joint groove height slightly is greater than the thickness of connecting plate, thereby is limiting when the connecting plate removes along the non-direction of predetermineeing, can be right the connecting plate plays certain supporting role.
The further improvement lies in that: the material of connecting plate is the aluminum alloy, the connecting plate adopts panel beating blanking die or numerical control stamping process integrated into one piece.
On the other hand, an antenna is provided, which comprises a reflection plate and the integrated phase adjusting device according to any one of the above technical solutions, wherein the phase shifter is fixed on the reflection plate.
The utility model has the advantages that:
(1) the utility model discloses an integral type phase place adjusting device, connecting plate simple structure adopts panel beating blanking mould integrated into one piece or numerical control punching press integrated into one piece to make the connecting plate rigidity high, non-deformable, and then make phase place adjusting device reliable and stable and adjust the precision height.
(2) The utility model discloses an integral type phase adjustment device, connecting plate only need simple operation can push a plurality of looks ware medium connecting pieces simultaneously, realize adjusting drive arrangement and the installation that moves the looks ware subassembly, and the process is extremely simple and efficient, and the reliability is also high simultaneously.
(3) The utility model discloses an integral type phase place adjusting device, motor rotate can not produce the inconsistent moment of torsion of the moving direction that predetermines with the dielectric plate to the connecting plate for it is more steady reliable in the phase place adjustment process, effectively eliminated the influence of accommodation process sudden change to electric property.
(4) The utility model discloses an integral type phase place adjusting device, in the phase place adjustment process, the connecting plate can not surpass all the time and move looks ware length direction front and back terminal surface, and length direction occupation space is little, is convenient for carry out structural layout design and installation operation.
Drawings
Fig. 1 is a perspective view of a combined phase adjusting device according to an embodiment of the present invention;
fig. 2 is a perspective view of a combined phase adjusting device (hidden connecting plate) according to an embodiment of the present invention;
FIG. 3 is a perspective view of the phase shifter and the dielectric connector according to the embodiment of the present invention;
3 FIG. 3 4 3 is 3 a 3 cross 3- 3 sectional 3 view 3 taken 3 along 3 line 3 A 3- 3 A 3 of 3 FIG. 33 3; 3
FIG. 5 is a perspective view of a media connector according to an embodiment of the present invention;
FIG. 6 is a plan view of a connection plate according to an embodiment of the present invention;
fig. 7 is a perspective view of an embodiment (hidden fixing box) of a driving structure according to an embodiment of the present invention;
fig. 8 is a perspective view of another embodiment (hidden fixing box) of the driving structure according to the embodiment of the present invention;
fig. 9 is a perspective view of a spacing post according to an embodiment of the present invention.
Description of reference numerals:
1-antenna, 11-reflector plate, 12-phase shifter, 13-dielectric connecting piece, 14-connecting plate, 15-driving structure, 16-limiting column, 120-phase shifter cavity, 121-dielectric plate, 130-dielectric connecting pin, 131-guide column, 132-supporting limiting block, 133-lug structure, 140-main body plane, 141-limiting hole, 142-fixing hole I, 150-motor, 151-gear I, 152-gear II, 153-rack, 154-fixing box, 161 limiting structure, 1200-guide groove, 1201-upper packaging wall, 1320-lower supporting plate, 1321-upper limiting plate, 1322-vertical limiting plate, 1410-via hole, 1411-clamping groove, 1500-motor shaft and 1530-fixing hole II.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. These drawings are simplified schematic drawings and illustrate the basic structure of the present invention only in a schematic manner, and therefore the drawings show only the constitution related to 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.
It will be understood that when an element is referred to as being "mounted on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "upper," and the like as used herein are for illustrative purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the terms "and", "and" include any and all combinations of one or more of the associated listed items.
For convenience of explanation, in the technical solution of the present invention, the moving direction preset by the dielectric plate is defined as the front-back direction, the direction parallel to the plane of the reflection plate main body is defined as the up-down direction, and the rest is the left-right direction. In engineering practice, the opening orientation of medium connecting piece can be for facing left or facing right, for the simplification explanation, in the technical scheme of the utility model its orientation is unified to be set for facing right, and the direction of other structures all uses this as benchmark direction explanation.
