CN221078897U - LED aging testing device - Google Patents

Abstract

The utility model belongs to the technical field of LED aging tests, in particular to an LED aging test device, which comprises a foot rest, wherein a box body is arranged on a base, a collecting box is arranged on a first sliding block, a first spring is arranged on the collecting box and a box bottom plate, an acousto-optic alarm lamp is arranged on the outer wall of the box, a first electrode plate is arranged on a second sliding block, a second spring is arranged on the first electrode plate, the top end of the second spring is fixedly connected with the collecting box bottom plate, a second electrode plate is arranged on the inner wall of the box, the second electrode plate falls into the collecting box through a part, the whole weight of the collecting box is increased, the collecting box drives the second spring to move downwards, the second spring drives the first electrode plate to move downwards, the first electrode plate is in contact with the second electrode plate below the collecting box, the acousto-optic alarm lamp is connected with an internal circuit, and the acousto-optic alarm lamp gives an alarm.

Description

LED aging testing device

Technical Field

The utility model relates to the technical field of LED aging test, in particular to an LED aging test device.

Background

Along with the development of society, the LED illuminating lamp is widely applied to various fields due to the advantages of environmental protection, low energy consumption, high luminous intensity, good shock resistance and the like, an LED aging test device is required to be used for carrying out aging test on the LED illuminating lamp after the LED illuminating lamp is produced, the aged LED lamp parts are connected loose, and the assembly state of the aged LED lamp is detected through vibration test.

The LED aging vibration testing device consists of a box body, a vibrator, a clamping plate and other structures, the LED lamp panel is clamped and fixed by the clamping plate, the vibrator is restarted, the LED lamp panel is subjected to vibration impact, whether parts fall off or not is observed, and the quality of the LED lamp panel is detected.

When the aging condition of the LED is detected, the assembly state of the aged LED lamp is detected through vibration test, the LED lamp can fall off parts after long-time vibration, and as an alarm system is not provided, signals cannot be obtained in time when the parts fall off, the damage condition of the LED lamp in the test process cannot be found in time, and the accuracy of detection data is affected; therefore, an LED burn-in test apparatus is proposed for the above-mentioned problems.

Disclosure of utility model

In order to make up the defects of the prior art and solve the problems existing in the prior art, the utility model provides an LED aging test device.

The technical scheme adopted for solving the technical problems is as follows: the utility model relates to an LED aging testing device, which comprises a foot rest, wherein a base is arranged on the foot rest, a box body is arranged on the base, a box door is arranged on the box body through a hinge, the box door is made of toughened glass, an alarm component is arranged in the box body, the alarm component comprises a first sliding groove, first sliding grooves are symmetrically arranged on two side walls in the box body, a first sliding block is arranged in the first sliding groove, a collecting box is arranged on the first sliding block, a first spring is arranged on the collecting box and a box bottom plate, an acousto-optic alarm lamp is arranged on the outer wall of the box body, a second sliding groove is arranged on the inner wall of the box body, a second sliding block is arranged in the second sliding groove, a first electrode plate is arranged on the second sliding block, a second spring is arranged on the first electrode plate, the top end of the second spring is fixedly connected with the collecting box bottom plate, install the second electrode piece on the box inner wall, the second electrode piece is located under the first electrode piece, first electrode piece passes through circuit and audible-visual annunciator lamp with the second electrode piece and establishes ties, install the vibrometer on the box back plate inner wall, install on the vibrometer and place the board, place and install multiunit third spring between board back wall and the box back plate inner wall, drop in collecting box through the part, the whole weight of collecting box increases, and collecting box drives the second spring and moves down, and the second spring drives first electrode piece and moves down, and first electrode piece contacts with the second electrode piece of its below, and audible-visual annunciator lamp sends the police dispatch newspaper, and this structure can send the police dispatch newspaper in the first time when the part drops, is of value to accurate record detection data.

