CN211293376U - Improved optical module structure - Google Patents
Improved optical module structure Download PDFInfo
- Publication number
- CN211293376U CN211293376U CN201922497791.4U CN201922497791U CN211293376U CN 211293376 U CN211293376 U CN 211293376U CN 201922497791 U CN201922497791 U CN 201922497791U CN 211293376 U CN211293376 U CN 211293376U
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- circuit board
- inferior valve
- welding
- plastics inferior
- optical module
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Abstract
The utility model provides an optical module structure of improvement, which comprises a housin, the casing has plastics inferior valve and metal shielding cover, be equipped with circuit board and optical fiber splice on the plastics inferior valve, be equipped with many welding feet on the circuit board, be equipped with a plurality of through-holes that supply the welding foot to stretch out downwards on the plastics inferior valve, the welding foot is connected with the through-hole tight-fitting, the one end of plastics inferior valve is equipped with the elasticity pothook, the circuit board passes through the elasticity pothook and installs on the plastics inferior valve, be equipped with the fixture block on the plastics inferior valve, be equipped with the card hole on the curb plate of metal shielding cover, the metal shielding cover passes through the fixture block and installs on the plastics inferior. The utility model discloses can effectively avoid the problem that the short circuit takes place for the welding foot, the difficult slope that produces of welding foot is favorable to with butt joint and the welding operation of other products, improves welding quality and welding efficiency, simultaneously, prevents that optical module circuit board from taking place to squint or droing in the equipment process, improves the accuracy and the production efficiency of equipment.
Description
Technical Field
The utility model relates to a communication equipment technical field, concretely relates to optical module structure of improvement.
Background
With the progress of science and technology, optical communication products are more and more designed to be miniaturized and highly integrated, optical modules used for communication products are also developed towards miniaturization and high integration, and accordingly, the number and the types of optical devices integrated in the optical modules are also increased. Traditional optical module mainly by the upper cover, base and shielding metal shrapnel constitute, set up circuit board and optical fiber splice on the base, the base adopts the shaping of zinc alloy material usually, take place the short circuit problem for preventing welding foot on the circuit board and base contact, need set up very big through-hole and avoid this problem, because there is great interval between through-hole and the welding foot, lead to the welding foot to receive external factors (like the collision, produce the slope when extrudeing) the interference easily, there is great deviation in the position, be unfavorable for butt joint and the welding operation with other products, influence welding quality and welding efficiency.
SUMMERY OF THE UTILITY MODEL
The utility model discloses to the disappearance that prior art exists, provide an optical module structure of improvement, it can effectively avoid the welding foot to take place the problem of short circuit, and the welding foot is difficult to produce the slope, avoids the position of welding foot to produce the deviation, is favorable to with the butt joint and the welding operation of other products, improves welding quality and welding efficiency.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides an optical module structure of improvement, including the casing, the casing has plastics inferior valve and metal shielding cover, be equipped with circuit board and optical fiber splice on the plastics inferior valve, be equipped with many welding feet on the circuit board, be equipped with a plurality of through-holes that supply the welding foot downwardly extending on the plastics inferior valve, the welding foot is connected with the through-hole tight fit, the one end of plastics inferior valve is equipped with the elasticity pothook, the circuit board passes through the elasticity pothook and installs on the plastics inferior valve, the metal shielding cover includes the roof and the three curb plate of being connected with the roof, be equipped with the fixture block on the plastics inferior valve, be equipped with the card hole that corresponds with the fixture block on the curb plate of metal shielding cover, the metal shielding cover passes through the fixture block.
As a preferred scheme, the two rows of welding pins are arranged, the two rows of welding pins are respectively located on two sides of the circuit board, and the two rows of welding pins comprise a plurality of welding pins.
As a preferred scheme, the both sides of circuit board all are equipped with the welding foot connecting block, two rows the welding foot passes corresponding welding foot connecting block downwardly extending respectively, be equipped with the constant head tank that corresponds with the welding foot connecting block on the plastics inferior valve, the through-hole is located the constant head tank.
As a preferred scheme, the elastic clamping hook comprises a vertical plate and a transverse plate arranged at the upper end of the vertical plate, and when the circuit board is assembled, the lower surface of the transverse plate is in contact with the upper surface of the circuit board in a pressing mode.
Preferably, the elastic hook and the plastic lower shell are integrally formed.
Compared with the prior art, the utility model has obvious advantages and beneficial effects, particularly, the plastic is adopted to replace the traditional zinc alloy material forming lower shell, thereby effectively avoiding the problem of short circuit of the welding foot; the through holes which are tightly matched and connected with the welding pins are arranged on the plastic lower shell, so that the stability and the reliability of the welding pins are improved, the welding pins are not easy to incline due to interference of external factors, the position deviation of the welding pins is avoided, the butt joint and the welding operation with other products are facilitated, and the welding quality and the welding efficiency are improved; through set up elasticity pothook in the one end of plastics inferior valve, the buckle has the location to compress tightly the effect to the circuit board, prevents that optical module from taking place the skew or coming off at the circuit board in the assembling process, improves the accuracy and the production efficiency of equipment.
To more clearly illustrate the structural features and technical means of the present invention and the specific objects and functions achieved thereby, the present invention will be described in further detail with reference to the accompanying drawings and specific embodiments:
drawings
FIG. 1 is a schematic view of an assembly structure according to an embodiment of the present invention;
FIG. 2 is an exploded view of an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a plastic lower shell according to an embodiment of the present invention.
