CN216773515U - Antenna panel beating oscillator and antenna - Google Patents
Antenna panel beating oscillator and antenna Download PDFInfo
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- CN216773515U CN216773515U CN202220530712.4U CN202220530712U CN216773515U CN 216773515 U CN216773515 U CN 216773515U CN 202220530712 U CN202220530712 U CN 202220530712U CN 216773515 U CN216773515 U CN 216773515U
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Abstract
The utility model relates to the technical field of communication, in particular to an antenna metal plate oscillator and an antenna, wherein the metal plate oscillator comprises a radiation surface, and a plurality of reinforcing structures and preset installation positions are arranged on the radiation surface; the antenna comprises a plurality of feeding pins, a plurality of radiating pins and an antenna metal plate oscillator, wherein the feeding pins are fixed at a preset mounting position through a forming process, the feeding pins vertically extend from the lower surface of a radiating surface, a certain distance is reserved between every two adjacent feeding pins, and the antenna comprises the antenna metal plate oscillator; the feed board is provided with a feed network; the feed pin is electrically connected with the feed network on the feed board, the feed pin has the advantages of ingenious design and reasonable structure, well realizes the miniaturization and light weight of the metal plate antenna oscillator and the antenna, and has remarkable popularization significance.
Description
Technical Field
The utility model relates to the technical field of communication, in particular to an antenna metal plate oscillator and an antenna.
Background
In the field of communication technology, a communication base station is the most critical infrastructure in a communication network, and with the rapid development of communication technology, especially 5G communication technology, the number of required radiating elements of a new generation is greatly increased, and higher requirements on mobile base station antennas, such as miniaturization and light weight of antennas, are also provided.
The oscillator in traditional mobile base station antenna unit adopts modes such as die-casting PCB/panel beating to prepare more, in order to realize its radiation function in effective space, antenna element still need be connected to together with bottom PCB feeder board simultaneously, traditional way needs to cut out the mounting groove of certain shape (like polygon or hole) on antenna element and is used for with feeder board erection joint, or like radiation unit and the antenna that provides in patent CN113422201A, adopt the form of connector clip connection oscillator and feeder board, aforementioned erection joint mode not only can cause panel beating oscillator unit intensity to weaken greatly, easily take place the defect of deformation, and the production process is complicated, the follow-up production uniformity of product is not good enough, occupation space is big simultaneously, the quality is heavy, with high costs, be not conform to market development demand.
In addition, because the traditional connection structure of the antenna unit occupies a large volume, after the antenna unit is miniaturized, a high resonant frequency point and a low working frequency band are easy to generate, and the development progress of miniaturization and light weight of the base station antenna is further restricted.
Therefore, it is necessary to solve the above-mentioned technical problems.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problems, the utility model provides an antenna metal plate oscillator and an antenna, which can realize the miniaturization of the antenna metal plate oscillator, greatly reduce the size and weight of the antenna metal plate oscillator and realize the mass popularization and use, and adopts the following technical scheme:
an antenna panel beating element, comprising:
the radiation surface is provided with a plurality of reinforcing structures and preset installation positions;
the feeding pins are fixed at the preset mounting positions through a forming process, extend vertically from the lower surface of the radiating surface, and are spaced at a certain distance.
In some embodiments, the feed pin is deep-drawn from the bottom of the radiation surface and forms an integrated structure with the radiation surface, and the feed pin is a columnar structure.
In some embodiments, the antenna sheet metal oscillator is made of iron or steel with tensile toughness.
In some embodiments, the depth of the feed pin is 0.1-20 times of the thickness of the radiation surface, and the distance between the two feed pins is greater than 0.5 times of the depth dimension of the feed pin.
In some embodiments, the radiating surface has a thickness of 0.3 mm.
In some embodiments, the installation site is provided with a through hole, the feed pin comprises a main body part and a riveting part located at one end of the main body part, the riveting part protrudes outwards in the radial direction from the periphery of the main body part, and the riveting part and the through hole are pressed and riveted through interference fit to realize a molding process and are fixed at the installation site.
In some embodiments, the antenna sheet metal oscillator is made of an aluminum material.
