WO2020043179A1 - 一种网速测速设备 - Google Patents

一种网速测速设备 Download PDF

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Publication number
WO2020043179A1
WO2020043179A1 PCT/CN2019/103429 CN2019103429W WO2020043179A1 WO 2020043179 A1 WO2020043179 A1 WO 2020043179A1 CN 2019103429 W CN2019103429 W CN 2019103429W WO 2020043179 A1 WO2020043179 A1 WO 2020043179A1
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WIPO (PCT)
Prior art keywords
optical module
base
network speed
support frame
measuring device
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Application number
PCT/CN2019/103429
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English (en)
French (fr)
Inventor
高修东
Original Assignee
青岛海信宽带多媒体技术有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
Priority claimed from CN201810997044.4A external-priority patent/CN108964766A/zh
Priority claimed from CN201811023327.5A external-priority patent/CN109347692A/zh
Application filed by 青岛海信宽带多媒体技术有限公司 filed Critical 青岛海信宽带多媒体技术有限公司
Publication of WO2020043179A1 publication Critical patent/WO2020043179A1/zh

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    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24Coupling light guides
    • G02B6/42Coupling light guides with opto-electronic elements

Definitions

  • the present application relates to the technical field of communication devices, and in particular, to a network speed measuring device.
  • the optical access network communication technology is widely used in domestic and foreign markets.
  • PON Passive Optical Network
  • the industrial market is widely used.
  • Optical network communication service providers usually need to perform user-side service configuration testing through handheld PON access network speed measurement equipment.
  • the test equipment includes pluggable SFP (SMALL, PLUGGABLE, small pluggable) optical modules.
  • SFP SFP
  • the data service traffic test is performed by connecting the optical fiber port of the user terminal to the PON access network PON access network speed measurement device to determine the quality of the PON network access signal and whether the service configuration issued by the central office is normal.
  • the SFP module of the prior art PON access network speed measurement device and the SFP support frame are locked only by an unlocker and an unlocking member. When the device is dropped, the SFP module is easily slid out of the SFP support frame. , Resulting in damage to the equipment.
  • the purpose of the embodiments of the present application is to provide a network speed measurement device to improve the fixing reliability of the optical module and the support frame, thereby improving the structural stability of the network speed measurement device and extending its service life.
  • An embodiment of the present application provides a network speed measuring device, including: a base, a supporting frame, an optical module, and a cushion pad, wherein the supporting frame is fixed to the base, and the side of the supporting frame remote from the base
  • An accommodating slot is provided on the surface, and includes an unlocker provided on the cover of the support frame; the optical module is inserted into the support frame and includes an unlocking piece matched with the unlocker; It is placed in the accommodating slot and is in contact with a surface of the optical module far from the base.
  • the buffer pad is adhered to a surface of the optical module far from the base.
  • the cushion pad is adhered to a side wall of the receiving groove.
  • the buffer pad is interference-fitted to the receiving groove.
  • the network speed measuring device further includes a heat sink disposed between the optical module and the buffer pad.
  • the network speed measuring device further includes a top cover disposed on a side of the cushion pad away from the optical module, and the top cover is fastened to the base.
  • the cushion pad is in contact with the top cover.
  • the material of the cushion pad is foam or silicone.
  • the optical speed measuring device adopting the technical scheme When the optical speed measuring device adopting the technical scheme is used to fix the optical module, first, the optical module is inserted into the support frame from the cover of the support frame; then, the unlocking part of the optical module and the unlocker on the support frame are inserted. Lock the connection; finally, set the cushion pad in the receiving slot of the support frame and press it to the optical module.
  • the optical module receives the force of the unlocking member and the unlocking device, the frictional force of the optical module and the support frame, and the pressing force of the buffer pad on the optical module.
  • the optical module of the network speed measurement device of this technical solution is not easy to slide off the support frame, that is, the fixing reliability of the optical module and the support frame is higher, which is conducive to improving the structural stability of the network speed measurement device. And extend its service life.
  • FIG. 1 is a schematic structural diagram of a network speed measuring device according to an embodiment of the present application.
  • FIG. 2 is a schematic structural diagram of a network speed measuring device according to another embodiment of the present application.
