CN212108035U

CN212108035U - Arch-shaped light source device

Info

Publication number: CN212108035U
Application number: CN202020821695.0U
Authority: CN
Inventors: 钟超; 孙顷
Original assignee: Guangdong OPT Machine Vision Co Ltd
Current assignee: Guangdong OPT Machine Vision Co Ltd
Priority date: 2020-05-18
Filing date: 2020-05-18
Publication date: 2020-12-08
Anticipated expiration: 2030-05-18

Abstract

The utility model belongs to the technical field of lighting apparatus, concretely relates to arch light source device, including first fixed plate, second fixed plate, arch reflecting plate, lamp plate, radiator and fan, the radiator set up in the both sides of arch reflecting plate, the fan install in on the radiator, first fixed plate with second fixed plate fixed mounting respectively in the top and the bottom of radiator, the lamp plate sets up in two on the relative side of radiator, and be located the plane of reflection below of arch reflecting plate, the second fixed plate is followed and is close to the direction bending type of lamp plate forms the plane reflecting plate. Compared with the prior art, the utility model discloses the radiating efficiency and the life of device have been improved widely, in addition, have still increased the light-emitting area of device, have improved the luminance and the suitability that detect.

Description

Arch-shaped light source device

Technical Field

The utility model belongs to the technical field of lighting apparatus, concretely relates to arch light source device.

Background

Machine vision is to use a machine to replace human eyes for measurement and judgment. For some product detection items, such as large-scale surface defects, uneven surface detection, surface character defect detection of arc-shaped parts, edge defect detection of mobile phone shells, defect detection of long cylindrical surfaces or shaft-type products, and the like, an arch-shaped light source device is usually adopted to be matched with a camera for detection.

As shown in fig. 1, a group of existing arched light source device structures is shown, which mainly includes a bottom plate 1 ', an LED lamp panel 2', an arched reflecting plate 3 ', a heat-dissipating aluminum base 4' and a heat-dissipating fan 5 ', wherein the LED lamp panel 2' and the reflecting plate 3 'are both installed on the bottom plate 1', the heat-dissipating aluminum base 4 'and the heat-dissipating fan 5' are respectively installed on both sides and the top of the bottom plate 1 ', and the surface of an object can be detected by placing the object to be detected in a detection port under the bottom plate 1'. However, the above solution still has the following drawbacks: in the detection process, the LED lamp panel can generate a large amount of heat, the heat cannot be quickly conducted to the radiating aluminum base through the bottom plate, and the radiating fan cannot directly blow to the position with the maximum heating value of the bottom plate due to the obstruction of the reflecting plate, so that the radiating efficiency is low, the radiating effect is influenced, the performance attenuation of the LED lamp bead on the LED lamp panel is high, and the service life of the LED lamp bead is further shortened; the LED lamp panels are arranged on two sides of the detection port on the bottom plate, and the LED lamp panels are wide generally, so that a large amount of area of the bottom plate can be occupied, the size of the detection port is further influenced, the defects that the light irradiation area of the detection port is small and the brightness is low are caused, and the detection quality is reduced.

In view of the above, there is a need for improvement in the rationality of the above-mentioned prior art to further meet the actual detection needs.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: aiming at the defects of the prior art, the provided arched light source device can effectively overcome the defects of low heat dissipation efficiency and low detection brightness of the light source, and greatly prolongs the service life of the device.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides an arch light source device, includes first fixed plate, second fixed plate, arch reflecting plate, lamp plate, radiator and fan, the radiator set up in the both sides of arch reflecting plate, the fan install in on the radiator, first fixed plate with second fixed plate fixed mounting respectively in the top and the bottom of radiator, the lamp plate sets up in two on the relative side of radiator, and be located the plane reflecting plate is buckled to the direction of second fixed plate along being close to. In the utility model, because the lamp panel is directly arranged on the radiator, a large amount of heat generated by the lamp panel in the working process can be quickly conducted to the radiator, and the fan can also be directly blown onto the radiator, thereby greatly improving the radiating efficiency and prolonging the service life of the lamp panel; on the other hand, the lamp plate is installed on the side of two radiators, owing to set up the plane reflecting plate of inwards buckling, realizes reflecting the light of lamp plate to the arch reflecting plate on through the plane reflecting plate, consequently, for fixing the structure at the bottom plate with the lamp plate level, the size that the mouth department inwards buckles and can increase the detection mouth has been increased to increased the light-emitting area of light source, improved the luminance that detects, under the same size, the utility model discloses the bigger size's of detectable work piece.

