CN220650481U - Tower type light source - Google Patents
Tower type light source Download PDFInfo
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- CN220650481U CN220650481U CN202321552113.3U CN202321552113U CN220650481U CN 220650481 U CN220650481 U CN 220650481U CN 202321552113 U CN202321552113 U CN 202321552113U CN 220650481 U CN220650481 U CN 220650481U
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- 238000003384 imaging method Methods 0.000 claims abstract description 18
- 238000005286 illumination Methods 0.000 claims abstract description 17
- 230000017525 heat dissipation Effects 0.000 claims description 5
- 238000001514 detection method Methods 0.000 abstract description 23
- 230000000007 visual effect Effects 0.000 abstract description 9
- 238000000605 extraction Methods 0.000 abstract description 3
- 238000003491 array Methods 0.000 description 6
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000011358 absorbing material Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
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Abstract
The utility model belongs to the technical field of machine vision, and particularly relates to a tower type light source, which comprises a tower type base cover with a downward opening and a through hole at the upper end, a light-emitting module arranged on the inner side wall of the tower type base cover, and an imaging module arranged at the upper end of the tower type base cover and covering and pressing the through hole. The object to be detected is placed in the tower-type foundation cover, each light-emitting module emits light to irradiate the object to be detected, the imaging module is used for acquiring an image of the object to be detected, the acquired image is detected through the image detection algorithm to acquire related information of the object to be detected, the object to be detected can be placed in the tower-type foundation cover through the related information extraction features, the external light source is prevented from influencing the imaging of the object to be detected, the light-emitting module emits light to irradiate the object to be detected, the visual field illumination uniformity is improved, the higher image contrast is obtained, and the uniformity is better. The image processing algorithm is simplified, so that the detection precision and the detection efficiency are improved, and the efficiency is greatly improved.
Description
Technical Field
The utility model belongs to the technical field of machine vision, and particularly relates to a tower type light source.
Background
The visual detection technology is to identify and measure an object to be detected by replacing human eyes with a machine, generally, an image of the object to be detected is obtained through a camera device, and then the obtained image is detected through an image detection algorithm to obtain related information of the object to be detected, so that characteristics can be extracted through the related information, and the detection purpose is realized. Therefore, in order to ensure the imaging quality of the imaging device, the visual detection device needs to be provided with a light source for detection operation, but the selection of the light source is important because of the variety of shapes of objects to be detected, and the strip light source is widely applied to the field of visual detection nowadays.
The Chinese patent literature publication number is: CN218154100U discloses a strip light source of different illumination angles, comprising: the light guide device comprises a shell, wherein a control board and a light-emitting circuit board are arranged in the shell, and a light guide opening is formed in the shell and is opposite to a light-emitting surface of the light-emitting circuit board; the light-emitting circuit board comprises a first light-emitting part which is bent to a first angle towards the direction close to the light guide opening and a second light-emitting part which is bent to a second angle towards the direction close to the light guide opening, wherein a plurality of light-emitting units are respectively arranged on the first light-emitting part and the second light-emitting part, the light-emitting units on the first light-emitting part are obliquely arranged at the first angle, and the light-emitting units on the second light-emitting part are obliquely arranged at the second angle; the control board is electrically connected with the light emitting circuit board, and the control board is configured to control light emitting states of the light emitting units on the first light emitting portion and the light emitting units of the second light emitting portion of the light emitting circuit board, respectively. In this scheme, the control panel is connected with the light-emitting circuit board electricity to be used for controlling the luminous state of the luminous unit on the first luminous portion and the luminous unit of second luminous portion respectively, thereby can select the luminous unit of corresponding angle to carry out the light with pertinence. The device is beneficial to covering illumination on a side surface blind area of an object to be detected, and reduces the frequency of moving or replacing a light source, but in the scheme, the strip light sources with different illumination angles are easily affected by an external light source, and cannot effectively illuminate the object to be detected in a too bright or too dark place, and cannot ensure the imaging quality of a camera device.
Disclosure of Invention
The utility model aims to provide a tower type light source, which aims to solve the technical problems that a detection light source in the prior art is easily influenced by an external light source, an object to be detected cannot be effectively irradiated at a too bright or too dark place, and the imaging quality of a camera device cannot be guaranteed.
In order to achieve the above purpose, the tower-type light source provided by the embodiment of the utility model comprises a tower-type base cover with a downward opening and a through hole at the upper end, a light-emitting module arranged on the inner side wall of the tower-type base cover, and an imaging module arranged at the upper end of the tower-type base cover and covering and pressing the through hole.
Further, the tower-type foundation cover also comprises a bottom plate which is arranged at the opening end of the tower-type foundation cover and covers the opening of the tower-type foundation cover.
Further, the tower-type foundation cover at least comprises a top cover layer, a middle cover layer and a bottom cover layer which are coaxially arranged and provided with a mounting platform on the inner side. The light emitting modules are mounted on the mounting platforms.
Further, the top cover layer further comprises a mounting plate, the mounting plate is arranged at the top end of the top cover layer, a light hole which is the same as the through hole in the center line is formed in the mounting plate, and a light emitting module is arranged at the bottom end of the mounting plate.
