CN116487872A - Low-frequency radiating element with PCB power division feed structure - Google Patents
Low-frequency radiating element with PCB power division feed structure Download PDFInfo
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- CN116487872A CN116487872A CN202310553957.8A CN202310553957A CN116487872A CN 116487872 A CN116487872 A CN 116487872A CN 202310553957 A CN202310553957 A CN 202310553957A CN 116487872 A CN116487872 A CN 116487872A
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- outer conductor
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- 239000004020 conductor Substances 0.000 claims abstract description 114
- 238000003466 welding Methods 0.000 claims abstract description 102
- 230000000712 assembly Effects 0.000 claims description 12
- 238000000429 assembly Methods 0.000 claims description 12
- 230000010287 polarization Effects 0.000 claims description 12
- 230000009286 beneficial effect Effects 0.000 abstract description 33
- 238000005476 soldering Methods 0.000 abstract description 19
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 abstract description 17
- 230000005855 radiation Effects 0.000 abstract description 16
- 238000012545 processing Methods 0.000 abstract description 12
- 230000017525 heat dissipation Effects 0.000 abstract description 7
- 238000000034 method Methods 0.000 abstract description 7
- 229910000679 solder Inorganic materials 0.000 description 11
- 238000010438 heat treatment Methods 0.000 description 6
- 230000000149 penetrating effect Effects 0.000 description 6
- 238000013461 design Methods 0.000 description 5
- 239000011248 coating agent Substances 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 238000009713 electroplating Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000002844 melting Methods 0.000 description 3
- 230000008018 melting Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012827 research and development Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000010295 mobile communication Methods 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/36—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/02—Arrangements for de-icing; Arrangements for drying-out ; Arrangements for cooling; Arrangements for preventing corrosion
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/12—Supports; Mounting means
- H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
- H01Q1/24—Supports; Mounting means by structural association with other equipment or articles with receiving set
- H01Q1/241—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM
- H01Q1/246—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM specially adapted for base stations
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/50—Structural association of antennas with earthing switches, lead-in devices or lightning protectors
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
Abstract
The invention provides a low-frequency radiation unit with a PCB power division feed structure, which comprises: the antenna radiating unit comprises an antenna radiating unit body, wherein an open cavity structure is connected to the antenna radiating unit body, one end of the open cavity structure is provided with a power division feeding component clamping groove and a cable outer conductor welding groove, the other end of the open cavity structure is provided with a cable outer conductor welding disk groove, and the power division feeding component clamping groove and the cable outer conductor welding disk groove are mutually matched so as to fix the relative positions of a feeding component and a cable; thus, the method is not only beneficial to processing and die forming, but also beneficial to heat dissipation, effectively controlling the flow of soldering tin, facilitating welding, ensuring that the soldering tin is not easy to outflow, being more beneficial to fixing the control of the position, the length and the welding consistency of the cable, ensuring reliable quality of the welding point and ensuring that the outer conductor of the subsequent bent wire is not easy to crack.
Description
Technical Field
The invention relates to the technical field of mobile communication antennas, in particular to a low-frequency radiating unit with a PCB power division feed structure.
Background
With the rapid development of the mobile communication industry, the requirements of mobile networks are gradually increased, and the requirements of 2G, 3G, 4G and 5G networks under the large coexisting environment of multiple systems are required, so that the requirements of front layout and back network of the multiple systems are required to be simplified. Meanwhile, the quality stability in the life cycle of the base station antenna is required, and the base station antenna becomes an important condition for guaranteeing the communication quality.
CN112582774a discloses an antenna radiating unit, although capable of meeting the requirements of conciseness of the front layout and the back network requirements of a multi-system antenna, the antenna radiating unit adopts a cylindrical cavity type structure, and has the following technical problems:
1) The radiation unit adopts a cylindrical cavity type structure, the die is complex, the cavity precision is greatly influenced by the demoulding inclination, and the yield of the radiation unit is seriously influenced;
2) The radiation unit adopts a cylindrical cavity type structure, the shape of the circular column is grooved, and the grooved depth is smaller in the diameter direction under the influence of the wall thickness;
3) The radiating unit adopts a cylindrical cavity type structure, the joint surface between the cable outer conductor and the cylindrical shape is small, and the cable outer conductor is easy to generate the problem of false welding or missing welding;
4) The radiation unit adopts a cylindrical cavity type structure, the joint surface between the cable outer conductor and the cylindrical is smaller, the solder paste is not easy to be coated during automatic welding, the heat dissipation is not easy to be carried out, and meanwhile, the melting flow area of the solder after heating is larger, and the solder is easy to outflow;
5) The radiating unit adopts a cylindrical cavity type structure, the lap joint length of the outer conductor is shorter, and the outer conductor is easy to crack after the subsequent procedure is bent.