Preferably, the clamping assembly is installed on the placing plate and comprises a screw rod, the screw rod is installed on the placing plate through bearing rotation, a knob is welded on the top end of the screw rod, a clamping plate is sleeved on the knob, threads are arranged on the clamping plate, the clamping plate slides in a matched mode through the threads and the screw rod, a lamp panel is clamped on the clamping plate, a bulb is installed on the lamp panel, the screw rod is rotated, the clamping plate on the screw rod horizontally moves on the screw rod, clamping fixation of the lamp panel is achieved, and rapid clamping fixation of the lamp panel is facilitated.

Preferably, the guide way has been seted up to splint upper and lower symmetry, place and install the deflector on the board, the deflector runs through the guide way, the welding of deflector top has the limiting plate, through installation deflector, has realized the horizontal migration of splint, is of value to splint and keeps stable.

Preferably, the motor is installed to the inside of the vibration meter, install the regulating box on the outside lateral wall of box, install the porcelain tube between the regulating box inner wall, the winding has the coil on the porcelain tube, first connecting piece is installed to coil one end, install the metal pipe between the regulating box inner wall, fixed cover is equipped with the go-between on the metal pipe, install the second connection piece on the go-between, first connecting piece and second connection piece pass through internal circuit with the inside motor of vibration meter is established ties, the cover is equipped with the slip ring on the metal pipe, fixed mounting has two sheetmetals on the slip ring, the sheetmetal contacts with the coil, set up flutedly on the box lateral wall, install the connecting block on the slip ring, the connecting block is assembled in the recess, install the push pedal on the connecting block, through promoting the push pedal, the connecting block drives the slip ring and slides on the metal pipe, and the slip ring slides on the coil, has realized the change of coil length, and has realized the change of resistance size, and this structure has realized that the frequency of vibration meter is beneficial to change the vibration device vibration according to the vibration model.

The utility model has the advantages that:

1. According to the utility model, the parts fall into the collecting box, the whole weight of the collecting box is increased, the collecting box drives the second spring to move downwards, the second spring drives the first electrode plate to move downwards, the first electrode plate is in contact with the second electrode plate below the first electrode plate, the sound-light alarm lamp is connected with an internal circuit, the sound-light alarm lamp gives an alarm, the structure can give an alarm at the first time when the parts fall off, accurate recording of detection data is facilitated, through screw rotation, the clamping plate on the screw horizontally moves on the screw, clamping and fixing of the lamp panel are realized, and rapid clamping and fixing of the lamp panel are facilitated.

2. According to the utility model, the guide plate is arranged, so that the clamping plate can be horizontally moved, the clamping plate can be kept stable, the push plate is pushed to drive the connecting block to move in the groove, the connecting block drives the sliding ring to slide on the metal pipe, the sliding ring drives the metal sheet to slide on the coil, the length of the coil is changed, the resistance is changed, the vibration frequency of the vibrator is changed by changing the resistance, and the device is beneficial to adjusting the vibration frequency according to the LED model.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained from these drawings without inventive faculty for a person skilled in the art.

FIG. 1 is a schematic perspective view of a first view;

FIG. 2 is a schematic view of the internal three-dimensional structure of the case;

fig. 3 is a schematic perspective view of a first electrode plate;

FIG. 4 is a schematic view of a three-dimensional structure of a placement plate;

fig. 5 is a schematic view of the internal three-dimensional structure of the regulating box.