Further, one or more middle cover layers are provided between the top cover layer and the bottom cover layer.
Further, the light emitting module comprises a plurality of annular arrays of light sources.
Further, each light source is configured to be capable of emitting illumination of different brightness, color temperature, and color.
Further, the novel light-emitting device further comprises a shell, wherein the shell is sleeved outside the tower-type foundation cover, a control board is further arranged between the shell and the tower-type foundation cover, and the control board is electrically connected with the light-emitting module and used for controlling the light-emitting module to emit target illumination.
Further, the shell is also provided with a plurality of heat dissipation holes.
The one or more technical schemes in the tower-type light source provided by the embodiment of the utility model have at least one of the following technical effects: the object to be detected is placed in the tower-type foundation cover, each light-emitting module emits light to irradiate the object to be detected, the imaging module is used for acquiring an image of the object to be detected, the acquired image is detected through the image detection algorithm to acquire related information of the object to be detected, the object to be detected can be placed in the tower-type foundation cover through the related information extraction features, the external light source is prevented from influencing the imaging of the object to be detected, the light-emitting module emits light to irradiate the object to be detected, the visual field illumination uniformity is improved, the higher image contrast is obtained, and the uniformity is better. The image processing algorithm is simplified, so that the detection precision and the detection efficiency are improved, and the efficiency is greatly improved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments or the description of the prior art will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a half cross-sectional view of a tower light source provided in an embodiment of the present utility model.
Fig. 2 is a schematic structural diagram of a tower light source according to an embodiment of the present utility model.
Reference numerals: 10. a tower-type foundation cover; 11. a through hole; 12. a mounting platform; 13. a top cap layer; 14. a middle cover layer; 15. a bottom cover layer; 16. a mounting plate; 17. a light hole; 20. a light emitting module; 21. a light source; 30. an imaging module; 40. a bottom plate; 50. a housing; 51. and the heat dissipation holes.
Detailed Description
Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are exemplary and intended to illustrate embodiments of the utility model and should not be construed as limiting the utility model.
In the description of the embodiments of the present utility model, it should be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate description of the embodiments of the present utility model and simplify description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the embodiments of the present utility model, the meaning of "plurality" is two or more, unless explicitly defined otherwise.
In the embodiments of the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured" and the like are to be construed broadly and include, for example, either permanently connected, removably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the embodiments of the present utility model will be understood by those of ordinary skill in the art according to specific circumstances.
In one embodiment of the present utility model, referring to fig. 1 to 2, there is provided a tower type base cover 10 including a through hole 11 opened downward and provided at an upper end thereof, a light emitting module 20 provided at an inner sidewall of the tower type base cover, and an image forming module 30 provided at an upper end of the tower type base cover 10 and covering the through hole 11. In this embodiment, an object to be detected is placed in the tower-type foundation cover 10, each light emitting module 20 emits light to irradiate the object to be detected, an image of the object to be detected is obtained through the imaging module 30, the obtained image is detected by the image detection algorithm to obtain relevant information of the object to be detected, the object to be detected is placed in the tower-type foundation cover 10 through the relevant information extraction feature, the imaging of the object to be detected is prevented from being influenced by an external light source 21, the visual field illumination uniformity is improved when the light emitting module 20 emits light to irradiate the object to be detected, the higher image contrast is obtained, and the uniformity is better. The image processing algorithm is simplified, so that the detection precision and the detection efficiency are improved, and the efficiency is greatly improved.
Specifically, referring to fig. 1 to 2, the tower type foundation covering device further comprises a bottom plate 40 which is arranged at the opening end of the tower type foundation covering device 10 and covers the opening of the tower type foundation covering device 10. In this embodiment, the object to be detected is placed on the bottom plate 40, and then the object to be detected is placed in the tower-type foundation cover 10 for detection, so that the tower-type foundation cover 10 is prevented from being placed on a workbench made of light-absorbing materials, and the illumination of the object to be detected by the light-emitting module 20 is prevented.
Specifically, referring to fig. 1 to 2, the tower-type foundation cover 10 includes at least a top cover layer 13, a middle cover layer 14, and a bottom cover layer 15 coaxially disposed and provided with a mounting platform 12 on the inner side. A light module 20 is mounted on each mounting platform 12. In this embodiment, the tower-type base cover 10 at least includes a top cover layer 13, a middle cover layer 14 and a bottom cover layer 15 coaxially disposed, and the top cover layer 13, the middle cover layer 14 and the bottom cover layer 15 are all provided with the light emitting module 20, so that the object to be detected is fully irradiated by the light emitting module 20, the uniformity of illumination of the field of view is improved, and higher image contrast and uniformity are obtained. The image processing algorithm is simplified, so that the detection precision and the detection efficiency are improved.
