Infrared broadband spectrum light source module
By setting the filter on the outside in the infrared wide spectrum light source module and adopting threaded connection and limit stop ring design, the problem of inconvenient replacement of the filter is solved, and the convenient replacement and stability of the filter is achieved, and a variety of filter needs are adapted.
Patent Information
- Application Number
- CN202422203324.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-09-09
- Publication Date
- 2025-07-18
- Estimated Expiration
- 2034-09-09
AI Technical Summary
The filters of the existing infrared wide spectrum light source module are inconvenient to replace and cannot adapt to different filtering needs.
An infrared wide spectrum light source module is designed, in which the filter is arranged outside the light source and can be detached with the light source through a threaded connection. The filter mounting base and the connecting slot are used to ensure stability and convenient replacement using threaded connections and limit stop rings.
It realizes convenient replacement of filters, and can replace filters of different thicknesses as needed, adapt to different filter needs, and improves operational flexibility and stability.
Smart Images
Figure CN223122354U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to a field, and particularly relates to an infrared wide-spectrum light source module. Background Art
[0002] As a standard infrared radiation light source, the blackbody radiation source has an emissivity > 0.9 in a relatively wide spectral range. Each emitter of the blackbody radiation source has an independent integrated radiation element. Compared with the structure of filament winding, this design has higher efficiency, better mechanical stability, and stronger impact resistance. The radiation element is made of a high-melting-point metal with a nanostructured surface, which can improve the light emission rate. To obtain the maximum efficiency, each emitter can also be integrated with a reflector, which can guide the radiation emitted from the back to the outside of the window sealed and connected to the front of the housing. All sealed emitters are filled with nitrogen; it has a Winston cone collimator, which can narrow the emission angle. The system has characteristics such as pulsed broadband output, near-blackbody emission, and nanostructured radiation elements.
[0003] However, the filter of the current infrared wide-spectrum light source module is integrated inside the light source module and cannot replace filters with different thicknesses as needed to adapt to different filtering requirements. Summary of the Utility Model
[0004] The purpose of the utility model is to provide an infrared wide-spectrum light source module to solve the problem that the filter of the existing infrared wide-spectrum light source module is not easy to replace.
[0005] To solve the above technical problems, the present invention provides an infrared wide-spectrum light source module, which includes an infrared wide-spectrum light source and a filter; the infrared wide-spectrum light source includes a blackbody radiation source body, a light source emitter installed at the front end of the blackbody radiation source body, and an annular connection groove arranged around the light source emitter; the filter includes a filter mounting seat and a filter, the filter is installed in the middle of the filter mounting seat, and the filter is coaxially arranged with the light source emitter; on the side of the filter mounting seat facing the infrared wide-spectrum light source, there is an annular connection head that cooperates with the connection groove.
[0006] Further, the connection groove is an annular connection groove, and an internal thread is provided on the inner wall of the connection groove; the connection head is an annular connection head, and an external thread that is conformally matched with the internal thread is provided on the outer wall of the connection head.
[0007] Further, a filter mounting groove that penetrates the filter mounting seat and is conformally matched with the filter is provided in the middle of the filter mounting seat, and the filter is fixed in the filter mounting seat.
[0008] Further, a circular limiting retaining ring is provided on the side of the filter mounting groove away from the connector, and the limiting retaining ring is arranged along the inner wall of the filter mounting groove; an elastic retaining ring is provided on the side of the filter mounting groove connected to the connector, and the elastic retaining ring is arranged along the inner wall of the filter mounting groove.
[0009] Further, the limiting retaining ring is integrally formed with the filter mounting groove.
[0010] Further, a sealing ring is provided on the side of the filter mounting seat facing the blackbody radiation source body.
[0011] Further, the power supply module further includes a driving power supply, and the driving power supply is connected to the infrared wide-spectrum light source through a two-core lemo wire.
[0012] The beneficial effects of the present utility model are as follows: The filter in this application is arranged outside the infrared wide-spectrum light source and is detachably connected to the filter. The filter is very convenient to disassemble and assemble, and it is convenient to replace filters with different thicknesses according to needs during use to meet different filtering requirements. Description of the Drawings
[0013] The drawings described herein are used to provide a further understanding of the present application and constitute a part of the present application. The same reference numerals are used to represent the same or similar parts in these drawings. The schematic embodiments of the present application and their descriptions are used to explain the present application and do not constitute an improper limitation of the present application. In the drawings:
[0014] Figure 1 It is a schematic structural diagram when the infrared wide-spectrum light source and the filter of an embodiment of the present utility model are separated.
[0015] Figure 2 It is a schematic structural diagram of a filter mounting seat of an embodiment of the present utility model.
[0016] Figure 3 It is a cross-sectional view of a filter mounting seat of an embodiment of the present utility model.
[0017] Figure 4 It is a schematic structural diagram when the infrared wide-spectrum light source and the filter of an embodiment of the present utility model are installed together.
