WO2023207136A1 - 屏蔽件、屏蔽件组件及天线 - Google Patents

屏蔽件、屏蔽件组件及天线 Download PDF

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Publication number
WO2023207136A1
WO2023207136A1 PCT/CN2022/139183 CN2022139183W WO2023207136A1 WO 2023207136 A1 WO2023207136 A1 WO 2023207136A1 CN 2022139183 W CN2022139183 W CN 2022139183W WO 2023207136 A1 WO2023207136 A1 WO 2023207136A1
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WIPO (PCT)
Prior art keywords
shield
boss
shielding member
hole
plate
Prior art date
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Ceased
Application number
PCT/CN2022/139183
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English (en)
French (fr)
Inventor
刘鹏
孙静
王永强
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Prose Technologies Suzhou Co Ltd
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Prose Technologies Suzhou Co Ltd
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Publication date
Application filed by Prose Technologies Suzhou Co Ltd filed Critical Prose Technologies Suzhou Co Ltd
Publication of WO2023207136A1 publication Critical patent/WO2023207136A1/zh
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01QANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00Details of, or arrangements associated with, antennas
    • H01Q1/12Supports; Mounting means
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01QANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00Details of, or arrangements associated with, antennas
    • H01Q1/50Structural association of antennas with earthing switches, lead-in devices or lightning protectors
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K9/00Screening of apparatus or components against electric or magnetic fields

Definitions

  • the utility model relates to the field of mobile communication technology, in particular to a shielding member, a shielding member assembly and an antenna.
  • 5G communication technology (5th Generation Mobile Communication Technology) is becoming more and more mature.
  • 5G communication technology has the characteristics of high speed, low latency and large connections. It is the network infrastructure that realizes the interconnection of humans, machines and things, and is widely used in many fields.
  • Massive MIMO Massive Multiple-Input Multiple-Output, Massive Multiple Input Multiple Output
  • the shielding structure commonly used in the radiating unit of the Massive MIMO antenna cannot fit the connector board and the feed board well, and the shielding effect is poor.
  • most of them have a medium between the guide and the shield, which is expensive and can easily cause signal loss and affect the radiation performance of the antenna.
  • This utility model is to provide a shield, a shield assembly and an antenna, which have better shielding effect, are conducive to improving the radiation performance of the antenna, and realizing mass production.
  • a shielding component including:
  • the body is provided with a through hole for conductors to pass through, and the grounding portion and the clamping portion are respectively provided at both ends of the body corresponding to the through hole;
  • the grounding part is used for grounding, and the clamping part is used for docking external components;
  • the side of the body corresponding to the edge of the through hole and close to the grounding part has at least one first boss extending toward the central area of the through hole to form the grounding part;
  • At least one second boss extends from one side of the body toward the outer component to form the engaging portion.
  • a gap is left between the shield and the conductor.
  • the first boss is configured in a rectangular plate shape
  • the second boss has a rectangular plate-like structure.
  • the first bosses are evenly spaced
  • the second bosses are evenly spaced.
  • the shielding member is made of metal material.
  • the utility model also provides a shield assembly, including:
  • the feed plate, reflector plate, connector plate, conductor and the shield provided by any of the above are arranged in sequence;
  • the conductor passes through the feed plate, the reflection plate, the connector plate and the shield;
  • the reflective plate is provided with a receiving hole for receiving the shielding member.
  • a gap is left between the receiving hole and the shielding member.
  • the joint plate and the first boss are welded and fixed
  • the conductor and the connector plate are welded and fixed.
  • the feed plate has a fixing hole corresponding to the second boss area, and the second boss penetrates the fixing hole to connect the feed plate and the shield. Fixed connection.
  • the utility model also provides an antenna, including the shield assembly provided by any of the above items.
  • the shielding member connects the first boss to the ground, so that the shielding member can shield the signal and avoid signal leakage.