Specifically, referring to fig. 1-2, the top cover 13 further includes a mounting plate 16, the mounting plate 16 is disposed at the top end of the top cover 13, the mounting plate 16 is provided with a light hole 17 with the same center line as the through hole 11, and the bottom end of the mounting plate 16 is provided with a light emitting module 20. In this embodiment, the light hole 17 and the through hole 11 are coaxially arranged, so that the imaging module 30 is prevented from obtaining an image of a detected object, and the light emitting module 20 is arranged at the lower end of the mounting plate 16, so that the object to be detected is fully irradiated by the light emitting module 20, the uniformity of illumination of a visual field is improved, and higher image contrast is obtained, and the uniformity is better. The image processing algorithm is simplified, so that the detection precision and the detection efficiency are improved.
In particular, referring to fig. 1-2, one or more middle cover layers 14 are provided between the top cover layer 13 and the bottom cover layer 15. In this embodiment, one or more middle covers 14 are provided between the top cover 13 and the bottom cover 15, and the middle cover 14 can be matched according to different height settings required by the tower light source 21 provided by the utility model.
Specifically, referring to fig. 1 to 2, the light emitting module 20 includes a plurality of light sources 21 arrayed in a ring shape. In this embodiment, the light emitting module 20 includes a plurality of annular arrays of light sources 21, the number of annular arrays of light sources 21 on the bottom cover layer is 48, the number of annular arrays of light sources 21 on the middle cover layer is 72, the number of annular arrays of light sources 21 on the top cover layer 13 is 48, and the number of annular arrays of light sources 21 on the mounting board 16 is 24.
Specifically, referring to fig. 1 to 2, each light source 21 is configured to be capable of emitting illumination of different brightness, color temperature, and color. In this embodiment, the light sources 21 are configured to emit light with different brightness, color temperature and color, which is beneficial for the imaging module 30 to obtain high quality images of the detected objects, when different detected objects are replaced for detection, the light emitted by the light sources 21 can be switched to adapt to the corresponding detected objects, so that the complicated steps of frequently replacing the visual light sources 21 are avoided and the cost is reduced.
Specifically, referring to fig. 1 to 2, the lighting device further includes a housing 50, the housing 50 is sleeved on the outer side of the tower-type foundation cover 10, and a control board is further disposed between the housing 50 and the tower-type foundation cover 10, and is electrically connected to the lighting module 20 and used for controlling the lighting module 20 to emit target illumination. In this embodiment, the casing 50 plays a role in protection, and the control board can control the plurality of light sources 21 to emit target illumination corresponding to the detected object, so that the imaging module 30 is facilitated to obtain a high-quality image of the detected object, when different detected objects are replaced for detection, the control board can switch the illumination emitted by the plurality of light sources 21 to adapt to the corresponding detected object, thereby avoiding complicated steps of frequently replacing the visual light sources 21 and reducing the cost.
Specifically, referring to fig. 1 to 2, the housing 50 is further provided with a plurality of heat dissipation holes 51. In this embodiment, the heat dissipation holes 51 can effectively reduce the heat emitted by the light source 21, so as to avoid overheating of the tower light source 21 provided by the utility model.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.
Claims (7)
1. A tower light source, characterized in that: the tower type foundation cover comprises a tower type foundation cover, a light-emitting module, an imaging module and a bottom plate, wherein the tower type foundation cover is provided with a through hole at the upper end, the light-emitting module is arranged on the inner side wall of the tower type foundation cover, the imaging module is arranged at the upper end of the tower type foundation cover and covers the through hole, and the bottom plate is arranged at the open end of the tower type foundation cover and covers the opening of the tower type foundation cover; the tower type foundation cover at least comprises a top cover layer, a middle cover layer and a bottom cover layer which are coaxially arranged and provided with a mounting platform at the inner side; the light emitting modules are mounted on the mounting platforms.
2. The tower light source of claim 1, wherein: the top cover layer further comprises a mounting plate, the mounting plate is arranged at the top end of the top cover layer, a light hole which is identical to the through hole in central line is formed in the mounting plate, and the light emitting module is arranged at the bottom end of the mounting plate.
3. The tower light source of claim 1, wherein: one or more middle cover layers are arranged between the top cover layer and the bottom cover layer.
4. The tower light source of claim 1, wherein: the light emitting module comprises a plurality of annular array light sources.
5. The tower light source of claim 4, wherein: each of the light sources is configured to be capable of emitting illumination of different brightness, color temperature, and color.
6. The tower light source of claim 1, wherein: the tower type lighting device comprises a tower type foundation cover, and is characterized by further comprising a shell, wherein the shell is sleeved on the outer side of the tower type foundation cover, a control board is further arranged between the shell and the tower type foundation cover, and the control board is electrically connected with the lighting module and used for controlling the lighting module to emit target illumination.
7. The tower light source of claim 6, wherein: the shell is also provided with a plurality of heat dissipation holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321552113.3U CN220650481U (en) | 2023-06-16 | 2023-06-16 | Tower type light source |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321552113.3U CN220650481U (en) | 2023-06-16 | 2023-06-16 | Tower type light source |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220650481U true CN220650481U (en) | 2024-03-22 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321552113.3U Active CN220650481U (en) | 2023-06-16 | 2023-06-16 | Tower type light source |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220650481U (en) |
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2023
- 2023-06-16 CN CN202321552113.3U patent/CN220650481U/en active Active
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