CN210183670U

CN210183670U - RF module and router comprising same

Info

Publication number: CN210183670U
Application number: CN201920489140.8U
Authority: CN
Inventors: 罗闯; 崔长将
Original assignee: Cambridge Industries Shanghai Co Ltd; Zhejiang Cambridge Electronic Technology Co Ltd
Current assignee: CIG Shanghai Co Ltd
Priority date: 2019-04-11
Filing date: 2019-04-11
Publication date: 2020-03-24
Anticipated expiration: 2029-04-11

Abstract

The utility model provides a RF module reaches router including it, the RF module is used for being connected to on the PCB, the RF module includes RF component and optical module, and it still includes integrated casing, the RF component with the optical module all integrates on the integrated casing, integrated casing is used for being connected to on the PCB. The RF module and the router comprising the same adopt an integrated installation mode, namely, an RF element and an optical module are arranged on an integrated shell, and then the integrated shell is installed on a PCB, so that the traditional mode that the RF element and the optical module are respectively installed on the PCB is replaced, the space utilization rate is improved, the hardware wiring and the area utilization of the PCB are facilitated, the internal fiber winding of the RF module is also better improved, and the router is simple to operate, convenient and fast in installation. Since the RF module is integrated in the integrated housing as a separate entity, it is also easier and faster to perform maintenance operations.

Description

RF module and router comprising same

Technical Field

The utility model relates to an electronic circuit layout field, in particular to RF module reaches router including it.

Background

Generally, an RF (Radio Frequency, acronym) module refers to a module for processing an RF signal (i.e., a Radio Frequency signal). The RF module is used to generate and receive a radio signal and convert the received RF signal into an IF (intermediate frequency) signal, and then demodulate the IF signal to detect a video signal or an audio signal, or scan the IF signal by frequency to extract waveforms of different frequencies. The RF module is generally attached to a Printed Circuit Board (PCB) while being mounted in various electronic devices, and then the electronic devices perform various functions through various types of semiconductor devices disposed on the PCB.

At present, when the RF module is installed, a separate installation method is generally adopted, that is, the RF module and the optical module are installed on a PCB by using an SMT process and according to the layout of hardware, so as to achieve the connection and application between the RF modules. However, when the layout and installation are performed in this way, the operation is complicated, the hardware layout, the internal fiber winding and the like of the module structure are difficult to meet the rigid requirements of the installation regulation, the construction process requirement degree is high, the space utilization rate of the PCB is low, and in addition, when the optical module and the RF element are directly connected with the PCB during maintenance, the operation requirement is also high.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide a RF module and router including it in order to overcome among the prior art RF module and PCB separately install the defect that the technological requirement is high, PCB's space utilization is low.

The utility model discloses an above-mentioned technical problem is solved through following technical scheme:

an RF module for connection to a PCB, said RF module comprising an optical module and RF components, characterized in that said RF module further comprises an integrated housing, said RF components and said optical module being integrated into said integrated housing, said integrated housing for connection to said PCB. The integrated shell integrates the RF element and the optical module into a whole structure, so that the installation mode of the RF element and the optical module is simplified, and the space utilization rate of the PCB is improved.

Preferably, the integrated housing is a shielding structure, and the integrated housing has:

a mounting plate for connecting to the PCB;

the shielding cover is pressed on the mounting plate and connected to the mounting plate, the shielding cover and the mounting plate enclose an accommodating space, one end of the RF element and one end of the optical module are both located in the accommodating space, and the other end of the RF element extends out of the side wall of the shielding cover to form the accommodating space. The shielding cover can block signal influence on the RF module caused by other elements near the RF module, namely, the shielding cover plays a role in shielding interference signals.

Preferably, a side wall of the shielding cover corresponding to the optical module is provided with an optical fiber access port.

Preferably, the RF element and the optical module are both connected to the mounting plate by welding.

Preferably, the shield case includes:

the shielding frame is arranged in a pressing mode and connected to the mounting plate;

the shielding lid, the shielding lid press locate and be connected in the shielding frame, the shielding lid with the mounting panel sets up relatively, the shielding lid the shielding frame with the mounting panel encloses into the accommodation space, the other end of RF component certainly the lateral wall of shielding frame extends the accommodation space, the shielding lid is made by transparent material.

The utility model also provides a router, its characterized in that, router include PCB and as above the RF module, integrated casing connect in PCB.

Preferably, the integrated housing is detachably connected to the PCB.

Preferably, a first mounting hole is formed in one side, facing the PCB, of the integrated housing, a second mounting hole is formed in a position, corresponding to the first mounting hole, of the PCB, and the integrated housing is connected to the PCB through a fastener, the first mounting hole and the second mounting hole.

Preferably, the outer edge of the mounting plate is provided with an extension portion, and the first mounting hole is disposed in and penetrates through the extension portion.

Preferably, the fastener is a screw. The RF module and the PCB are installed simply and quickly through screws, the operation is easy, and the maintainability is greatly enhanced.

The utility model discloses an actively advance the effect and lie in:

the RF module and the router comprising the same adopt an integrated installation mode, namely, an RF element and an optical module are arranged on an integrated shell, and then the integrated shell is installed on a PCB, so that the traditional mode that the RF element and the optical module are respectively installed on the PCB is replaced, the space utilization rate is improved, the hardware wiring and the area utilization of the PCB are facilitated, the internal fiber winding of the RF module is also better improved, and the router is simple to operate, convenient and fast in installation. Since the RF module is integrated in the integrated housing as a separate entity, it is also easier and faster to perform maintenance operations.

Drawings

Fig. 1 is a schematic diagram of a partial structure of a router according to the present invention.

