LED module high and low temperature optical detection device
By designing a closed-type high and low temperature optical detection device for LED modules, and utilizing a pull-out end and mounting bracket structure, combined with temperature and light sensors, the detection error problem caused by unstable external light was solved, and accurate light stability detection under high and low temperature environments was achieved.
Patent Information
- Application Number
- CN202520349259.0
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-03-03
- Publication Date
- 2025-12-26
- Estimated Expiration
- 2035-03-03
AI Technical Summary
Existing testing devices suffer from large errors in testing LED modules due to unstable external light intensity, making it difficult to accurately assess their light stability under high and low temperature environments.
A high and low temperature optical testing device for LED modules was designed. The LED module is enclosed in the testing box by a combination of a pull-out end and a mounting bracket. Temperature sensors and light sensors are connected to the processor to detect the light stability under high and low temperature environments, avoiding the influence of external light.
This improves the accuracy of testing and ensures the accuracy of the light stability test results for LED modules under high and low temperature environments.
Smart Images
Figure CN223727385U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model belongs to detection device technical field, concretely relates to a LED module high and low temperature optical detection device. BACKGROUND
[0002] LED module is the product of LED product application more widely, also has big difference in structure aspect and electron, simple is with a LED's circuit board and shell that is become a LED module, complex adds some control, constant current source and related heat dissipation treatment makes LED life and luminous intensity better, for detecting the stability of LED module under high temperature and low temperature environment, need to detect its illumination stability under different temperature respectively.
[0003] Usually used detection device, when detecting, directly install LED module on support, LED module is directly exposed in the environment, need to strictly control the stability of external environment illumination intensity in the detection process, otherwise easy to cause big error to detection. UTILITY MODEL CONTENTS
[0004] The utility model discloses a LED module high and low temperature optical detection device, it can avoid the influence of external light to the detection result when detecting, improve the precision of detection, to solve the problem in the background technique mentioned above.
[0005] To realize above-mentioned purpose, the utility model provides the following technical scheme: a kind of LED module high and low temperature optical detection device, including detection box and pull end, the pull end is slidably connected in one end of detection box, one end of the pull end is fixedly connected with the mounting bracket for installing LED module, the top of the pull end is fixedly connected with positioning component, one end of the detection box is fixedly connected with separation component, one side of the detection box is provided with temperature sensor, the other end of the detection box is fixedly installed with illumination sensor, one side of the detection box is provided with processor.
[0006] Further, the two sides of the detection box are fixedly connected with pipeline.
[0007] Further, the four corners of the inner wall of the detection box are fixedly connected with the insertion tube, and the one end of the side wall of the insertion tube is provided with a circular hole.
[0008] Further, the pulling head comprises an end plate, one side of the end plate is fixedly connected with a square tube, the square tube is slidably connected at one end of the detection box, four corners of one end of the square tube are fixedly connected with cylinders, the cylinders are slidably connected in the corresponding insertion tubes, one end of the side wall of the cylinder is provided with a sealing ring, the inside of the cylinder is fixedly connected with a first spring, the first spring is fixedly connected with one end of the corresponding insertion tube, the other side of the end plate is fixedly connected with a handle, the surface of the end plate is provided with a wire arranging hole, the inside of the wire arranging hole is provided with a rubber sheet, and the surface of the rubber sheet is provided with a cross groove.
[0009] Further, the mounting frame comprises a mounting plate fixedly connected at the middle of one end of the square tube, the surface of the mounting plate is provided with strip groove groups distributed at equal intervals, each strip groove group comprises two symmetrically distributed strip grooves, one side of the strip groove is provided with a through groove, and the inside of the strip groove is slidably connected with a sliding block.
[0010] Further, the positioning component comprises a positioning plate fixedly connected at one end of the square tube, the surface of the positioning plate is provided with a punching groove, and the inside of the punching groove is fixedly connected with an elastic clamping head.
[0011] Further, the separating component comprises a connecting plate fixedly connected at one end of the detection box, one end of the connecting plate is fixedly connected with a mounting cylinder, the bottom end of the mounting cylinder is fixedly connected with a first circular ring, the inside of the mounting cylinder is slidably connected with a pressing column, the pressing column penetrates through the first circular ring, the side wall of the pressing column is sleeved with a second spring, the top end of the side wall of the pressing column is fixedly connected with a second circular ring, and the two ends of the second spring are fixedly connected with the second circular ring and the first circular ring respectively.
[0012] Further, the temperature sensor and the illumination sensor are electrically connected with the processor.
