CN217239752U - Radiation unit and antenna - Google Patents

Abstract

The utility model provides a radiating element and antenna, including radiator and the feed connecting piece that is used for the radiator feed, it connects between radiator and feeder circuit to feed connecting piece, feed connecting piece include the base member and can with feeder circuit welded metal level, the metal level set up in the surface of base member. The utility model discloses a radiation unit passes through feed connecting piece and connects radiator and feeder circuit, and the feed connecting piece is through its metal level and feeder circuit looks welded connection to avoid the radiator to need link to each other with feeder circuit and whole electroplating, with the production processes that reduces the radiator, reduce radiation unit's manufacturing cost, so that use on a large scale.

Description

Radiation unit and antenna

Technical Field

The utility model relates to a mobile communication technology field, concretely relates to radiating element with configured radiating element's antenna.

Background

With the development of 5G communication technology, how to arrange an antenna array in a large-scale lightweight manner is an urgent problem to be solved. Generally, the antenna element needs to be soldered on a circuit board to electrically connect with an external cable, but the antenna element needs to be soldered after being plated, so that the isolation of the antenna element and the soldering stability are improved. However, the whole electroplating of the antenna oscillator needs to prolong the manufacturing link, the weight of the antenna oscillator is increased, the yield is reduced, the manufacturing cost of the antenna oscillator is greatly increased, the electroplating cost of the antenna oscillator occupies a large proportion in the manufacturing cost of the oscillator, large-scale production and sale are not facilitated, and a large-scale light-weight antenna array is arranged. Therefore, there is an urgent need in the industry to solve the problems of cost increase and quality increase caused by the overall electroplating of the antenna element.

SUMMERY OF THE UTILITY MODEL

A first object of the present invention is to solve at least one of the above problems and to provide a radiating element and an antenna.

In order to satisfy the utility model discloses an each purpose, the utility model discloses a following technical scheme:

the adaptation the utility model discloses one of the purpose provides a radiating element, including the radiator with be used for the feed connecting piece to the radiator feed, it is connected between radiator and feeder circuit to feed connecting piece, feed connecting piece include the base member and can with feeder circuit welded metal level, the metal level set up in the surface of base member.

Further, the base body of the feed connecting piece is integrally electroplated to form the metal layer on the surface of the base body.

Furthermore, the radiator comprises a radiation arm and a feed sheet connected with the radiation arm, the base body comprises a main body and a first fixing portion and a second fixing portion which are arranged on the main body, the first fixing portion is fixedly connected with the feed sheet, and the second fixing portion is welded with the feed circuit through the metal layer.

Specifically, the first fixing portion comprises a connecting shaft, a connecting hole is correspondingly formed in the feed sheet, and the connecting shaft is fixedly connected with the connecting hole in an inserted mode.

Specifically, first fixed part is including being used for embracing the structure is embraced to the feed piece, it includes certainly to embrace the structure and embrace the arm that the main part both sides extend the formation.

Furthermore, the second fixing portion is provided with a plug pin, and the plug pin is welded with the power supply circuit through the metal layer.

Specifically, the main part is flaky, the first fixing part comprises a connecting groove penetrating through the main part, the feed sheet is inserted into the connecting groove, the second fixing part comprises a connecting side face, the connecting side face is one side face of the main part, and the connecting side face is welded with the feed line through the metal layer.

Further, the radiator comprises two pairs of radiation arms, and the edge of the radiation surface defined by the two pairs of radiation arms is bent towards the back surface of the radiation surface.

Furthermore, the feeding sheet and the radiation arm are integrally formed in a punching mode.

In accordance with one of the objects of the present invention, there is provided an antenna comprising a radiating element as defined in any one of the preceding objects.

Compared with the prior art, the utility model discloses an advantage as follows:

on the one hand, the utility model discloses a be equipped with the metal level on radiating element's the feed connecting piece, through this metal level and feed circuit looks welded connection, via feed connecting piece linked radiator and feed circuit, can improve the isolation of radiator to improve radiating element's radiation performance.

On the other hand, the metal layer is arranged on the feed connecting piece, so that the radiator is not required to be directly connected with a feed circuit as required and is electroplated, the increase of production links caused by the fact that the radiator is required to be integrally electroplated is avoided, the yield is reduced, the production cost is improved, and the mass production and the manufacturing are not facilitated.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a schematic structural diagram of a radiation unit according to a first embodiment of the present invention.

Fig. 2 is a schematic top view of a radiator of a radiation unit according to a first embodiment of the present invention.

Fig. 3 is a schematic bottom view of a radiator of a radiation unit according to a first embodiment of the present invention.

Fig. 4 is a schematic structural diagram of a feed connection of a radiation unit according to a first embodiment of the present invention.