Disclosure of Invention
In order to solve the technical problems, the invention provides the low-frequency radiating unit with the PCB power division feeding structure, which is beneficial to processing and die forming, is beneficial to radiating, effectively controls the flow of soldering tin, is convenient for welding, is not easy to outflow soldering tin, is beneficial to fixing the position of a cable, controlling the length of the cable and welding consistency, is reliable in quality of welding points, and is not easy to crack an outer conductor of a subsequent bent wire.
In order to achieve the above purpose, the technical scheme of the invention is as follows:
the invention provides a low-frequency radiation unit with a PCB power division feed structure, which comprises: the antenna radiating unit body, be connected with open cavity structure on the antenna radiating unit body, open cavity structure one end is equipped with power division feed subassembly draw-in groove and cable outer conductor welding groove, open cavity structure other end is equipped with cable outer conductor welding dish groove, power division feed subassembly draw-in groove with cable outer conductor welding dish groove mutually support in order to realize that feed subassembly and cable relative position are fixed.
The low-frequency radiating unit with the PCB power division feeding structure is beneficial to processing and die forming, is beneficial to heat dissipation, effectively controls the flow of soldering tin, is convenient for welding, is not easy to outflow soldering tin, is beneficial to controlling the position, the length and the welding consistency of a fixed cable, is reliable in quality of a welding point, and is not easy to crack an external conductor of a subsequent bent wire.
As a preferred technical scheme, the method comprises the following steps: the PCB power division feed assembly is characterized in that one side of the PCB power division feed assembly is provided with a one-to-two power division feed piece, the other side of the PCB power division feed assembly is covered with an insulating layer, the PCB power division feed assembly is arranged in the open cavity structure, and the PCB power division feed assembly is in contact with the open cavity structure through the insulating layer.
As the preferable technical scheme, one end both sides of the PCB power division feed assembly are connected with the convex blocks, and the PCB power division feed assembly is clamped with the clamping grooves of the power division feed assembly in a small clearance fit manner through the convex blocks so as to be capable of connecting the PCB power division feed assembly with the open cavity structure.
As the preferable technical scheme, one end of the one-to-two power division feeding sheet is Y-shaped, two cable inner conductors of the same polarization of the radiating unit are arranged in the cable outer conductor welding disc groove in the opposite direction, and the two cable inner conductors of the same polarization of the radiating unit are respectively and correspondingly arranged with one end of the one-to-two power division feeding sheet in the Y shape so as to realize the welding of the two cable inner conductors of the same polarization of the radiating unit and the PCB power division feeding assembly.
As the preferable technical scheme, the other end of the one-to-two power division feeding sheet is provided with an output cable inner conductor penetrating hole, the cable outer conductor welding groove and the output cable inner conductor penetrating hole are oppositely arranged, and the output cable inner conductor sequentially penetrates through the output cable inner conductor penetrating hole and the cable outer conductor welding groove.
As an preferable technical scheme, the antenna radiating unit body is provided with a base, the base obliquely extends towards the direction far away from the base to form at least four groups of connecting arm assemblies, and a radiating arm is connected between every two adjacent groups of connecting arm assemblies.
As the preferable technical scheme, a wiring groove is formed in one connecting arm in each group of connecting arm assemblies, the same polarized cable is arranged in the wiring groove, the same polarized cable inner conductor placing groove is formed in the other connecting arm in each group of connecting arm assemblies, the cable inner conductor placing groove is arranged at a position far away from the base, and the conductors of the same polarized cable are placed in the same polarized cable inner conductor placing groove.
As the preferable technical scheme, the clamping groove of the power division feeding component is U-shaped, the welding disc groove of the cable outer conductor is of a U-shaped open structure, and the welding groove of the cable outer conductor is of a U-shaped step groove structure.