[0013] Compared with the prior art, the beneficial effects of the device are that: when detecting, the pulling head is pulled out, then the LED module is installed on the mounting frame, and the pulling head is pushed back to the inside of the detection box, so that the LED module is placed in a closed environment, and when detecting, the influence of external light on the detection result is avoided, and the detection accuracy is improved. BRIEF DESCRIPTION OF DRAWINGS
[0014] Figure 1 It is a three-dimensional structure schematic view of the utility model;
[0015] Figure 2 It is a front sectional view of the utility model;
[0016] Figure 3 It is a three-dimensional structure schematic view of the pulling head of the utility model;
[0017] Figure 4 It is a front sectional view of the separation component of the utility model.
[0018] In the drawings, the component list represented by each reference numeral is as follows:
[0019] 1, detection box; 11, pipeline; 12, plug-in cylinder; 13, round hole; 2, pullout end; 21, end plate; 22, square cylinder; 23, cylindrical; 24, first spring; 25, sealing ring; 26, handle; 27, wire arranging hole; 28, rubber sheet; 3, mounting frame; 31, mounting plate; 32, strip-shaped slot; 33, through slot; 34, sliding block; 35, nut; 4, positioning component; 41, positioning plate; 42, punched slot; 43, elastic clamping head; 5, separation component; 51, connecting plate; 52, mounting cylinder; 53, first circular ring; 54, pressing column; 55, second spring; 56, second circular ring; 57, pressing plate; 6, temperature sensor; 7, processor; 8, illumination sensor. DETAILED DESCRIPTION
[0020] In order to make the purpose and advantages of the utility model more clear and obvious, the following will be combined with examples to specifically explain the utility model. It should be understood that the following text is only used to describe one or several specific embodiments of the utility model, and does not strictly limit the protection scope specifically requested by the utility model.
[0021] As Figure 1 and 2 Indicated, a kind of LED module high-low temperature optical detection device, including detection box 1 and pullout end 2, pullout end 2 is slidably connected in one end of detection box 1, one end of pullout end 2 is fixedly connected with the mounting frame 3 for installing LED module, the top end of pullout end 2 is fixedly connected with positioning component 4, one end of detection box 1 is fixedly connected with separation component 5, one side of detection box 1 is provided with temperature sensor 6, the other end of detection box 1 is fixedly installed with illumination sensor 8, one side of detection box 1 is provided with processor 7, temperature sensor 6 and illumination sensor 8 are electrically connected with processor 7.
[0022] According to the above structure, when using, pullout end 2 is pulled out then LED module is installed on mounting frame 3, pullout end 2 is pushed back to the inside of detection box 1, to avoid the influence of external light on detection result when detecting, improve the precision of detection.
[0023] As Figure 1 Indicated, the two sides of detection box 1 are fixedly connected with pipeline 11.
[0024] According to the above structure, in use, one of the pipes 11 is communicated with the hot or cold gas source, cold or hot gas is introduced into the inside of the detection box 1, so that the temperature inside the detection box 1 is changed, the light stability of the LED module is detected in the high temperature or low temperature state, and when the temperature inside the detection box 1 reaches the set value, the LED module is started, the light intensity is detected by the light sensor 8, and in use, the processor 7 is connected with the computer terminal of the external device, so that the detection signal is recorded and analyzed.
[0025] As shown in Figure 2 and 3 , the four corners of the inner wall of the detection box 1 are fixedly connected with the insertion tubes 12, one end of the side wall of the insertion tube 12 is provided with a round hole 13, the pulling end 2 includes an end plate 21, one side of the end plate 21 is fixedly connected with a square tube 22, the square tube 22 is slidingly connected at one end of the detection box 1, the four corners of one end of the square tube 22 are fixedly connected with cylinders 23, the cylinders 23 are slidingly connected in the corresponding insertion tubes 12, one end of the side wall of the cylinder 23 is provided with a sealing ring 25, the inside of the cylinder 23 is fixedly connected with a first spring 24, one end of the first spring 24 is fixedly connected with the corresponding insertion tube 12, the other side of the end plate 21 is fixedly connected with a handle 26, the surface of the end plate 21 is provided with a wire arranging hole 27, the inside of the wire arranging hole 27 is provided with a rubber sheet 28, and the surface of the rubber sheet 28 is provided with a cross groove.
[0026] According to the above structure, when installing the LED module, the end plate 21 is pulled outwards by the handle 26, the square tube 22 is gradually pulled out of the inside of the detection box 1, and as the pulling end 2 is pulled outwards, the first spring 24 is elongated, and when the positioning part 4 is pulled out and clamped at one end of the detection box 1, the pulling end 2 is positioned, at which time the LED module can be installed.