As an improvement to the arched light source device of the present invention, the lamp panel intersects with the second fixing plate and forms an angle α, and the α range is 45 ° to 90 °. Because the plane reflecting plate is inwards bent, the plane reflecting plate is provided with a light guide plate which helps to ensure that the light board and the plane reflecting plate are matched to reflect light, so that the light emitting area of the device is increased, and the space can be saved compared with the traditional structure.

As right the utility model discloses in arch light source device's improvement, the lamp plate with be perpendicular setting between the second fixed plate. When the lamp plate is perpendicular to the second fixing plate, the above effect can be optimized.

As right the utility model discloses in arch light source device's improvement, the plane reflecting plate with be provided with the reflection stratum on the face that the lamp plate is relative, the reflection stratum is mirror surface reflection of light ply or electroplating reflection stratum. The reflecting layer is used for reflecting the light rays of the LED lamp beads on the lamp panel to the reflecting surface of the arched reflecting plate; wherein, the reflection stratum can be mirror surface reflection of light paper or electroplating reflection stratum, can carry out reasonable adaptation according to the production needs of reality.

As right the utility model discloses in arch light source device's improvement, be provided with a plurality of LED lamp pearl on the lamp plate, every arrange for even equidistance between the LED lamp pearl. The LED lamp beads are arranged at equal intervals, so that the uniformity of light emission is guaranteed, and the illumination effect is improved.

As right the utility model discloses in arch light source device's improvement, the lamp plate with be provided with the heat-conducting layer between the radiator, the heat-conducting layer is high heat conduction silicone grease layer or carbon back heat-conducting layer. Add the heat-conducting layer, help improving the heat conduction efficiency between lamp plate and the radiator, improve radiating effect.

As right the utility model discloses in arch light source device's improvement, the radiator is provided with multilayer heat radiation fins, be provided with a plurality of breach on the heat radiation fins, the fan install in the breach. The heat dissipation area of the radiator can be greatly increased and the heat dissipation efficiency is accelerated by arranging the plurality of layers of heat dissipation fins on the radiator; in addition, the notches are arranged on the radiating fins, and the fan is arranged at the notches, so that the whole radiator is more comprehensively covered by the wind generated by the fan, and the radiating effect is further improved.

As an improvement to the arched light source device of the present invention, the heat sink is a heat-dissipating aluminum base or a heat-dissipating copper base. Copper and aluminium are metal materials with strong thermal conductivity, so the adoption of an aluminium-based radiator or a copper-based radiator is beneficial to improving the radiating efficiency, wherein the aluminium-based radiator can be preferentially selected, and certain production cost can be reduced.

As right the utility model discloses in arch light source device's improvement, still include the end plate, the end plate respectively fixed mounting in first fixed plate with on the preceding terminal surface of second fixed plate and the rear end face. The end plate is fixedly connected with the first fixing plate and the second fixing plate, so that the structural strength of the device is improved, and the fixing effect is achieved.

As an improvement to the arched light source device of the present invention, the end plate is a metal plate, an acrylic plate, or an organic glass plate. In order to conveniently debug the angle of light-emitting, can set the end plate to transparent panel, consequently, can supply operating personnel to survey the inside observation of device when surveying, improve the efficiency that detects.

Compared with the prior art, the utility model discloses following beneficial effect has at least:

1) the lamp panel is arranged on the radiator, so that a large amount of heat generated by the lamp panel can be quickly conducted to the radiator for radiating, and in addition, the fan can also be directly blown to the position with the highest temperature of the radiator, so that the radiating efficiency and the service life of the device are greatly improved;

2) the utility model discloses a lamp plate is installed on the relative side of two radiators, through setting up the plane reflecting plate, utilizes the plane reflecting plate to realize reflecting the light of lamp plate to the arch reflecting plate on, consequently, for traditional structure of fixing the lamp plate level at the bottom plate, the detection mouth is inwards buckled for the size of bottom detection mouth has obtained the increase, thereby has improved the area of light-emitting and the luminance of detection, in the condition of device unidimensional moreover, the utility model discloses the bigger size's of detectable work piece has strengthened the suitability.

