CN213425278U

CN213425278U - Shell combination

Info

Publication number: CN213425278U
Application number: CN202022229859.3U
Authority: CN
Inventors: 张健; 王晓东; 许春锋
Original assignee: Jiangsu Fuhao Electronic Technology Co ltd
Current assignee: Jiangsu Fuhao Electronic Technology Co ltd
Priority date: 2020-10-09
Filing date: 2020-10-09
Publication date: 2021-06-11
Anticipated expiration: 2030-10-09

Abstract

The application discloses shell combination, it is used for acceping module component and is used for module component electric connection to mother circuit board, shell combination includes metal body, metal body includes anterior, back wall, roof, diapire and lateral wall, the body is equipped with accepts the chamber, it is located between anterior, back wall, roof, diapire and the lateral wall to accept the chamber, the front portion is equipped with the opening, the opening with accept the chamber intercommunication, wherein shell combination still includes the end foot portion that extends downwards from the diapire, the bottom of end foot portion is equipped with the bump, the bump is through the machine tooling shaping, perhaps, stamping forming technology forms. The bump is connected to the mother circuit board stably and reliably.

Description

Shell combination

Technical Field

The present application relates to the field of connectors, and more particularly, to a shell assembly.

Background

SFP (Small Form-factor plug modules), i.e. miniaturized, hot-pluggable optical transceiver modules, basically functions to implement photoelectric signal conversion in signal transmission. The SFP plug is one of connectors, and has the characteristics of small size, simple structure, hot plugging and the like, so that the SFP plug has great advantages in the aspects of maintenance and upgrading of a communication system. Many models of optical module products therefore tend to employ SFP plugs. The SFP plug transmits data through photoelectric conversion, and is usually plugged into a transmission port of a switch or a router to realize data transmission with the switch or the router. The SFP plug is required to be provided with a locking structure and an unlocking structure in the use process, so that the SFP plug can be effectively locked on a port of the switch, and when the SFP plug is required to be pulled out, the locking structure is unlocked through the unlocking structure, and the SFP plug can be smoothly separated from the switch.

SFP shell combination (SFP Cage) and SFP plug cooperation, prior art's shell combination is including being used for being connected to the terminal pin portion of mother circuit board, and the terminal pin is the slice, and is connected the installation with mother circuit board and is reliable and stablely inadequately.

SUMMERY OF THE UTILITY MODEL

The technical problem that this application will solve lies in: a housing assembly stably and reliably connected to a mother board is provided.

In order to solve the technical problem, the technical scheme of the application is as follows:

the utility model provides a shell combination, it is used for acceping module component and is used for module component electric connection to mother circuit board, shell combination includes metal body, metal body includes anterior, back wall, roof, diapire and lateral wall, the body is equipped with accepts the chamber, it is located between anterior, back wall, roof, diapire and the lateral wall to accept the chamber, the front portion is equipped with the opening, the opening with accept the chamber intercommunication, wherein shell combination still includes the end foot portion that extends downwards from the diapire, the bottom of end foot portion is equipped with the bump, the bump is for passing through machine tooling shaping, perhaps, stamping forming technology forms.

Compared with the prior art, the shell combination of this application still includes the terminal foot portion from diapire downwardly extending, the bottom of terminal foot portion is equipped with the bump, the bump is for forming through machine tooling, perhaps, stamping forming technology forms, and the bump is connected to the mother circuit board reliable and stable.

Further, the metal body comprises an upper shell and a lower shell, and the upper shell and the lower shell are fixed together through assembly; the terminal foot part is connected to the bottom wall of the upper shell or connected to the bottom wall of the lower shell.

Further, the lower shell comprises a first wall and two second walls extending upwards from two opposite sides of the first wall respectively, the upper shell comprises a third wall and two fourth walls extending downwards from two opposite sides of the third wall respectively, the first wall and the third wall are arranged in a facing manner, the second wall and the fourth wall are buckled together, and the end foot part is connected to the bottom of the fourth wall.