Fig. 5 is a schematic structural diagram of a radiation unit according to a second embodiment of the present invention.

Fig. 6 is a schematic structural diagram of a radiator of a radiation unit according to a second embodiment of the present invention.

Fig. 7 is a schematic structural diagram of a feed connection of a radiation unit according to a second embodiment of the present invention.

Fig. 8 is a schematic structural diagram of a radiation unit with another structure according to a second embodiment of the present invention.

Fig. 9 is a schematic structural diagram of a feed connection of a radiating element in another structure according to a second embodiment of the present invention.

Fig. 10 is a schematic structural diagram of a radiation unit according to a third embodiment of the present invention.

Fig. 11 is a schematic structural diagram of a radiator of a radiation unit according to a third embodiment of the present invention.

Fig. 12 is a schematic structural diagram of a feed connection of a radiation unit according to a third embodiment of the present invention.

Fig. 13 is a schematic structural diagram of a radiation unit according to a fourth embodiment of the present invention.

Fig. 14 is a schematic structural diagram of a radiator of a radiation unit according to a fourth embodiment of the present invention.

Fig. 15 is a schematic structural diagram of a feed connection of a radiating element according to a fourth embodiment of the present invention.

Detailed Description

Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary only for explaining the present invention and are not construed as limiting the present invention.

As used herein, the singular forms "a", "an", "the" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It will be further understood that the terms "comprises" and/or "comprising," when used in this specification, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof. It will be understood that when an element is referred to as being "connected" or "coupled" to another element, it can be directly connected or coupled to the other element or intervening elements may also be present. Further, "connected" or "coupled" as used herein may include wirelessly connected or wirelessly coupled. As used herein, the term "and/or" includes all or any element and all combinations of one or more of the associated listed items.

It will be understood by those within the art that, unless otherwise defined, all terms (including 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. It will be further understood that terms, such as those defined in commonly used dictionaries, should be interpreted as having a meaning that is consistent with their meaning in the context of the prior art and will not be interpreted in an idealized or overly formal sense unless expressly so defined herein.

The application provides a radiating element, this radiating element includes radiator and feed connecting piece, the feed connecting piece is used for connecting radiator and feeder circuit, be equipped with on the feed connecting piece and be used for with feeder circuit looks welded metal layer for the radiator need not to be electroplated for being connected with feeder circuit, with the isolation that improves radiating element, reduces radiating element's production manufacturing cost.

In an exemplary embodiment of the present invention, in conjunction with fig. 1, the radiating element 100 includes a radiator and feed connection 120, the feed connection 120 being used to connect the radiator to a feed line (not shown) to feed the radiator.

With reference to fig. 2, the radiator 110 includes two pairs of radiation arms 111, the two pairs of radiation arms 111 define a radiation surface 112 of the radiator 110, edges of the radiation surface 112 are bent toward a back surface of the radiation surface 112, so that the radiation surface 112 forms a half-enclosed structure to form the radiator 110 in the half-enclosed structure, and the radiation surface 112 forms the half-enclosed structure, which can effectively improve impedance convergence and beam width uniformity of the radiator 110, and simplify a boundary of the radiator 110.

In addition, the edges of two adjacent radiation arms 111 in the two pairs of radiation arms 111 are connected with each other, so that the two pairs of radiation arms 111 are connected into a whole, the structural strength of the radiation surface 112 can be effectively improved, and the radiation surface 112 cannot be easily deformed. Preferably, radiator 110 is the panel beating oscillator, and the manufacturing of being convenient for reduces manufacturing cost, is favorable to radiator 110's large-scale application.

With reference to fig. 3, the radiator 110 further includes a feeding tab 113, one feeding tab 113 is correspondingly disposed on each radiation arm 111, and the feeding tab 113 is formed by stamping the radiation arm 111, so as to reduce the weight of the radiation arm 111, improve the structural stability of the radiation surface 112, and effectively utilize the material of the radiation arm 111, without installing the feeding tab 113 or the balun for the radiator 110 by welding.

The feeding sheet 113 is provided with a reinforcing rib 114, the reinforcing rib 114 is formed by stamping the feeding sheet 113, and the reinforcing rib 114 can effectively reinforce the structural strength of the feeding sheet 113, so that the feeding sheet 113 can reliably support the radiation arm 111 and the radiation surface 112, and the radiation surface 112 does not collapse and deform. The reinforcing rib 114 extends along the length direction of the feeding tab 113.

The feeder line is a printed feeder printed on a dielectric board (not shown), and the feeder connector 120 is connected to the printed feeder disposed on the dielectric board by welding.