Drawings

The accompanying drawings, which are described herein, serve to provide a further understanding of the invention and constitute a part of this specification, and the exemplary embodiments and descriptions thereof are provided to explain the invention and not to constitute an undue limitation on the invention. In the drawings:

FIG. 1 is a schematic diagram of a prior art structure;

FIG. 2 is a schematic structural view of the present invention;

FIG. 3 is an exploded view of the present invention;

fig. 4 is a side sectional view of the present invention;

wherein, 1' -base plate; 2' -LED lamp panel: a 3' -reflective plate; 4' -a heat-dissipating aluminum base; 5' -a heat-dissipating fan; 1-a first fixing plate; 2-a second fixing plate; 3-an arched reflecting plate; 4-a lamp panel; 5-a radiator; 6-a fan; 7-a planar reflector; 8-end plate; 41-LED lamp beads; 51-heat dissipation fins; 511-notch.

Detailed Description

As used in the specification and in the claims, certain terms are used to refer to particular components. As one skilled in the art will appreciate, manufacturers may refer to a component by different names. This specification and claims do not intend to distinguish between components that differ in name but not function. In the following description and in the claims, the terms "include" and "comprise" are used in an open-ended fashion, and thus should be interpreted to mean "include, but not limited to. "substantially" means within an acceptable error range, within which a person skilled in the art can solve the technical problem to substantially achieve the technical result.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", horizontal "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 simplification of description, and do not indicate or imply that the device or element referred to 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 present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be 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 according to specific situations by those skilled in the art.

The present invention will be described in further detail with reference to the accompanying drawings, which are not intended to limit the present invention.

As shown in fig. 2 ~ 4, an arch light source device, including first fixed plate 1, second fixed plate 2, arch reflecting plate 3, lamp plate 4, radiator 5 and fan 6, radiator 5 sets up in the both sides of arch reflecting plate 3, fan 6 installs on radiator 5, first fixed plate 1 and second fixed plate 2 respectively fixed mounting in radiator 5's top and bottom, lamp plate 4 sets up on the side that two radiators 5 are relative, and be located arch reflecting plate 3's plane of reflection below, second fixed plate 2 is along the direction bending type who is close to lamp plate 4 and is formed plane reflecting plate 7. In the scheme of the utility model, the lamp panel 4 is directly arranged on the side surface of the radiator 5, so that a large amount of heat generated by the lamp panel 4 in the working process can be quickly conducted to the radiator 5, and the fan 6 can also be directly blown to the position with the highest temperature of the radiator 5, thereby greatly improving the radiating efficiency and prolonging the service life of the lamp panel 4; on the other hand, lamp plate 4 is installed on the side of two radiators 5, owing to set up the plane reflecting plate 7 of inwards buckling, realizes reflecting the light of lamp plate 4 to arch reflecting plate 3 through plane reflecting plate 7 on, consequently, for fixing the structure at the bottom plate with the lamp plate level, the size that the detection mouth department inwards buckles can increase the detection mouth to increased the light-emitting area of light source, improved the luminance that detects, under the same size, the utility model discloses the bigger size's of detectable work piece.

Preferably, crossing and forming angle alpha between lamp plate 4 and the second fixed plate 2, alpha scope is 45 ~ 90, is vertical setting between lamp plate 4 and the second fixed plate 2. The plane reflecting plate 7 is bent inwards, so that the light board 4 and the plane reflecting plate 7 are matched to reflect light rays, the light emitting area of the device is increased, and compared with a traditional structure, the space can be saved; the above effects are optimized when the lamp 4 is perpendicular to the second fixing plate 2.

Preferably, the planar reflector 7 is provided with a reflective layer on a surface opposite to the lamp panel 4, and the reflective layer is a mirror-surface reflective paper layer or an electroplating reflective layer. The reflecting layer is used for reflecting the light of the LED lamp beads 41 on the lamp panel 4 to the reflecting surface of the arched reflecting plate 3; wherein, the reflection stratum can be mirror surface reflection of light paper or electroplating reflection stratum, can carry out reasonable adaptation according to the production needs of reality.

Preferably, be provided with a plurality of LED lamp pearl 41 on the lamp plate 4, arrange for even equidistance between every LED lamp pearl 41. The LED lamp beads 41 are arranged at equal intervals, so that the uniformity of light emission is guaranteed, and the illumination effect is improved.

Preferably, be provided with the heat-conducting layer between lamp plate 4 and the radiator 5, the heat-conducting layer is high heat conduction silicone grease layer or carbon back heat-conducting layer. Add the heat-conducting layer, help improving the heat conduction efficiency between lamp plate 4 and the radiator 5, improve radiating effect.