  • FIG. 3 is a schematic structural diagram of a network speed measuring device according to another embodiment of the present application.
  • FIG. 4 is a schematic structural diagram of a network speed measuring device according to still another embodiment of the present application.
  • the embodiment of the present application provides a network speed measuring device.
  • the following examples are used to further describe this application in detail.
  • the installation cage and the support frame have the same concept.
  • a network speed test device As shown in FIG. 4, the device includes a base 1.
  • the base is a printed circuit board used to implement the network speed test, and a main control chip located on the printed circuit board 1. (Not shown in the figure), the connection base 2 on the side of the printed circuit board 1 facing away from the main control chip, and the optical module 3 inserted in the connection base 2;
  • connection base 11 is electrically connected to the main control chip through the printed circuit board 1; the optical module is electrically connected through the printed circuit board 1 through the connection base 11.
  • the optical module 3 includes a plurality of connection terminals for transmitting signals.
  • the connection base 11 includes a plurality of connection card slots corresponding to each connection terminal. Each connection terminal is pluggably connected to the corresponding connection card slot.
  • the optical module includes an optical module circuit board, the optical module circuit board is provided with an edge connector, and the optical module 3 includes a plurality of connection terminals for transmitting signals, which are all disposed on the side connector.
  • a plurality of connection card slots corresponding to each of the connection terminals of the connection base 11 are assembled into one side connector card slot which is not connected to the side connector.
  • the connection terminals of the above-mentioned optical module 3 provided by some embodiments of the present application are golden fingers.
  • golden fingers can be provided on both surfaces of the optical module circuit board; correspondingly, the connection card slot of the connection base
  • the width and the setting position correspond to the pins of the gold finger one by one, so that the two are fully connected.
  • the optical module can be connected to and connected with the connector.
  • the optical fiber can be inserted into the optical module and the optical module is inserted into the connector; when the optical module is damaged
  • the optical module can be directly pulled out from the connection base to repair or replace the optical module.
  • connection base 11 may be specifically connected to the connection terminals of the optical module 3 in the form of a card slot.
  • connection terminals There are conductive connection members inside the card slot corresponding to the connection terminals of the optical module 3, and when the optical module 3 is inserted into the connection base 11 At this time, the connection terminals are in one-to-one correspondence with the corresponding connection card slots and are in contact with the conductive connection members in the card slots to realize the electrical connection between the optical module 3 and the connection base 11.
  • the connection base 11 also has a plurality of connection terminals corresponding to the above-mentioned card slots. These connection terminals can be soldered to the printed circuit board 1 and directly connected to the main control chip through the wiring of the printed circuit board 1.
  • the optical module 3 The converted signal can be transmitted to the main control chip through the connection base 11 and the printed circuit board 1.
  • the network speed test device further includes: a support frame for accommodating the optical module 3 and the connection base 2, that is, the installation cage 4, and the installation cage 4 is fixed to the printing Circuit board 1.
  • the mounting cage 4 is a support frame.
  • the mounting cage 4 includes an end surface opening for inserting the optical module 3 inside the mounting cage 4; the bottom surface of the mounting cage 4 is provided with a bottom surface opening on the side far from the end surface opening for receiving the connection base 2.
  • the above-mentioned installation cage provided in the embodiment of the present application can be used in combination with the optical module and the connection base. If the type of the optical module is replaced, the supporting installation cage can be adaptively replaced. Both the optical module and the connection base are arranged inside the installation cage.
  • the installation cage protects the optical module and the connection base inside the installation cage, and at the same time, it can protect the internal optical module from external signal interference and have a certain shield against external signals. effect.
  • an unlocker is provided on the bottom or side of the mounting cage 4; the optical module 3 includes an unlocking member that is matched and locked with the unlocker.
  • the mounting cage 4 is fixed at a set position on the back of the printed circuit board 1.
  • the optical module 3 and the mounting cage 4 are fixed to each other by a lock, so that the optical module 3 can be installed in a fixed position in the network speed test device to meet the actual measurement process.
  • the assembly requirements for the fixed position of the optical module is provided on the bottom or side of the mounting cage 4; the optical module 3 includes an unlocking member that is matched and locked with the unlocker.