The embodiments of the present invention will be described in detail with reference to the accompanying fig. 1-9.
As shown in fig. 1 and fig. 2, an embodiment of the present invention provides an integrated phase adjusting device, which includes a medium connector 13, a connecting plate 14, a driving structure 15, a limiting column 16 and a plurality of phase shifters 12 disposed according to electrical requirements. The dielectric connector 13 and the phase shifter 12 are connected to form a phase shifter assembly. The connecting plate 14 moves to drive the dielectric plates 121 of the plurality of phase shifters 12 to reciprocate along a preset direction.
As shown in fig. 3 to 5, in the embodiment of the present invention, the medium connector 13 includes a medium connecting pin 130, a guiding column 131, a supporting limiting block 132, and a plurality of fastening lug structures 133 attached to the medium connecting pin 130.
Specifically, the dielectric plate 121 of the phase shifter 12 is provided with positioning holes matched with the dielectric connecting pin 130 and the fastening lug structures 133, the dielectric connecting pin 130 is matched with the positioning holes on the phase shifter dielectric plate 121 through a base hole-base shaft, the dielectric plates 121 arranged on two sides of the circuit of the phase shifter 12 in the phase shifter 12 are clamped and connected by combining the fastening lug structures 133 attached to the dielectric connecting pin 130, and the dielectric plate 121 and the dielectric connecting member 13 are combined into a whole to realize integral synchronous movement.
Specifically, the fastening lug structures 133 are disposed on the pin shaft of the dielectric connecting pin 130 and symmetrically distributed along the central plane of the pin shaft. The number of the buckling lug structures 133 is two pairs distributed up and down, and the distance between the opposite surfaces of the two pairs of buckling lug structures 1331The distance between the clamping surfaces of the dielectric plates 121 on both sides of the circuit of the phase shifter 122+0.2mm。
Specifically, the guiding column 131 is disposed at the bottom of the supporting limiting block 132, and is square, or may have other geometric shapes.
Specifically, the upper package wall 1201 of the phase shifter 12 is provided with a guide slot 1200; one end of the dielectric connector 13 passes through the guide slot 1200 and is connected with the dielectric plate 121 of the phase shifter 12. Generally, the width Δ of the guide post 1311Width delta of guide slot 1200 of phase shifter 122The size is 0.2mm, so that the medium connecting piece 13 can smoothly slide along the direction of the guide groove 1200, and meanwhile, the obvious left-right deflection shaking cannot be generated, and further, the medium plate 121 combined with the medium connecting piece 13 into a whole can stably move along the direction of the guide groove 1200 without deflection.
Specifically, the height of the guiding column 131 is smaller than the thickness of the upper packaging wall 1201 of the cavity.
In the embodiment of the present invention, the supporting stopper 132 includes a lower supporting plate 1320, an upper limiting plate 1321 and a vertical limiting plate 1322.
Specifically, the lower surface of the lower supporting plate 1320 is attached to the upper surface of the phase shifter cavity 120, and the thickness of the lower supporting plate 1320 is preferably 1mm in order to save space in the height direction. The lower supporting plate 1320 is used to support the connecting plate 14 and form an insulating space between the connecting plate 14 and the upper surface of the phase shifter 12, so as to avoid the problem of passive intermodulation caused by metal contact.
Specifically, the length dimension of the lower support plate 1320 in the left-right direction is greater than the length dimension of the upper limiting plate 1321 in the left-right direction, so that when the support limiting block 132 and the connecting plate 14 are installed, the connecting plate 14 is integrally supported on the lower support plate 1320 after passing through the upper limiting plate 1321 from top to bottom, and the connecting plate 14 is conveniently pushed into the left for installation.
Specifically, the extending direction of the vertical position limiting plate 1322 is the same as the extending direction of the lower support plate 1320, and extends rightward.
Specifically, the width of the vertical limiting plate 1322 should be less than the width of the upper limiting plate 1321, and generally, the width of the vertical limiting plate 1322 should be greater than or equal to 1.5mm, and less than or equal to 1/3 times the width of the upper limiting plate 1321.
