Dehumidification subassembly and have its optical module
阅读说明:本技术 除湿组件及具有其的光模块 (Dehumidification subassembly and have its optical module ) 是由 于登群 于 2018-06-27 设计创作,主要内容包括:本申请揭示了一种除湿组件及具有其的光模块,除湿组件包括水分收集部及与水分收集部相连的水分蒸发部,水分蒸发部周围的蒸发强度大于水分收集部周围的蒸发强度,水分收集部用于吸收水分,水分蒸发部用于蒸发水分收集部收集的水分。本申请的除湿组件可通过水分收集部的吸水作用及水分蒸发部的蒸发作用实现除湿,当除湿组件用于光模块中时,除湿组件可有效降低胶水及水汽敏感器件区域的水分含量,从而避免水分影响胶水及水汽敏感器件的功效。(The application discloses dehumidification subassembly and have its optical module, the dehumidification subassembly includes moisture collection portion and the moisture evaporation portion that links to each other with moisture collection portion, and the evaporation intensity around the moisture evaporation portion is greater than the evaporation intensity around the moisture collection portion, and the moisture collection portion is used for absorbing moisture, and the moisture evaporation portion is used for evaporating the moisture that the moisture collection portion collected. The dehumidification is realized to dehumidification subassembly accessible moisture collection portion's the water absorption and the evaporation of moisture evaporation portion, and when the dehumidification subassembly was arranged in the optical module, the dehumidification subassembly can effectively reduce the regional moisture content of glue and the sensitive device of steam to avoid moisture to influence the efficiency of glue and the sensitive device of steam.)
1. The dehumidification assembly is characterized by comprising a moisture collection part and a moisture evaporation part connected with the moisture collection part, wherein the evaporation intensity around the moisture evaporation part is greater than that around the moisture collection part, the moisture collection part is used for absorbing moisture, and the moisture evaporation part is used for evaporating the moisture collected by the moisture collection part.
2. A dehumidifying assembly as claimed in claim 1 wherein the moisture of the moisture collecting portion reaches the moisture evaporating portion by a capillary phenomenon.
3. A dehumidifying module as claimed in claim 1 wherein the dehumidifying module comprises capillary fibres which transport moisture from the moisture collecting section to the moisture evaporating section.
4. A dehumidifying assembly as claimed in claim 1 wherein the intensity of airflow around the moisture evaporating portion is greater than the intensity of airflow around the moisture collecting portion.
5. An optical module is characterized by comprising a shell and a dehumidifying component arranged in the shell; the dehumidification assembly comprises a moisture collection part and a moisture evaporation part connected with the moisture collection part, the evaporation intensity of the moisture evaporation part is greater than that of the moisture collection part, the moisture collection part is used for absorbing moisture, and the moisture evaporation part is used for evaporating the moisture collected by the moisture collection part; the moisture collection portion and the moisture evaporation portion are located at different positions within the housing.
6. The optical module of claim 5, wherein the optical module comprises an optoelectronic device and an electronic chip, the moisture collector is disposed adjacent to the optoelectronic device, and the moisture evaporator is disposed adjacent to the electronic chip.
7. The optical module according to claim 6, wherein the optical module includes an accommodating space and a heat generating region, the moisture collecting portion is located in the accommodating space, and the moisture evaporating portion is located outside the accommodating space.
8. The optical module of claim 7, wherein the moisture removal component comprises capillary fibers that transport moisture from the moisture collection section to the moisture evaporation section.
9. The light module of claim 8, wherein the moisture removal component is a capillary fiber tape.
10. The optical module according to claim 9, wherein the heat generating region includes a housing, a printed circuit board, and a heat generating device on the printed circuit board, heat conduction exists between the housing and the heat generating device, and the moisture evaporation unit is attached to the housing.
Technical Field
The application relates to the technical field of optical communication element manufacturing, in particular to a dehumidification assembly and an optical module with the dehumidification assembly.
Background
Currently, a large amount of glue is required in an optical module to achieve loading of multiple components in the optical module, however, moisture accelerates the aging of the glue, resulting in failure of multiple components or failure of the entire optical module.
In addition, other moisture sensitive devices in the optical module may also be affected by moisture during use, resulting in failure.
Disclosure of Invention
An embodiment of the application provides a dehumidification subassembly, it can utilize evaporation to realize the dehumidification, the dehumidification subassembly include moisture collection portion and with the moisture evaporation portion that moisture collection portion links to each other, evaporation strength around the moisture evaporation portion is greater than evaporation strength around the moisture collection portion, the moisture collection portion is used for absorbing moisture, the moisture evaporation portion is used for evaporating the moisture that the moisture collection portion was collected.
In one embodiment, the moisture in the moisture collecting part reaches the moisture evaporating part by a capillary phenomenon.
In one embodiment, the moisture removal component includes capillary fibers that transport moisture from the moisture collection section to the moisture evaporation section.
In one embodiment, the intensity of the air flow around the moisture evaporation portion is greater than the intensity of the air flow around the moisture collection portion.
An embodiment of the application provides an optical module, which comprises a shell and a dehumidifying assembly arranged in the shell; the dehumidification assembly comprises a moisture collection part and a moisture evaporation part connected with the moisture collection part, the evaporation intensity of the moisture evaporation part is greater than that of the moisture collection part, the moisture collection part is used for absorbing moisture, and the moisture evaporation part is used for evaporating the moisture collected by the moisture collection part; the moisture collection portion and the moisture evaporation portion are located at different positions within the housing.