In some embodiments, the thickness of the radiating surface is more than or equal to 0.5mm, and the distance between the centers of the feeding pins is more than or equal to 5 mm.
In some embodiments, the feed pin is a smooth hole nut post or an unthreaded screw.
In some embodiments, the feeding pin comprises a main body part and a riveting column axially extending from one end of the main body part, and the riveting column and the through hole are subjected to press riveting through interference fit to realize a molding process and are fixed at the installation position.
In some embodiments, the reinforcing structure is a convex hull or a concave hull arranged on the radiating surface, and a plurality of gaps are arranged on the radiating surface at positions other than the mounting positions.
In some embodiments, at least one edge of the radiating surface has a bent portion bent downward from the radiating surface.
In some embodiments, the bending portion is provided with an open slot, and the open slot is a straight slot or a T-shaped slot.
In another aspect, the present invention further provides an antenna, including:
the antenna metal plate oscillator is provided;
the feed board is provided with a feed network;
the feed pins are electrically connected with the feed network on the feed board.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the sheet metal antenna oscillator provided by the utility model, the plurality of reinforcing structures and the preset installation position are arranged on the radiation surface, and the feeding pin is fixed at the preset installation position through the forming process, so that a groove with a certain shape is prevented from being cut on the radiation surface, the strength of the sheet metal antenna oscillator is greatly improved, and the sheet metal antenna oscillator is prevented from being deformed easily when bearing external pressure.
2. According to the antenna oscillator, the integrally formed feed pin is prepared through a deep drawing process, or the customized unthreaded hole nut column or the unthreaded screw is fixed in a press riveting mode, so that the antenna oscillator has a larger expansion area, and a lower resonance frequency point and a wider working frequency band are easy to obtain.
3. According to the utility model, the radiation surface is provided with the reinforced structures in the forms of convex hulls, concave pits and the like, so that a larger radiation area is further obtained, the radiation surface is additionally provided with the notch and the open slot, and the structures are cooperatively matched, so that the weight of the sheet metal antenna oscillator can be effectively reduced, and the intensity of the oscillator is not greatly influenced.
4. According to the antenna provided by the utility model, the sheet metal antenna oscillator with a new structure is adopted, so that the defect that a slot is formed when a feed pin in the traditional sheet metal antenna oscillator is pressed down from a radiation surface is overcome, the antenna can have a smaller volume, and the purposes of miniaturization and light weight are realized.
In conclusion, the metal plate antenna oscillator is ingenious in design and reasonable in structure, well achieves the miniaturization and the light weight of the metal plate antenna oscillator and the antenna, and has remarkable popularization significance.
Drawings
The above features, technical features, advantages and modes of realisation of the present invention will be further described in the following detailed description of preferred embodiments thereof, which is to be read in connection with the accompanying drawings.
FIG. 1 is a schematic diagram of a sheet metal antenna element structure with a feed pin manufactured by a deep drawing process;
fig. 2 is a schematic structural diagram of another view angle of the sheet metal antenna element in fig. 1;
FIG. 3 is a schematic view of a cut-away structure of the sheet metal antenna element in FIG. 1;
FIG. 4 is a schematic structural diagram of a sheet metal antenna element with a pressure-riveted unthreaded hole nut post as a feed pin;
FIG. 5 is a schematic structural diagram of the sheet metal antenna element in FIG. 4 from another view angle;
fig. 6 is a schematic diagram of a split structure of the sheet metal antenna element in fig. 4;
FIG. 7 is a schematic structural diagram of a sheet metal antenna element with a non-threaded screw as a feed pin for press riveting;
fig. 8 is a schematic structural diagram of another view angle of the sheet metal antenna element in fig. 7;
fig. 9 is a schematic diagram of a split structure of the sheet metal antenna element in fig. 8;
FIG. 10 is a schematic structural diagram of a sheet metal antenna element passing through riveting columns and through holes;
fig. 11 is a schematic structural diagram of another view angle of the sheet metal antenna element in fig. 10;
fig. 12 is a schematic diagram of a split structure of the sheet metal antenna element in fig. 10;
the reference numbers illustrate:
100 is a radiation surface, 101 is a convex hull, 102 is a concave pit, 103 is a bending part, 104 is a notch, 105 is an open slot;
Detailed Description
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following description will be made with reference to the accompanying drawings. It is obvious that the drawings in the following description are only some examples of the utility model, and that for a person skilled in the art, other drawings and embodiments can be derived from them without inventive effort.