Preferably, the width-direction central plane of the vertical limiting plate 1322 coincides with the width-direction central planes of the lower and upper limiting plates 1320, 1321. So that the support limit of the lower supporting plate 1320 and the upper limiting plate 1321 on the connecting plate 14 is balanced and smooth. At this time, the cross-sectional shape of the lower support plate 1320, the vertical limit plate 1322, and the upper limit plate 1321 is "i" shaped.
Preferably, the height of the vertical position-limiting plate 1322 should be 0.1-0.3 mm greater than the thickness of the connecting plate 14, so as to ensure that the connecting plate 14 can be smoothly installed and is well limited in the vertical direction.
Specifically, one end of the vertical limiting plate 1322 is connected to the upper limiting plate 1321, and the opposite end is connected to the lower supporting plate 1320; the upper limit plate 1321 is opposite to the lower support plate 1320 with respect to the vertical limit plate 1322, has the same width as the lower support plate 1320, and has a shorter length than the lower support plate 1320, so that the connection plate 14 can be easily seen when pushed in.
In the embodiment of the present invention, each phase shifter 12 is connected to at least one medium connector 13; specifically, the number of the dielectric connecting members 13 is preferably set according to the length of the phase shifter dielectric plate 121. In general, when the length of the dielectric sheet 121 is 100mm or less, the number may be set to 1, and the connection point is preferably set at the center of the dielectric sheet 121 in the length direction. When the length of the dielectric sheet 121 is greater than 100mm, the number may be set to 2, and the connection points are preferably arranged symmetrically with respect to the center plane in the length direction of the dielectric sheet 121.
In the embodiment of the present invention, the medium connector 13 is formed by injection molding using engineering plastic.
As shown in fig. 6, in the embodiment of the present invention, the connecting plate 14 is a flat plate structure, and is composed of a main body plane 140, a limiting hole 141 and a first fixing hole 142.
Specifically, the connection plate 14 is positioned directly above the phase shifter 12, and generally, it is preferable that the center plane formed by the left and right end faces of the connection plate 14 overlaps with the center plane of the reflection plate 11 in the left and right direction.
Specifically, the length of the connecting plate 14 should be smaller than the end face distance of the phase shifter 12 at the front end and the rear end, and meanwhile, in the process that the connecting plate 14 drives the driving dielectric plate 121 to perform phase adjustment, the front end face and the rear end face of the connecting plate 14 cannot exceed the front end face and the rear end face of the phase shifter 12 all the time, so that the occupied space of the connecting plate 14 is small.
Specifically, the limiting hole 141 is a special-shaped structure which is composed of a through hole 1410 and a clamping groove 1411 and is in a shape like a Chinese character 'tu'. The vertical position-limiting plate 1322 is engaged with the engaging groove 1411 of the position-limiting hole 141.
Specifically, the through hole 1410 is square, and the outer dimension of the through hole is larger than the outer dimension of the upper limiting plate 1321 of the dielectric connector 13 and smaller than the outer dimension of the lower supporting plate 1320, so that the connecting plate 14 can pass through the upper limiting plate 1321 from top to bottom until contacting the upper plane of the lower supporting plate 1320 of the dielectric connector 13.
Specifically, the number and the positions of the limiting holes 141 are correspondingly arranged one by one according to the number and the positions of the dielectric connectors 13 on the phase shifter 12.
Specifically, one end of the slot 1411 is integrally connected to the via 1410, the width of the slot 1411 is preferably 0.05-0.1 mm larger than the width of the vertical limiting plate 1322, and the length extending direction of the slot 1411 should be the same as the extending direction of the vertical limiting plate 1322 of the media connector 13.
Preferably, the joint of the clamping groove 1411 and the through hole 1410 is provided with a chamfer, so that the joint plays a guiding role in the assembly process, and the connection plate 14 can be pushed into the medium connectors 13 at the same time to be installed more smoothly.