  • the first boss is located on the edge of the through hole and on the side close to the joint part, and extends towards the center area of the through hole, which is more conducive to the shield body fitting the joint part, while making the shielding effect better. , the grounding effect is also more guaranteed.
  • the conductor is directly inserted into the through hole provided on the shield body, eliminating the original medium, reducing signal loss, and improving the radiation performance of the antenna. At the same time, eliminating the medium can greatly reduce costs and enable mass production.
  • the first boss when the first boss is welded and fixed with the joint plate, it can also play a certain positioning role, making the installation of the joint plate and the first boss more precise and low-cost.
  • the feed plate and the second boss are snap-fitted, which facilitates the user to repair and replace the feed plate, making disassembly and assembly easy and efficient.
  • Figure 1 is a schematic three-dimensional structural diagram of the shield assembly provided by the utility model in one state
  • Figure 2 is a schematic three-dimensional structural diagram of the shield assembly provided by the utility model in another state
  • Figure 3 is an exploded view of the three-dimensional structure of the shield assembly shown in Figure 2;
  • Figure 4 is a schematic three-dimensional structural diagram of the shield provided by the utility model in one state
  • Figure 5 is a schematic three-dimensional structural diagram of the shield provided by the present invention in another state.
  • connection should be understood in a broad sense.
  • it can be a fixed connection or a detachable connection, or Integrated connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium; it can be an internal connection between two components.
  • connection should be understood in specific situations.
  • the shield 100 includes a body 110, a grounding part and a clamping part.
  • the body 110 is provided with a through hole 111 for the conductor 200 to pass through, and the shield 100 is provided with a grounding part and a clamping part at both ends corresponding to the through hole 111.
  • Connector The grounding part is used for grounding, and the clamping part is used for docking external components.
  • the body 110 corresponds to the side of the edge of the through hole 111 and is close to the grounding portion.
  • At least one first boss 120 extends toward the central area of the through hole 111 to form the above-mentioned grounding portion.
  • At least one second boss 130 extends from one side of the body 110 toward the external component to form the above-mentioned latching portion.
  • the shielding member 100 is grounded through the first boss 120, so that the shielding member 100 can shield signals and avoid signal leakage.
  • the first boss 120 is provided on the side of the body 110 corresponding to the edge of the through hole 111 and close to the grounding part, and extends toward the central area of the through hole 111, which is more conducive to the body 110 of the shield 100 being grounded. position, while making the shielding effect better, the grounding effect is also more guaranteed.
  • the second boss 130 is provided on the side of the body 110 facing the external component to dock with the external component.
  • its body 110 in order to ensure the shielding effect of the shielding member 100, its body 110 should also fit with the external components.
  • a fixing hole 410 should be opened in the area of the external component corresponding to the second boss 130 for the second boss to pass through, so that the body 110 of the shield 100 can fit the external component to achieve a better shielding effect.
  • the second boss 130 can also play a certain positioning role, making installation convenient and quick.
  • the conductor 200 is directly inserted into the through hole 111 provided in the body 110 of the shield 100, which eliminates the medium commonly used in the prior art, reduces signal loss, and improves the radiation performance of the antenna. At the same time, omitting the medium can greatly reduce costs and eliminate the need to frequently replace the medium, which is more conducive to mass production of the shielding member 100 and facilitates daily maintenance of the shielding member 100, thereby improving the practicality of the shielding member 100.
  • both the shield 100 and the conductor 200 are preferably cylindrical in structure and arranged coaxially. At this time, the size of the gap between the shield 100 and the conductor 200 is equal everywhere, and the impedance generated is also relatively uniform, thereby further improving the radiation performance of the antenna.
  • the size of the gap between the shield 100 and the conductor 200 should be flexibly set according to actual needs, which will not be described in detail here. They are all within the protection scope of the present invention.
  • the first boss 120 has a rectangular plate-like structure
  • the second boss 130 has a rectangular plate-like structure.
  • the first boss 120 can also have other polygonal plate-shaped structures, and should be flexibly set according to actual conditions. They will not be described in detail here, and they are all within the protection scope of the present invention.