The attached drawings indicate the following:
10-a housing; 20-a plastic lower shell; 21-a fixture block;
22-a positioning groove; 221-a through hole; 23-elastic hook;
30-a metal shield; 31-a top plate; 32-side plate;
33-a clamping hole; 40-a circuit board; 41-welding a pin connecting block;
42-welding feet; 50-optical fiber joint.
Detailed Description
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the indicated position or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as appropriate by those of ordinary skill in the art.
As shown in fig. 1-3, an improved optical module structure includes a housing 10, the housing 10 has a plastic lower housing 20 and a metal shielding cover 30, the plastic lower housing 20 is provided with a circuit board 40 and an optical fiber connector 50, the circuit board 40 is provided with two rows of soldering pins 42, the two rows of soldering pins 42 are respectively located at two sides of the circuit board 40, the two rows of soldering pins 42 each include a plurality of soldering pins 42, two sides of the circuit board 40 are respectively provided with a soldering pin connecting block 41, the two rows of soldering pins 42 respectively penetrate through the corresponding soldering pin connecting blocks 41 to extend downward, the plastic lower housing 20 is provided with a plurality of through holes 221 for the soldering pins 42 to extend downward, the plastic lower housing 20 is provided with positioning grooves 22 corresponding to the soldering pin connecting blocks 41, the through holes 221 are located in the positioning grooves 22, and the soldering pins 42 are tightly connected to the through holes 221, one end of plastics inferior valve 20 is equipped with elasticity pothook 23, elasticity pothook 23 and plastics inferior valve 20 integrated into one piece, elasticity pothook 23 includes the riser and locates the diaphragm of riser upper end, and during the equipment of circuit board 40, the lower surface of diaphragm supports the press contact with the upper surface of circuit board 40, circuit board 40 is installed on plastics inferior valve 20 through elasticity pothook 23, metal shielding cover 30 includes roof 31 and the three curb plate 32 of being connected with roof 31, be equipped with fixture block 21 on the plastics inferior valve 20, be equipped with the card hole 33 that corresponds with fixture block 21 on the curb plate 32 of metal shielding cover 30, metal shielding cover 30 is installed on plastics inferior valve 20 through the cooperation of fixture block 21 with card hole 33.
In summary, the utility model adopts plastic to replace the traditional zinc alloy material forming lower shell, thereby effectively avoiding the short circuit problem of the welding foot; the through holes which are tightly matched and connected with the welding pins are arranged on the plastic lower shell, so that the stability and the reliability of the welding pins are improved, the welding pins are not easy to incline due to interference of external factors, the position deviation of the welding pins is avoided, the butt joint and the welding operation with other products are facilitated, and the welding quality and the welding efficiency are improved; through set up elasticity pothook in the one end of plastics inferior valve, the buckle has the location to compress tightly the effect to the circuit board, prevents that optical module from taking place the skew or coming off at the circuit board in the assembling process, improves the accuracy and the production efficiency of equipment.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, so any modifications, equivalent replacements, improvements, etc. made to the above embodiments by the technology of the present invention are all within the scope of the technical solution of the present invention.
Claims (5)
1. The utility model provides an optical module structure of improvement, a serial communication port, including the casing, the casing has plastics inferior valve and metal shielding cover, be equipped with circuit board and optical fiber splice on the plastics inferior valve, be equipped with many welding feet on the circuit board, be equipped with a plurality of through-holes that supply the welding foot to stretch out downwards on the plastics inferior valve, the welding foot is connected with the through-hole tight fit, the one end of plastics inferior valve is equipped with the elasticity pothook, the circuit board passes through the elasticity pothook and installs on the plastics inferior valve, the metal shielding cover includes roof and the three curb plate of being connected with the roof, be equipped with the fixture block on the plastics inferior valve, be equipped with the card hole that corresponds with the fixture block on the curb plate of metal shielding cover, the metal shielding cover passes through the.
2. An improved optical module structure as claimed in claim 1, wherein there are two rows of said soldering pins, the two rows of said soldering pins are respectively located at two sides of the circuit board, and each of the two rows of said soldering pins comprises a plurality of soldering pins.
3. An improved optical module structure as claimed in claim 2, wherein two rows of said solder pins respectively extend downward through the corresponding solder pin connecting blocks, and said plastic lower shell is provided with positioning grooves corresponding to the solder pin connecting blocks, and said through holes are located in the positioning grooves.
4. An improved optical module structure as claimed in claim 1, wherein said elastic hook comprises a vertical plate and a horizontal plate disposed at an upper end of the vertical plate, and when the circuit board is assembled, a lower surface of the horizontal plate is in contact with an upper surface of the circuit board.
5. An improved optical module structure as claimed in claim 1, wherein said elastic hook is integrally formed with the plastic lower case.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922497791.4U CN211293376U (en) | 2019-12-31 | 2019-12-31 | Improved optical module structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922497791.4U CN211293376U (en) | 2019-12-31 | 2019-12-31 | Improved optical module structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211293376U true CN211293376U (en) | 2020-08-18 |
Family
ID=72012312
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922497791.4U Active CN211293376U (en) | 2019-12-31 | 2019-12-31 | Improved optical module structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211293376U (en) |
-
2019
- 2019-12-31 CN CN201922497791.4U patent/CN211293376U/en active Active
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