As a preferable technical scheme, the middle area of the radiation arm is provided with a plurality of U-shaped holes, and round holes are formed in two sides of the U-shaped holes.
The invention provides a low-frequency radiating unit with a PCB power division feed structure, which has the following beneficial effects:
1) The invention provides the low-frequency radiation unit with the PCB power division feed structure, which is not only beneficial to processing and die forming, beneficial to heat dissipation, effectively controlling the flow of soldering tin, facilitating welding, ensuring that the soldering tin is not easy to outflow, but also beneficial to controlling the position of a fixed cable, the length of the cable and welding consistency, ensuring reliable quality of the welding point and ensuring that a subsequent bent line outer conductor is not easy to crack;
2) The invention provides a low-frequency radiation unit with a PCB power division feed structure, which adopts an open cavity structure, the structure is beneficial to processing and mold forming, and the surface quality of the subsequent electroplating process of the open structure is controllable;
3) The invention provides a low-frequency radiating unit with a PCB power division feed structure, wherein a power division feed assembly adopts a PCB structure, so that the processing is convenient, the PCB manufacturing precision is higher, and the cost is lower; the PCB power division feed assembly adopts a one-to-two power division feed structure, so that the welding is convenient; the main feeder adopts an insert welding mode, so that the welding is convenient, the design of the PCB power division feeder assembly is convenient, the adjustability is good, and the debugging work in the early stage of research and development is facilitated; the PCB power division feed assembly is in a step shape, so that the PCB power division feed assembly is conveniently limited on the antenna radiating unit body;
4) The invention provides a low-frequency radiating unit with a PCB power division feed structure, wherein a main feed line of an antenna radiating unit body adopts a cable outer conductor welding groove, the cable outer conductor welding groove adopts a U-shaped open structure, the open U-shaped structure is beneficial to radiating, effectively controlling the flow of soldering tin and facilitating welding, and the open U-shaped structure adopts a step groove structure and is beneficial to fixing the position of a cable, controlling the length of the cable and welding consistency, and the U-shaped groove structure is beneficial to automatic welding and soldering paste coating; the solder flows basically in the U-shaped groove after heating, so that the melting flow area of the solder after heating is reduced, and the solder is not easy to outflow; the welding length of the cable outer conductor is longer due to the planar structure of the U-shaped groove; the welding point has reliable quality, and the subsequent bent line outer conductor is not easy to crack.
Drawings
Fig. 1 is a front side view and a side view of a low-frequency radiating element with a PCB power division feed structure according to the present invention;
fig. 2 is a schematic diagram of an open cavity structure in a low frequency radiating element with a PCB power division feed structure according to the present invention;
fig. 3 is a schematic diagram of a PCB power division feeding assembly in a low frequency radiating element with a PCB power division feeding structure according to the present invention;
wherein, 1-an antenna radiating element body; 2-an open cavity structure; 3-welding a disk groove on the outer conductor of the cable; 4-a clamping groove of the power division feeding assembly; 5-a cable outer conductor welding groove; 6-a PCB power division feed assembly; 7-one-to-two power division feeding sheets; 8-one-to-two power division feeding sheet end; 9-the other end of the one-to-two power division feeding sheet; 10-the inner conductor of the output cable passes through the hole; 11-bump; one side of the 12-PCB power division feed component; 13-an output cable inner conductor; 14-a base; 15-a connecting arm assembly; 16-radiating arms; 17-same polarization cable; 18-placing grooves for inner conductors of the same polarized cables; 19-the radiating element polarizes the inner conductors of two cables in the same way; 20- "U" -shaped holes; 21-circular holes.