In one embodiment, the optical module includes an optoelectronic device and an electronic chip, the moisture collector is disposed adjacent to the optoelectronic device, and the moisture evaporator is disposed adjacent to the electronic chip.
In one embodiment, the optical module includes an accommodating space and a heating area, the moisture collecting portion is located in the accommodating space, and the moisture evaporating portion is located outside the accommodating space.
In one embodiment, the moisture removal component includes capillary fibers that transport moisture from the moisture collection section to the moisture evaporation section.
In one embodiment, the moisture removal component is a capillary fiber tape.
In one embodiment, the heating area includes a housing, a printed circuit board, and a heating device on the printed circuit board, heat conduction exists between the housing and the heating device, and the moisture evaporation portion is attached to the housing.
Compared with the prior art, the dehumidification is realized to the water absorption of dehumidification subassembly accessible moisture collection portion and the evaporation of moisture evaporation portion of the technical scheme of this application, and when the dehumidification subassembly was arranged in the optical module, the dehumidification subassembly can effectively reduce the regional moisture content of glue and the sensitive device of steam to avoid moisture to influence the efficiency of glue and the sensitive device of steam.
Drawings
FIG. 1 is a schematic view of a dehumidification assembly according to an embodiment of the present application;
fig. 2 is a cross-sectional view of an optical module according to an embodiment of the present application;
fig. 3 is an exploded view of an optical module according to an embodiment of the present application.
Detailed Description
The present application will now be described in detail with reference to specific embodiments thereof as illustrated in the accompanying drawings. These embodiments are not intended to limit the present application, and structural, methodological, or functional changes made by those skilled in the art according to these embodiments are included in the scope of the present application.
In the various illustrations of the present application, certain dimensions of structures or portions may be exaggerated relative to other structures or portions for ease of illustration and, thus, are provided to illustrate only the basic structure of the subject matter of the present application.
Also, terms used herein such as "upper," "above," "lower," "below," and the like, denote relative spatial positions of one element or feature with respect to another element or feature as illustrated in the figures for ease of description. The spatially relative positional terms may be intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "below" or "beneath" other elements or features would then be oriented "above" the other elements or features. Thus, the exemplary term "below" can encompass both an orientation of above and below. The device may be otherwise oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
Fig. 1 is a schematic diagram of a
The
The moisture collecting
The
The evaporation intensity around the
The
In a specific example, the
The
The
In addition, the
The
The
The second evaporation intensity is greater than the first evaporation intensity, that is, the evaporation intensity around the
The
That is, the first region S1 and the second region S2 are two different regions, the
The
The moisture of the
Specifically, the
That is, the
Here, the
It is understood that the
In practical operation, the capillary fibers of the
In the present embodiment, the temperature of the second region S2 is greater than the temperature of the first region S1.
That is, the temperature around the
In this case, the evaporation intensity of the moisture is controlled by the temperature, and the higher the temperature is, the higher the evaporation intensity of the moisture is.
Here, the temperature can be regulated by a heating part, a heat radiating part, and the like.
Alternatively, the airflow intensity of the second region S2 is greater than the airflow intensity of the first region S1.
That is, the intensity of the air flow around the
In this case, the evaporation intensity of the moisture is controlled by the airflow intensity, and the higher the airflow intensity is, the higher the evaporation intensity of the moisture is.
Here, the air flow intensity can be controlled by an air blowing part, a vacuum part, and the like.
Still alternatively, the degree of openness of the second region S2 is greater than the degree of openness of the first region S1.
That is, the degree of openness of the area around the
In this case, the evaporation intensity of the water is controlled by the degree of opening of the region, and the higher the degree of opening, the higher the evaporation intensity of the water.
Here, the "degree of opening" refers to the degree of communication between the corresponding region and the outside, and for example, the degree of opening of the closed space is smaller than the degree of opening of the open space.
It is understood that the first area S1 and the second area S2 may be different in only one of temperature, airflow intensity or openness, or may be different in a plurality of temperatures, airflow intensities or openness, which may be determined according to actual situations.
With reference to fig. 2 and fig. 3, an embodiment of the present application further provides an
The
The
The evaporation intensity of the
The
The
Here, the photoelectric device may be a moisture sensitive device in the
Specifically, the
The
Here, the
The part of the
Referring to fig. 3, the
At this time, the
The
Here, the
The
The
Of course, other regions may be included between the
The
Here, the
Since the temperature of the
Moreover, since the temperature of the
In addition, the airflow strength of the
In conclusion, dehumidification is realized to the water absorption of this application dehumidification subassembly accessible moisture collection portion and the evaporation of moisture evaporation portion, and when the dehumidification subassembly was arranged in the optical module, the dehumidification subassembly can effectively reduce the regional moisture content of glue and the sensitive device of steam to avoid moisture to influence the efficiency of glue and the sensitive device of steam.
It should be understood that although the present description refers to embodiments, not every embodiment contains only a single technical solution, and such description is for clarity only, and those skilled in the art should make the description as a whole, and the technical solutions in the embodiments can also be combined appropriately to form other embodiments understood by those skilled in the art.
The above list of details is only for the concrete description of the feasible embodiments of the present application, they are not intended to limit the scope of the present application, and all equivalent embodiments or modifications that do not depart from the technical spirit of the present application are intended to be included within the scope of the present application.
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