  • the edge position where the side surface and the bottom surface of the mounting cage 4 intersect further includes a plurality of connection pins 41, and the printed circuit board 1 may include openings 12 corresponding to each of the connection pins.
  • Each connection pin 41 of the mounting cage 4 can be inserted into the corresponding opening 11, so as to fix the mounting cage 4 on the printed circuit board 1.
  • the installation cage 4 can be directly pulled out from the printed circuit board 1, and the installation and removal are very convenient.
  • connection base 11 is connected to the printed circuit 1 in a surface-mount (SMT) manner, the connection base 11 is electrically connected to the printed circuit board 1, and the optical module 3 is inserted and connected.
  • the socket can be signal-connected to the printed circuit board 1.
  • the surface mount technology is used to weld the patch of the connection base 11 to the printed circuit board 1, and the connection base 11 is no longer disassembled from the printed circuit board 1, and has high assembly density and high reliability.
  • the optical module 3 fails, the optical module can be directly pulled out for repair and replacement.
  • the connecting base 11 may further include tongue pressing feet located in each connection card slot, which has a certain elasticity.
  • each tongue pressing foot and the corresponding gold The finger pins are in one-to-one corresponding contact to realize the electrical connection between the golden finger and the connection base.
  • the connection base 11 is used in conjunction with the optical module 3. If the optical module 3 is provided with gold fingers on the upper and lower sides, two rows of connection card slots can be provided corresponding to the gold finger pins, and two Tongue presser foot, when the golden finger is inserted into the connecting seat, the tongue presser foot is correspondingly connected with each pin of the golden finger one by one.
  • the optical module 3 provided in the embodiment of the present application further includes an optical fiber port for plugging and unplugging an optical fiber. Since the optical fiber port needs to be frequently plugged and unplugged for testing, the fiber port surface is easily dirty or damaged.
  • the above-mentioned connection structure can replace the optical module at any time when necessary, which is convenient for maintenance.
  • the optical module 3 provided in the embodiment of the present application may be a hot-swappable optical module.
  • a small form-factor pluggable optical module (Small Form-factor Pluggable, SFP for short) may be used, and other hot-plug optical modules such as SFP + may also be used, which is not limited herein.
  • SFP Small Form-factor Pluggable
  • the above-mentioned network speed test device provided in the embodiment of the present application further includes multiple components for implementing the network speed test. The principle of implementing the network speed test is the same as the existing network speed test principle, and details are not described herein again.
  • the following uses the SFP optical module as an example to specifically describe the role of each pin of the golden finger of the optical module.
  • the upper and lower surfaces of the end of the optical SFP optical module include edge connectors, that is, the golden finger of the SFP optical module includes 20 pins, of which the number of pins included on each surface is 10, and the pins included on the bottom surface are Pin1-Pin10, the pins included on the top surface are Pin11-Pin20.
  • the following table describes the signals and functions transmitted by each pin:
  • an optical line terminal (Optical Line Terminal, referred to as OLT) is connected to the SFP module through an optical fiber.
  • OLT optical Line Terminal
  • the golden fingers of the optical module are inserted into the connector, and the connector is patched on the printed circuit board.
  • the line is connected to the main control chip; the uplink test signal is sent by the main control chip of the network speed test device, and the differential signal pair is output to the input pin of the transmitting end of the optical module through the connection terminal, and the optical signal is passed through the SFP through the photoelectric conversion function of the optical module.
  • Optical module optical port output when the optical module receives the downstream optical signal, it performs photoelectric conversion inside the module to convert the received optical signal into an electrical signal.
  • the differential signal is transmitted to the main control chip of the network speed test device, and the main control chip receives and processes the downlink data information, thereby completing the test of the uplink and downlink network speeds.
  • the network speed test device provided in the embodiment of the present application includes: a printed circuit board for realizing a network speed test, and a main control chip located on the printed circuit board, wherein the network speed test device further includes: A connector on one side of the main control chip and an optical module inserted in the connector; wherein the connector is electrically connected to the main control chip through a printed circuit board; the optical module includes a plurality of connection terminals for transmitting signals, and the connector includes A plurality of connection card slots corresponding to each connection terminal one by one; each connection terminal is connected to each corresponding connection card slot in a pluggable manner.
