Line light source device with high heat dissipation performance and detection equipment

Abstract

The utility model discloses a line light source device with high heat dissipation performance and detection equipment, the line light source device with high heat dissipation performance comprises a line light source body, a cooling system and a detection mechanism, the line light source body is connected with a fan assembly and a fin assembly, the line light source body is provided with a through hole, and the cooling system comprises a cooling box, a water outlet pipe and a first valve. Cooling liquid is stored in the cooling box, the water outlet pipe is connected with the cooling box and the first end of the through hole, the first valve controls opening and closing of the water outlet pipe, and the detection mechanism detects the temperature of the line light source body and the environment temperature in real time and is electrically connected with the first valve and the fan assembly. The line light source device integrates natural heat dissipation, liquid cooling heat dissipation and air cooling heat dissipation, the heat dissipation performance is greatly enhanced, the line light source body can adopt a high-power light-emitting part, the detection mechanism can detect the temperature of the line light source body and the environment temperature, the fan assembly and the first valve are controlled according to the temperature of the line light source body and the environment temperature, and the heat dissipation efficiency is improved. And cooling liquid condensation is avoided while the heat dissipation efficiency is guaranteed, and the universality is high.

Description

Technical Field

[0001] The utility model relates to the technical field of light sources, in particular to a line light source device and a detection device with high heat dissipation performance. Background Art

[0002] Linear light sources are mainly used for line scanning projects in visual inspection. They are used in conjunction with line scanning cameras for high-speed online inspection. They have the characteristics of high speed and high efficiency. However, existing line light sources have relatively high energy consumption and are prone to heat generation. In order to achieve heat dissipation, existing line light sources are usually equipped with heat sinks. The line light sources transfer heat to the heat sinks, and the outside world takes away the heat from the heat sinks. However, the heat dissipation effect through the heat sink is low, and the heat generation rate is greater than the heat dissipation efficiency. The heat will still accumulate slowly. Therefore, line light sources can only use low-power light-emitting parts to emit light, and the brightness is low. Line scanning cameras take images of products in low-brightness environments, and the images are blurred, and the detection accuracy is low.

[0003] Therefore, it is necessary to improve the existing technology to solve the problem that the linear light source of the existing technology has poor heat dissipation performance, can only place low-power light-emitting components, and has low lighting brightness. Utility Model Content

[0004] The utility model aims to provide a line light source device and a detection device with high heat dissipation performance, so as to solve the technical problems that the line light source in the prior art has poor heat dissipation performance, can only place low-power light-emitting parts, and has low lighting brightness.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A line light source device with high heat dissipation performance comprises a line light source body, a cooling system and a detection mechanism, wherein a fan assembly and a fin assembly are connected to the line light source body, a through hole is opened on the line light source body, the cooling system comprises a cooling box, a water outlet pipe and a first valve, the cooling box stores coolant, the water outlet pipe connects the cooling box and the first end of the through hole, the first valve controls the opening and closing of the water outlet pipe, the detection mechanism detects the temperature of the line light source body and the ambient temperature in real time, and electrically connects the first valve and the fan assembly.

[0007] Preferably, the cooling system further comprises a water inlet pipe and a second valve, wherein the water inlet pipe is connected to the cooling box and the second end of the through hole, and the second valve controls the opening and closing of the water inlet pipe.

[0008] Preferably, the fin assembly includes a plurality of heat dissipation fins, the fan assembly includes a plurality of fans, the plurality of heat dissipation fins are distributed at intervals, the fans are distributed at intervals, and all fans are electrically connected to the detection mechanism.

[0009] Preferably, the linear light source body includes a shell assembly, a focusing piece and a light-emitting piece, the shell assembly is enclosed to form a receiving groove and an avoidance opening, the focusing piece is limited to the avoidance opening, the light-emitting piece is placed in the receiving groove, and the light emitted by the light-emitting piece passes through the focusing piece and then illuminates the workpiece.

[0010] Preferably, the light emitting element comprises a PCB and a plurality of light emitting units, wherein the plurality of light emitting units are distributed at intervals and are all electrically connected to the PCB.

[0011] Preferably, the shell assembly includes two first plates and two second plates, the two second plates are respectively arranged at two ends of the two first plates, and each second plate can be detachably connected to all the first plates.

[0012] Preferably, the linear light source body includes a base, which is detachably connected to the shell assembly and the light-emitting element, the base is provided with the through hole, the shell assembly is provided with a first opening and a second opening, the water outlet pipe is connected to the first end of the through hole through the first opening, and the water inlet pipe is connected to the second end of the through hole through the second opening.