  • the specific structure of the second boss 130 can also be flexibly set according to the actual situation, such as a cylindrical structure, a triangular prism structure, etc., which are not limited here, and are all within the protection scope of the present invention.
  • the first bosses 120 are evenly spaced, and the second bosses 130 are evenly spaced.
  • the shield 100 can be more firmly connected to the connector plate 300 and the feed plate 400, thereby improving the strength of the overall structure, making it better in stress-bearing performance, and greatly improving the performance and lifespan of the shield 100.
  • the number of the first bosses 120 is four, and the number of the second bosses 130 is two.
  • the number of the first boss 120 and the second boss 130 can be flexibly set according to actual needs, which are all within the protection scope of the present invention.
  • the shielding member 100 is made of metal material, which has better shielding effect and can effectively avoid signal leakage, thereby improving the radiation performance of the antenna.
  • the body 110, the first boss 120 and the second boss 130 are integrally formed.
  • the shield 100 made by structurally integrated molding has higher strength and lower cost, which is conducive to mass production of the shield 100 and greatly improves the economic benefits of the shield 100 .
  • the present invention also provides a shield assembly, which may include a feed plate 400 , a reflection plate 500 , a connector plate 300 , a conductor 200 arranged in sequence, and the shield provided by any one of the above embodiments.
  • a shield assembly which may include a feed plate 400 , a reflection plate 500 , a connector plate 300 , a conductor 200 arranged in sequence, and the shield provided by any one of the above embodiments.
  • Pieces 100 the conductor 200 passes through the feed plate 400, the reflection plate 500, the connector plate 300 and the shield 100, and the reflection plate 500 has an accommodating hole 510 for accommodating the shield 100.
  • the conductor 200 is used to connect the circuit between the feed board 400 and the connector board 300 to realize signal transmission.
  • the reflective plate 500 is made of metal material, preferably aluminum alloy.
  • the grounding part mentioned in the above embodiment is the connector plate 300 , and the shield 100 is fixed to the connector plate 300 through the first boss 120 .
  • the external component is the power feeding plate 400 , and the shield 100 is connected to the power feeding plate 400 through the second boss 130 .
  • the accommodating hole 510 and the shield 100 there should be a gap between the accommodating hole 510 and the shield 100, and the accommodating hole 510 and the shield 100 are coaxially arranged to prevent the shield 100 from directly contacting the reflective plate 500, thereby causing a short circuit, which may even affect signal transmission. , causing interference to communications, or even burning out circuits, damaging antennas, and endangering the safety of personal equipment in the communications department.
  • the size of the gap between the accommodating hole 510 and the shielding member 100 can be flexibly set according to actual needs, as long as it can ensure that no short circuit occurs, and is not limited here, and is within the protection scope of the present invention.
  • the connector board 300 and the first boss 120 are soldered and fixed, preferably using SMT (Surface Mount Technology) reflow soldering technology.
  • SMT Surface Mount Technology
  • Reflow soldering is the most commonly used method for bonding electronic components to printed circuit boards in surface mount technology. The purpose is to gradually melt the solder and slowly heat the connection interface to avoid damage to electronic components caused by rapid heating.
  • the joint plate 300 is provided with a welding port 310 corresponding to the area of the first boss 120.
  • the welding port 310 and the first boss 120 are arranged in one-to-one correspondence, playing a certain positioning role.
  • the structure is simple and The cost is low, the welding accuracy is guaranteed, the welding consistency is improved, and the impact of poor welding is greatly reduced.
  • the conductor 200 and the connector plate 300 are also fixed by welding, and SMT reflow soldering technology is preferably used to reduce welding hours and save costs. At the same time, it can ensure good welding consistency and make the overall performance of the shield assembly more stable.
  • one end of the conductor is provided with a stop 210.
  • the stop 210 abuts the joint plate 300 and plays a limiting role.