  • the connector can be directly pulled out, and the optical module can be removed separately to modify or replace the optical module to reduce the difficulty of modification.
  • some embodiments of the present application include: a base 1, a support frame 2, an optical module 3, and a cushion pad 4, wherein:
  • the support frame 2 is fixed to the base 1, and a receiving groove 5 is provided on a surface of the support frame 2 away from the base 1, and includes an unlocker 6 provided on a cover of the support frame 2;
  • the optical module 3 is inserted into the support frame 2 and includes an unlocking member (not shown in the figure) that is matched and locked with the unlocker 6;
  • the buffer pad 4 is accommodated in the accommodating groove 5 and is in contact with the surface of the optical module 3 away from the base 1.
  • the optical module 3 is inserted into the support frame 2 from the cover of the support frame 2; then, the unlocking member and the support of the optical module 3 are inserted.
  • the unlocker 6 on the rack 2 is locked; finally, the buffer pad 4 is set in the accommodating slot 5 of the support rack 2 and pressed to the optical module 3.
  • the optical module 3 receives the locking force of the unlocking member and the unlocking device 6, the friction between the optical module 3 and the support frame 2, and the cushion pad 4 against the optical module.
  • the optical module 3 of the network speed measuring device of the present technical solution is not easy to slide off the support frame 2, that is, the fixing reliability of the optical module 3 and the support frame 2 is higher, and It is beneficial to improve the structural stability of the network speed measuring device and extend its service life.
  • the cushion pad 4 is adhered to the surface of the optical module 3 away from the base 1.
  • the cushion pad 4 and the surface of the optical module 3 By bonding the cushion pad 4 and the surface of the optical module 3 away from the base 1, the cushion pad 4 and the optical module 3 can be prevented from being separated when the network speed measuring device is dropped, which effectively improves the cushion pad 4 and the optical module. 3 contact reliability.
  • the bonding manner between the cushion pad 4 and the surface of the optical module 3 away from the base 1 is not limited, and the bonding can be performed by using double-sided tape or glue.
  • the cushion pad 4 is adhered to the side wall of the accommodation groove 5.
  • the side of the cushion pad 4 opposite to the accommodation groove 5 can be bonded by double-sided adhesive or glue, so that the cushion pad 4 and the optical module 3 can be reliably contacted.
  • the cushion pad 4 and the accommodating groove 5 may be bonded to one or more sides of the base perpendicular to the base.
  • the cushion pad 4 is fitted in the receiving groove 5 in an interference fit.
  • the network speed measuring device further includes a heat sink (not shown) disposed between the optical module 3 and the cushion pad 4.
  • a heat sink between the optical module 3 and the buffer pad 4
  • the heat dissipation of the optical module 3 can be accelerated during the use of the network speed measuring device, thereby effectively improving the performance of the optical module 3 and extending its service life.
  • the network speed measuring device further includes a top cover 7 disposed on a side of the cushion pad 4 away from the optical module 3, and the top cover 7 is fastened to the base 1.
  • the cushion pad 4 is in contact with the top cover 7.
  • the cushion pad 4 By making the top cover 7 and the cushion pad 4 abut, the cushion pad 4 can be deformed to a certain degree after the top cover 7 and the base 1 are fastened, so that the cushion pad 4 and the light can be caused when the network speed measuring device is dropped.
  • the module 3 is in effective contact, and can effectively offset a part of the drop impact force, so as to prevent the network speed measuring device from being damaged.
  • the specific material of the cushion is not limited. In some embodiments of the present application, the material of the cushion pad may be foam or silicone.
  • the provided network speed measurement device is a handheld network speed measurement device, and a movable network speed measurement device.