Furthermore, the fourth wall includes a wall portion and a protruding block protruding outward from the wall portion, the protruding block is provided with a screw hole penetrating along the up-down direction, and the screw hole is used for a screw to pass through to fix the shell assembly to the mother circuit board.

Further, the metal body still includes middle shielding piece, the upper end of middle shielding piece is connected in the roof, the lower part of middle shielding piece is connected in the diapire, middle shielding piece will accept the chamber and divide into first sub-chamber of acceping and the sub-chamber is acceptd to the second.

Further, metal ontology is including being close to anterior elasticity hasp piece, the elasticity hasp piece is located the below of acceping the chamber, the elasticity hasp piece is the cantilever form, the diapire is equipped with the channel of undercut backward, the elasticity hasp piece extends forward from the diapire edge that forms the channel, the channel includes first channel and second channel, first channel and second trench are located the opposite both sides of elasticity hasp piece width direction, the elasticity hasp piece is including the connecting portion of connecting the diapire and connecting in the free end of connecting portion front end, the free end is equipped with the through-hole that runs through along upper and lower direction, the through-hole is used for with butting connector hasp, the free end is the shape of falling V.

Further, the shell combination still includes the heat dissipation module, the heat dissipation module includes mounting bracket and radiating block, the mounting bracket includes roof and lateral wall, the roof of mounting bracket cover in metal body's roof, the lateral wall of mounting bracket cover in metal body's lateral wall, the roof of mounting bracket is equipped with the radiating groove, the lateral wall of mounting bracket is equipped with first hasp portion, metal body's lateral wall is equipped with second hasp portion, first hasp portion and second hasp portion hasp, the at least partial exposure of radiating block is located the radiating groove.

Furthermore, the first locking part is of a groove structure, the second locking part is of a bump structure, and at least part of the second locking part is accommodated in the first locking part.

Furthermore, the top wall of the metal body is provided with an installation groove, the radiating block is installed in the radiating groove, part of the radiating block is positioned in the radiating groove, and part of the radiating block is positioned in the accommodating groove; the fixed wall of the mounting rack is in a frame shape, and the mounting rack is abutted to the heat dissipation block.

Furthermore, middle shielding piece has back-off, lower back-off and back-off, go up the back-off detain hold with the roof of metal body, the bottom wall of metal body is held to the back-off, back-off detain hold with the back wall of metal body.

Drawings

FIG. 1 is a perspective view of a housing assembly according to an embodiment of the present application.

Fig. 2 is a perspective view of another perspective view of a housing assembly according to an embodiment of the present application.

FIG. 3 is a perspective view of a housing assembly according to an embodiment of the present application from yet another perspective.

Fig. 4 is an enlarged schematic view of a circled portion a of the housing assembly shown in fig. 1.

Fig. 5 is an enlarged schematic view of the circled portion B of the housing assembly shown in fig. 2.

Fig. 6 is an exploded perspective view of a housing assembly according to an embodiment of the present application.

FIG. 7 is a schematic perspective cross-sectional view of a housing assembly according to an embodiment of the present application.

Detailed Description

Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The embodiments described in the following exemplary embodiments do not represent all embodiments consistent with the present application. Rather, they are merely examples of apparatus and methods consistent with certain aspects of the present application, as detailed in the appended claims.

The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. As used in this application and the appended claims, the singular forms "a", "an", and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise.

It should be understood that the terms "first," "second," and the like as used in the description and in the claims, do not denote any order, quantity, or importance, but rather are used to distinguish one element from another. Similarly, the use of the terms "a" or "an" and the like do not denote a limitation of quantity, but rather denote the presence of at least one; "plurality" means two or more than two. Unless otherwise indicated, "front", "rear", "lower" and/or "upper" and the like are for convenience of description and are not limited to one position or one spatial orientation. The word "comprising" or "comprises", and the like, means that the element or item listed as preceding "comprising" or "includes" covers the element or item listed as following "comprising" or "includes" and its equivalents, and does not exclude other elements or items.

The piping connection assembly according to the exemplary embodiment of the present application will be described in detail below with reference to the accompanying drawings. The features of the following examples and embodiments can be supplemented or combined with each other without conflict.

