High-integration-level optical module
By designing the snap-fit and limiting components, the problem of unstable optical module connection was solved, achieving a stable connection and efficient heat dissipation between the optical module and the heat sink, thereby improving the performance and space utilization of the optical module.
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-11-19
- Publication Date
- 2026-03-20
AI Technical Summary
Existing optical modules are difficult to control in terms of pigtail length during connection, occupy space, and the connection between the heat sink and the optical module is unstable, resulting in optical path misalignment and performance degradation.
The optical module base and the heat sink are physically connected by a snap-fit assembly and a limiting assembly. A stable connection is achieved through the cooperation of the snap-fit head and slot, the fixing rod and the cone head, and heat dissipation is achieved by heat sink fins.
This achieves a stable connection between the optical module base and the heat sink, reducing the impact of temperature on the connection and maintaining the performance stability and space utilization of the optical module.
Smart Images
Figure CN224020033U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to optical module technical field, concretely is a kind of high-integration optical module. BACKGROUND
[0002] In prior art, parallel optical module is interconnected with connector by MT tail fiber when using, the key device of this product includes VCSEL array or PIN detector array, optical coupling unit, MT tail fiber, connector etc., when using, this product is welded on printed board, while MT tail fiber is inserted into connector, the length of MT tail fiber needs to be strictly controlled in the process of connection, in addition, the tail fiber of parallel optical module also occupies the area of sub-board, reduces the space available in cabinet.
[0003] Optical module generates heat when working, needs to dissipate heat in time, guarantees the normal use of optical module, generally carries out heat dissipation treatment to optical module by heat sink, but the connection mode of heat sink and optical module is mostly glued together at present, but it needs to be solidified after glue dispensing, and its reliability also needs to be considered and verified, glue is prone to crack in stress and temperature cycle process, even causes the relative displacement of heat sink and optical module, causes optical path deviation, finally leads to performance degradation or failure of optical module. UTILITY MODEL CONTENT
[0004] The utility model aims at providing a kind of high-integration optical module to solve the problems raised in the above background.
[0005] To achieve the above object, the utility model provides the following technical scheme: a kind of high-integration optical module, including bottom shell, the inside of the bottom shell is provided with cover, the outside of the bottom shell is provided with connector, the inside of the bottom shell is provided with heat sink, the outside of the heat sink is provided with optical module pedestal, further include:
[0006] The clamping assembly for installing and limiting optical module pedestal is arranged on the heat sink, the outside of the clamping assembly is equipped with the limiting component of the connection strength between optical module pedestal and heat sink, the inside of the cover is provided with heat dissipation hole, the outside of heat dissipation hole is provided with dustproof plate fixed on the outside of cover.
[0007] Preferably, the outside of the heat sink is provided with evenly arranged heat dissipation fins.
[0008] Preferably, the clamping assembly includes clamping plate, the outside of the clamping plate is provided with clamping head, the inside of the optical module pedestal is provided with clamping groove matched with clamping head.
[0009] Preferably, the limiting component includes fixed rod arranged on clamping plate, the outside of the fixed rod is provided with taper head, the outside of the heat sink is provided with clamping hole.
[0010] Preferably, the limiting assembly further comprises a fixing shell mounted inside the heat dissipation plate, an inner portion of the fixing shell is provided with a buckle plate, an outer side of the buckle plate is provided with a mounting block, the outer side of the buckle plate is provided with a spring, and the outer side of the buckle plate is provided with a pressing rod.
[0011] Preferably, an outer side of the cover is provided with a limiting block, and an inner portion of the bottom shell is provided with a limiting groove matched with the limiting block.
[0012] Preferably, an inner wall of the bottom shell is provided with a sealing gasket for improving the sealing performance between the bottom shell and the cover.
[0013] Compared with the prior art, the utility model has the advantages that:
[0014] The utility model discloses a clamping head on the clamping plate is clamped into the clamping groove of the optical module base, and the clamping plate drives the fixed rod and the taper head to be inserted into the clamping hole during installation, the taper head is first inserted into the clamping hole with the smaller diameter, and the clamping plate is pushed upwards, and after being completely inserted, the clamping plate is clamped between the taper head and the fixed rod, so that the clamping plate is limited on the heat dissipation plate, when the clamping plate needs to be taken out, the front end of the clamping rod is lifted by pressing the pressing rod, the taper head is separated from the clamping plate, so that the clamping plate can be taken out, the optical module base and the heat dissipation plate are connected through the physical clamping mode, and are almost not affected by temperature, so that the connection firmness of the optical module base and the heat dissipation plate can be kept. BRIEF DESCRIPTION OF DRAWINGS
[0015] Figure 1 A structure schematic view of the high-integration optical module is provided in the utility model;
[0016] Figure 2 An inner structure schematic view of the bottom shell is provided in the utility model;
[0017] Figure 3 A structure schematic view of the heat dissipation plate and the optical module base is provided in the utility model;
[0018] Figure 4 A structure schematic view of the clamping assembly is provided in the utility model;
[0019] Figure 5 A structure schematic view of the fixing shell is provided in the utility model;
[0020] Figure 6 A structure schematic view of the clamping plate is provided in the utility model;
[0021] Figure 7 A structure schematic view of the cover is provided in the utility model.