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  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Testing Of Optical Devices Or Fibers (AREA)

Abstract

本申请公开了一种网速测速设备,包括:底座、支撑架、光模块以及缓冲垫支撑架固定于底座,支撑架远离底座的一侧表面开设有容置槽,包括设置于支撑架罩口的解锁器;光模块插设于支撑架,包括与解锁器匹配锁接的解锁件;缓冲垫容置于容置槽,且与光模块远离底座的表面相抵接。

Description

一种网速测速设备
本申请要求在2018年08月29日提交中国专利局、申请号为201810997044.4、发明名称为“一种网速测速设备”,以及在2018年09月03日提交中国专利局、申请号为201811023327.5、发明名称为“一种网速测试设备”的中国专利申请的优先权,其全部内容通过引用结合在本申请中。
技术领域
本申请涉及通信设备技术领域,特别是涉及一种网速测速设备。
背景技术
目前,光接入网通讯技术广泛应用于国内外市场,其中PON(Passive Optical Network,无源光纤网络)接入网已经成为接入快、速率高、覆盖范围广的解决方案,在消费类和工业类市场得到广泛应用。
光网络通信服务商通常需要通过手持PON接入网测速设备进行用户端服务配置的测试,该测试设备包括可插拔的SFP(SMALL FORM PLUGGABLE,小型可插拔)光模块。在测试时,通过将用户端的光纤端口与PON接入网PON接入网测速设备连接,来进行数据业务流量测试,以确定PON网络接入信号质量以及局端下发业务配置是否正常。
现有技术的PON接入网测速设备的SFP模块与SFP支撑架之间只通过解锁器以及解锁件进行锁接,其在设备跌落的过程中,极易使SFP模块从SFP支撑架中滑出,从而造成设备的损坏。
发明概述
技术问题
本申请实施例的目的是提供一种网速测速设备,以提高光模块与支撑架的固定可靠性,从而提高网速测速设备的结构稳定性,延长其使用寿命。
问题的解决方案
技术解决方案
本申请实施例提供了一种网速测速设备,包括:底座、支撑架、光模块,以及 缓冲垫,其中:所述支撑架固定于所述底座,所述支撑架远离所述底座的一侧表面开设有容置槽,包括设置于所述支撑架罩口的解锁器;所述光模块插设于所述支撑架,包括与所述解锁器匹配锁接的解锁件;所述缓冲垫容置于所述容置槽,且与所述光模块远离所述底座的表面相抵接。
在本申请实施例中,可选的,所述缓冲垫与所述光模块远离所述底座的表面粘接。
在本申请任一实施例中,可选的,所述缓冲垫与所述容置槽的侧壁粘接。
在本申请实施例中,可选的,所述缓冲垫过盈装配于所述容置槽。
在本申请任一实施例中,可选的,所述网速测速装置还包括设置于所述光模块与所述缓冲垫之间的散热片。
在本申请实施例中,可选的,所述网速测速装置还包括设置于所述缓冲垫远离所述光模块一侧的顶盖,所述顶盖与所述底座紧固联接。
在本申请任一实施例中,可选的,所述缓冲垫与所述顶盖相抵接。
在本申请实施例中,可选的,所述缓冲垫的材质为泡棉或硅胶。
发明的有益效果
有益效果
采用本技术方案的网速测速装置,在对光模块进行固定时,首先,将光模块从支撑架的罩口插设于支撑架;然后,将光模块的解锁件与支撑架上的解锁器进行锁接;最后,将缓冲垫设置于支撑架的容置槽,并将其压紧至光模块。
这样,当本技术方案的网速测速装置在跌落时,由于光模块受到解锁件以及解锁器锁接的作用力,光模块与支撑架的摩擦力,以及缓冲垫对光模块的挤压力等,与现有技术相比,本技术方案的网速测速装置的光模块不易从支撑架中滑落,即光模块与支撑架的固定可靠性较高,从而有利于提高网速测速设备的结构稳定性,延长其使用寿命。
对附图的简要说明
附图说明
图1为本申请一实施例的网速测速设备的结构示意图;
