Point light source

Abstract

The utility model relates to the technical field of light sources, in particular to a point light source, which comprises a lamp holder and a lamp holder, a plurality of groups of light source holes are arranged in the lamp holder, light guide columns are arranged in the light source holes, light source components are arranged at the ends of the light guide columns, a connecting sleeve is arranged between the lamp holder and the lamp holder, and a barb is arranged at one end of the connecting sleeve and clamped at the end of the lamp holder. An annular clamping groove is formed in the connecting position of the lamp holder and the barb, and internal threads are arranged at the other end of the connecting sleeve and are in threaded connection with the lamp cap. The multiple sets of light source holes and light source assemblies are arranged in the same lamp holder, the occupied area is small, installation is convenient, and light beams cannot deviate from one another.

Description

TECHNICAL FIELD

[0001] The utility model relates to light source technical field especially relates to a point light source. BACKGROUND

[0002] With the high automation of production line in industrial production, the detection means of product quality of factory is more and more. The field of detecting product quality using image processing and computer vision technology is gradually increasing, such as screw surface defect, convex and concave point detection, connector hole inner contact spacing detection, capacitor appearance detection and electronic component welding point detection. The visual detection of these fields usually needs to select point light source, when needing to detect multiple points simultaneously, multiple single-hole point light sources need to be set, the area occupied during light source installation is large, the structure is not compact enough, and the light beams are prone to deviation among each other during light source use, causing low detection accuracy. UTILITY MODEL CONTENT

[0003] The utility model provides a point light source for solving the technical problems existing in the above, adopts multiple groups of light source holes and light source assemblies in the same lamp holder, solves the problems of multiple single-hole point light sources, large area occupied during light source installation and deviation among each other of light beams.

[0004] To solve the above technical problems, the technical scheme adopted by the utility model is: a point light source, comprising a lamp holder and a lamp holder, a plurality of groups of light source holes are arranged in the lamp holder, a light guide column is arranged in the light source hole, and a light source assembly is arranged at the end of the light guide column; a connecting sleeve is arranged between the lamp holder and the lamp holder, one end of the connecting sleeve is provided with a barb, the barb is clamped at the end of the lamp holder, a ring-shaped clamping groove is arranged at the position where the lamp holder is connected with the barb, and the other end of the connecting sleeve is provided with an internal thread; the internal thread is screwed with the lamp holder.

[0005] Further optimize the technical scheme, the light source assembly comprises an optical lens and a reflector, the reflector is provided with an LED light source away from the optical lens, the LED light source is arranged in a substrate, the substrate is detachably arranged in the end face of the lamp holder, the end of the lamp holder connected with the lamp holder is provided with a limiting column, and the limiting column is arranged in the substrate.

[0006] Further optimize the technical scheme, the outer side of the lamp holder is provided with a radially arranged mounting positioning column.

[0007] Further optimize the technical scheme, the outer wall of the lamp holder is provided with annular heat dissipation fins, and the outer wall of the lamp holder is provided with a heat dissipation groove.

[0008] Further optimize the technical scheme, the middle part of the lamp holder is provided with a wire hole.

[0009] Compared with the prior art, the utility model has following advantages: 1, be equipped with multiple light source holes and light source assembly in the same lamp cap, small area is occupied, convenient to install, and each light beam will not be deviated between each other;2, the connecting sleeve is clamped in the annular clamping groove through the setting barb, the connecting sleeve is detachably connected with one end of the lamp cap through the setting internal thread, the limiting column is penetrated into the base plate, the mutual positioning of each component in the light source assembly can be completed, the rotation connecting sleeve makes the lamp holder and the lamp cap connect more closely, and the assembly of the point light source can be conveniently completed;3, the installation position of the point light source can be limited through the setting limiting column, and the reliable fixing of the light source is further realized in cooperation with the fixed base provided with the hole. BRIEF DESCRIPTION OF DRAWINGS

[0010] Figure 1 It is an external structure schematic view of a point light source;

[0011] Figure 2 It is an internal structure schematic view of a point light source;

[0012] Figure 3 It is Figure 2 The local enlarged schematic view of A in the middle.

[0013] In the drawing: 1, lamp cap;10, heat dissipation groove;11, light source hole;12, limiting column;2, lamp holder;20, heat dissipation fin;21, wire hole;22, annular clamping groove;3, installation limiting column;4, light guide column;5, connecting sleeve;51, internal thread;52, barb;6, optical lens;7, reflector;8, LED light source;9, base plate;10, heat dissipation groove. DETAILED DESCRIPTION

[0014] In order to make the purpose, technical scheme and advantage of the utility model more clear and obvious, the utility model is further explained in detail below with the reference of specific implementation manners and the attached drawings.It should be understood that these descriptions are only exemplary, and are not intended to limit the scope of the utility model.In addition, in the following description, the description of the known structure and technology is omitted to avoid unnecessary confusion of the concept of the utility model.