[0022] As shown in the figure, the utility model discloses a high-integration optical module, including bottom shell 1, the inside of bottom shell 1 is provided with cover 2, cover 2 is clamped in the inside of bottom shell 1, and bottom shell 1 is closed, and the outside of bottom shell 1 is provided with connector 3, and connector 3 is fixedly installed on bottom shell 1, and the inside of bottom shell 1 is provided with heat dissipation plate 4, and the heat dissipation plate 4 is used to heat dissipation treatment to optical module, the outside of heat dissipation plate 4 is provided with optical module base 5, and various mechanisms of optical module are installed on optical module base 5, and further include: the clamping assembly 6 for installing the limit of optical module base 5 on heat dissipation plate 4 is set up on heat dissipation plate 4, and optical module base 5 is installed on heat dissipation plate 4 using clamping assembly 6, the outside of clamping assembly 6 is equipped with the limiting component 7 of the connecting strength between optical module base 5 and heat dissipation plate 4, the inside of cover 2 is provided with heat dissipation hole, and the outside of heat dissipation hole is provided with dustproof plate 8 fixed on the outside of cover 2. DETAILED DESCRIPTION
[0023] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.
[0024] Please refer to Figures 1-7 As shown in the figure, the utility model discloses a high-integration optical module, including bottom shell 1, the inside of bottom shell 1 is provided with cover 2, cover 2 is clamped in the inside of bottom shell 1, and bottom shell 1 is closed, and the outside of bottom shell 1 is provided with connector 3, and connector 3 is fixedly installed on bottom shell 1, and the inside of bottom shell 1 is provided with heat dissipation plate 4, and the heat dissipation plate 4 is used to heat dissipation treatment to optical module, the outside of heat dissipation plate 4 is provided with optical module base 5, and various mechanisms of optical module are installed on optical module base 5, and further include: the clamping assembly 6 for installing the limit of optical module base 5 on heat dissipation plate 4 is set up on heat dissipation plate 4, and optical module base 5 is installed on heat dissipation plate 4 using clamping assembly 6, the outside of clamping assembly 6 is equipped with the limiting component 7 of the connecting strength between optical module base 5 and heat dissipation plate 4, the inside of cover 2 is provided with heat dissipation hole, and the outside of heat dissipation hole is provided with dustproof plate 8 fixed on the outside of cover 2.
[0025] The outside of heat dissipation plate 4 is provided with evenly arranged heat dissipation fins, and the heat dissipation plate 4 and heat dissipation fins are used to dissipate the heat generated by optical module.
[0026] Clamping assembly 6 includes clamping plate 601, and the outside of clamping plate 601 is provided with clamping head 602, and clamping head 602 is fixedly installed on clamping plate 601, and the inside of optical module base 5 is provided with clamping groove matched with clamping head 602, and the clamping groove is opened in the inside of optical module base 5 and corresponds to the position of clamping head 602.
[0027] The limiting assembly 7 comprises a fixing rod 701 arranged on the clamping plate 601, the fixing rod 701 is fixedly installed on the clamping plate 601, the outer side of the fixing rod 701 is provided with a taper head 702, the taper head 702 is fixedly installed on the fixing rod 701, the outer side of the heat dissipation plate 4 is provided with a clamping hole 703, the clamping hole 703 is arranged on the heat dissipation plate 4 and is matched with the fixing rod 701; the limiting assembly 7 further comprises a fixing shell 704 installed in the heat dissipation plate 4, the fixing shell 704 is fixedly installed in the heat dissipation plate 4 and is communicated with the clamping hole 703, the inside of the fixing shell 704 is provided with a clamping plate 705, the outer side of the clamping plate 705 is provided with a mounting block 706, the mounting block 706 is rotatably installed in the fixing shell 704, the clamping plate 705 is fixedly installed on the mounting block 706, the outer side of the clamping plate 705 is provided with a spring 707, the top of the spring 707 is fixedly installed on the bottom of the clamping plate 705, the bottom of the spring 707 is welded in the fixing shell 704, the outer side of the clamping plate 705 is provided with a pressing rod 708, the pressing rod 708 is rotatably installed in the clamping plate 705. The clamping plate 601 drives the fixing rod 701 and the taper head 702 to be inserted into the clamping hole 703, the smaller end of the taper head 702 enters the clamping hole 703 first, the clamping plate 705 is pushed upward, and after the taper head 702 is completely inserted into the clamping hole 703, the clamping plate 705 is clamped between the taper head 702 and the fixing rod 701, so as to limit the clamping plate 601 on the heat dissipation plate 4, when the clamping plate 601 needs to be taken out, the front end of the clamping plate 705 is lifted by pressing the pressing rod 708, so that the taper head 702 is separated from the clamping plate 705, so that the clamping plate 601 can be taken out.