[0027] As shown in Figure 3 , the mounting bracket 3 includes a mounting plate 31 fixedly connected at the middle of one end of the square tube 22, the surface of the mounting plate 31 is provided with a plurality of strip groove groups distributed at equal intervals, each strip groove group includes two symmetrically distributed strip grooves 32, one side of the strip groove 32 is provided with a through groove 33, the inside of the strip groove 32 is slidingly connected with a sliding block 34, one end of the sliding block 34 is fixedly connected with a nut 35, and the middle of the sliding block 34 is provided with a through hole.
[0028] According to the above structure, when installing the LED module, the corresponding sliding block 34 is screwed through the corresponding nut 35, so as to install the LED module on one side of the mounting plate 31. After the installation is completed, the positioning component 4 is pressed downward by the separating component 5. Under the pulling of the first spring 24, the side cylinder 22 and the end plate 21 retract into the inside of the detection box 1, so as to drive the mounting frame 3 and the LED module to retract into the inside of the detection box 1. When retracting, the gas in the plug-in cylinder 12 is slowly released through the round hole 13, so as to avoid too large impact caused by too fast retraction of the pulling end head 2 and the mounting frame 3.
[0029] As shown in Figure 3 and 4 , the positioning component 4 includes a positioning plate 41 fixedly connected to one end of the side cylinder 22. The surface of the positioning plate 41 is provided with a punching groove 42. The punching groove 42 is fixedly connected with an elastic clamp head 43 inside. The separating component 5 includes a connecting plate 51 fixedly connected to one end of the detection box 1. One end of the connecting plate 51 is fixedly connected with a mounting cylinder 52. The bottom end of the mounting cylinder 52 is fixedly connected with a first circular ring 53. The inside of the mounting cylinder 52 is slidingly connected with a pressing column 54. The pressing column 54 penetrates through the first circular ring 53. The side wall of the pressing column 54 is sleeved with a second spring 55. The top end of the side wall of the pressing column 54 is fixedly connected with a second circular ring 56. The two ends of the second spring 55 are fixedly connected with the second circular ring 56 and the first circular ring 53 respectively. The top end of the pressing column 54 is fixedly connected with a pressing plate 57.
[0030] According to the above structure, when the end plate 21 is pulled outwards, after the elastic clamp head 43 is pulled out of the end of the detection box 1, the elastic clamp head 43 is clamped on one end of the detection box 1 to position the pulling end head 2, so as to avoid the pulling end head 2 from retracting, thereby facilitating the installation of the LED module. After the installation of the LED module is completed, the pressing plate 57 is pressed downward, the bottom end of the pressing column 54 is stretched downward to press the elastic clamp head 43. When the end of the elastic clamp head 43 is lower than the top end surface of the inner wall of the detection box 1, the end plate 21 can retract under the pulling of the first spring 24.
[0031] The utility model discloses a working principle is: in use, one of the pipeline 11 is communicated with hot gas or cold gas source, and cold, hot gas is passed to the inside of detection box 1 to change the temperature in the inside of detection box 1, and the light stability of LED module is detected under high temperature or low temperature state, and when the temperature in the inside of detection box 1 reaches the set value, opens LED module, and the light intensity of detector is detected through the light sensor 8, and the processor 7 is connected with the computer terminal of peripheral equipment in use to record and analyze detection signal, when installing LED module, the end plate 21 is pulled out to the outside through handle 26, and the square tube 22 is gradually pulled out from the inside of detection box 1, and with the pullout end 2 being pulled out to the outside, the first spring 24 is elongated, and when the positioning part 4 is pulled out and is clamped at one end of detection box 1 to position the pullout end 2, LED module can be installed at this time, when installing LED module, the corresponding nut 35 is screwed through the corresponding sliding block 34 and is screwed to connect to one side of mounting plate 31, and after installation is completed, the positioning part 4 is pressed down through the separating part 5, and the square tube 22 and the end plate 21 are retracted to the inside of detection box 1 under the pull of the first spring 24, so as to drive the mounting frame 3 and LED module to retract to the inside of detection box 1, and when retracting, the gas in the plug-in cylinder 12 is slowly released through the round hole 13, so as to avoid that the pullout end 2 and the mounting frame 3 retract too fast and cause too large impact, when pulling out the end plate 21 to the outside, when the elastic clamp head 43 is pulled out from the end of detection box 1, the elastic clamp head 43 is popped up and clamped at one end of detection box 1 to position the pullout end 2, avoiding that the pullout end 2 retracts, so as to facilitate the installation of LED module, after the installation of LED module is completed, the elastic clamp head 43 is pressed down through the pressing plate 57, and the bottom end of the pressing column 54 is extruded downward, and when the end of the elastic clamp head 43 is lower than the top surface of the inner wall of detection box 1, the end plate 21 can retract under the pull of the first spring 24.