Detailed Description
Preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
It will be appreciated that the present invention achieves the objects of the invention by some embodiments, as shown in fig. 1, the present invention provides a low frequency radiating element having a PCB power dividing feed structure, comprising: the antenna radiating unit body 1, the antenna radiating unit body 1 has a base 14, an open cavity structure 2 is connected to the base 14, a power division feeding component clamping groove 4 and a cable outer conductor welding groove 5 are arranged at one end of the open cavity structure 2, a cable outer conductor welding disk groove 3 is arranged at the other end of the open cavity structure 2, two cable inner conductors 19 which are polarized in the same direction of the radiating unit are arranged in the cable outer conductor welding disk groove 3, two sides of one end of the PCB power division feeding component 6 are connected with a bump 11, the PCB power division feeding component 6 is clamped with the power division feeding component clamping groove 4 in a small clearance fit manner through the bump 11 so as to connect the PCB power division feeding component 6 with the open cavity structure 2, and the power division feeding component clamping groove 4 is mutually matched with the cable outer conductor welding disk groove 3 so as to fix the relative positions of the feeding component and the cable; one side of the PCB power division feeding component 6 is provided with a one-to-two power division feeding sheet 7, the other side of the PCB power division feeding component 6 is covered with an insulating layer, the PCB power division feeding component 6 is arranged in the open cavity structure 2, and the PCB power division feeding component 6 is contacted with the open cavity structure 2 through the insulating layer; one end of the one-to-two power division feeding sheet 7 is Y-shaped, and two cable inner conductors 19 with the same polarization of the radiating unit are respectively and correspondingly arranged with one end 8 of the one-to-two power division feeding sheet in the Y shape so as to realize the welding of the two cable inner conductors 19 with the same polarization of the radiating unit and the PCB power division feeding assembly 6; the other end 9 of the one-to-two power division feeding sheet is provided with an output cable inner conductor penetrating hole 10, the cable outer conductor welding groove 5 is opposite to the output cable inner conductor penetrating hole 10, and the output cable inner conductor 13 sequentially penetrates through the output cable inner conductor penetrating hole 10 and the cable outer conductor welding groove 5; the base 14 extends obliquely towards the direction far away from the base 14 to form at least four groups of connecting arm assemblies 15, and a radiation arm 16 is connected between every two adjacent groups of connecting arm assemblies 15; a wiring groove (not shown) is formed in one connecting arm in each group of connecting arm assemblies 15, the same polarized cable 17 is arranged in the wiring groove (not shown), the same polarized cable inner conductor placing groove 18 is formed in the other connecting arm in each group of connecting arm assemblies 15, the cable inner conductor placing groove 18 is arranged at a position far away from the base 14, and conductors of the same polarized cable 17 are placed in the same polarized cable inner conductor placing groove 18; the power division feeding assembly clamping groove 4 is U-shaped, the cable outer conductor welding disc groove 3 is of a U-shaped open structure, and the cable outer conductor welding groove 5 is of a U-shaped step groove structure; the middle area of the radiation arm 16 is provided with a plurality of U-shaped holes 20, and two sides of the U-shaped holes 20 are provided with circular holes 21; thus, the method is not only beneficial to processing and die forming, but also beneficial to heat dissipation, more effectively controls the flow of soldering tin, is convenient for welding, is not easy to outflow soldering tin, is beneficial to fixing the control of the position, the length and the welding consistency of the cable, is reliable in quality of the welding point, and is not easy to crack the outer conductor of the subsequent bent wire.
As shown in fig. 2, the invention provides an open cavity structure in a low-frequency radiation unit with a PCB power division feeding structure, wherein an open cavity structure 2 is connected to a base 14, one end of the open cavity structure 2 is provided with a power division feeding assembly clamping groove 4 and a cable outer conductor welding groove 5, the other end of the open cavity structure 2 is provided with a cable outer conductor welding disk groove 3, and the power division feeding assembly clamping groove 4, the cable outer conductor welding disk groove 3 and the cable outer conductor welding groove 5 are all in a U shape; the application innovates and adopts the open cavity structure 2, and the open cavity structure 2 is beneficial to processing and die forming, so that the surface quality of the subsequent electroplating process is controllable; one end of the open cavity structure 2 is provided with a cable outer conductor welding groove 5, the cable outer conductor welding groove 5 adopts a U-shaped open structure, the open U-shaped structure is beneficial to heat dissipation, the flow of soldering tin is effectively controlled, the welding is convenient, the soldering tin flows basically in the cable outer conductor welding groove after heat, and the soldering tin is not easy to overflow; the other end of the open cavity structure is provided with a cable outer conductor welding disc groove 3, and the cable outer conductor welding disc groove 3 adopts an open U-shaped step groove structure, so that the control of fixing the cable position, the cable length and welding consistency is facilitated, and the automatic welding and the solder paste coating are facilitated; the solder flows basically in the U-shaped groove after heating; the welding groove of the cable outer conductor adopts a U-shaped open structure, the welding length of the cable outer conductor is longer, the welding point quality is reliable, and the subsequent bent wire outer conductor is not easy to crack.
