CN216160023U

CN216160023U - Constant-temperature integrating sphere testing device for LED lamp

Info

Publication number: CN216160023U
Application number: CN202122027967.7U
Authority: CN
Inventors: 夏升庆
Original assignee: Bacl Quality Technology Service Kunshan Co ltd
Current assignee: Bacl Quality Technology Service Kunshan Co ltd
Priority date: 2021-08-26
Filing date: 2021-08-26
Publication date: 2022-04-01
Anticipated expiration: 2031-08-26

Abstract

The utility model relates to a constant-temperature integrating sphere testing device for an LED lamp, which comprises a base, wherein an integrating sphere is connected with the center of the upper part of the base, a sleeve is arranged at one side of the center of the integrating sphere, a spectrometer probe is fixedly connected inside the sleeve, a refrigerator is arranged on the integrating sphere at one side opposite to the spectrometer probe, a cross rod is arranged at one side above the refrigerator, a carrying platform is arranged at one side of the center of the cross rod, the upper part of the carrying platform penetrates through the inside of the integrating sphere, a sleeve is arranged at one side of the outer part of the carrying platform, and a threaded seat is arranged at one side of the outer part of the sleeve. The temperature balance in the constant temperature integrating sphere is kept, and the accuracy of the test result is effectively improved.

Description

Constant-temperature integrating sphere testing device for LED lamp

Technical Field

The utility model relates to a constant-temperature integrating sphere testing device for an LED lamp, and belongs to the technical field of LED lamp testing.

Background

LEDs, light emitting diodes, are solid state semiconductor devices that convert electrical energy into visible light, and can convert electricity directly into light. The heart of the LED is a semiconductor wafer, one end of the wafer is attached to a support, the other end of the wafer is a cathode, and the other end of the wafer is connected with an anode of a power supply, so that the whole wafer is packaged by epoxy resin. The LED is used as the indicating light source of instruments and meters at first, and then the LEDs with various light colors are widely applied to traffic signal lamps and large-area display screens, so that good economic and social benefits are generated.

The LED lamp need carry out light decay and life-span after the production and detect, the device that detects is constant temperature integrating sphere usually, but the constant temperature integrating sphere that uses at present is when testing different LED lamps, often can only place an LED lamp in the integrating sphere, need the repeated dismantlement test many times when frequently switching the test, waste time and energy, and constantly open the integrating sphere also very influence the temperature in the integrating sphere easily, influence the test result, consequently, need a constant temperature integrating sphere testing arrangement for the LED lamp.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a constant-temperature integrating sphere testing device for an LED lamp, which is characterized in that lamp holders capable of mounting a plurality of groups of LED lamps are arranged and can be freely switched in an integrating sphere, so that the time for dismounting and replacing the LED lamp is reduced during testing, time and labor are saved, and the times for mounting and dismounting the LED lamp are reduced, so that the times for opening the integrating sphere can be effectively reduced, the temperature balance in the constant-temperature integrating sphere is kept, the accuracy of a testing result is effectively improved, and the problems in the background art are solved.

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

a constant-temperature integrating sphere testing device for an LED lamp comprises a base, an integrating sphere is connected with the center of the upper portion of the base, a sleeve is arranged on one side of the center of the integrating sphere, a spectrometer probe is fixedly connected inside the sleeve, a refrigerator is arranged on the integrating sphere on the side opposite to the spectrometer probe, a cross rod is arranged on one side above the refrigerator, a carrying platform is arranged on one side of the center of the cross rod, the upper portion of the carrying platform penetrates through the inside of the integrating sphere, a sleeve is arranged on one side of the outside of the carrying platform, a threaded base is arranged on one side of the outside of the sleeve, a screw rod is connected inside the threaded base, an installing base is arranged at the bottom of the carrying platform, a driving motor is arranged on one side of the outside of the installing base, the output end of the driving motor is fixedly connected with a driving gear, the lower portion of the driving gear is meshed with a driven gear, and a rotating shaft is fixedly connected with one side of the center of the driven gear, the pivot embedding connect in inside the mount pad, driven gear opposite side fixedly connected with annular seat, annular seat surface is equipped with a plurality of lamp stands, annular seat edge both sides are equipped with the recess.