The embodiment of the utility model provides an in, high-quality aluminum alloy is chooseed for use to connecting plate 14 material, preferably adopts panel beating blanking mould integrated into one piece, also can numerical control punching press technology integrated into one piece to when reducing the processing of part, promote the size precision of part. The connecting plate 14 has a complete frame, the hole size is relatively small, and the good rigidity of the plate in the length direction and the width direction is kept.
Further, in order to improve the rigidity of the connecting plate 14 in the thickness direction, a plurality of reinforcing ribs in the length direction and the width direction may be arranged on the connecting plate 14, and the form of the reinforcing ribs may be diversified, such as V-shaped, U-shaped, and the like.
The connecting plate 14 does not extend beyond the front and rear end faces of the two-end phase shifter 12 in the longitudinal direction during the phase adjustment process. The occupied space of the connecting plate 14 in the length direction of the antenna is small, and the structural design layout is convenient. Meanwhile, when the connecting plate 14 is connected with all the medium connecting pieces 13, all the phase shifter medium plates 121 can be connected with the connecting plate 14 at the same time only by applying a small pushing force to the connecting plate 14, and the installation steps are extremely simple and efficient.
As shown in fig. 2 and 7, in the embodiment of the present invention, the driving structure 15 includes a motor 150, a first gear 151, a second gear 152, a rack 153, and a fixing box 154. The output end of the driving structure 15 is connected to the connecting plate 14, and is configured to drive the connecting plate 14 to reciprocate along a preset direction.
Specifically, the planar position of the driving structure 15 is determined according to the layout of the antenna phase shifters 12, and is preferably arranged at the center of the array of length-direction phase shifters 12 and the array of width-direction phase shifters 12. The distance between the driving structure 15 and the phase shifters 12 at the two ends in the length and width directions is relatively consistent, and the stress of the phase shifters 12 of each system is relatively balanced.
Specifically, the fixing case 154 is used to fix the motor 150. The first gear 151 and the motor shaft 1500 are in shaft-hole clamping fit, the first gear 151 is meshed with the second gear 152, and the second gear 152 is meshed with the rack 153 and used for driving the rack 153 to move. The rack 153 is connected with the connecting plate 14; the rack 153 moves to drive the connecting plate 14 to reciprocate along a preset direction.
In addition, under the condition that the center distance between the second gear 152 and the first gear 151 is fixed, the second gear 152 can be flexibly arranged in a rotating mode about the central axis of the first gear 151 according to actual requirements. To accommodate a variety of possible interposer 14 heights.
Specifically, the rack 153 may engage with the second gear 152 on the upper plane or the lower plane of the second gear 152.
It should be noted that, in the case that the space in the height direction of the antenna is suitable, the second gear 152 may be eliminated and the first gear 151 may be directly engaged with the rack 153, so as to implement the first-stage transmission of gear-rack and improve the transmission efficiency.
Fig. 8 shows another embodiment of the driving structure 15. The length direction of the motor 150 is parallel to the moving direction of the rack 153, and the above two embodiments provide more optional space for fixing the motor 150.
Specifically, the length direction of the motor 150 and the moving direction of the rack 153 may be perpendicular to each other or parallel to each other, and is not specifically limited herein, as long as the moving direction of the rack 153 is always consistent with the preset moving direction of the phaser dielectric plate 121.
The embodiment of the present invention provides an embodiment, the moving direction of the rack 153 should always be consistent with the preset moving direction of the phase shifter dielectric plate 121, so that the motor 150 is not rotated in the process the rack 153 generates the torque inconsistent with the moving direction of the rack 153, and the whole combined phase adjusting device is operated stably in the phase adjusting process.
In the embodiment of the present invention, a first fixing hole 142 is disposed on the connecting plate 14; and a second fixing hole 1530 is formed in the rack 153 and is used for being connected and fastened with the first fixing hole 142 in the connecting plate 14.
It should be noted that the dimensions of the first gear 151, the second gear 152 and the rack 153 are determined by the space allowed for the driving device and the phase adjustment stroke of the phase shifter 12, as is well known in the field of mechanical part design.
As shown in fig. 9, in the embodiment of the present invention, the position-limiting post 16 includes a bottom connection structure (not shown) and a position-limiting structure 161. The limiting column 16 is detachably mounted on the reflection plate 11 through a bottom connection structure, abuts against one side face of the connection plate 14, and is used for limiting the movement of the connection plate 14 along a non-preset direction.