图2为本申请另一实施例的网速测速设备的结构示意图;
[根据细则91更正 17.09.2019] 
图3为本申请又一实施例的网速测速设备的结构示意图;
[根据细则91更正 17.09.2019] 
图4为本申请再一实施例的网速测速设备的结构示意图。
附图标记:
1-底座;
2-支撑架
3-光模块;
4-缓冲垫;
5-容置槽;
6-解锁器;
7-顶盖;
11-连接座;
12-开孔;
41-连接插脚。
发明实施例
本发明的实施方式
为了提高光模块与支撑架的固定可靠性,从而提高网速测速设备的结构稳定性,延长其使用寿命,本申请实施例提供了一种网速测速设备。为使本申请的目的、技术方案和优点更加清楚,以下列举实施例对本申请作进一步详细说明。
本申请的实施例中,提供的网速测速装置中,安装笼和支撑架是同一概念。
本申请某些实施例中提供一种网速测试装置,如图4所示,包括底座1,底座即为是用于实现网速测试的印刷电路板,位于印刷电路板1上的主控芯片(图中未示出),位于印刷电路板1背离主控芯片一侧的连接座2,以及插设于连接座2的光模块3;
其中,连接座11通过印刷电路板1与主控芯片电连接;光模块通过连接座11通过印刷电路板1电连接。
光模块3包括多个用于传输信号的连接端子,连接座11包括多个与各连接端子一一对应的连接卡槽;各连接端子以可插拔的方式连接于对应的各连接卡槽。具体的,光模块包括光模块电路板,光模块电路板设置有边连接器,光模块3包括多个用于传输信号的连接端子均设置再边连接器上。连接座11的多个于各连 接端子一一对应的连接卡槽集合成未一个于边连接器连接的边连接器卡槽。本申请某些实施例提供的上述光模块3的连接端子为金手指,为了提高光模块集成度,在光模块电路板的两个表面均可设置金手指;相应地,连接座的连接卡槽的宽度以及设置位置均与金手指各管脚一一对应,实现两者的充分连接。
本申请实施例提供的网速测试装置中,光模块可以插拔的方式连接与连接座,当需要连接光纤时,可将光纤插入光模块中,光模块插入到连接座上;当光模块损坏时,可以直接将光模块由连接座中拔出,对光模块进行维修或更换。由此可见,相比于现有技术中被焊接在电路板上的光模块,本申请实施例提供的上述光模块所采用的连接关系不再具有更换困难的问题,降低了光模块损坏时的维修难度。
在具体实施时,连接座11具体可以卡槽的形式与光模块3的连接端子相连接,卡槽内部具有导电连接部件一一对应连接光模块3的连接端子,当光模块3插入连接座11时,连接端子与对应的连接卡槽一一对应且与卡槽内的导电连接部件相接触,实现光模块3与连接座11的电连接。而连接座11也具有多个与上述卡槽一一对应的连接端子,这些连接端子可焊接于印刷电路板1,通过印刷电路板1的走线直接与主控芯片相连,由此光模块3转换的信号可以通过连接座11和印刷电路板1传输至主控芯片。
本申请某些实施例中,如图1和图3所示,网速测试装置还包括:用于容置光模块3以及连接座2的支撑架,即安装笼4,安装笼4固定于印刷电路板1上。安装笼4即为支撑架。
其中,安装笼4包括一个端面开口,用于将光模块3插设于安装笼4内部;安装笼4的底面在远离端面开口一侧设有一个底面开口,用于容置连接座2。
本申请实施例提供的上述安装笼可与光模块以及连接座配套使用,如果更换光模块的类型可适应性的更换配套使用的安装笼。光模块以及连接座均设置于安装笼内部,安装笼对其内设置的光模块以及连接座起到保护作用,同时可以保护其内部的光模块不受外界信号干扰,对外界信号具有一定的屏蔽作用。
另外,在安装笼4的底面或侧面设有解锁器;光模块3包括与解锁器匹配锁接的解锁件。安装笼4固定于印刷电路板1背面的设定位置处,光模块3与安装笼4通 过锁扣相互固定,由此可将光模块3安装在网速测试装置内的固定位置,满足实测过程中对光模块固定位置的装配要求。