Furthermore, a plurality of contacts are arranged inside the groove, electrodes are connected to the contacts, and the other ends of the electrodes are connected with the mounting seat.

Furthermore, the number of the lamp holders is 4-6, the lamp holders are uniformly distributed on the periphery of the edge of the annular holder, and the input ends of the lamp holders are connected with the contacts.

Furthermore, the top end of the carrier is provided with a limiting block, guide rails are arranged on two sides of the carrier, a sliding groove matched with the guide rails is formed in the sleeve, the carrier is slidably connected in the sleeve through the guide rails, and one end of the screw is abutted against the guide rails.

Furthermore, four groups of observation holes are formed in the outer portion of the integrating sphere, the observation holes are evenly distributed in the outer portion of the integrating sphere for a circle, and a temperature sensor is arranged above the inner portion of the integrating sphere.

Further, the electrode is L-shaped on the mounting seat, and the electrode is connected in the groove in a sliding mode.

The utility model has the beneficial effects that:

1. the microscope carrier is arranged in the integrating sphere, the guide rail and the sleeve are arranged on the microscope carrier, when a test is required, the screw rod on the sleeve can be unscrewed, the position of the mounting seat can be adjusted when the microscope carrier can move up and down in the sleeve, so that the LED lamp can be tested at a proper position, after the mounting seat is determined, the screw rod is screwed on the guide rail by using a tool, so that the microscope carrier and the mounting seat are fixed, the microscope carrier and the mounting seat are prevented from displacement, the integrating sphere is provided with a plurality of observation holes, the observation holes can observe the working state of the LED lamp at different angles outside the integrating sphere during the test, the observation and the recording are convenient, the temperature sensor is arranged in the integrating sphere, the temperature sensor can detect the temperature in the integrating sphere in real time, a worker can conveniently start a refrigerator to adjust the temperature in the integrating sphere in time, and the temperature balance in the integrating sphere is kept, the accuracy of the test result is improved.

2. By arranging the mounting seat and the annular seat below the carrier and arranging a plurality of lamp holders of the LED lamps on the annular seat, when testing, a plurality of LED lamps to be tested can be respectively arranged on each lamp holder in advance, because the annular seat is provided with the driven gear which can be driven by the driving gear and the driving motor to rotate, the LED lamp can be freely switched when different LED lamps need to be tested, and the annular seat is provided with a groove, the inside of the groove is provided with a contact, when the annular seat rotates, the electrode can be contacted with the contact, thereby the LED lamp lighting test of the current electrode contacting with the contact can be realized, the phenomenon that a plurality of groups of LED lamps are lighted simultaneously is avoided, the test work is convenient, and simultaneously, because the times of dismounting and mounting the LED lamps are reduced, therefore, the opening frequency of the integrating sphere can be reduced, the heat exchange in the integrating sphere is reduced, and the internal temperature balance of the integrating sphere is effectively kept.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model without limiting the utility model.

FIG. 1 is a cross-sectional view of a constant temperature integrating sphere testing device for LED lamps of the present invention;

FIG. 2 is a side view of a mounting base of a constant temperature integrating sphere testing device for an LED lamp according to the present invention;

FIG. 3 is a side view of an annular base of a thermostatic integrating sphere testing device for LED lamps of the present invention;