In the figure: 1. a foot rest; 2. a base; 3. a case; 4. a door; 5. a first chute; 6. a first slider; 7. a collection box; 8. a first spring; 9. an acousto-optic alarm lamp; 10. a second chute; 11. a second slider; 12. a first electrode sheet; 13. a second spring; 14. a second electrode sheet; 15. a vibrator; 16. placing a plate; 17. a third spring; 18. a screw rod; 19. a knob; 20. a clamping plate; 21. a lamp panel; 22. a bulb; 23. a guide groove; 24. a guide plate; 25. a limiting plate; 26. an adjusting box; 27. porcelain tube; 28. a coil; 29. a first connecting piece; 30. a metal tube; 31. a connecting ring; 32. a second connecting piece; 33. a slip ring; 34. a metal sheet; 35. a groove; 36. a connecting block; 37. a push plate.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, an LED aging test apparatus includes a foot stand 1, a base 2 mounted on the foot stand 1, a box 3 mounted on the base 2, a box door 4 mounted on the box 3 via a hinge, the box door 4 made of toughened glass, an alarm assembly mounted in the box 3, the alarm assembly including a first chute 5, first chutes 5 symmetrically provided on two inner side walls of the box 3, a first slider 6 mounted in the first chute 5, a collecting box 7 mounted on the first slider 6, a first spring 8 mounted on the collecting box 7 and a bottom plate of the box 3, an acousto-optic alarm lamp 9 mounted on an outer wall of the box 3, a second chute 10 provided on an inner wall of the box 3, a second sliding block 11 is assembled in the second sliding groove 10, a first electrode plate 12 is arranged on the second sliding block 11, a second spring 13 is arranged on the first electrode plate 12, the top end of the second spring 13 is fixedly connected with the bottom plate of the collecting box 7, a second electrode plate 14 is arranged on the inner wall of the box body 3, the second electrode plate 14 is positioned under the first electrode plate 12, the first electrode plate 12 and the second electrode plate 14 are connected with the audible and visual alarm lamp 9 in series through a circuit, a vibrator 15 is arranged on the inner wall of the back plate of the box body 3, a placing plate 16 is arranged on the vibrator 15, a plurality of groups of third springs 17 are arranged between the back wall of the placing plate 16 and the inner wall of the back plate of the box body 3, a clamping assembly is arranged on the placing plate 16, the clamping assembly comprises a screw rod 18, the screw rod 18 is rotatably arranged on the placing plate 16 through a bearing, a knob 19 is welded at the top end of the screw rod 18, a clamping plate 20 is sleeved on the knob 19, threads are formed on the clamping plate 20, the clamping plate 20 slides in a matched manner with the screw rod 18 through the threads, a lamp plate 21 is clamped on the clamping plate 20, a bulb 22 is arranged on the lamp plate 21, guide grooves 23 are symmetrically formed in the upper and lower directions of the clamping plate 20, a guide plate 24 is arranged on the placing plate 16, the guide plate 24 penetrates through the guide grooves 23, and a limiting plate 25 is welded at the top end of the guide plate 24; when the LED lamp works, when the aging condition of the LED is detected, the LED lamp can fall off of a part through long-time vibration, and because an alarm system is not provided, a signal cannot be timely obtained when the part falls off, the accuracy of detection data is affected, the knob 19 is rotated to drive the screw rod 18 to rotate by putting the lamp plate 21 between the clamping plate 20 and the placing plate 16, the clamping plate 20 on the screw rod 18 horizontally moves on the screw rod 18 until the lamp plate 21 is clamped and fixed, the vibrator 15 is driven to vibrate along with the placing plate 16 through the internal motor operation of the vibrator 15, the model of the vibrator 15 is ZF150, in the vibration process, when the LED has quality problems, the parts of the LED fall off, the parts fall in the collecting box 7, the whole weight of the collecting box 7 is increased, the collecting box 7 slides downwards, the collecting box 7 compresses the first spring 8, meanwhile, the collecting box 7 drives the second spring 13 to move downwards, the second spring 13 drives the first electrode plate 12 to move downwards, the first electrode plate 12 contacts with the second electrode plate 14 below the second electrode plate, the internal circuit of the acousto-optic alarm lamp 9 is connected, the acousto-optic alarm lamp 9 gives an alarm, the parts in the collecting box 7 are taken out, the collecting box 7 moves upwards under the pushing of the first spring 8, the first electrode plate 12 is driven to be separated from the second electrode plate 14, the acousto-optic alarm lamp 9 is closed, and the structure can give an alarm at the first time when the part falls off, so that accurate recording of detection data is facilitated.