Preferably, the heat sink 5 is provided with a plurality of layers of heat dissipating fins 51, the heat dissipating fins 51 are provided with a plurality of notches 511, and the fan 6 is mounted in the notches 511. The heat sink 5 is provided with the plurality of layers of heat dissipation fins 51, so that the heat dissipation area of the heat sink 5 can be greatly increased, and the heat dissipation efficiency is accelerated; in addition, the notch 511 is provided on the heat dissipating fin 51, and the fan 6 is installed at the position of the notch 511, so that the wind generated by the fan 6 more completely covers the whole heat sink 5, thereby further improving the heat dissipating effect.

Preferably, the heat sink 5 is a heat sink aluminum base or a heat sink copper base. Copper and aluminium are metal materials with strong thermal conductivity, so the adoption of an aluminium-based radiator or a copper-based radiator is beneficial to improving the radiating efficiency, wherein the aluminium-based radiator can be preferentially selected, and certain production cost can be reduced.

Preferably, the fixing device further comprises end plates 8, and the end plates 8 are fixedly installed on the front end surface and the rear end surface of the first fixing plate 1 and the second fixing plate 2 respectively. The end plate 8 is fixedly connected with the first fixing plate 1 and the second fixing plate 2, so that the overall structural strength of the device is improved, and a fixing effect is achieved. In addition, for the angle of conveniently debugging the light-emitting, can set the end plate 8 to transparent ya keli or organic glass panel, consequently, can supply operating personnel to survey time measuring and observe the inside of device, improve the efficiency that detects.

While the foregoing description shows and describes several preferred embodiments of the invention, it is to be understood, as noted above, that the invention is not limited to the forms disclosed herein, but is not intended to be exhaustive of other embodiments, and is capable of use in various other combinations, modifications, and environments and is capable of changes within the scope of the inventive concept as expressed above, or as otherwise known in the relevant art. But that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention, which is to be limited only by the claims appended hereto.

Claims

1. An arched light source device, comprising: including first fixed plate (1), second fixed plate (2), arch reflecting plate (3), lamp plate (4), radiator (5) and fan (6), radiator (5) set up in the both sides of arch reflecting plate (3), fan (6) install in on radiator (5), first fixed plate (1) with second fixed plate (2) fixed mounting respectively in the top and the bottom of radiator (5), lamp plate (4) set up in two the side that radiator (5) are relative, and are located the plane of reflection below of arch reflecting plate (3), second fixed plate (2) are along being close to the direction bending type of lamp plate (4) forms plane reflecting plate (7).

2. The arcuate light source device defined in claim 1, wherein: the lamp panel (4) and the second fixing plate (2) are intersected to form an angle alpha, and the alpha range is 45-90 degrees.

3. The arcuate light source device defined in claim 2, wherein: the lamp panel (4) and be perpendicular setting between second fixed plate (2).

4. The arcuate light source device defined in claim 1, wherein: the plane reflecting plate (7) is provided with a reflecting layer on the surface opposite to the lamp panel (4), and the reflecting layer is a mirror surface reflecting paper layer or an electroplating reflecting layer.

5. The arcuate light source device defined in claim 1, wherein: be provided with a plurality of LED lamp pearl (41) on lamp plate (4), every arrange for even equidistance between LED lamp pearl (41).

6. The arcuate light source device defined in claim 1, wherein: the lamp plate (4) with be provided with the heat-conducting layer between radiator (5), the heat-conducting layer is high heat conduction silicone grease layer or carbon back heat-conducting layer.

7. The arcuate light source device defined in claim 1, wherein: the radiator (5) is provided with a plurality of layers of radiating fins (51), a plurality of gaps (511) are formed in the radiating fins (51), and the fan (6) is installed in the gaps (511).

8. The arcuate light source device defined in claim 1, wherein: the radiator (5) is a radiating aluminum base or a radiating copper base.

9. The arcuate light source device defined in claim 1, wherein: the fixing device is characterized by further comprising end plates (8), wherein the end plates (8) are fixedly installed on the front end face and the rear end face of the first fixing plate (1) and the second fixing plate (2) respectively.

10. The arcuate light source device defined in claim 9, wherein: the end plate (8) is a metal plate, an acrylic plate or an organic glass plate.