FIG. 4 is an enlarged view of the area A of the constant temperature integrating sphere testing device for LED lamps according to the present invention;

reference numbers in the figures: 1. a base; 2. an integrating sphere; 3. a sleeve; 4. a spectrometer probe; 5. a refrigerator; 6. a cross bar; 7. a stage; 8. a sleeve; 9. a threaded seat; 10. a screw; 11. a mounting seat; 12. a drive motor; 13. a driving gear; 14. a driven gear; 15. a rotating shaft; 16. an annular seat; 17. a lamp socket; 18. a groove; 19. a contact; 20. an electrode; 21. a guide rail; 22. an observation hole; 23. a temperature sensor.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution:

a constant-temperature integrating sphere testing device for an LED lamp comprises a base 1, an integrating sphere 2 is connected to the center of the upper portion of the base 1, a sleeve 3 is arranged on one side of the center of the integrating sphere 2, a spectrometer probe 4 is fixedly connected to the inside of the sleeve 3, a refrigerator 5 is arranged on the integrating sphere 2 on one side opposite to the spectrometer probe 4, a cross rod 6 is arranged on one side of the upper portion of the refrigerator 5, a platform 7 is arranged on one side of the center of the cross rod 6, the upper portion of the platform 7 penetrates through the inside of the integrating sphere 2, a sleeve 8 is arranged on one side of the outer portion of the platform 7, a threaded seat 9 is arranged on one side of the outer portion of the sleeve 8, a screw rod 10 is connected to the inside of the threaded seat 9, an installation seat 11 is arranged at the bottom of the platform 7, a driving motor 12 is arranged on one side of the outer portion of the installation seat 11, a driving gear 13 is fixedly connected to the output end of the driving motor 12, and the lower portion of the driving gear 13 is meshed with a driven gear 14, driven gear 14 central one side fixedly connected with pivot 15, pivot 15 embedding connect in inside

mount pad

11, 14 opposite side fixedly connected with annular seat 16 of driven gear, the annular seat 16 surface is equipped with a plurality of lamp stands 17, 16 marginal both sides of annular seat are equipped with recess 18.

Specifically, as shown in fig. 3 and 4, the inside a plurality of contacts 19 that are equipped with of recess 18, be connected with electrode 20 on the contact 19, the electrode 20 other end with mount pad 11 is connected, electrode 20 is in be L shape on the mount pad 11, just electrode 20 is in the inside sliding connection of recess 18, when current electrode 20 and contact 19 contact, the LED lamp lights, avoids the phenomenon that multiunit LED lamp lights simultaneously, makes things convenient for test work normal operating.

Specifically, as shown in fig. 2, 3, and 4, the number of the lamp holders 17 is 4-6 and is uniformly distributed around the edge of the annular holder 16, the input end of the lamp holder 17 is connected to the contact 19, and the lamp holders 17 can simultaneously mount a plurality of groups of LED lamps, thereby reducing the mounting and dismounting frequency of the LED lamps and improving the test efficiency.

Specifically, as shown in fig. 1, a limiting block is arranged at the top end of the carrier 7, guide rails 21 are arranged on two sides of the carrier 7, a sliding groove matched with the guide rails 21 is formed in the sleeve 8, the carrier 7 is slidably connected in the sleeve 8 through the guide rails 21, one end of the screw rod 10 abuts against the guide rails 21, and the carrier 7 can move up and down to adjust the position of the mounting base 11, so that the LED lamp can be tested at a proper position.

Specifically, as shown in fig. 1, four groups of observation holes 22 are formed in the outer portion of the integrating sphere 2, the observation holes 22 are uniformly distributed around the outer portion of the integrating sphere 2, a temperature sensor 23 is arranged above the inner portion of the integrating sphere 2, and the observation holes 22 can observe the working state of the LED lamp at different angles, so that observation and recording are facilitated.