As shown in fig. 1 to 7, a housing assembly 100 for receiving a module assembly and for electrically connecting the module assembly to a mother circuit board is provided.

The housing assembly 100 comprises a metal body 10, wherein the metal body 10 comprises a front portion 11, a rear wall 12, a top wall 13, a bottom wall 14 and side walls 15. The metal body 10 has a substantially rectangular parallelepiped shape.

The metal body 10 is provided with a receiving cavity 16, wherein the receiving cavity 16 is located between the front portion 11, the rear wall 12, the top wall 13, the bottom wall 14 and the side wall 15. The front portion 11 has an opening 111 communicating with the receiving cavity 16, the rear end of the bottom wall 14 has a through hole 142, the module assembly is received in the receiving cavity 16, the opening of the module assembly is close to the opening 111 of the front portion 11, and the mounting end of the module assembly extends from the receiving cavity 16 to beyond the bottom wall 14 for connecting to the mother circuit board. The mating plug connector can be inserted into the receiving cavity 16 from the opening 111 and connected with the module assembly, so as to electrically connect the module assembly and the mating connector.

Shell assembly 10 includes terminal foot portion 17 that extends downwards from diapire 14, the bottom of terminal foot portion 17 is equipped with salient point 171, salient point 171 is for forming through machine-shaping, or, stamping forming process forms. The leg portion 17 and the protruding point 171 are integrally formed with the side wall 15.

The metal body 10 includes an upper case 18 and a lower case 19, the upper case 18 and the lower case 19 are formed by stamping a metal material tape, and the upper case 18 and the lower case 19 are fixed together by assembling. The leg portion 17 is connected to the bottom wall 14 of the upper case 18 or to the bottom wall 14 of the lower case 19.

The lower housing 19 includes a first wall 41 and two second walls 42 extending upwardly from opposite sides of the first wall 41, respectively, and the upper housing 18 includes a third wall 51 and two fourth walls 52 extending downwardly from opposite sides of the third wall 51, respectively. The first wall 41 and the third wall 51 are disposed to face each other, the second wall 42 and the fourth wall 52 are fastened together, and the terminal foot 17 is connected to the bottom of the fourth wall 52. The fourth wall 52 includes a wall portion 521 and a bump 522 protruding outward from the wall portion 521, the bump 522 is provided with a screw hole 523 penetrating in the up-down direction, and the screw hole 523 is used for passing a screw to fix the case assembly to the mother circuit board. The projection 522 is substantially square and the threaded hole 523 is a circular hole, thereby facilitating the rotational mounting of the screw/bolt.

The metal body 10 further comprises an intermediate shielding sheet 21, the upper end of the intermediate shielding sheet 21 is connected to the top wall 13, the lower portion of the intermediate shielding sheet 21 is connected to the bottom wall 14, the intermediate shielding sheet 21 divides the accommodating cavity 16 into a first accommodating sub-cavity 161 and a second accommodating sub-cavity 162, and each accommodating sub-cavity can accommodate a corresponding module component. The intermediate shielding sheet 21 may shield electromagnetic interference between the first receiving sub-chamber 161 and the second receiving sub-chamber 162. The first receiving sub-cavity 161 and the second receiving sub-cavity 162 may be used to receive and mate with one plug connector, respectively.

The metal body 10 includes a resilient latch piece 22 near the front portion 11, the resilient latch piece 22 is located below the receiving cavity 16, and the resilient latch piece 22 is cantilevered.

The bottom wall 14 is provided with a rearwardly recessed channel 23 and a resilient catch tab 22 extends forwardly from the edge of the bottom wall defining the channel 141. The groove 23 includes a first groove 231 and a second groove 232, and the first groove 231 and the second groove 232 are located on opposite sides of the width direction of the resilient locking piece 22. The elastic latching piece 22 includes a connecting portion 221 connected to the bottom wall 14 and a free end 222 connected to the front end of the connecting portion 221, the free end 222 is provided with a through hole 223 penetrating along the up-down direction, the through hole 223 is used for latching with the butting connector, and the free end 222 is in an inverted V shape. The through hole 223 is in a triangular shape with a wide front end and a small rear end, so that the locking and unlocking of the connector are facilitated. The first sub-cavity 161 and the second sub-cavity 162 are provided with the elastic locking piece 22, and the first sub-cavity 161 and the second sub-cavity 162 are arranged in the same or similar way.