  • the conductor can be welded and fixed to the connector plate 300 through the butt 210, the welding accuracy is higher, and the welding consistency is further improved.
  • the feed plate 400 has a fixing hole 410 corresponding to the area of the second boss 130 , and the second boss 130 is passed through the fixing hole 410 to connect the feed plate 400 and the shield 100 Fixed connection.
  • the mutual cooperation between the fixing hole 410 and the second boss 130 also plays a certain positioning role, making the installation more convenient and faster.
  • this embodiment directly penetrates the fixing hole 410 through the second boss 130, thereby fixedly connecting the feed plate 400 and the shield 100, which is more convenient for users to repair, replace and disassemble the feed plate 400 and the reflector 500. Installation is more convenient and efficient, reducing time costs.
  • a buckle structure can also be provided on the feed plate 400 and the shield 100 .
  • the feed plate 400 can be connected to the shield 100 . It is fixed on the shielding member 100, which is easy to disassemble and assemble and firmly fixed.
  • a clamp or other limiting member can be placed on the second boss 130 to prevent the feed plate 400 from moving relative to the second boss 130, so that the power supply
  • the connection between the board 400 and the shield 100 is more stable, which improves the overall stability of the shield assembly provided by this embodiment.
  • connection method between the feed plate 400 and the shield 100 can be flexibly set according to the actual situation, and is not limited here, and is within the protection scope of the present invention.