For the sake of simplicity, only the parts related to the utility model are schematically shown in the drawings, and they do not represent the actual structure as a product. In addition, in order to make the drawings concise and understandable, components having the same structure or function in some of the drawings are only schematically illustrated or only labeled. In this document, "a" means not only "only one of this but also a case of" more than one ".
It should be further understood that the term "and/or" as used in this specification and the appended claims refers to and includes any and all possible combinations of one or more of the associated listed items.
In this context, it is to be understood that, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In addition, in the description of the present application, the terms "first", "second", and the like are used only for distinguishing the description, and are not intended to indicate or imply relative importance.
Referring to fig. 1 to 12, the present invention provides an antenna metal plate oscillator, including a radiation surface 100 and a plurality of feed pins 200, wherein the radiation surface 100 is provided with a plurality of reinforcing structures and a preset mounting position, the feed pins 200 are fixed at the preset mounting position through a forming process, the feed pins 200 extend vertically from a lower surface of the radiation surface 100, and a certain distance is provided between adjacent feed pins 200.
Because the traditional sheet metal antenna oscillator can be pressed down from the radiation surface 100 and form a slot when preparing the feed pin 200, the strength of a sheet metal unit is greatly weakened and easy to deform, and sometimes the feed pin 200 needs to be lengthened due to the requirement of the height of the oscillator, the slot becomes larger, the volume of the oscillator becomes larger, and the miniaturization of the base station antenna is not facilitated, the sheet metal antenna oscillator provided by the utility model avoids the process that the traditional antenna oscillator needs to cut a slot with a certain shape on the radiation surface 100 and prepare the feed pin 200, not only can the strength of the sheet metal not be obviously weakened, but also has a larger expansion area for the installed feed pin 200, and is easier to obtain a lower resonance frequency point and a wider working frequency band compared with the traditional technology, wherein the reinforcing structure can be a convex part or a concave part arranged on the radiation surface 100, has a simple structure and is easy to be arranged on the radiation surface 100, and meanwhile, the dual functions of improving the strength and obtaining a larger expansion area are achieved, so that the antenna oscillator has remarkable beneficial effects compared with the antenna oscillator in the prior art, and can be applied to Massive MIMO or conventional antennas.
Referring to fig. 1 to 3, in some embodiments, the feeding pin 200 is deep-drawn from the bottom of the radiating surface 100 and forms an integrated structure with the radiating surface 100, and the feeding pin 200 is a columnar structure.
In these embodiments, the radiation surface 100 is made of a material with tensile toughness, such as an aluminum material, an easily-stretched iron material, or a steel material, the prepared feed pin 200 is a cylindrical structure, the interior of the cylindrical structure is hollow, which not only brings a larger radiation surface 100 area, but also has lighter weight, and avoids slotting of the radiation surface 100, the feed pin 200 is drawn out deeply from the radiation surface 100, the depth of the feed pin 200 may be about 0.1-20 times the thickness of the radiation surface 100, in an embodiment where two or more feed pins 200 are provided, the distance between the two feed pins 200 is greater than 0.5 times the depth of the feed pin 200, the wall thickness of the feed pin 200 may be as thin as about 0.3mm, demagnetization is required after processing, then electroplating is performed, the magnetism of the material itself is reduced, the magnetic flux may be less than 0.3MT, and after electroplating, the feed pin 200 may be directly welded to the surface of the PCB board.