The case assembly 100 further includes a heat dissipation module 30, and the heat dissipation module 30 includes a mounting block 31 and a heat dissipation block 32. The heat dissipation module 30 is used for dissipating heat of the plug connector inserted into the receiving cavity 16 to the air, so as to reduce operation problems caused by temperature rise of the plug connector.

The mounting bracket 31 includes a top wall 311 and a side wall 312, and the top wall 311 of the mounting bracket 31 covers the top wall 13 of the metal body 10. The side wall 312 of the mounting bracket 31 covers the side wall 15 of the metal body 10, and the top wall 311 of the mounting bracket 31 is provided with a heat sink 313. The side wall 312 of the mounting bracket 31 is provided with a first locking portion 314, the side wall 15 of the metal body 10 is provided with a second locking portion 151, the first locking portion 314 and the second locking portion 151 are locked, and at least a portion of the heat dissipation block 32 is exposed from the heat dissipation groove 313, so that heat of the module assembly is dissipated.

The top wall 13 of the metal body 10 is provided with an installation groove 131, the installation groove 131 and the heat dissipation groove 313 are vertically arranged correspondingly, and the heat dissipation block 32 is installed on the heat dissipation groove 131. The heat slug 32 has a portion located in the mounting groove 131, and the heat slug 32 has a portion located in the receiving groove 16.

The first locking portion 314 is a groove structure, the second locking portion 151 is a bump structure, and at least a portion of the second locking portion 151 is received in the first locking portion 314. In the illustrated embodiment, the first locking portion 314 is a through hole, and the second locking portion 151 is a protrusion. The top wall 13 of the mounting bracket 31 is frame-shaped, and the mounting bracket 31 abuts against the heat dissipating block 32.

The heat sink 32 includes a lower heat sink 321, a middle heat sink 322, and an upper heat sink 333. The lower heat dissipation portions 321 protrude into the corresponding receiving cavities 16, and the lower heat dissipation portions 321 are in the shape of bosses. The middle heat sink member 322 is connected between the lower heat sink member 321 and the upper heat sink member 333, and plays a role of heat transfer. The upper heat dissipating part 333 is provided with a plurality of ribs 334 and grooves 335 between two adjacent ribs 334, and the arrangement of the ribs 334 and the grooves 335 enhances heat exchange with air, thereby enhancing the heat dissipating effect.

The middle shielding plate 21 has an upper reverse 211, a lower reverse 212 and a rear reverse 213, the upper reverse 211 is fastened to the top wall 13 of the metal body 10, the lower reverse 212 is fastened to the bottom wall 14 of the metal body 10, and the rear reverse 213 is fastened to the rear wall 12 of the metal body 10. The upper undercut 211, the lower undercut 212, and the rear undercut 213 may be formed by riveting or may be formed by welding separate members.

The shell assembly 100 includes a dome module 60, wherein the dome module 60 is mounted on the front portion 11 of the metal body 10. The elastic piece module 60 includes a frame body 61 and a plurality of elastic piece external members 62 disposed on the frame body 61, and the elastic piece external members 62 include an external member body 621 and an elastic portion 622 extending backward from the external member body 621. The kit body 621 is fixedly connected to the frame body 61, the elastic portion 622 is wavy, and a groove 623 is formed in the elastic portion 622. The provision of the spring modules 60 facilitates mounting of the housing assembly 100 to the frame of the stand.

Compared with the prior art, shell assembly 100 of this application still includes the terminal foot portion 17 from diapire 14 downwardly extending, the bottom of terminal foot portion 17 is equipped with bump 171, bump 171 is for forming through machining, perhaps, stamping forming process forms, and bump 171 is connected to the mother circuit board reliable and stable.