[0028] The outer side of the clamping cover 2 is provided with a limiting block 9, the bottom of the two sides of the clamping cover 2 is fixedly installed with the limiting block 9, the inside of the bottom shell 1 is provided with a limiting groove 10 matched with the limiting block 9, the clamping cover 2 is pressed downward to clamp the limiting block 9 in the limiting groove 10, so as to clamp and limit the clamping cover 2 in the bottom shell 1, when disassembling, the two sides of the clamping cover 2 are pressed to extrude the two sides of the clamping cover 2 to the middle part to separate the limiting block 9 from the limiting groove 10, so as to take out the clamping cover 2; the inner wall of the bottom shell 1 is provided with a sealing gasket 11 to improve the sealing between the bottom shell 1 and the clamping cover 2.
[0029] Working principle: when the light module base 5 is connected with the heat dissipation plate 4, the clamping head 602 on the clamping plate 601 is clamped into the clamping groove of the light module base 5, the clamping plate 601 drives the fixed rod 701 and the taper head 702 to be inserted into the clamping hole 703 during installation, the smaller end of the taper head 702 enters the clamping hole 703 first, pushes the buckling plate 705 upwards, and after completely entering, the buckling plate 705 is clamped between the taper head 702 and the fixed rod 701, so as to limit the clamping plate 601 on the heat dissipation plate 4, when the clamping plate 601 needs to be taken out, the front end of the buckling plate 705 is lifted by pressing the pressing rod 708, so that the taper head 702 is separated from the buckling plate 705, so that the clamping plate 601 can be taken out, the light module base 5 and the heat dissipation plate 4 are connected by physical clamping, and are almost not affected by temperature, so as to maintain the connection firmness of the light module base 5 and the heat dissipation plate 4.
[0030] It should be noted that, in the present document, relational terms such as first and second and the like can be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises", "comprising", or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus. An element proceeded by "comprises... a" does not, without more constraints, exclude the existence of additional identical elements in the process, method, article, or apparatus that comprises the element.
[0031] Although the embodiments of the present application have been shown and described, it is to be understood that for the purpose of the present application, the embodiments change, modify, replace, and vary in many ways without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.
Claims
1. A highly integrated optical module, comprising a base shell (1), wherein a cover (2) is disposed inside the base shell (1), a connector (3) is disposed on the outer side of the base shell (1), a heat sink (4) is disposed inside the base shell (1), and an optical module base (5) is disposed on the outer side of the heat sink (4), characterized in that, Also includes: A snap-fit assembly (6) is installed on the heat sink (4) to limit the installation of the optical module base (5). The snap-fit assembly (6) has a limiting assembly (7) on its outer side to limit the connection strength between the optical module base (5) and the heat sink (4). The inside of the cover (2) is provided with heat dissipation holes, and a dustproof plate (8) is fixed to the outside of the cover (2) on the outer side of the heat dissipation holes.
2. The highly integrated optical module according to claim 1, characterized in that: The heat sink (4) has uniformly arranged heat dissipation fins on its outer side.
3. The highly integrated optical module according to claim 1, characterized in that: The snap-fit assembly (6) includes a snap plate (601), a snap head (602) is provided on the outside of the snap plate (601), and a snap slot adapted to the snap head (602) is provided inside the optical module base (5).
4. A highly integrated optical module according to claim 3, characterized in that: The limiting component (7) includes a fixing rod (701) disposed on the card plate (601), a cone head (702) is disposed on the outside of the fixing rod (701), and a card hole (703) is disposed on the outside of the heat sink (4).
5. A highly integrated optical module according to claim 1, characterized in that: The limiting component (7) also includes a fixing shell (704) installed inside the heat sink (4). The fixing shell (704) has a buckle plate (705) inside, a mounting block (706) on the outside of the buckle plate (705), a spring (707) on the outside of the buckle plate (705), and a pressure rod (708) on the outside of the buckle plate (705).
6. A highly integrated optical module according to claim 1, characterized in that: The card cover (2) is provided with a limiting block (9) on the outside, and the bottom shell (1) is provided with a limiting groove (10) that is adapted to the limiting block (9).
7. A highly integrated optical module according to claim 1, characterized in that: The inner wall of the bottom shell (1) is provided with a sealing gasket (11) to improve the sealing between it and the cover (2).