The working principle of the utility model is as follows: when the LED lamp testing device is used, each LED lamp to be tested is installed on the lamp holder 17, the screw rod 10 on the sleeve 8 is unscrewed, the carrier 7 moves up and down, the position of the mounting seat 11 is adjusted by using the carrier 7, so that the LED lamp can be tested at a proper position, after the position of the mounting seat 11 is determined, the screw rod 10 is screwed on the guide rail 21 by using a tool, so that the positions of the carrier 7 and the mounting seat 11 are fixed, the carrier 7 and the mounting seat 77 are prevented from being displaced, then the integrating sphere 2 is closed and locked, the power supply of the mounting seat 11 is switched on, then the driving motor 12 is started, the driving gear 13 can be driven to rotate when the driving gear 12 runs, the driven gear 14 can be driven to rotate when the driving gear 13 rotates, so that the annular seat 16 can rotate, the electrode 20 slides in the groove 18, when the electrode 20 is in contact with the contact 19, the LED lamp connected at present can be lightened, and the spectrometer probe 4 sends the received light to the spectrometer for recording and detection; when the temperature in the integrating sphere 2 is increased under the driving of the LED lamp, the refrigerator 5 can be started, and the refrigerator 5 operates to inject cold air into the integrating sphere 2, so that the temperature in the integrating sphere 2 is reduced, and the internal temperature balance of the integrating sphere 2 is kept.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a constant temperature integrating sphere testing arrangement for LED lamp, includes base (1), its characterized in that: the integrating sphere (2) is connected to the center of the upper portion of the base (1), a sleeve (3) is arranged on one side of the center of the integrating sphere (2), a spectrometer probe (4) is fixedly connected to the inside of the sleeve (3), a refrigerator (5) is arranged on one side, opposite to the spectrometer probe (4), of the integrating sphere (2), a cross rod (6) is arranged on one side of the upper portion of the refrigerator (5), a carrying platform (7) is arranged on one side of the center of the cross rod (6), the upper portion of the carrying platform (7) penetrates through the inside of the integrating sphere (2), a sleeve (8) is arranged on one side of the outer portion of the carrying platform (7), a threaded seat (9) is arranged on one side of the outer portion of the sleeve (8), a screw rod (10) is connected to the inner portion of the threaded seat (9), a mounting seat (11) is arranged at the bottom of the carrying platform (7), and a driving motor (12) is arranged on one side of the outer portion of the mounting seat (11), driving motor (12) output end fixedly connected with driving gear (13), driving gear (13) below and driven gear (14) meshing, driven gear (14) center one side fixedly connected with pivot (15), pivot (15) embedding connect in inside mount pad (11), driven gear (14) opposite side fixedly connected with annular seat (16), annular seat (16) surface is equipped with a plurality of lamp stands (17), annular seat (16) edge both sides are equipped with recess (18).

2. The constant-temperature integrating sphere testing device for the LED lamp according to claim 1, wherein: a plurality of contacts (19) are arranged in the groove (18), an electrode (20) is connected to the contacts (19), and the other end of the electrode (20) is connected with the mounting seat (11).

3. The constant-temperature integrating sphere testing device for the LED lamp according to claim 2, wherein: the number of the lamp holders (17) is 4-6, the lamp holders are uniformly distributed on the periphery of the edge of the annular holder (16), and the input end of each lamp holder (17) is connected with the contact (19).

4. The constant-temperature integrating sphere testing device for the LED lamp according to claim 1, wherein: the top end of the carrying platform (7) is provided with a limiting block, guide rails (21) are arranged on two sides of the carrying platform (7), a sliding groove matched with the guide rails (21) is formed in the sleeve (8), the carrying platform (7) is connected in the sleeve (8) in a sliding mode through the guide rails (21), and one end of the screw rod (10) is abutted to the guide rails (21).

5. The constant-temperature integrating sphere testing device for the LED lamp according to claim 1, wherein: four groups of observation holes (22) are arranged outside the integrating sphere (2), the observation holes (22) are uniformly distributed on the periphery outside the integrating sphere (2), and a temperature sensor (23) is arranged above the inside of the integrating sphere (2).

6. The constant-temperature integrating sphere testing device for the LED lamp according to claim 2, wherein: the electrode (20) is L-shaped on the mounting seat (11), and the electrode (20) is connected in a sliding mode inside the groove (18).