The present invention is not limited to the above-described embodiments, and those skilled in the art will be able to make various modifications without creative efforts from the above-described conception and within the scope of the present invention.

Claims

1. The utility model provides a shell combination, its is used for acceping module component and is used for module component electric connection to mother circuit board, shell combination includes metal body, metal body includes anterior, back wall, roof, diapire and lateral wall, the body is equipped with accepts the chamber, it is located between anterior, back wall, roof, diapire and the lateral wall to accept the chamber, the anterior opening that is equipped with, the opening with accept the chamber intercommunication, its characterized in that, shell combination still includes the end foot portion that extends downwards from the diapire, the bottom of end foot portion is equipped with the bump, the bump is through the machine tooling shaping, perhaps, stamping forming technology forms.

2. A shell assembly as defined in claim 1, wherein: the metal body comprises an upper shell and a lower shell, and the upper shell and the lower shell are fixed together through assembly; the terminal foot part is connected to the bottom wall of the upper shell or connected to the bottom wall of the lower shell.

3. A shell assembly as defined in claim 2, wherein: the lower casing includes first wall and two second walls that upwards extend respectively from the first opposite both sides of wall, go up the casing and include the third wall and from the two fourth walls of the opposite both sides downwardly extending respectively of third wall, first wall with the third wall sets up face to face, second wall and fourth wall lock are in the same place, end foot portion connects in the bottom of fourth wall.

4. A shell assembly as defined in claim 3, wherein: the fourth wall includes wall portion and the lug that stretches from wall portion to the evagination, the lug is equipped with the screw that runs through along upper and lower direction, the screw is used for the screw to pass and fixes the shell combination to mother circuit board.

5. A shell assembly as defined in claim 1, wherein: the metal body still includes middle shielding piece, the upper end of middle shielding piece is connected in the roof, the sub-unit connection of middle shielding piece is in the diapire, middle shielding piece will accept the chamber and divide into first sub-chamber of acceping and the sub-chamber is acceptd to the second.

6. A shell assembly as defined in claim 5, wherein: the metal body is including being close to anterior elasticity hasp piece, the elasticity hasp piece is located the below of acceping the chamber, the elasticity hasp piece is the cantilever form, the diapire is equipped with the channel of undercut backward, the elasticity hasp piece extends forward from the diapire edge that forms the channel, the channel includes first channel and second channel, first channel and second slot are located the opposite both sides of elasticity hasp piece width direction, the elasticity hasp piece is including the connecting portion of connecting the diapire and connecting in the free end of connecting portion front end, the free end is equipped with the through-hole that runs through along upper and lower direction, the through-hole is used for with butt connector hasp, the free end is the shape of falling V.

7. The shell assembly of claim 6, wherein: the shell combination still includes heat dissipation module, heat dissipation module includes mounting bracket and radiating block, the mounting bracket includes roof and lateral wall, the roof of mounting bracket cover in metal body's roof, the lateral wall of mounting bracket cover in metal body's lateral wall, the roof of mounting bracket is equipped with the radiating groove, the lateral wall of mounting bracket is equipped with first hasp portion, metal body's lateral wall is equipped with second hasp portion, first hasp portion and second hasp portion hasp, the at least partial exposure of radiating block is located the radiating groove.

8. The housing combination of claim 7, wherein: the first locking part is of a groove structure, the second locking part is of a bump structure, and at least part of the second locking part is accommodated in the first locking part.

9. The housing combination of claim 8, wherein: the top wall of the metal body is provided with an installation groove, the radiating block is installed in the radiating groove, part of the radiating block is positioned in the radiating groove, and part of the radiating block is positioned in the containing groove; the fixed wall of the mounting rack is in a frame shape, and the mounting rack is abutted to the heat dissipation block.

10. A shell assembly as defined in claim 9, wherein: the middle shielding piece is provided with an upper back-off, a lower back-off and a rear back-off, the upper back-off is buckled with the top wall of the metal body, the lower back-off is buckled with the bottom wall of the metal body, and the rear back-off is buckled with the rear wall of the metal body.