  • the two ends of the shielding part 100 with the grounding part and the clamping part should be respectively attached to the connector plate 300 and the feed plate 400, leaving as little gap as possible to ensure that the shielding part 100 can exert the maximum shielding effect and avoid signal leakage and improve the radiation performance of the antenna.
  • the utility model also provides an antenna, including the shield assembly provided in any of the above embodiments.
  • the antenna is a Massive MIMO antenna, which is widely used in 5G communication networks.

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  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
  • Details Of Aerials (AREA)

Abstract

一种屏蔽件、屏蔽件组件及天线,其中,屏蔽件包括本体、接地部及卡接部。本体设有一供导体穿设的通孔,且屏蔽件对应于通孔的两端分别设有接地部和卡接部。接地部用于接地,卡接部则用于对接外部组件。其中,本体对应于通孔边缘且靠近接地部位的一侧,朝向通孔中心区域延伸有至少一第一凸台,以形成接地部。同时,本体朝向外部组件的一侧延伸有至少一第二凸台,以形成卡接部。屏蔽件通过第一凸台接地,从而起到屏蔽信号的作用,避免信号泄露。同时,第一凸台设于通孔边缘且靠近接头板的一侧,并朝向通孔中心区域延伸,更有利于屏蔽件本体贴合外部组件,屏蔽效果更好,且接地效果也更有保障。

Description

屏蔽件、屏蔽件组件及天线 技术领域
本实用新型涉及移动通信技术领域,尤指一种屏蔽件、屏蔽件组件及天线。
背景技术
随着现代科技的快速发展,5G通信技术(5th Generation Mobile Communication Technology)也越来越成熟。5G通信技术具有高速率、低时延和大连接等特点,是实现人机物互联的网络基础设施,被广泛应用于多种领域。其中,大规模天线技术Massive MIMO(Massive Multiple-Input Multiple-Output,大规模多路输入多路输出)极大地提升了天线的数量,大幅提高了系统容量和传输效率,5G的关键技术之一。
然而,现有技术中,常用于Massive MIMO天线中的辐射单元所采用的屏蔽结构,不能很好地贴合接头板及馈电板,屏蔽效果较差。而且,大多会在导件与屏蔽件之间设置介质,成本高还容易造成信号损耗,影响天线的辐射性能。
因此,如何对现有技术中存在的技术缺陷进行改进,一直是本领域普通技术人员亟待解决的问题。
实用新型内容
本实用新型的目的是提供一种屏蔽件、屏蔽件组件及天线,屏蔽效果更好,有利于提高天线的辐射性能,实现大批量生产。
本实用新型提供的技术方案如下:
一种屏蔽件,包括:
本体、接地部及卡接部;
所述本体设有一供导体穿设的通孔,所述接地部和所述卡接部分别设于所述本体对应于所述通孔的两端;
所述接地部用于接地,所述卡接部用于对接外部部件;
其中,所述本体对应于所述通孔边缘且靠近接地部位的一侧,朝向所述通孔中心区域延伸有至少一第一凸台,以形成所述接地部;及
所述本体朝向所述外部部件的一侧延伸有至少一第二凸台,以形成所述卡接部。
在一些实施方式中,所述屏蔽件与所述导体之间留有间隙。
在一些实施方式中,所述第一凸台呈矩形板状构造;
和/或
所述第二凸台呈矩形板状构造。
在一些实施方式中,所述第一凸台均匀间隔分布;
和/或
所述第二凸台均匀间隔分布。
在一些实施方式中,所述屏蔽件采用金属材料制成。
本实用新型还提供一种屏蔽件组件,包括:
依次设置的馈电板、反射板、接头板、导体以及上述任一项所提供的屏蔽件;
所述导体穿设于所述馈电板、所述反射板、所述接头板及所述屏蔽件;
其中,所述反射板开设有一容置孔,用于收容所述屏蔽件。
在一些实施方式中,所述容置孔与所述屏蔽件之间留有间隙。
在一些实施方式中,所述接头板与所述第一凸台焊接固定;
和/或