Referring to fig. 4 to 6, in some embodiments, the installation site is provided with a through hole, the feed pin 200 includes a main body 201 and a rivet 202 located at one end of the main body, the rivet 202 protrudes radially outward from the periphery of the main body 201, the rivet 202 and the through hole are press-riveted through interference fit to realize a molding process and are fixed at the installation site, the feed pin 200 may be an unthreaded hole nut post or a non-threaded screw, each of the unthreaded hole nut post or the non-threaded screw has a respective main body portion and a portion protruding outward to form the respective rivet 202 and main body 201, the rivet 202 is fixed at the installation site through the press-riveting molding process, both the unthreaded hole nut post and the screw are electrically conductive, and integration of the feed pin 200 can be realized through the arrangement of the structure, that is, the feed pin 200 has technical effects of installation and radiation signal transmission at the same time, in these embodiments, the length of the pressure-riveted unthreaded hole nut post or the non-threaded screw is not limited, the radiating surface 100 is an aluminum plate, and the thickness of the aluminum plate is not less than 0.5mm, in the embodiment provided with two or more feed pins 200, the distance between the centers of the two feed pins 200 is not less than 5mm, after the pressure riveting is completed, the radiating surface 100 and the feed pins 200 are integrally plated, and then are welded to the surface of the feed plate.
In some embodiments, the feeding pin 200 includes a main body 201 and a rivet column 203 axially extending from an end of the main body 201, and the rivet column 203 and the through hole are press-riveted through an interference fit to implement a molding process and are fixed at the installation position.
In some embodiments, the bridge-type reinforcing structure is specifically configured as a convex hull 101 or a concave hull 102, so as to improve the structural strength of the radiation surface 100. Preferably, the bridge-type reinforcing structure can also be provided by matching the convex hulls 101 with the concave pits 102, wherein the position relationship between the convex hulls 101 or between the concave pits 102 is preferably symmetrical, so as to ensure that the structural center of gravity of the radiation surface 100 is located at the center, and the provided convex hulls 101 or concave pits 102 can enhance the strength of the radiation surface 100 on one hand, and increase the effective radiation area 100 of the radiation surface 100 on the other hand, i.e. the spread area of the radiation surface 100 is larger than that without the convex hulls 101, so that a lower resonance frequency point and a wider operating frequency band can be further easily obtained.
In some embodiments, in order to reduce the weight, some notches 104 may be cut out from the radiation surface 100, where the notches 104 are disposed at non-preset mounting positions on the radiation surface 100, so as to not affect the mounting and fixing of the feeding pin 200, and at the same time, to greatly reduce the weight of the sheet metal antenna element, meet the goal of light weight and further save materials, preferably, the notches 104 disposed on the radiation surface 100 are symmetrically or uniformly distributed, so as to eliminate the internal stress of the sheet metal antenna element itself caused by the provision of the notches 104, and improve the strength.
In some embodiments, at least one edge of the radiating surface 100 has a bent portion 103 bent downward from the radiating surface 100. The setting of bending part 103 can improve panel beating antenna element intensity and improve radiation surface 100 and be long-pending, make the array easily obtain lower resonance frequency point and the operating band of broad, and can not lead to radiation surface 100 to occupy more spaces in horizontal, bending part 103 is provided with open slot 105, being provided with of open slot 105 does benefit to the miniaturization of panel beating antenna element, make the panel beating antenna element still can obtain lower resonance characteristic in small-size time, open slot 105 wherein can preferably set up to be a style of calligraphy groove or T style of calligraphy groove.
The utility model also provides an antenna, which comprises the sheet metal antenna oscillator and the feed board described in the previous embodiment, wherein the feed board is provided with a feed network, the feed pins 200 are electrically connected with the feed network on the feed board, the feed pins 200 play a role in fixing and supporting on one hand and a role in conducting the feed network on the other hand, preferably, at least two feed pins 200 are arranged, four feed pins 200 are arranged in the embodiment, and through the arrangement of the structure, different position relations can be provided between the sheet metal antenna oscillator and the feed board, so that various different working conditions are met more, and the antenna provided in the embodiment is further simplified in structure due to the fact that no independent conductive structure or supporting structure is arranged, and the space occupied by the whole device can be effectively reduced.
The radiating surface 100 of the metal plate antenna element and the feed plate are both plate-shaped structures and can have different position relations, in some embodiments of the utility model, the metal plate antenna element and the feed plate are oppositely arranged and preferably can be arranged in parallel, in the embodiments, the feed circuit is arranged on the surface of one side of the feed plate close to the metal plate antenna element, on one hand, the feed plate is prevented from being perforated, the feed plate is directly connected with the feed pin 200 in a welding mode, on the other hand, the structural strength of the feed plate is improved, and preferably, the feed pin 200 is vertically arranged with the metal plate antenna element and the feed plate, so that the structure of the antenna radiating unit is more compact and miniaturized.