[0032] The above only is the preferred implementation of the utility model, should point out, for ordinary technical personnel in this technical field, on the premise of not departing from the principle of the utility model, can make a number of improvements and refinements, these improvements and refinements also should be regarded as the protection range of the utility model. The structure, device and operation method not specifically described and explained in the utility model, are implemented according to conventional means in the field, without special description and limitation.
Claims
1. A LED module high and low temperature optical detection device, comprising a detection box (1) and a pull end (2), characterized in that: The pulling head (2) is slidably connected to one end of the detection box (1), one end of the pulling head (2) is fixedly connected with a mounting rack (3) for mounting an LED module, the top end of the pulling head (2) is fixedly connected with a positioning component (4), one end of the detection box (1) is fixedly connected with a separation component (5), one side of the detection box (1) is provided with a temperature sensor (6), the other end of the detection box (1) is fixedly provided with an illumination sensor (8), and one side of the detection box (1) is provided with a processor (7). 2.The LED module high and low temperature optical detection device of claim 1, wherein: The detection box (1) is fixedly connected with a pipeline (11) on both sides. 3.The LED module high and low temperature optical detection device of claim 1, wherein: The four corners of the inner wall of the detection box (1) are fixedly connected with plug-in cylinders (12), and one end of the side wall of the plug-in cylinder (12) is provided with a circular hole (13). 4.The LED module high and low temperature optical detection device of claim 1, wherein: The pulling head (2) comprises an end plate (21), one side of the end plate (21) is fixedly connected with a square tube (22), the square tube (22) is slidably connected to one end of the detection box (1), four corners of one end of the square tube (22) are fixedly connected with cylinders (23), the cylinders (23) are slidably connected in the corresponding plug-in cylinders (12), one end of the side wall of the cylinder (23) is provided with a sealing ring (25), the inside of the cylinder (23) is fixedly connected with a first spring (24), one end of the first spring (24) is fixedly connected with the corresponding plug-in cylinder (12), the other side of the end plate (21) is fixedly connected with a handle (26), the surface of the end plate (21) is provided with a wire arranging hole (27), the inside of the wire arranging hole (27) is provided with a rubber sheet (28), and a cross groove is formed in the surface of the rubber sheet (28).
5. The LED module high-low temperature optical detection device of claim 1, wherein: The mounting rack (3) comprises a mounting plate (31) fixedly connected to the middle of one end of the square tube (22), the surface of the mounting plate (31) is provided with a plurality of strip groove groups distributed at equal intervals, each strip groove group comprises two symmetrically distributed strip grooves (32), one side of the strip groove (32) is provided with a through groove (33), the inside of the strip groove (32) is slidably connected with a sliding block (34), one end of the sliding block (34) is fixedly connected with a nut (35), and the middle of the sliding block (34) is provided with a through hole. 6.The LED module high and low temperature optical detection device of claim 1, wherein: The positioning component (4) comprises a positioning plate (41) fixedly connected to one end of the square tube (22), the surface of the positioning plate (41) is provided with a punched groove (42), and the inside of the punched groove (42) is fixedly connected with an elastic clamping head (43). 7.The LED module high and low temperature optical detection device of claim 1, wherein: The separation component (5) comprises a connecting plate (51) fixedly connected at one end of the detection box (1), one end of the connecting plate (51) is fixedly connected with a mounting cylinder (52), the bottom end of the mounting cylinder (52) is fixedly connected with a first circular ring (53), the inside of the mounting cylinder (52) is slidably connected with a pressing column (54), the pressing column (54) penetrates through the first circular ring (53), the side wall of the pressing column (54) is sleeved with a second spring (55), the top end of the side wall of the pressing column (54) is fixedly connected with a second circular ring (56), the two ends of the second spring (55) are fixedly connected with the second circular ring (56) and the first circular ring (53) respectively, and the top end of the pressing column (54) is fixedly connected with a pressing plate (57). 8.The LED module high and low temperature optical detection device of claim 1, wherein: The temperature sensor (6) and the illumination sensor (8) are electrically connected with the processor (7).