所述导体与所述接头板焊接固定。
在一些实施方式中,所述馈电板对应所述第二凸台区域开设有固定孔,所 述第二凸台穿设于所述固定孔,以将所述馈电板与所述屏蔽件固定连接。
本实用新型还提供一种天线,包括上述任一项所提供的屏蔽件组件。
本实用新型的技术效果在于:
1、本专利中,屏蔽件通过使第一凸台接地,从而使屏蔽件能够起到屏蔽信号的作用,避免信号泄露。而且,本专利中,第一凸台设于通孔边缘且靠近接头部位的一侧,并朝向通孔中心区域延伸,更有利于屏蔽件本体贴合接头部位,在使得屏蔽效果更好的同时,接地效果也更有保障。值得注意的是,本专利中,导体直接穿设于屏蔽件本体所设置的通孔内,省去了原有的介质,减少了信号损耗,提高了天线的辐射性能。同时,省去介质能大大降低成本,实现批量化生产。
2、本专利中,屏蔽件与导体之间留有间隙,从而产生一定的阻抗,进一步提高了天线的辐射性能。相对地,容置孔与屏蔽件之间也留有间隙,能够避免屏蔽件直接接触反射板,从而造成短路,影响屏蔽件的使用性能。
3、本专利中,第一凸台在与接头板焊接固定时,还能到一定的定位作用,使得接头板与第一凸台安装精度更高且成本低。相对地,馈电板和第二凸台卡嵌配合,有利于用户对馈电板进行维修更换,拆装方便且效率高。
附图说明
下面结合附图和具体实施方式对本实用新型作进一步详细说明:
图1是本实用新型所提供的屏蔽件组件在一种状态下的立体结构示意图;
图2是本实用新型所提供的屏蔽件组件在另一种状态下的立体结构示意图;
图3是图2所示的屏蔽件组件的立体结构分解图;
图4是本实用新型所提供的屏蔽件在一种状态下的立体结构示意图;
图5是本实用新型所提供的屏蔽件在另一种状态下的立体结构示意图。
附图标号说明:
100、屏蔽件;110、本体;111、通孔;120、第一凸台;130、第二凸台;
200、导体;210、抵台;
300、接头板;310、焊接口;
400、馈电板;410、固定孔;
500、反射板;510、容置孔。
具体实施方式
为了更清楚地说明本实用新型实施例或现有技术中的技术方案,下面将对照附图说明本实用新型的具体实施方式。显而易见地,下面描述中的附图仅仅是本实用新型的一些实施例,对于本领域普通技术人员来讲,在不付出创造性劳动的前提下,还可以根据这些附图获得其他的附图,并获得其他的实施方式。
为使图面简洁,各图中只示意性地表示出了与实用新型相关的部分,它们并不代表其作为产品的实际结构。另外,以使图面简洁便于理解,在有些图中具有相同结构或功能的部件,仅示意性地绘示了其中的一个,或仅标出了其中的一个。在本文中,“一个”不仅表示“仅此一个”,也可以表示“多于一个”的情形。
还应当进一步理解,在本申请说明书和所附权利要求书中使用的术语“和/或”是指相关联列出的项中的一个或多个的任何组合以及所有可能组合,并且包括这些组合。
在本文中,需要说明的是,除非另有明确的规定和限定,术语“安装”、“相连”、“连接”应做广义理解,例如,可以是固定连接,也可以是可拆卸连接,或一体地连接;可以是机械连接,也可以是电连接;可以是直接相连,也可以通过中间媒介间接相连,可以是两个元件内部的连通。对于本领域的普通技术人员而言,可以具体情况理解上述术语在本实用新型中的具体含义。
另外,在本申请的描述中,术语“第一”、“第二”等仅用以区分描述,而不能理解为指示或暗示相对重要性。
根据本实用新型提供的一个具体实施例,参见图1至图5,一种屏蔽件100、屏蔽件组件及天线。其中,屏蔽件100包括本体110、接地部及卡接部,本体110设有一供导体200穿设的通孔111,且屏蔽件100对应于该通孔111的两端分别设有接地部和卡接部。接地部用于接地,卡接部用于对接外部部件。
其中,本体110对应于通孔111边缘且靠近接地部位的一侧,朝向通孔111中心区域延伸有至少一第一凸台120,以形成上述接地部。本体110朝向外接部件的一侧延伸有至少一第二凸台130,以形成上述卡接部。
在本实施例中,屏蔽件100通过第一凸台120实现接地,从而使屏蔽件100能够起到屏蔽信号的作用,避免信号泄露。而且,本实施例中,第一凸台120设于本体110对应于通孔111边缘且靠近接地部位的一侧,并朝向通孔111中心区域延伸,更有利于屏蔽件100本体110贴合接地部位,在使得屏蔽效果更好的同时,接地效果也更有保障。