As shown in fig. 3, the invention provides a PCB power division feeding assembly in a low-frequency radiation unit with a PCB power division feeding structure, wherein one side of the PCB power division feeding assembly 6 is provided with a one-to-two power division feeding sheet 7, the other side of the PCB power division feeding assembly 6 is covered with an insulating layer (not shown), one end 8 of the one-to-two power division feeding sheet is in a Y shape, the other end 9 of the one-to-two power division feeding sheet is provided with an output cable inner conductor through hole 10, the application feeding part adopts the PCB power division feeding assembly 6, and the processing is convenient, the PCB manufacturing precision is higher, and the cost is lower; the PCB power division feeding assembly 6 adopts a one-to-two power division feeding structure, is convenient to weld, adopts an insert welding mode in the main feeding, is convenient to weld, is convenient to design, is good in adjustability, and is convenient for debugging work in the early stage of research and development; the two sides of one end of the PCB power division feeding component 6 are connected with the protruding blocks 11, the PCB power division feeding component 6 is clamped with the power division feeding component clamping grooves 4 in a small clearance fit manner through the protruding blocks 11 so as to enable the PCB power division feeding component 6 to be connected with the open cavity structure 2, and the protruding blocks 11 are used for limiting the clamping connection between the PCB power division feeding component 6 and the open cavity structure 2 in a step mode.
The welding of the inner conductor 13 of the output cable adopts an insert welding structure, the inner conductor 13 of the output cable passes through the power division feeding component 6 of the PCB through the inner conductor passing hole 10 of the output cable, the welding area of the outer conductor of the cable adopts the welding groove 5 of the outer conductor of the cable, the welding groove 5 of the outer conductor of the cable adopts a U-shaped groove structure, the position welding of the power division plate of the PCB is ensured to be relatively stable, and the electrical index of the antenna is ensured to be stable;
the one-to-two power division feeding sheet 7 on the PCB power division feeding assembly 6 adopts a Y-shaped structure, which is beneficial to the connection and welding of the two cable inner conductors 19 of the same polarization of the radiating unit in opposite directions;
the output end of the one-to-two power division feeding sheet 7 on the PCB power division feeding assembly 6 adopts a back feeding design principle, and the inner conductor of the output cable sequentially passes through the inner conductor passing hole 10 of the output cable and the welding groove 5 of the outer conductor of the cable;
the PCB power division feeding assembly 6 is clamped with the power division feeding assembly clamping groove 4 in a small clearance fit manner through the protruding block 11 so as to connect the PCB power division feeding assembly 6 with the open cavity structure 2, and the output cable inner conductor passes through the hole 10 to be welded so as to limit the freedom degree of the PCB power division feeding assembly 6 in the circumferential direction and the up-down direction of the base 14; meanwhile, the relative position of the PCB power division feed assembly 6 and the cable is ensured to be fixed, and the electrical index of the antenna is ensured to be stable;
the two cable outer conductor welding disc grooves 3 which are oppositely arranged adopt a U-shaped groove structure, and the U-shaped groove structure is beneficial to the arrangement of the cables of the radiating units while being based on the direction beneficial to the demolding of the opening of the radiating units;
the cable outer conductor welding groove 5 adopts a U-shaped groove structure, and the cable outer conductor welding disc groove 3 and the cable outer conductor welding groove 5 adopt a double-U-shaped groove structure, so that the cable is limited and the consistency of the positions of the cables after welding is ensured; meanwhile, the relative position of the feed assembly and the cable is ensured to be fixed, and the electrical index of the antenna is ensured to be stable.
The radiation unit feeding mode changes the traditional mode that two unit cables with the same polarization pass through the reflecting plate, and only one output cable inner conductor is needed to directly feed on the back of the PCB power division feeding component in one polarization of the structure; the space for wiring the cables on the back of the antenna is effectively saved, the wiring direction of the network cables is facilitated, and the space layout and the network design of the multi-frequency multi-system antenna are facilitated.