Referring to fig. 5, a motor is installed inside the vibrator 15, an adjusting box 26 is installed on the outer side wall of the box 3, a porcelain tube 27 is installed between the inner walls of the adjusting box 26, a coil 28 is wound on the porcelain tube 27, a first connecting piece 29 is installed at one end of the coil 28, a metal tube 30 is installed between the inner walls of the adjusting box 26, a connecting ring 31 is fixedly sleeved on the metal tube 30, a second connecting piece 32 is installed on the connecting ring 31, the first connecting piece 29 and the second connecting piece 32 are connected with the motor inside the vibrator 15 in series through an internal circuit, a sliding ring 33 is sleeved on the metal tube 30, two metal sheets 34 are fixedly installed on the sliding ring 33, the metal sheets 34 are contacted with the coil 28, a groove 35 is formed on the side wall of the box 3, a connecting block 36 is installed on the sliding ring 33, the connecting block 36 is assembled in the groove 35, and a push plate 37 is installed on the connecting block 36; when the LED vibrator is used for detecting aging of LEDs, the vibration frequency of the vibrator 15 cannot be regulated due to incapability of regulating the vibration frequency according to the type of the LEDs, the vibrator 15 is operated through the motor inside the vibrator 15, the operation of the vibrator 15 is realized, current on the motor flows to the first connecting sheet 29 through a circuit, the coil 28 enters the coil 28, the coil 28 is a resistor, the current can be changed by changing the size of the resistor, namely the vibration frequency of the vibrator 15 can be changed, the current flows to the metal tube 30 from the metal sheet 34 on the coil 28, and flows back to the motor from the second connecting sheet 32 on the metal tube 30 to form a series circuit, the push plate 37 is pushed to drive the connecting sheet 36 to move in the groove 35, the connecting sheet 36 drives the sliding ring 33 to slide on the metal tube 30, the sliding ring 33 drives the metal sheet 34 to slide on the coil 28, the length of the coil 28 is changed, the resistance is changed, the vibration frequency of the vibrator 15 is changed by changing the resistance, and the vibration frequency of the vibrator is favorable for regulating the vibration frequency according to the type of the LEDs.

The working principle is that when the aging condition of the LED is detected, the LED lamp can fall off the part through long-time vibration, and because an alarm system is not provided, signals cannot be timely obtained when the part falls off, the accuracy of detection data is affected, the knob 19 is rotated to drive the screw rod 18 to rotate, the clamping plate 20 on the screw rod 18 horizontally moves on the screw rod 18 until the lamp plate 21 is clamped and fixed, the vibrator 15 is operated by an internal motor, the model of the vibrator 15 is ZF150, the vibrator 15 drives the placing plate 16 to vibrate, the lamp plate 21 vibrates along with the placing plate 16, when the LED has quality problems, the part of the LED can fall off, the part falls in the collecting box 7, the whole weight of the collecting box 7 is increased, the collecting box 7 slides downwards, the collecting box 7 compresses the first spring 8, meanwhile, the collecting box 7 drives the second spring 13 to move downwards, the second spring 13 drives the first electrode plate 12 to move downwards, the first electrode plate 12 is contacted with the second electrode plate 14 below the second electrode plate 12, the internal circuit of the acousto-optic alarm lamp 9 is connected, the acousto-optic alarm lamp 9 gives an alarm, parts in the collecting box 7 are taken out, the collecting box 7 moves upwards under the pushing of the first spring 8 to drive the first electrode plate 12 to be separated from the second electrode plate 14, the acousto-optic alarm lamp 9 is closed, the structure can give an alarm at the first time when the parts fall off, thereby being beneficial to accurately recording detection data, when the LED ageing is detected, the vibration frequency of the vibrator 15 cannot be regulated according to the LED model, the operation of the vibrator 15 is realized through the motor inside the vibrator, the current on the motor flows to the first connecting sheet 29 through the circuit, and enters the coil 28, the coil 28 is a resistor, the current magnitude can be changed by changing the resistor magnitude, namely the vibration frequency of the vibration meter 15 can be changed, the current flows from the metal sheet 34 on the coil 28 to the metal tube 30 and flows back to the motor from the second connecting sheet 32 on the metal tube 30 to form a series circuit, the push plate 37 is pushed to drive the connecting block 36 to move in the groove 35, the connecting block 36 drives the sliding ring 33 to slide on the metal tube 30, the sliding ring 33 drives the metal sheet 34 to slide on the coil 28, the change of the length of the coil 28 is realized, and the change of the resistor magnitude is realized.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims.