相对地,第二凸台130设于本体110朝向外接部件的一侧,以对接该外接部件。在本实施例中,为保证屏蔽件100的屏蔽效果,其本体110也应与外接部件相贴合。此时,应在外接部件对应第二凸台130区域应开设有固定孔410,供第二凸台穿过,使得屏蔽件100本体110能够贴合外接部件,达到较好的屏蔽效果。同时,第二凸台130还能起到一定的定位作用,安装方便快捷。
此外,本实施例将导体200直接穿设于屏蔽件100本体110所设置的通孔111内,省去了现有技术中常用的介质,减少了信号损耗,提高了天线的辐射性能。同时,省去介质能够大大降低成本,也无需时常更换介质,更有利于屏蔽件100的大批量生产,也便于屏蔽件100的日常维护,提高了屏蔽件100的实用性。
值得注意的是,屏蔽件100与导体200之间应留有间隙,从而产生一定的 阻抗,进一步提高了天线的辐射性能。
优选地,参见图3至图5,屏蔽件100与导体200均优选为呈圆柱状构造,且同轴设置。此时,屏蔽件100与导体200之间的间隙大小处处相等,其所产生的阻抗也较为均匀,从而进一步提高了天线的辐射性能。
在实际生产中,屏蔽件100与导体200之间的间隙大小应根据实际需求灵活设置,在此不作赘述,均在本实用新型的保护范围之内。
具体地,参见图4及图5,第一凸台120呈矩形板状构造,及第二凸台130呈矩形板状构造。当然,在实际生产中,第一凸台120还可呈其他多边形板状构造,应根据实际情况灵活设置,在此不一一赘述,均在本实用新型的保护范围之内。
相对地,第二凸台130的具体构造也可根据实际情况灵活设置,如呈圆柱状构造、呈三棱柱状构造等,在此不作限制,均在本实用新型的保护范围之内。
优选地,参见图4及图5,第一凸台120均匀间隔分布,且第二凸台130均匀间隔分布。这样,屏蔽件100与接头板300及馈电板400能够更为稳固地对接,从而提高整体结构的强度,使其受力性能更好,大大提高了屏蔽件100的使用性能及寿命。
在本实施例中,第一凸台120的数量为四个,且第二凸台130的数量为两个。当然,在实际生产中,第一凸台120和第二凸台130的数量可根据实际需求灵活设置,均在本实用新型的保护范围之内。
进一步地,屏蔽件100采用金属材料制成,屏蔽效果更好,能有效避免信号泄露,从而提高天线的辐射性能。优选地,本体110、第一凸台120及第二凸台130为一体成型制成。相较于其他成型方式,采用结构一体成型制成的屏蔽件100强度更高且成本低,有利于屏蔽件100的大批量生产,大大提高屏蔽件100的经济效益。
参见图1至图3,本实用新型还提供一种屏蔽件组件,具体可包括依次设 置的馈电板400、反射板500、接头板300、导体200以及上述任一项实施例所提供的屏蔽件100。其中,导体200穿设于馈电板400、反射板500、接头板300及屏蔽件100,且反射板500开设有一容置孔510,用于收容屏蔽件100。
其中,导体200用于连通馈电板400与接头板300之间的电路,实现信号传输。反射板500则采用金属材料制成,优选为采用铝合金制成。
此时,上述实施例所提到的接地部位即为接头板300,屏蔽件100通过第一凸台120固定于接头板300。相对地,外接部件即为馈电板400,屏蔽件100通过第二凸台130与为馈电板400相对接。
优选地,容置孔510与屏蔽件100之间应留有间隙,且容置孔510与屏蔽件100同轴设置,避免屏蔽件100直接接触反射板500,从而造成短路,轻则影响信号传输,对通信产生干扰,重则烧坏电路,损坏天线,危及通信部门人身设备安全。
在实际生产中,容置孔510与屏蔽件100之间的间隙大小可根据实际需求灵活设置,能保证不发生短路即可,在此不作限制,均在本实用新型的保护范围之内。
在一个实施例中,接头板300与第一凸台120焊接固定,优选采用SMT(表面黏着技术,Surface Mount Technology)回流焊接技术。回流焊接是表面黏着技术中,将电子元件黏接至印刷电路板上最常使用的方法,目的在于逐步熔化焊料与缓慢加热连接界面,避免急速加热而导致电子元件的损坏。
值得注意的是,参见图3,接头板300对应第一凸台120区域设有焊接口310,该焊接口310和第一凸台120一一对应设置,起到一定的定位作用,结构简单且成本低,保证了焊接精度,提高了焊接的一致性,极大地降低了焊接不良带来的影响。