如图4所示,安装笼4的侧面与底面相交的边缘位置还包括多个连接插脚41,印刷电路板1上可包括与上述各连接插脚一一对应的开孔12。安装笼4的各连接插脚41可插接于对应的各开孔11中,从而将安装笼4固定于印刷电路板1上。当需要更换其它型号的光模块时,可将安装笼4直接由印刷电路板1上的拔出,安装和拆卸都很方便。
在本申请实施例中,连接座11以表面贴装(Surface Mount Technology,简称SMT)的方式连接于印刷电路1上,连接座11与印刷电路板1之间电连接,光模块3通过插入连接座即可信号连接至印刷电路板1。采用表面贴装技术将连接座11贴片与印刷电路板1焊接,连接座11不再与印刷电路板1之间拆卸,具有较高组装密度和较高的可靠性。当光模块3发生故障时,可直接拔出光模块进行维修和更换即可。
连接座11还可包括位于各连接卡槽内的舌片压脚,具有一定的弹性,当光模块的金手指的各管脚插入到各连接卡槽时,各舌片压脚与对应的金手指管脚一一对应的接触,实现金手指与连接座的电连接。如上所述,连接座11与光模块3配套使用,如果光模块3在上下两侧表示均设有金手指,则可以设置两排连接卡槽与各金手指管脚相对应,相应地设置两排舌片压脚,当金手指插入连接座时,舌片压脚与金手指的各管脚一一对应连接。
此外,本申请实施例提供的上述光模块3,还包括用于插拔光纤的光纤端口,由于光纤端口需要经常插拔光纤测试,所以光纤端口面容易脏污或者损坏,采用本申请实施例提供的上述连接结构,可以在需要的情况下随时更换光模块,便于维修。
在具体实施时,本申请实施例提供的上述光模块3可为热插拔光模块。例如,可采用小型热插拔光模块(Small Form-factor Pluggable,简称SFP),也可以采用SFP+等其它热插拔光模块,在此不做限定。本申请实施例提供的上述网速测试装置中还包括用于实现网速测试的多个部件,实现网速测试的原理与现有的网速测试原理相同,此处不再赘述。
如下以SFP光模块为例对光模块金手指的各管脚作用进行具体说明。在光SFP光模块的末端的上下表面均包括边连接器,即金手指SFP光模块金手指包括20个管脚,其中每个表面所包括的管脚数量均为10个,底面包括的管脚为Pin1-Pin10,顶面包括的管脚为Pin11-Pin20。各管脚所传输的信号及功能说明如下表所示:
Figure PCTCN2019103429-appb-000001
在进行网速测试时,光线路终端(Optical Line Terminal,简称OLT)通过光纤与SFP模块相连,光模块的金手指通过插入连接座,连接座贴片在印刷电路板上 ,印刷电路板通过走线与主控芯片相连;上行测试信号由网速测试装置的主控芯片发出,经过连接端子将差分信号对输出到光模块发射端输入管脚,通过光模块光电转换作用,将光信号通过SFP光模块光端口输出;光模块在接收到下行光信号时,在模块内部进行光电转换将接收到的光信号转变为电信号,通过SFP光模块的金手指的差分线对输出,再经过连接座将差分信号传送给网速测试装置的主控芯片,由主控芯片接收并处理下行数据信息,由此完成上下行网速的测试。
本申请实施例提供的网速测试装置,包括:用于实现网速测试的印刷电路板,位于印刷电路板上的主控芯片,其特征在于,网速测试装置还包括:位于印刷电路板背离主控芯片一侧的连接座,以及插设于连接座的光模块;其中,连接座通过印刷电路板与主控芯片电连接;光模块包括多个用于传输信号的连接端子,连接座包括多个与各连接端子一一对应的连接卡槽;各连接端子以可插拔的方式连接于对应的各连接卡槽。在光模块损坏时,可以直接拔出连接座,可单独拆卸光模块,对光模块进行修改或更换,以减小修改难度。
如图1至图3所示,本申请某些实施例包括:底座1、支撑架2、光模块3,,还包括缓冲垫4,其中:
支撑架2固定于底座1,支撑架2远离底座1的一侧表面开设有容置槽5,包括设置于支撑架2罩口的解锁器6;
光模块3插设于支撑架2,包括与解锁器6匹配锁接的解锁件(图中未示出);
缓冲垫4容置于容置槽5,且与光模块3远离底座1的表面相抵接。