Specifically, the bottom connection structure of the limiting column 16 may be an internal thread structure, and is connected to the reflection plate 11 through a screw, or may be connected to the reflection plate through a snap or other methods.
Specifically, the cross section of the limiting structure 161 is preferably cylindrical, and may also be rectangular or other shapes, so as to limit the degree of freedom of the connecting plate 14 along the left-right direction.
Specifically, the upper surface of the limiting post limiting structure 161 should be higher than the upper surface of the connecting plate 14, so that the side surface of the limiting structure 161 can limit the movement of the connecting plate 14 along the length extending direction of the vertical limiting plate 1322 of the media connector 13.
In the embodiment of the present invention, a clamping groove may also be disposed on the side of the limiting structure 161, the lower plane of the clamping groove is substantially flush with the lower plane of the connecting plate 14, and the height of the clamping groove should be slightly greater than the thickness of the connecting plate 14, so that when the connecting plate 14 is limited to move in the left-right direction, the connecting plate 14 can be supported to some extent.
In the embodiment of the present invention, the limiting posts 16 are preferably symmetrically disposed about the central plane formed by the front and rear end surfaces of the connecting plate 14, and the number of the limiting posts is preferably 2-3.
In an embodiment of the present invention, the phase adjusting device is installed in the process of: the dielectric connector 13, the dielectric plate 121 in the phase shifter 12 and the phase shifter cavity 120 are assembled to form a phase shifter assembly, the phase shifter assembly is fixed to the reflector plate 11, the connecting plate 14 passes through the upper limiting plates 1321 of all the dielectric connectors 13 from top to bottom through the limiting holes 141 until the connecting plate is attached to the lower supporting plate 1320, the connecting plate 14 is pushed leftwards, the vertical limiting plate 1322 is clamped in the clamping groove 1411, the connecting plate 14 is clamped between the upper limiting plate 1321 and the lower supporting plate 1320, the connecting plate 14 and all the dielectric connectors 13 can be installed and fixed at one time, and finally the limiting columns 16 are installed, so that the assembly of the whole phase adjusting device is completed. Therefore, the phase adjusting device is extremely efficient in installation. In addition, the connecting plate 14 has a simple structure, and further has high overall rigidity, so that the adjustment precision deviation possibly caused by the deformation of the connecting plate 14 can be avoided in the phase adjustment process. In addition, the movement direction of the rack 153 is always consistent with the preset movement direction of the phase shifter dielectric plate 121, so that a torque inconsistent with the preset movement direction of the dielectric plate 121 cannot be generated on the connecting plate 14, and the stability and the phase adjustment precision of the integrated phase adjustment device are extremely high.
The embodiment of the utility model provides a still provide an antenna 1, including reflecting plate 11, still include any one of above-mentioned embodiment an integral type phase adjustment device, move looks ware 12 and be fixed in on the reflecting plate 11.
The technical features of the above embodiments can be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the above embodiments are not described, but should be considered as the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only express the specific embodiments of the present invention, and the description thereof is specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention.
Claims (11)
1. An integral type phase place adjusting device which characterized in that: comprises a connecting plate and a plurality of phase shifter components; the phase shifter assembly comprises a medium connecting piece and a phase shifter; the connecting plate comprises a main body plane, and a plurality of limiting holes are formed in the main body plane; the number and the positions of the medium connecting pieces and the limiting holes are in one-to-one correspondence; one end of the medium connecting piece is connected with the medium plate of the phase shifter, and the other end of the medium connecting piece is connected with the limiting hole of the connecting plate; each phase shifter is connected with at least one medium connecting piece; and the connecting plate moves to drive the dielectric plates of the phase shifters to reciprocate along the preset direction.
2. An integrated phase adjustment device according to claim 1, characterized in that: the upper packaging wall of the phase shifter is provided with a guide groove; one end of the medium connecting piece penetrates through the guide groove to be connected with the medium plate of the phase shifter.