Fig. 2 is a schematic structural diagram of the RF module of the present invention.

Fig. 3 is a schematic structural diagram of the RF module of the present invention.

Description of reference numerals:

RF module 1

RF element 11

Optical module 12

Integrated housing 13

Mounting plate 131

Shielding frame 132

Shield cover 133

Fiber optic access port 14

PCB2

Screw 3

Detailed Description

The present invention will be more clearly and completely described below with reference to the accompanying drawings.

As shown in fig. 1 to 3, the present invention provides an RF module and a router including the same, wherein the RF module 1 is used for connecting to a PCB2, and includes an optical module 12 and an RF element 11. The RF module 1 further includes an integrated housing 13, the optical module 12 and the RF component 11 of the RF module 1 are integrated on the integrated housing 13, and the integrated housing 13 is connected to the PCB 2.

The integrated housing 13 is a shielding structure, and has a mounting plate 131 and a shielding cover, the mounting plate 131 is used for connecting the RF module 1 to the PCB2, the shielding cover is pressed on and connected to the mounting plate 131, and encloses an accommodating space with the mounting plate 131, and one end of the RF element 11 and a part of the optical module 12 are located in the accommodating space. The shielding structure can block the signal influence on the RF module 1 caused by other elements nearby, i.e. it can shield the interference signal. The RF element 11 and the optical module 12 are connected to the mounting board 131 by welding. The side of the RF element 11 facing the PCB2 is attached to the mounting board 131 by soldering, or a recess may be provided in the mounting board 131 where the RF element 11 is placed and then soldered to the mounting board 131. For better mounting effect, other mounting methods may be used to connect the RF element 11 and the mounting plate 131 and the optical module 12 and the mounting plate 131. In other embodiments, the RF element 11 and the shielding can are connected to achieve the effect of integrating the RF element 11 and the integrated housing 13.

An optical fiber access port 14 is disposed on a sidewall of the shielding case and a sidewall corresponding to the optical module 12, and is used for introducing an optical fiber into the RF module 1, so as to implement a corresponding function of the RF module 1.

The shield case includes a shield frame 132 and a shield cover 133, and the shield cover 133 is made of a transparent material. The shielding frame 132 is pressed and connected to the mounting plate 131, the shielding cover 133 is pressed and connected to the shielding frame 132, the shielding cover 133 is disposed opposite to the mounting plate 131, the shielding cover 133, the shielding frame 132 and the mounting plate 131 enclose the accommodating space, and one end of the RF element 11 extends out of the accommodating space from the sidewall of the shielding frame 132.

The utility model provides a router includes PCB2 and RF module 1 as above, and RF module 1's integrated casing 13 is connected in PCB 2. The integrated shell 13 is detachably connected with the PCB 2. Preferably, there is an extension part on the mounting plate 131 of the integrated housing 13, a first mounting hole is provided on the extension part toward the side of the PCB2, a second mounting hole is provided on the PCB2 at a position corresponding to the first mounting hole, and the extension part of the integrated housing 13 is screwed into the first and second mounting holes by fasteners, i.e., the integrated housing 13 and the PCB2 are connected. Preferably, the connection is made using screws 3, which are simple and quick to install, easy to operate and greatly enhanced in maintainability. Alternatively, other attachment means may be used to fixedly attach the integrated housing 13 to the PCB2, such as soldering.

Although specific embodiments of the present invention have been described above, it will be understood by those skilled in the art that this is by way of example only and that the scope of the invention is defined by the appended claims. Various changes and modifications to these embodiments may be made by those skilled in the art without departing from the spirit and the principles of the present invention, and these changes and modifications are all within the scope of the present invention.

Claims

1. An RF module for connection to a PCB, said RF module comprising an optical module and RF components, characterized in that said RF module further comprises an integrated housing, said RF components and said optical module being integrated into said integrated housing, said integrated housing for connection to said PCB.

2. The RF module of claim 1 wherein the integrated housing is a shielding structure and the integrated housing has:

a mounting plate for connecting to the PCB;

the shielding cover is pressed on the mounting plate and connected to the mounting plate, the shielding cover and the mounting plate enclose an accommodating space, one end of the RF element and one end of the optical module are both located in the accommodating space, and the other end of the RF element extends out of the side wall of the shielding cover to form the accommodating space.

3. The RF module of claim 2 wherein a side wall of the shield corresponding to a side wall of the optical module has a fiber access port.

4. The RF module of claim 2 wherein said RF element and said optical module are each attached to said mounting plate by welding.

5. The RF module of claim 2 wherein the shield comprises:

6. A router comprising a PCB and at least one RF module of claim 1, the integrated housing being connected to the PCB.

7. The router of claim 6, wherein the integrated housing is removably connected to the PCB.

8. The router of claim 7, wherein the integrated housing has a first mounting hole on a side facing the PCB, and a second mounting hole on the PCB corresponding to the first mounting hole, wherein the integrated housing is connected to the PCB by a fastener, the first mounting hole and the second mounting hole.

9. A router, characterized in that the router comprises a PCB and at least one RF module according to any of claims 2-5, the integrated housing being connected to the PCB.

10. The router of claim 9, wherein the integrated housing is removably connected to the PCB.

11. The router of claim 10, wherein the integrated housing has a first mounting hole on a side thereof facing the PCB, and a second mounting hole on the PCB at a position corresponding to the first mounting hole, wherein the integrated housing is connected to the PCB by a fastener, the first mounting hole and the second mounting hole.

12. The router of claim 11, wherein an outer edge of the mounting plate is provided with an extension, the first mounting hole being provided in and extending through the extension.

13. The router of claim 12, wherein said fasteners are screws.