The feeding connection element 120 is used to connect the radiator 110 and the feeding line, and the feeding connection element 120 is integrally plated to form a metal layer on the outer surface of the feeding connection element 120, so as to improve the isolation between the radiator 110 and the feeding line and prevent the feeding line from affecting the radiation performance of the radiator 110. That is, the radiator 110 is electrically connected to the feeding line through the feeding connection member 120 that is integrally plated, and the radiator 110 is not required to be directly connected to the feeding line, so that the integral plating of the radiator 110 due to the direct connection with the feeding line is avoided, thereby reducing the production links of the radiator 110, improving the yield, reducing the production and manufacturing cost of the radiator 110, and facilitating the mass production and manufacturing of the radiation unit 100.

In one embodiment, the feed connection 120 is provided with a metal layer only where it is welded to the feed line.

And, the volume of feed connecting piece 120 is far less than the volume of radiator 110 for the degree of difficulty that feed connecting piece 120 is whole to be electroplated is far less than for the whole degree of difficulty of electroplating of radiator, that is to say, feed connecting piece 120's electroplating cost is far less than for the cost that radiator was electroplated, makes the utility model discloses a radiating element 100's manufacturing cost is far less than the manufacturing cost of the whole radiating element of electroplating of traditional oscillator.

In an exemplary embodiment of the present invention, the feeding connector 120 includes a base and a metal layer, the metal layer covers the entire surface of the base, the base includes a main body 121 and a first fixing portion and a second fixing portion disposed on the main body 121, the first fixing portion is fixedly connected to the feeding tab 113 of the radiator 110, and the second fixing portion is welded to the feeding line through the metal layer. Specifically, the feed connection 120 includes various implementations, specifically, see the following embodiments:

the first embodiment,

Referring to fig. 1 to 4, the main body 121 is shaped like a sheet, the first fixing portion includes a connection groove 124 penetrating through the main body 121 from a thickness direction of the main body 121, and the connection groove 124 is disposed corresponding to the structure of the feeding tab 113, so that the pin 117 of the feeding tab 113 is inserted into the connection groove 124, and the feeding tab 113 is fixedly connected to the connection groove 124, so that the feeding connector 120 is stably connected to the radiator 110. Preferably, after the pins 117 are inserted into the connection grooves 124, the connection portions of the pins 117 and the connection grooves 124 are laser-welded so that the feeding tab 113 is fixedly connected to the connection grooves 124.

The second fixing portion includes a connecting side surface 125, the connecting side surface 125 is one side surface of the main body 121, specifically, the connecting side surface 125 is one side surface of the main body 121 in the thickness direction thereof, and the connecting side surface 125 faces the dielectric plate provided with the feeding line. The connecting side 125 is attached to the dielectric plate corresponding to the electrically connected feeding line, and the connecting side 125 is welded to the feeding line through the metal layer, so as to fix the feeding connector 120 on the dielectric plate. The connection side 125 is integrally welded and fixed to the dielectric plate through the metal layer, so that the connection stability of the feeding connection member 120 and the feeding line can be improved.

Example II,

With reference to fig. 5 to 7, the main body 121 is shaped like a sheet, the first fixing portion includes a connecting shaft 126 disposed on the main body 121, the connecting shaft 126 is disposed on one surface of the main body 121 in the thickness direction, the feeding tab 113 is disposed with a connecting hole 115 corresponding to the connecting shaft 126 in the length direction, the connecting shaft 126 is inserted into the connecting hole 115, so that the connecting shaft 126 is fixedly connected to the feeding tab 113, and the main body 121 is attached to the feeding tab 113, so that the feeding connector 120 and the radiator 110 are stably connected. Preferably, after the connecting shaft 126 is inserted into the connecting hole 115, the connecting portion of the connecting shaft 126 and the connecting hole 115 is connected by laser welding, so that the feeding tab 113 and the connecting shaft 126 are fixedly connected.

The second fixing portion includes a plug pin 127 disposed on the main body 121, the plug pin 127 is disposed along the length direction of the feeding tab 113, and the plug pin 127 is welded to a feeding circuit disposed on the dielectric board through the metal layer.

In a further embodiment, in conjunction with fig. 5 to 7, the feeding sheet 113 is provided with pins 117, the medium board is provided with insertion holes corresponding to the pins 117, the pins 117 are arranged in a protruding manner relative to the insertion pins 127, the depth of the insertion holes corresponds to the length of the pins 117, so that the pins 117 are inserted into the insertion holes, and the pins 117 are welded with the feeding line through the metal layer. And the pin 117 is inserted into the jack, so that the feed connector 120 is easily fixed on the dielectric plate.

In another further embodiment, referring to fig. 8 and 9, the plug pins 127 are protruded from the feeding plate 113, the plug pins 127 are provided with insertion holes (not shown) corresponding to the plug pins 127 on the dielectric plate, so that the plug pins 127 can be plugged into the dielectric plate, and the plug pins 127 can be welded to the feeding lines through the metal layer, so that the feeding connecting member 120 is fixed on the dielectric plate.