3. An integrated phase adjustment device according to claim 2, characterized in that: the medium connecting piece comprises a medium connecting pin, a guide post, a supporting limiting block and a buckling lug structure attached to the medium connecting pin; one end of the guide post is connected with the support limiting block, the other end of the guide post is connected with the medium connecting pin, and the size of the guide post is matched with that of the guide groove; the dielectric plate of the phase shifter is provided with a positioning hole matched with the dielectric connecting pin and the buckling lug structure; the medium connecting pin is clamped with the positioning hole of the medium plate by combining and attaching a buckling lug structure on the medium connecting pin; the supporting limiting block is clamped with the limiting hole; the surface of the support limiting block, which is positioned on one side of the guide post, is attached to the surface of the upper packaging wall of the phase shifter.
4. An integrated phase adjustment device according to claim 3, characterized in that: the supporting limiting block comprises a lower supporting plate and an upper limiting plate; one end of the upper limiting plate is flush with one end of the lower supporting plate, and the flush ends of the upper limiting plate and the lower supporting plate are connected by adopting a vertical wall; the connecting plate is clamped between the lower supporting plate and the upper limiting plate through a limiting hole; the lower surface of the lower support plate is attached to the surface of the upper packaging wall of the phase shifter.
5. An integrated phase adjustment device according to claim 4, characterized in that: the supporting limiting block also comprises a vertical limiting plate; one end of the vertical limiting plate is connected with the upper limiting plate, and the opposite end of the vertical limiting plate is connected with the lower supporting plate; the upper limiting plate and the lower limiting plate are opposite to each other relative to two ends of the vertical limiting plate; the limiting hole comprises a via hole and a clamping groove, one end of the clamping groove is connected with the via hole into a whole, and the limiting hole is of a convex structure; the vertical limiting plate is clamped in the clamping groove of the limiting hole.
6. An integrated phase adjustment device according to claim 5, characterized in that: the width of the vertical limiting plate is smaller than that of the upper limiting plate; the upper limiting plate and the lower supporting plate are the same in width; the length of the upper limiting plate is shorter than that of the lower supporting plate; the outer dimension of the through hole is larger than that of the upper limiting plate of the medium connecting piece and smaller than that of the lower supporting plate.
7. An integrated phase adjustment device according to claim 1, characterized in that: the output end of the driving structure is connected with the connecting plate and used for driving the connecting plate to reciprocate along the preset direction.
8. An integrated phase adjustment device according to claim 7, characterized in that: the driving structure comprises a motor, a gear, a rack and a fixed box; the fixing box is used for fixing the motor; the gear is in transmission connection with an output shaft of the motor; the gear is meshed with the rack and is used for driving the rack to move; the rack is connected with the connecting plate; the connecting plate is driven to reciprocate along a preset direction by the movement of the rack.
9. An integrated phase adjustment device according to claim 8, characterized in that: the rack is provided with a first fixing hole, and the connecting plate is provided with a second fixing hole.
10. An integrated phase adjustment device according to claim 1, characterized in that: the device also comprises a limiting column; the limiting column is detachably mounted on the reflecting plate, is abutted against one side face of the connecting plate and is used for limiting the connecting plate to move along a non-preset direction.
11. An antenna comprising a reflector plate, characterized in that: an integrated phase adjustment device according to any one of claims 1 to 10, wherein the phase shifter is fixed to the reflection plate.
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|---|---|---|---|
| CN202021739058.5U CN212277398U (en) | 2020-08-19 | 2020-08-19 | Integrated phase adjusting device and antenna |
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| CN202021739058.5U CN212277398U (en) | 2020-08-19 | 2020-08-19 | Integrated phase adjusting device and antenna |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111864389A (en) * | 2020-08-19 | 2020-10-30 | 广东博纬通信科技有限公司 | Integrated phase adjusting device and antenna |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111864389A (en) * | 2020-08-19 | 2020-10-30 | 广东博纬通信科技有限公司 | Integrated phase adjusting device and antenna |
| CN111864389B (en) * | 2020-08-19 | 2024-08-27 | 广东博纬通信科技有限公司 | Integral phase adjusting device and antenna |
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