The invention provides a low-frequency radiating unit with a PCB power division feed structure, which has the following beneficial effects:
1) The invention provides the low-frequency radiation unit with the PCB power division feed structure, which is not only beneficial to processing and die forming, beneficial to heat dissipation, effectively controlling the flow of soldering tin, facilitating welding, ensuring that the soldering tin is not easy to outflow, but also beneficial to controlling the position of a fixed cable, the length of the cable and welding consistency, ensuring reliable quality of the welding point and ensuring that a subsequent bent line outer conductor is not easy to crack;
2) The invention provides a low-frequency radiation unit with a PCB power division feed structure, which adopts an open cavity structure, the structure is beneficial to processing and mold forming, and the surface quality of the subsequent electroplating process of the open structure is controllable;
3) The invention provides a low-frequency radiating unit with a PCB power division feed structure, wherein a power division feed assembly adopts a PCB structure, so that the processing is convenient, the PCB manufacturing precision is higher, and the cost is lower; the PCB power division feed assembly adopts a one-to-two power division feed structure, so that the welding is convenient; the main feeder adopts an insert welding mode, so that the welding is convenient, the design of the PCB power division feeder assembly is convenient, the adjustability is good, and the debugging work in the early stage of research and development is facilitated; the PCB power division feed assembly is in a step shape, so that the PCB power division feed assembly is conveniently limited on the antenna radiating unit body;
4) The invention provides a low-frequency radiating unit with a PCB power division feed structure, wherein a main feed line of an antenna radiating unit body adopts a cable outer conductor welding groove, the cable outer conductor welding groove adopts a U-shaped open structure, the open U-shaped structure is beneficial to radiating, effectively controlling the flow of soldering tin and facilitating welding, and the open U-shaped structure adopts a step groove structure and is beneficial to fixing the position of a cable, controlling the length of the cable and welding consistency, and the U-shaped groove structure is beneficial to automatic welding and soldering paste coating; the solder flows basically in the U-shaped groove after heating, so that the melting flow area of the solder after heating is reduced, and the solder is not easy to outflow; the welding length of the cable outer conductor is longer due to the planar structure of the U-shaped groove; the welding point has reliable quality, and the subsequent bent line outer conductor is not easy to crack.
It will be understood that the invention has been described in terms of several embodiments, and that various changes and equivalents may be made to these features and embodiments by those skilled in the art without departing from the spirit and scope of the invention. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the invention without departing from the essential scope thereof. Therefore, it is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all modifications and equivalents falling within the scope of the claims of the present application. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the invention without departing from the essential scope thereof. Therefore, it is intended that the invention not be limited to the particular embodiment disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.
Claims (9)
1. A low frequency radiating element having a PCB power division feed structure, comprising: the antenna radiating unit body, be connected with open cavity structure on the antenna radiating unit body, open cavity structure one end is equipped with power division feed subassembly draw-in groove and cable outer conductor welding groove, open cavity structure other end is equipped with cable outer conductor welding dish groove, power division feed subassembly draw-in groove with cable outer conductor welding dish groove mutually support in order to realize that feed subassembly and cable relative position are fixed.
2. The low frequency radiating element having a PCB power dividing feed structure of claim 1, comprising: the PCB power division feed assembly is characterized in that one side of the PCB power division feed assembly is provided with a one-to-two power division feed piece, the other side of the PCB power division feed assembly is covered with an insulating layer, the PCB power division feed assembly is arranged in the open cavity structure, and the PCB power division feed assembly is in contact with the open cavity structure through the insulating layer.
3. The low-frequency radiating element with the PCB power division feed structure according to claim 2, wherein two sides of one end of the PCB power division feed assembly are connected with a bump, and the PCB power division feed assembly is clamped with the clamping groove of the power division feed assembly in a small clearance fit manner through the bump so as to connect the PCB power division feed assembly with the open cavity structure.
4. The low-frequency radiating element with the PCB power division feed structure according to claim 2, wherein one end of the one-to-two power division feed piece is Y-shaped, two cable inner conductors with the same polarization of the radiating element are arranged in the cable outer conductor welding disk slot in opposite directions, and the two cable inner conductors with the same polarization of the radiating element are respectively arranged corresponding to one end of the one-to-two power division feed piece in the Y shape so as to realize the welding of the two cable inner conductors with the same polarization of the radiating element and the PCB power division feed assembly.
5. The low-frequency radiating element with the PCB power-division feeding structure according to claim 2, wherein an output cable inner conductor passing hole is formed at the other end of the one-to-two power-division feeding sheet, the cable outer conductor welding groove is disposed opposite to the output cable inner conductor passing hole, and the output cable inner conductor sequentially passes through the output cable inner conductor passing hole and the cable outer conductor welding groove.