Example III,

With reference to fig. 10 to 12, the main body 121 is a sheet, the first fixing portion includes a clasping structure for clasping the feeding sheet 113, the clasping structure includes a pair of clasping arms 129, and the pair of clasping arms 129 extends from two sides of the main body 121 in the length direction. The body 121 and the pair of clasping arms 129 form a semi-enclosed structure corresponding to the structure of the feed tab 113 so as to clasp the feed tab 113. The holding arms 129 are L-shaped, so that the semi-enclosed structure formed by the pair of holding arms 129 and the main body 121 can hold the feeding plate 113, and the feeding connector 120 and the radiator 110 are stably connected. Preferably, the feeding tab 113 is disposed behind the half-surrounded structure, and the feeding tab 113 and the half-surrounded structure are welded by laser, so that the feeding tab 113 and the feeding connector 120 are fixedly connected.

The structure of the second fixing portion of the present embodiment is the same as that of the second fixing portion of the second embodiment, and therefore, for brevity, the description is omitted.

In a fourth embodiment, with reference to fig. 13 to 15, the main body 121 is cylindrical, the first fixing portion includes a first plugging end 130, the second fixing portion includes a second plugging end 131, and the first plugging end 130 and the second plugging section are two ends of the main body 121 respectively. The radiation arm 111 of the radiator 110 is provided with a feed connection hole 116 corresponding to the first plugging end 130, so that the first plugging end 130 is plugged into the feed connection hole 116. The first plugging terminal 130 is connected to the feed connection hole 116 by laser welding, so that the feed connection member 120 is stably connected to the radiator 110. The second inserting end 131 is welded to the feeding line through the metal layer to fix the feeding connector 120 on the dielectric plate, so that the feeding connector 120 is stably connected to the feeding line. Preferably, the dielectric plate is provided with a jack corresponding to the second plugging end 131.

The utility model also provides an antenna, antenna includes the above radiating element.

To sum up, the utility model discloses a radiation unit connects radiator and feeder circuit through the feed connecting piece of whole electroplating to avoid radiator whole electroplating, with the production processes who reduces the radiator, reduction in production cost is convenient for use on a large scale.

The above description is only a preferred embodiment of the invention and is intended to illustrate the technical principles applied. It will be understood by those skilled in the art that the scope of the present invention is not limited to the specific combination of the above-mentioned features, but also covers other embodiments formed by any combination of the above-mentioned features or their equivalents without departing from the spirit of the present invention. For example, the above features are mutually replaced with (but not limited to) technical features having similar functions of the present invention.

Although the subject matter has been described in language specific to structural features and/or methodological acts, it is to be understood that the subject matter defined in the appended claims is not necessarily limited to the specific features or acts described above. Rather, the specific features and acts described above are disclosed as example forms of implementing the claims.

Claims (10)

1. A radiating element comprising a radiator and a feed connection for feeding the radiator, the feed connection being connected between the radiator and a feed line, the feed connection comprising a substrate and a metal layer weldable to the feed line, the metal layer being provided on a surface of the substrate.

2. The radiating element of claim 1, wherein the base of the feed connection is integrally plated to form the metal layer on a surface of the base.

3. The radiating element of claim 1, wherein the radiator includes a radiating arm and a feeding tab connected to the radiating arm, the base includes a body and a first fixing portion and a second fixing portion provided on the body, the first fixing portion is fixedly connected to the feeding tab, and the second fixing portion is welded to the feeding line via the metal layer.

4. The radiating element of claim 3, wherein the first fixing portion comprises a connecting shaft, the feeding sheet is correspondingly provided with a connecting hole, and the connecting shaft is inserted and fixed with the connecting hole.

5. The radiating element of claim 3, wherein the first fixing portion comprises a clasping structure for clasping the feed tab, the clasping structure comprising clasping arms formed by extending from two sides of the main body.

6. The radiating element according to claim 3 or 4, wherein the second fixing portion is provided with a pin, and the pin is welded to the feeding wiring via the metal layer.

7. The radiating element of claim 3, wherein the body is a sheet, the first fixing portion includes a connection groove penetrating the body, the feeding sheet is inserted into the connection groove, the second fixing portion includes a connection side surface, the connection side surface is one side surface of the body, and the connection side surface is welded to the feeding line through the metal layer.

8. The radiating element of claim 1, wherein the radiator comprises two pairs of radiating arms, wherein edges of a radiating surface defined by the two pairs of radiating arms are bent toward a back surface of the radiating surface.

9. The radiating element of claim 3, wherein the feed tab is stamped and formed integrally with the radiating arm.

10. An antenna comprising a radiating element according to any one of claims 1 to 9.

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