[0013] Preferably, the linear light source device with high heat dissipation performance also includes a first power line and a second power line, the light-emitting unit includes first color lamp beads and second color lamp beads, the first power line electrically connects all first color lamp beads, and the second power line electrically connects all second color lamp beads.

[0014] A detection device comprises an imaging component and a line light source device with high heat dissipation performance, wherein the line light source device with high heat dissipation performance illuminates a workpiece, and the imaging component collects image information of the workpiece in real time.

[0015] Preferably, the detection equipment also includes a loading component, a screening component and a detection component. The detection component is electrically connected to the imaging component and detects the workpiece based on the image information. The screening component is electrically connected to the detection component and is used to screen the workpiece. The loading component performs loading operations on the next workpiece.

[0016] Compared with the prior art, the utility model has the following beneficial effects:

[0017] The utility model designs a line light source device and a detection device with high heat dissipation performance. The line light source device with high heat dissipation performance includes a line light source body, a cooling system and a detection mechanism. A fan assembly and a fin assembly are connected to the line light source body. A through hole is opened on the line light source body. The cooling system includes a cooling box, a water outlet pipe and a first valve. The cooling box stores coolant. The water outlet pipe connects the cooling box and the first end of the through hole. The first valve controls the opening and closing of the water outlet pipe. The detection mechanism detects the temperature of the line light source body and the ambient temperature in real time, and electrically connects the first valve and the fan assembly. The fin assembly of the line light source device with high heat dissipation performance of the utility model is conducive to natural heat dissipation, the fan assembly can realize air cooling heat dissipation, and the coolant can take away the heat of the line light source body through the through hole of the line light source body to realize liquid cooling heat dissipation. Compared with the prior art, the line light source device of the utility model integrates natural heat dissipation, liquid cooling heat dissipation and air cooling heat dissipation, and the heat dissipation performance is greatly enhanced. The line light source body can use a high-power light-emitting component to emit light with high brightness. The image-taking component of the detection equipment performs an image-taking operation on the product in a high-brightness environment, and the image-taking is clear, and the detection accuracy of the detection component is high. The detection mechanism can detect the temperature of the linear light source body and the ambient temperature in real time. When the temperature of the linear light source body exceeds the first threshold value and the ambient temperature is higher than 0 degrees Celsius, the detection mechanism can send a signal to the first valve and the fan assembly. The first valve and the fan assembly are started at the same time. After cooling for a period of time until the temperature of the linear light source body is lower than the first threshold value, a signal can be sent to the fan assembly or the first valve. At this time, either the fan assembly or the first valve can be closed. When the detection mechanism detects that the ambient temperature is lower than 0 degrees Celsius, a signal can be sent to the fan assembly. The fan assembly dissipates heat for the linear light source body, and the first valve remains closed to avoid condensation of the coolant. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is an exploded diagram of the linear light source device with high heat dissipation performance of the utility model;

[0019] Figure 2 It is a structural schematic diagram of a linear light source device with high heat dissipation performance of the utility model.

[0020] Illustration: 1. First plate; 2. Second plate; 3. Concentrator; 4. PCB; 5. Light-emitting unit; 6. Base; 7. Heat sink; 8. Water outlet pipe; 9. Water inlet pipe; 10. First power cord; 11. Fan. DETAILED DESCRIPTION

[0021] In order to make the utility model's purpose, features, and advantages more obvious and easy to understand, the following will be combined with the drawings in the utility model embodiments to clearly and completely describe the technical solutions in the utility model embodiments. Obviously, the embodiments described below are only part of the utility model embodiments, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] The technical solution of the utility model is further explained below with reference to the accompanying drawings and through specific implementation methods.

[0023] See also Figure 1-Figure 2 As shown, the utility model designs a linear light source device with high heat dissipation performance, which includes a linear light source body, a cooling system and a detection mechanism. A fan assembly and a fin assembly are connected to the linear light source body, and a through hole is opened on the linear light source body. The cooling system includes a cooling box, a water outlet pipe 8 and a first valve. The cooling box stores coolant, the water outlet pipe 8 connects the cooling box and the first end of the through hole, the first valve controls the opening and closing of the water outlet pipe 8, and the detection mechanism detects the temperature of the linear light source body and the ambient temperature in real time, and electrically connects the first valve and the fan assembly.