6. The low frequency radiating element with PCB power dividing feed structure of claim 1, wherein the antenna radiating element body has a base, the base extends obliquely away from the base to form at least four sets of connecting arm assemblies, and a radiating arm is connected between each two adjacent sets of connecting arm assemblies.
7. The low-frequency radiating element with the PCB power division feed structure of claim 6, wherein a wiring groove is formed in one connecting arm of each group of connecting arm assemblies, a same polarized cable is arranged in the wiring groove, a same polarized cable inner conductor placing groove is formed in the other connecting arm of each group of connecting arm assemblies, the cable inner conductor placing groove is arranged at a position far away from the base, and a conductor of the same polarized cable is placed in the same polarized cable inner conductor placing groove.
8. The low-frequency radiating element with the PCB power division feed structure according to claim 6, wherein a plurality of U-shaped holes are formed in the middle area of the radiating arm, and round holes are formed in two sides of the U-shaped holes.
9. The low frequency radiating element with PCB power division feed structure of claim 1, wherein the power division feed assembly clamping groove is in a "U" shape, the cable outer conductor welding disk groove is in a "U" shape open structure, and the cable outer conductor welding groove is in a "U" shape step groove structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310553957.8A CN116487872B (en) | 2023-05-17 | 2023-05-17 | Low-frequency radiating element with PCB power division feed structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310553957.8A CN116487872B (en) | 2023-05-17 | 2023-05-17 | Low-frequency radiating element with PCB power division feed structure |
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| Publication Number | Publication Date |
|---|---|
| CN116487872A true CN116487872A (en) | 2023-07-25 |
| CN116487872B CN116487872B (en) | 2024-02-09 |
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| CN202310553957.8A Active CN116487872B (en) | 2023-05-17 | 2023-05-17 | Low-frequency radiating element with PCB power division feed structure |
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Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207217761U (en) * | 2017-09-12 | 2018-04-10 | 上海汇珏网络通信设备有限公司 | A kind of low frequency base station antenna radiation unit |
| CN108039570A (en) * | 2018-01-11 | 2018-05-15 | 江苏亨鑫科技有限公司 | A kind of low section ultra-wideband bipolar radiator |
| CN207624897U (en) * | 2017-12-29 | 2018-07-17 | 京信通信系统（中国）有限公司 | Antenna and its high frequency radiating element |
| CN108717997A (en) * | 2018-05-29 | 2018-10-30 | 武汉虹信通信技术有限责任公司 | A kind of high-frequency antenna element and antenna for base station |
| CN108832310A (en) * | 2018-06-26 | 2018-11-16 | 江苏亨鑫科技有限公司 | A kind of broadband dualpolarization radiation unit in multifrequency antenna for base station |
| CN109980329A (en) * | 2019-03-12 | 2019-07-05 | 广东司南通信科技有限公司 | A kind of broadband dual polarized antenna |
| CN209913013U (en) * | 2019-03-12 | 2020-01-07 | 广东司南通信科技有限公司 | Broadband dual-polarized antenna |
| US20200059008A1 (en) * | 2017-05-17 | 2020-02-20 | Tongyu Communication Inc. | Radiation element, as well as antenna unit and antenna array thereof |
| CN111092296A (en) * | 2019-09-30 | 2020-05-01 | 京信通信技术(广州)有限公司 | Base station antenna and radiating element thereof |
| US20200411968A1 (en) * | 2019-06-30 | 2020-12-31 | AAC Technologies Pte. Ltd. | Antenna system and assembly method thereof, and base-station array antenna |
| CN112864592A (en) * | 2020-12-31 | 2021-05-28 | 京信通信技术(广州)有限公司 | Antenna and radiation unit used by same |