采用本技术方案的网速测速装置,在对光模块3进行固定时,首先,将光模块3从支撑架2的罩口插设于支撑架2;然后,将光模块3的解锁件与支撑架2上的解锁器6进行锁接;最后,将缓冲垫4设置于支撑架2的容置槽5,并将其压紧至光模块3。
这样,当本技术方案的网速测速装置在跌落时,由于光模块3受到解锁件以及解锁器6锁接的作用力,光模块3与支撑架2的摩擦力,以及缓冲垫4对光模块3的挤压力等,与现有技术相比,本技术方案的网速测速装置的光模块3不易从支撑架2中滑落,即光模块3与支撑架2的固定可靠性较高,从而有利于提高网速测速 设备的结构稳定性,延长其使用寿命。
如图2所示,在本申请某些实施例中,缓冲垫4与光模块3远离底座1的表面粘接。
通过将缓冲垫4与光模块3远离底座1的表面相粘接,可以在网速测速装置在跌落时,避免缓冲垫4与光模块3相脱离,这样有效的提高了缓冲垫4与光模块3接触的可靠性。
其中,缓冲垫4与光模块3远离底座1的表面的粘接方式不限,可以通过使用双面胶或者胶水等进行粘接。
在本申请某些实施例中,缓冲垫4与容置槽5的侧壁粘接。
由于缓冲垫4的尺寸小于容置槽5,这样可以将缓冲垫4与容置槽5相对的侧面通过双面胶或者胶水等进行粘接,以使缓冲垫4与光模块3可靠接触。例如,可以将缓冲垫4与容置槽5于底座垂直的一个或者多个侧面进行粘接。
在本申请某些实施例中,缓冲垫4过盈装配于容置槽5。
如图1至图3所示,在本申请某些实施例中,网速测速装置还包括设置于光模块3与缓冲垫4之间的散热片(图中未示出)。通过在光模块3与缓冲垫4之间设置散热片,可以在网速测速装置使用的过程中,加快光模块3的散热,从而有效的提高光模块3的性能,延长其使用寿命。
如图3所示,在本申请某些实施例中,网速测速装置还包括设置于缓冲垫4远离光模块3一侧的顶盖7,顶盖7与底座1紧固联接。
在本申请某些实施例中,缓冲垫4与顶盖7相抵接。
通过使顶盖7与缓冲垫4相抵接,可以在将顶盖7与底座1紧固之后,使缓冲垫4产生一定的形变,这样可以在网速测速装置跌落时,使缓冲垫4与光模块3有效的接触,并能够有效的抵消掉一部分跌落冲击力,避免网速测速装置被损坏。
缓冲垫的具体材质不限。在本申请某些实施例中,,缓冲垫的材质可以为泡棉或硅胶。
本申请的某些实施例中,提供的网速测速装置为手持式网速测速装置,可移动网速测速装置。显然,本领域的技术人员可以对本申请进行各种改动和变型而不脱离本申请的精神和范围。这样,倘若本申请的这些修改和变型属于本申请 权利要求及其等同技术的范围之内,则本申请也意图包含这些改动和变型在内。

Claims (8)

  1. 一种网速测速设备,其特征在于,包括:底座、支撑架、光模块以及缓冲垫,其中:
    所述支撑架固定于所述底座,所述支撑架远离所述底座的一侧表面开设有容置槽,所述支撑架的开口处设置有解锁器;
    所述光模块插设于所述支撑架,包括与所述解锁器匹配锁接的解锁件;
    所述缓冲垫容置于所述容置槽,且与所述光模块远离所述底座的表面相抵接。
  2. 如权利要求1所述的网速测速设备,其特征在于,所述缓冲垫与所述光模块远离所述底座的表面粘接。
  3. 如权利要求1所述的网速测速设备,其特征在于,所述缓冲垫与所述容置槽的侧壁粘接。
  4. 如权利要求1所述的网速测速设备,其特征在于,所述缓冲垫过盈装配于所述容置槽。
  5. 如权利要求1所述的网速测速设备,其特征在于,还包括设置于所述光模块与所述缓冲垫之间的散热片。
  6. 如权利要求1所述的网速测速设备,其特征在于,还包括设置于所述缓冲垫远离所述光模块一侧的顶盖,所述顶盖与所述底座紧固联接。
  7. 如权利要求6所述的网速测速设备,其特征在于,所述缓冲垫与所述顶盖相抵接。
  8. 如权利要求1~7任一项所述的网速测速设备,其特征在于,所述缓冲垫的材质为泡棉或硅胶。
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