It should be noted that the above embodiments can be freely combined as necessary. The foregoing is only a preferred embodiment of the present invention, and it should be noted that it is obvious to those skilled in the art that various modifications and improvements can be made without departing from the principle of the present invention, and these modifications and improvements should also be considered as the protection scope of the present invention.
Claims (14)
1. An antenna panel beating oscillator which characterized in that includes:
the radiation surface is provided with a plurality of reinforcing structures and preset installation positions;
the feeding pins are fixed at the preset mounting positions through a forming process, extend vertically from the lower surface of the radiating surface, and are spaced at a certain distance.
2. The antenna sheet metal element of claim 1,
the feed pin is formed by deep drawing from the bottom of the radiation surface and forms an integrated structure with the radiation surface, and the feed pin is of a columnar structure.
3. The antenna sheet metal element of claim 2,
the antenna metal plate oscillator is made of iron or steel with tensile toughness.
4. An antenna sheet metal element according to claim 2 or 3,
the depth of the feed pins is 0.1-20 times of the thickness of the radiating surface, and the distance between the two feed pins is larger than 0.5 time of the depth size of the feed pins.
5. An antenna sheet metal element according to claim 2 or 3,
the thickness of the radiating surface is 0.3 mm.
6. The antenna sheet metal element of claim 1,
the installation position is provided with the through-hole, the feed foot includes main part and the riveting portion that is located main part one end, riveting portion radially outwards stretches from main part periphery, riveting portion and through-hole are pressed through interference fit and are riveted the realization molding process and fix the installation position.
7. The antenna sheet metal element of claim 6,
the antenna metal plate oscillator is made of aluminum materials.
8. An antenna sheet metal element according to claim 6 or 7,
the thickness of the radiation surface is more than or equal to 0.5mm, and the distance between the centers of the feed pins is more than or equal to 5 mm.
9. The antenna sheet metal element according to claim 6 or 7,
the feed pin is a smooth hole nut column or a screw without threads.
10. The antenna sheet metal element of claim 1,
the feed pin comprises a main body part and a riveting column axially extending from one end part of the main body part, and the riveting column and the through hole are pressed and riveted through interference fit to realize a forming process and are fixed at the mounting position.
11. The antenna sheet metal element according to any one of claims 1, 2, 3, 6, 7, 10,
the reinforcing structure is a convex hull or a concave pit arranged on the radiation surface, and a plurality of gaps are arranged on the radiation surface at positions other than the installation position.
12. The antenna sheet metal element according to any one of claims 1, 2, 3, 6, 7, 10,
at least one edge of the radiating surface is provided with a bending part which is bent downwards from the radiating surface.
13. The antenna sheet metal element of claim 12,
the bending part is provided with an open slot which is a straight slot or a T-shaped slot.
14. An antenna, comprising:
the antenna sheet metal element of any one of claims 1-13;
the feed board is provided with a feed network;
the feed pins are electrically connected with the feed network on the feed board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220530712.4U CN216773515U (en) | 2022-03-10 | 2022-03-10 | Antenna panel beating oscillator and antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220530712.4U CN216773515U (en) | 2022-03-10 | 2022-03-10 | Antenna panel beating oscillator and antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216773515U true CN216773515U (en) | 2022-06-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220530712.4U Active CN216773515U (en) | 2022-03-10 | 2022-03-10 | Antenna panel beating oscillator and antenna |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216773515U (en) |
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2022
- 2022-03-10 CN CN202220530712.4U patent/CN216773515U/en active Active
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Address after: 215300 No.6 Shen'an Road, Dianshanhu Town, Kunshan City, Suzhou City, Jiangsu Province Patentee after: ProLogis Communication Technology (Suzhou) Co.,Ltd. Address before: 215345 No. 6 Shen'an Road, Dianshan Lake Town, Kunshan City, Suzhou City, Jiangsu Province Patentee before: Rosenberg Technology Co.,Ltd. |