| US20210226344A1 (en) * | 2020-01-20 | 2021-07-22 | Commscope Technologies Llc | Compact wideband dual-polarized radiating elements for base station antenna applications |
| CN113300089A (en) * | 2021-05-24 | 2021-08-24 | 京信通信技术(广州)有限公司 | Low-frequency oscillator, antenna array and antenna device |
| CN217934211U (en) * | 2022-10-13 | 2022-11-29 | 深圳市鑫龙通信技术有限公司 | Bowl-shaped dual-polarization ultra-wideband radiation unit and base station antenna |
| CN115764261A (en) * | 2022-11-23 | 2023-03-07 | 京信通信技术(广州)有限公司 | Element feeding device, communication antenna and base station antenna |
-
2023
- 2023-05-17 CN CN202310553957.8A patent/CN116487872B/en active Active
Patent Citations (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20200059008A1 (en) * | 2017-05-17 | 2020-02-20 | Tongyu Communication Inc. | Radiation element, as well as antenna unit and antenna array thereof |
| CN207217761U (en) * | 2017-09-12 | 2018-04-10 | 上海汇珏网络通信设备有限公司 | A kind of low frequency base station antenna radiation unit |
| CN207624897U (en) * | 2017-12-29 | 2018-07-17 | 京信通信系统（中国）有限公司 | Antenna and its high frequency radiating element |
| CN108039570A (en) * | 2018-01-11 | 2018-05-15 | 江苏亨鑫科技有限公司 | A kind of low section ultra-wideband bipolar radiator |
| CN108717997A (en) * | 2018-05-29 | 2018-10-30 | 武汉虹信通信技术有限责任公司 | A kind of high-frequency antenna element and antenna for base station |
| CN108832310A (en) * | 2018-06-26 | 2018-11-16 | 江苏亨鑫科技有限公司 | A kind of broadband dualpolarization radiation unit in multifrequency antenna for base station |
| WO2020181774A1 (en) * | 2019-03-12 | 2020-09-17 | 广东司南通信科技有限公司 | Broadband dual-polarized antenna |
| CN109980329A (en) * | 2019-03-12 | 2019-07-05 | 广东司南通信科技有限公司 | A kind of broadband dual polarized antenna |
| CN209913013U (en) * | 2019-03-12 | 2020-01-07 | 广东司南通信科技有限公司 | Broadband dual-polarized antenna |
| US20200411968A1 (en) * | 2019-06-30 | 2020-12-31 | AAC Technologies Pte. Ltd. | Antenna system and assembly method thereof, and base-station array antenna |
| CN111092296A (en) * | 2019-09-30 | 2020-05-01 | 京信通信技术(广州)有限公司 | Base station antenna and radiating element thereof |
| CN111180860A (en) * | 2019-09-30 | 2020-05-19 | 京信通信技术(广州)有限公司 | Base station antenna and radiating element thereof |
| CN112582774A (en) * | 2019-09-30 | 2021-03-30 | 京信通信技术(广州)有限公司 | Antenna, radiating element thereof, balun structure of radiating element and manufacturing method |
| US20220376394A1 (en) * | 2019-09-30 | 2022-11-24 | Comba Telecom Technology (Guangzhou) Ltd. | Antenna and radiation unit thereof, balun structure of radiation unit and manufacturing method |
| US20210226344A1 (en) * | 2020-01-20 | 2021-07-22 | Commscope Technologies Llc | Compact wideband dual-polarized radiating elements for base station antenna applications |
| CN112864592A (en) * | 2020-12-31 | 2021-05-28 | 京信通信技术(广州)有限公司 | Antenna and radiation unit used by same |
| CN113300089A (en) * | 2021-05-24 | 2021-08-24 | 京信通信技术(广州)有限公司 | Low-frequency oscillator, antenna array and antenna device |
| CN217934211U (en) * | 2022-10-13 | 2022-11-29 | 深圳市鑫龙通信技术有限公司 | Bowl-shaped dual-polarization ultra-wideband radiation unit and base station antenna |
| CN115764261A (en) * | 2022-11-23 | 2023-03-07 | 京信通信技术(广州)有限公司 | Element feeding device, communication antenna and base station antenna |
Non-Patent Citations (3)
| Title |
|---|
| RAVI PRATAP SINGH KUSHWAH: "Low loss Multi-Port Power Divider for BSA Application", 2019 8TH ASIA-PACIFIC CONFERENCE ON ANTENNAS AND PROPAGATION (APCAP), 5 July 2021 (2021-07-05) * |
| 林奈;: "某型瓦式相控阵天线的总体工艺技术", 机电产品开发与创新, no. 05, 28 September 2017 (2017-09-28) * |
| 邓利;: "射频电缆组件装配工艺", 数码世界, no. 05, 1 May 2018 (2018-05-01) * |
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