[0018] Among them: 1. Blackbody radiation source body; 2. Light source emitter; 3. Connection groove; 4. Filter mounting seat; 41. Elastic retaining ring; 42. Filter mounting groove; 43. Limiting retaining ring; 5. Filter; 6. Connector. Detailed Embodiments
[0019] Such as Figure 1 And Figure 4The infrared wide-spectrum light source module shown includes an infrared wide-spectrum light source and a filter; the infrared wide-spectrum light source includes a blackbody radiation source body 1, a light source emitter 2 installed at the front end of the blackbody radiation source body, and an annular connection groove 3 provided around the light source emitter 2; the filter includes a filter mount 4 and a filter 5, the filter 5 is installed in the middle of the filter mount 4, and the filter 5 is coaxially arranged with the light source emitter 2; on the side of the filter mount 4 facing the infrared wide-spectrum light source, there is an annular connection head 6 that matches the connection groove 3
[0020] In the present utility model, the filter is arranged outside the infrared wide-spectrum light source and is detachably connected to the filter. The filter is very convenient to disassemble and install, and it is convenient to replace filters with different thicknesses according to needs during use to meet different filtering requirements.
[0021] According to an embodiment of the present application, the connection groove 3 is a circular connection groove 3, and internal threads are provided on the inner wall of the connection groove 3; the connection head 6 is a circular connection head 6, and external threads that are conformally matched with the internal threads are provided on the outer wall of the connection head 6. By threadedly connecting the outer wide-spectrum light source and the filter, the operation is simple and convenient.
[0022] According to an embodiment of the present application, a filter mounting groove 42 that penetrates the filter mount 4 and is conformally matched with the filter 5 is provided in the middle of the filter mount 4, and the filter 5 is fixed in the filter mount 4. The filter 5 and the inner wall of the filter mounting groove 42 can be adhesively connected to fix the filter 5 and the filter mounting groove 42 together, with good stability.
[0023] According to an embodiment of the present application, as Figure 2 and Figure 3 shown, an annular limiting retaining ring 43 is provided on the side of the filter mounting groove 42 away from the connection head 6 along the inner wall of the filter mounting groove 42; an annular elastic retaining ring 41 is provided on the side of the filter mounting groove 42 connected to the connection head 6 along the inner wall of the filter mounting groove 42. When installing the filter 5, the elastic retaining ring 41 can be pulled to increase the diameter of the elastic retaining ring 41, and then the filter 5 can be installed into the filter mounting groove 42 from the elastic retaining ring 41; the material of the limiting retaining ring 43 is a rigid material, which is used to prevent the filter 5 from slipping out from the outside of the filter mounting groove 42; after the external acting force on the elastic retaining ring 41 is lost, it returns to its original state and forms a constraint on the filter 5 to prevent the filter 5 from slipping out from the inside of the filter mounting groove 42. When the filter is installed in place with the infrared wide-spectrum light source, the elastic retaining ring 41 contacts the front end of the light source emitter 2, which can not only play a certain role in squeezing and fixing the filter 5 to ensure the stability of the filter 5 during use, but also play a certain buffering role to avoid damaging the light source emitter 2 or the filter 5
[0024] According to an embodiment of the present application, a sealing ring (not shown in the figure) is provided on the side of the filter mount facing the blackbody radiation source body to achieve a sealed connection between the infrared wide-spectrum light source and the filter.
[0025] According to an embodiment of the present application, the limit retaining ring 43 is integrally formed with the filter mounting groove 42.
[0026] According to an embodiment of the present application, the power supply module further includes a driving power supply, and the driving power supply is connected to the infrared wide-spectrum light source through a two-core Lemo wire.
[0027] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention and not to limit them. Although the present invention has been described in detail with reference to the preferred embodiments, those of ordinary skill in the art should understand that the technical solutions of the present invention can be modified or equivalently replaced without departing from the spirit and scope of the technical solutions of the present invention, and they should all be covered within the scope of the claims of the present invention.
Claims
1. An infrared wide-spectrum light source module, characterized in that, It includes an infrared wide-spectrum light source and a filter; The infrared wide-spectrum light source includes a blackbody radiation source body, a light source emitter installed at the front end of the blackbody radiation source body, and an annular connecting groove arranged around the light source emitter; The filter includes a filter mount and a filter. The filter is installed in the middle of the filter mount, and the filter is coaxially arranged with the light source emitter; on the side of the filter mount facing the infrared wide-spectrum light source, there is an annular connecting head that cooperates with the connecting groove.
2. The infrared wide-spectrum light source module according to claim 1, wherein The connecting groove is an annular connecting groove, and internal threads are provided on the inner wall of the connecting groove; the connecting head is an annular connecting head, and external threads that are conformally matched with the internal threads are provided on the outer wall of the connecting head.
3. The infrared wide-spectrum light source module according to claim 2, characterized in that, A filter installation groove that penetrates the filter mount and is conformally matched with the filter is provided in the middle of the filter mount, and the filter is fixed in the filter mount.
4. The infrared wide-spectrum light source module according to claim 3, wherein On the side of the filter installation groove away from the connecting head, there is an annular limiting retaining ring arranged along the inner wall of the filter installation groove; on the side of the filter installation groove connected to the connecting head, there is an annular elastic retaining ring arranged along the inner wall of the filter installation groove.
5. The infrared wide-spectrum light source module according to claim 4, characterized in that The limiting retaining ring is integrally formed with the filter installation groove.
6. The infrared wide-spectrum light source module according to claim 1, wherein A sealing ring is provided on the side of the filter mount facing the blackbody radiation source body.