[0024] It should be noted that the fin assembly of the linear light source device with high heat dissipation performance of the utility model contributes to natural heat dissipation, the fan assembly can realize air-cooled heat dissipation, and the coolant can take away the heat of the linear light source body through the through holes of the linear light source body to realize liquid-cooled heat dissipation. Compared with the prior art, the linear light source device of the utility model integrates natural heat dissipation, liquid-cooled heat dissipation and air-cooled heat dissipation, and the heat dissipation performance is greatly enhanced. The linear light source body can adopt high-power light-emitting parts to emit light with high brightness. The imaging part of the detection equipment can take images of the product in a high-brightness environment, the images are clear, and the detection accuracy of the detection parts is high. The detection mechanism can detect the temperature of the linear light source body and the ambient temperature in real time. When the temperature of the linear light source body exceeds the first threshold and the ambient temperature is higher than 0 degrees Celsius, the detection mechanism can send a signal to the first valve and the fan assembly. The first valve and the fan assembly are started at the same time. After cooling for a period of time until the temperature of the linear light source body is lower than the first threshold, a signal can be sent to the fan assembly or the first valve. At this time, either the fan assembly or the first valve can be closed. When the detection mechanism detects that the ambient temperature is lower than 0 degrees Celsius, a signal can be sent to the fan assembly. The fan assembly dissipates heat for the linear light source body, and the first valve remains closed to avoid condensation of the coolant. Of course, it should be noted that the first threshold of the utility model can be set by itself, and the utility model does not limit this.

[0025] Specifically, the cooling system further includes a water inlet pipe 9 and a second valve, the water inlet pipe 9 is connected to the cooling box and the second end of the through hole, and the second valve controls the opening and closing of the water inlet pipe 9. The water outlet pipe 8 of the utility model is connected to the first end of the through hole, and the water inlet pipe 9 is connected to the second end of the through hole. After the coolant flows into the through hole through the water outlet pipe 8, it will take away part of the heat and enter the water inlet pipe 9. The cooling box can cool the coolant collected by the water inlet pipe 9 for use by the water outlet pipe 8.

[0026] Specifically, in order to enhance the heat dissipation effect, the fin assembly of the utility model includes a plurality of heat dissipation fins 7, and the fan assembly includes a plurality of fans 11. The plurality of heat dissipation fins 7 are distributed at intervals, and the fans 11 are distributed at intervals, and all fans 11 are electrically connected to the detection mechanism.

[0027] Specifically, the linear light source body includes a shell assembly, a focusing member 3 and a light-emitting member. The shell assembly is enclosed to form a receiving groove and an avoidance opening. The focusing member 3 is limited to the avoidance opening, and the light-emitting member is placed in the receiving groove. The light emitted by the light-emitting member passes through the focusing member 3 and then illuminates the workpiece.

[0028] Specifically, the light-emitting element includes a PCB 4 and a plurality of light-emitting units 5 . The plurality of light-emitting units 5 are distributed at intervals and are all electrically connected to the PCB 4 .

[0029] The light emitted by the light-emitting unit 5 of the utility model irradiates the workpiece after being focused by the focusing element 3, and has high brightness. The imaging element can capture images of the product in a high-brightness environment, and the images are clear and the detection accuracy is high.

[0030] Specifically, the shell assembly includes two first plates 1 and two second plates 2 . The two second plates 2 are respectively arranged at two ends of the two first plates 1 . Each second plate 2 can be detachably connected to all the first plates 1 .

[0031] Specifically, the linear light source body includes a base 6, which is detachably connected to the shell assembly and the light-emitting element. The base 6 is provided with a through hole, the shell assembly is provided with a first opening and a second opening, the water outlet pipe 8 is connected to the first end of the through hole through the first opening, and the water inlet pipe 9 is connected to the second end of the through hole through the second opening.

[0032] It should be noted that, during assembly, the light-emitting component is first connected to the base 6, and then the base 6 is connected to the two first plates 1, and then the focusing component 3 is connected to the two second plates 2, and then the second plate 2 is placed between the two first plates 1, so that each second plate 2 is connected to the first plate 1. When the light-emitting component needs to be replaced, the connection between the base 6 and the first plate 1 and the connection between the light-emitting component and the base 6 can be released. If the focusing component 3 needs to be replaced, the connection between the first plate 1 and the second plate 2 can be released, which is very convenient. Of course, it should be noted that the detachable connection of the utility model is achieved by bolts. In actual applications, people can choose other ways to achieve it according to actual needs, and the utility model does not limit this.

[0033] Specifically, the linear light source device with high heat dissipation performance also includes a first power line 10 and a second power line, the light-emitting unit 5 includes first color lamp beads and second color lamp beads, the first power line 10 electrically connects all first color lamp beads, and the second power line electrically connects all second color lamp beads.

[0034] The light-emitting unit 5 of the utility model includes a first color lamp bead and a second color lamp bead, and people can adjust it by themselves according to detection needs. When it is only necessary to start the first color lamp bead, the first power line 10 can be connected to the external power supply. When it is only necessary to start the second color lamp bead, the second power line can be connected to the external power supply. When it is necessary to start the first color lamp bead and the second color lamp bead at the same time, the first power line 10 and the second power line can be connected to the external power supply at the same time.