相对地,导体200与接头板300也采用焊接固定,并优选采用SMT回流焊接技术,降低焊接工时,节约成本,同时,能够保证良好的焊接一致性,使屏 蔽件组件的整体性能更加稳定。此时,导体一端设有抵台210,当导体另一端依次穿过接头板300、反射板500及馈电板400时,该抵台210抵接于接头板300,起到限位作用。具体地,导体可通过抵台210焊接固定于接头板300,焊接精度更高,进一步提高了焊接的一致性。
具体地,参见图2及图3,馈电板400对应第二凸台130区域开设有固定孔410,第二凸台130穿设于该固定孔410,以将馈电板400与屏蔽件100固定连接。
在本实施例中,固定孔410与第二凸台130之间的相互配合还起到了一定的定位作用,使得安装更为方便、快捷。同时,本实施例直接通过第二凸台130穿设于固定孔410,从而将馈电板400与屏蔽件100固定连接,更有利于用户对馈电板400及反射板500进行维修更换,拆装更为方便且效率高,降低了时间成本。
进一步地,为提高馈电板400与屏蔽件100之间的固定连接,还可在馈电板400与屏蔽件100上设置卡扣结构,通过卡扣结构的卡嵌配合,将馈电板400固定于屏蔽件100,拆装方便且固定牢靠。当然,也可以在馈电板400与屏蔽件100装配好后,在第二凸台130上套一个卡箍或其他限位件,避免馈电板400相对第二凸台130移动,使得馈电板400与屏蔽件100之间的连接更为稳固,提高了本实施例所提供的屏蔽件组件的整体稳定性。
当然,在实际生产中,馈电板400与屏蔽件100之间的连接方式可视实际情况灵活设置,在此不作限制,均在本实用新型的保护范围之内。
优选地,屏蔽件100设有接地部和卡接部的两端应分别贴合于接头板300和馈电板400,尽量不留有间隙,保证屏蔽件100能发挥最大的屏蔽效果,避免信号泄露,提高天线的辐射性能。
本实用新型还提供一种天线,包括上述任一实施例所提供的屏蔽件组件。具体地,该天线为Massive MIMO天线,被广泛地应用于5G通讯网络。
应当说明的是,上述实施例均可根据需要自由组合。以上仅是本实用新型的优选实施方式,应当指出,对于本技术领域的普通技术人员来说,在不脱离本实用新型原理的前提下,还可以做出若干改进和润饰,这些改进和润饰也应视为本实用新型的保护范围。

Claims (10)

  1. 一种屏蔽件,其特征在于,包括:
    本体、接地部及卡接部;
    所述本体设有一供导体穿设的通孔,所述接地部和所述卡接部分别设于所述本体对应于所述通孔的两端;
    所述接地部用于接地,所述卡接部用于对接外部部件;
    其中,所述本体对应于所述通孔边缘且靠近接地部位的一侧,朝向所述通孔中心区域延伸有至少一第一凸台,以形成所述接地部;及
    所述本体朝向所述外部部件的一侧延伸有至少一第二凸台,以形成所述卡接部。
  2. 根据权利要求1所述的屏蔽件,其特征在于,
    所述屏蔽件与所述导体之间留有间隙。
  3. 根据权利要求1或2所述的屏蔽件,其特征在于,
    所述第一凸台呈矩形板状构造;
    和/或
    所述第二凸台呈矩形板状构造。
  4. 根据权利要求1或2所述的屏蔽件,其特征在于,
    所述第一凸台均匀间隔分布;
    和/或
    所述第二凸台均匀间隔分布。
  5. 根据权利要求1或2所述的屏蔽件,其特征在于,
    所述屏蔽件采用金属材料制成。
  6. 一种屏蔽件组件,其特征在于,包括:
    依次设置的馈电板、反射板、接头板、导体以及权利要求1-5所述的屏蔽件;
    所述导体穿设于所述馈电板、所述反射板、所述接头板及所述屏蔽件;
    其中,所述反射板开设有一容置孔,用于收容所述屏蔽件。
  7. 根据权利要求6所述的屏蔽件组件,其特征在于,
    所述容置孔与所述屏蔽件之间留有间隙。
  8. 根据权利要求6或7所述的屏蔽件组件,其特征在于,
    所述接头板与所述第一凸台焊接固定;
    和/或
    所述导体与所述接头板焊接固定。
  9. 根据权利要求6或7所述的屏蔽件组件,其特征在于,
    所述馈电板对应所述第二凸台区域开设有固定孔,所述第二凸台穿设于所述固定孔,以将所述馈电板与所述屏蔽件固定连接。
  10. 一种天线,其特征在于,包括权利要求6-9任一项所述的屏蔽件组件。
PCT/CN2022/139183 2022-04-25 2022-12-15 屏蔽件、屏蔽件组件及天线 Ceased WO2023207136A1 (zh)

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