[0015] It should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like involved in the present application indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present disclosure and simplifying the description, and therefore cannot be understood as indicating or implying that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present disclosure.In addition, the terms "first", "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance.

[0016] In combination Figures 1 to 3As shown in the figure, a point light source comprises a cylindrical lamp head 1 and a lamp holder 2, the outer wall of the lamp holder 2 is provided with annular heat dissipation fins 20, and the outer wall of the lamp head 1 is provided with heat dissipation grooves 10. A plurality of groups of light source holes 11 parallel to each other are arranged in the lamp head 1, a light guide column 4 is arranged in the light source hole 11, and the end of the light guide column 4 is provided with a light source assembly, the light source assembly comprises an optical lens 6 and a reflector 7, the end of the reflector 7 away from the optical lens 6 is provided with an LED light source 8, the LED light source 8 is arranged in a substrate 9, the substrate 9 is detachably arranged in the end face of the lamp holder 2, the end of the lamp head 1 connected with the lamp holder 2 is provided with a limiting column 12, the limiting column 12 is arranged between the plurality of groups of light source assemblies, and the limiting column 12 penetrates the substrate 9. The middle part of the end of the lamp holder 2 away from the substrate 9 is provided with a wire hole 21.

[0017] In combination Figures 2 to 3 As shown in the figure, a connecting sleeve 5 is arranged between the lamp head 1 and the lamp holder 2, one end of the connecting sleeve 5 is provided with a barb 52, the barb 52 is clamped in the end of the lamp holder 2, the position of the lamp holder 2 connected with the barb 52 is provided with an annular clamping groove 22, the other end of the connecting sleeve 5 is provided with an internal thread 51, and the internal thread 51 is threadedly connected with one end of the lamp head 1. The outer side of the lamp holder 2 is provided with a radially arranged mounting positioning column 3.

[0018] In use, in combination Figures 1 to 3 As shown in the figure, the connecting sleeve 5 is clamped in the annular clamping groove 22 through the arranged barb 52, so that the connecting sleeve 5 is rotatably connected at the end of the lamp holder 2, the connecting sleeve 5 is detachably connected with one end of the lamp head 1 through the arranged internal thread 51, and the connecting surface of the substrate 9 and the lamp holder 2 is coated with heat-conducting silicone grease during assembly. Then the limiting column 12 penetrates into the substrate 9, the mutual positioning of the components in the light source assembly is completed, the connecting sleeve 5 is rotated to make the lamp holder 2 and the lamp head 1 more closely connected, the assembly of the point light source is completed, the light source assembly is more rapid and convenient, the simultaneous irradiation of the light source at multiple points can be realized, the defect detection at multiple points can be realized in cooperation with a visual system, since the plurality of light source assemblies are arranged in the lamp head 1 of the same group of point light sources, the structure is more compact, the light source occupies a small area, the mutual positions of the light beams are fixed, and the detection accuracy is higher.

[0019] It should be understood that the above specific embodiments of the present application are only used for illustrative or explanatory purposes of the principles of the present application, and do not constitute a limitation on the present application. Therefore, any modification, equivalent replacement, improvement, etc. made without departing from the spirit and scope of the present application shall be included in the protection scope of the present application. In addition, the appended claims of the present application are intended to cover all changes and modifications falling within the scope and boundary of the appended claims, or the equivalent forms of such scope and boundary.

Claims

1. A point light source comprising a lamp head (1) and a lamp holder (2) characterized in that: The lamp holder (1) is provided with a plurality of groups of light source holes (11), the light source holes (11) are provided with light guide columns (4), the end of the light guide column (4) is provided with a light source assembly, the lamp holder (1) and the lamp holder (2) are provided with a connecting sleeve (5), one end of the connecting sleeve (5) is provided with a barb (52), the barb (52) is clamped on the end of the lamp holder (2), the position of the lamp holder (2) and the barb (52) is provided with an annular clamping groove (22), the other end of the connecting sleeve (5) is provided with an internal thread (51), the internal thread (51) is screwed with the lamp holder (1).

2. A point source as claimed in claim 1, characterized in that: The light source assembly comprises an optical lens (6) and a reflector (7), the reflector (7) is provided with an LED light source (8) away from the optical lens (6), the LED light source (8) is arranged in a substrate (9), the substrate (9) is detachably arranged in the end face of the lamp holder (2), the end of the lamp holder (1) and the lamp holder (2) is provided with a limiting column (12), the limiting column (12) is arranged in the substrate (9).

3. A point source as claimed in claim 1, characterized in that: The outer side of the lamp holder (2) is provided with a radial installation positioning column (3).

4. A point source as claimed in claim 1, characterized in that: The outer wall of the lamp holder (2) is provided with annular heat dissipation fins (20), and the outer wall of the lamp holder (1) is provided with heat dissipation grooves (10).

5. A point source as claimed in claim 1, characterized in that: The middle part of the lamp holder (2) is provided with a wire hole (21).

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