[0035] The utility model also designs a detection device, which includes an imaging component and a line light source device with high heat dissipation performance. The line light source device with high heat dissipation performance illuminates the workpiece, and the imaging component collects image information of the workpiece in real time.

[0036] Specifically, the detection equipment also includes a screening component, a loading component and a detection component. The detection component is electrically connected to the imaging component and detects the workpiece based on the image information. The screening component is electrically connected to the detection component and is used to screen the workpiece. The loading component performs loading operations on the next workpiece.

[0037] The line light source device of the utility model has high brightness. The image information collected by the imaging component under the lighting environment is of high definition. After the imaging component completes imaging, the image information can be sent to the detection component. The detection component detects the workpiece according to the image information and sends the detection result to the screening component. The screening component screens the workpiece according to the detection result, and the loading component loads the next workpiece. The automation degree is high and the efficiency is greatly improved.

[0038] In the description of the present invention, it is necessary to understand that the terms "upper", "lower", "left", "right", "inside", "outside", etc. indicate directions or positional relationships based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore cannot be understood as a limitation on the present invention.

[0039] As described above, the above embodiments are only used to illustrate the technical solutions of the utility model, rather than to limit it. Although the utility model has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that the technical solutions described in the aforementioned embodiments can still be modified, or some of the technical features can be replaced by equivalents. However, these modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the various embodiments of the utility model.

Claims

1. A linear light source device with high heat dissipation performance, characterized in that: It includes a linear light source body, a cooling system and a detection mechanism, wherein a fan assembly and a fin assembly are connected to the linear light source body, a through hole is opened on the linear light source body, the cooling system includes a cooling box, a water outlet pipe and a first valve, the cooling box stores coolant, the water outlet pipe connects the cooling box and the first end of the through hole, the first valve controls the opening and closing of the water outlet pipe, and the detection mechanism detects the temperature of the linear light source body and the ambient temperature in real time, and electrically connects the first valve and the fan assembly.

2. The linear light source device with high heat dissipation performance according to claim 1, characterized in that: The cooling system further comprises a water inlet pipe and a second valve, wherein the water inlet pipe is connected to the cooling box and the second end of the through hole, and the second valve controls the opening and closing of the water inlet pipe.

3. The linear light source device with high heat dissipation performance according to claim 1, characterized in that: The fin assembly includes a plurality of heat dissipation fins, the fan assembly includes a plurality of fans, the plurality of heat dissipation fins are distributed at intervals, the fans are distributed at intervals, and all fans are electrically connected to the detection mechanism.

4. The linear light source device with high heat dissipation performance according to claim 2, characterized in that: The linear light source body includes a shell assembly, a focusing piece and a light-emitting piece. The shell assembly is enclosed to form a receiving groove and an escape opening. The focusing piece is limited to the escape opening, and the light-emitting piece is placed in the receiving groove. The light emitted by the light-emitting piece passes through the focusing piece and then illuminates the workpiece.

5. The linear light source device with high heat dissipation performance according to claim 4, characterized in that: The light-emitting element comprises a PCB and a plurality of light-emitting units, wherein the plurality of light-emitting units are distributed at intervals and are all electrically connected to the PCB.

6. The linear light source device with high heat dissipation performance according to claim 4, characterized in that: The shell assembly comprises two first plates and two second plates. The two second plates are respectively arranged at two ends of the two first plates. Each second plate can be detachably connected to all the first plates.

7. The linear light source device with high heat dissipation performance according to claim 4, characterized in that: The linear light source body includes a base, which is detachably connected to the shell assembly and the light-emitting element. The base is provided with the through hole, and the shell assembly is provided with a first opening and a second opening. The water outlet pipe is connected to the first end of the through hole through the first opening, and the water inlet pipe is connected to the second end of the through hole through the second opening.

8. The linear light source device with high heat dissipation performance according to claim 5, characterized in that: It also includes a first power line and a second power line, the light-emitting unit includes first-color lamp beads and second-color lamp beads, the first power line electrically connects all the first-color lamp beads, and the second power line electrically connects all the second-color lamp beads.

9. A detection device, characterized in that: It comprises an imaging component and a line light source device with high heat dissipation performance as described in any one of claims 1 to 8, wherein the line light source device with high heat dissipation performance illuminates a workpiece, and the imaging component collects image information of the workpiece in real time.

10. The detection device according to claim 9, characterized in that: It also includes a loading component, a screening component and a detection component. The detection component is electrically connected to the imaging component and detects the workpiece according to the image information. The screening component is electrically connected to the detection component and is used to screen the workpiece. The loading component performs loading operations on the next workpiece.

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