Claims (6)

1. The LED aging testing device is characterized by comprising a foot rest (1), wherein a base (2) is arranged on the foot rest (1), a box body (3) is arranged on the base (2), a box door (4) is arranged on the box body (3) through a hinge, the box door (4) is made of toughened glass, an alarm component is arranged in the box body (3), the alarm component comprises a first sliding groove (5), first sliding grooves (5) are symmetrically arranged on two side walls in the box body (3), a first sliding block (6) is arranged in the first sliding groove (5), a collecting box (7) is arranged on the first sliding block (6), a first spring (8) is arranged on the bottom plate of the collecting box (7) and the box body (3), an acousto-optic alarm lamp (9) is arranged on the outer wall of the box body (3), a second sliding groove (10) is arranged in the second sliding groove (10), a second sliding block (11) is arranged in the second sliding groove (11), a first electrode plate (12) is arranged on the second sliding groove (11), a second electrode plate (12) is arranged on the outer wall of the box body (3), a second electrode plate (13) is connected with a first electrode plate (13), the second electrode plate (14) is positioned under the first electrode plate (12), and the first electrode plate (12) and the second electrode plate (14) are connected in series with the acousto-optic alarm lamp (9) through a circuit.

2. The LED burn-in apparatus of claim 1 wherein: install vibrating instrument (15) on box (3) back plate inner wall, install on vibrating instrument (15) and place board (16), place between board (16) back wall and the box (3) back plate inner wall and install multiunit third spring (17).

3. The LED burn-in apparatus of claim 2 wherein: install the clamping assembly on placing board (16), the clamping assembly includes lead screw (18), place and rotate through the bearing on board (16) and install lead screw (18), lead screw (18) top welding has knob (19), the cover is equipped with splint (20) on knob (19), set up the screw thread on splint (20), splint (20) are through screw thread and lead screw (18) cooperation slip, the centre gripping has lamp plate (21) on splint (20), install bulb (22) on lamp plate (21).

4. A LED burn-in apparatus as set forth in claim 3, wherein: guide grooves (23) are formed in the clamping plates (20) in an up-down symmetrical mode, guide plates (24) are mounted on the placing plates (16), the guide plates (24) penetrate through the guide grooves (23), and limiting plates (25) are welded at the top ends of the guide plates (24).

5. The LED burn-in apparatus of claim 2 wherein: the utility model discloses a vibrating instrument, including vibrating instrument (15), including casing (3), first connecting piece (29), metal pipe (30) are installed between vibrating instrument (26) inner wall, install regulating box (26) on casing (3) outside lateral wall, install porcelain tube (27) between regulating box (26) inner wall, the winding has coil (28) on porcelain tube (27), first connecting piece (29) are installed to coil (28) one end, install tubular metal resonator (30) between regulating box (26) inner wall, fixed cover is equipped with go-between (31) on tubular metal resonator (30), install second connection piece (32) on go-between (31), first connecting piece (29) and second connection piece (32) pass through internal circuit with the inside motor of vibrating instrument (15) is established ties.

6. The LED burn-in apparatus of claim 5, wherein: the sliding ring (33) is sleeved on the metal tube (30), two metal sheets (34) are fixedly installed on the sliding ring (33), the metal sheets (34) are in contact with the coil (28), a groove (35) is formed in the side wall of the box body (3), a connecting block (36) is installed on the sliding ring (33), the connecting block (36) is assembled in the groove (35), and a pushing plate (37) is installed on the connecting block (36).