CN110361675A - A kind of LED backlight ageing tester - Google Patents
A kind of LED backlight ageing tester Download PDFInfo
- Publication number
- CN110361675A CN110361675A CN201910760616.1A CN201910760616A CN110361675A CN 110361675 A CN110361675 A CN 110361675A CN 201910760616 A CN201910760616 A CN 201910760616A CN 110361675 A CN110361675 A CN 110361675A
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- mounting hole
- fixedly installed
- plate
- cabinet
- led backlight
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
- G01R1/04—Housings; Supporting members; Arrangements of terminals
- G01R1/0408—Test fixtures or contact fields; Connectors or connecting adaptors; Test clips; Test sockets
- G01R1/0425—Test clips, e.g. for IC's
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/44—Testing lamps
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Testing Resistance To Weather, Investigating Materials By Mechanical Methods (AREA)
Abstract
The invention belongs to aging testing apparatus technical fields, in particular a kind of LED backlight ageing tester, including cabinet, the test chamber that side is opening setting is offered on the cabinet, the bottom of cabinet is fixedly mounted there are four support column, and the side of cabinet is rotatably equipped with chamber door, the first mounting hole is opened in the bottom interior wall of test chamber, first rotating shaft is rotatably equipped in first mounting hole, the both ends of first rotating shaft all extend to outside the first mounting hole.Practicability of the present invention is high, it is convenient to operate, it is adjusted convenient for the horizontal position to the second U-shaped folder plate, so as to be matched using six the second U-shaped folder plates and six the first U-shaped folder plates, six backlight items are gripped, so that the most surfaces of backlight item are in vacant state, and backlight item can slowly be rotated, so that backlight item is heated evenly, the accuracy of test result is improved, is improved work efficiency.
Description
Technical field
The present invention relates to aging testing apparatus technical field more particularly to a kind of LED backlight ageing testers.
Background technique
Now, with the development of science and technology and social progress, LED light have gradually replaced the illumination work of incandescent lamp, LED light
Has many advantages, such as long service life, energy conservation and environmental protection, brightness height, the wide, lower calorific value that shines, safe and reliable, the use of LED light is got over
Come it is more extensive, before being produced in batches to LED backlight item, need using aging testing apparatus to LED backlight item carry out aging
Test experiments are reliably required with detecting LED backlight service life.
But in the prior art, common LED backlight aging testing apparatus is uneven to the heating of backlight item, causes
Backlight heating surface is uneven, influences test result, and needs to carry out burn-in test to backlight item one by one, and operating process is multiple
Miscellaneous, working efficiency is lower, therefore we have proposed a kind of LED backlight ageing testers for solving the above problems.
Summary of the invention
The purpose of the present invention is to solve disadvantages existing in the prior art, and a kind of LED backlight aging proposed
Test device.
To achieve the goals above, present invention employs following technical solutions: a kind of LED backlight ageing tester,
Including cabinet, the test chamber that side is opening setting is offered on the cabinet, there are four supports for the bottom fixed installation of cabinet
Column, the side of cabinet are rotatably equipped with chamber door, and the first mounting hole is opened in the bottom interior wall of test chamber, is turned in the first mounting hole
Dynamic to be equipped with first rotating shaft, the both ends of first rotating shaft all extend to outside the first mounting hole, and the lower section of cabinet is equipped with motor, motor
Output shaft end is fixedly connected with the bottom end of first rotating shaft, and the top of first rotating shaft is fixedly installed with turntable, and the top of turntable is fixed
Installation there are two fixed plate, two fixed plates side close to each other is fixedly mounted there are three the first U-shaped folder plate, the top of turntable
Portion is fixedly installed with the pedestal between two fixed plates, and the top of pedestal is symmetrically opened up there are two sliding slot, in two sliding slots
It is slidably fitted with movable plate, is all extended to outside corresponding sliding slot at the top of two movable plates, two movable plates are located remotely from each other
Side be fixedly mounted there are three the second U-shaped folder plate, the side that two movable plates are located in corresponding sliding slot offers spiral shell
Pit, screw thread is equipped with screw rod in two threaded holes, and the both ends of screw rod all extend to outside threaded hole, offer at the top of pedestal
Groove between two sliding slots offers connecting hole, two connecting holes on two sliding slots side inner wall close to each other
It is connected with groove, two screw rod one end close to each other extend through corresponding connecting hole, and two screw rods are close to each other
One end be fixedly installed with the first angular wheel, be fixedly mounted in groove there are two guide rod, sliding sleeve on two guide rods
Equipped with the same slide, the second mounting hole is offered at the top of slide, is rotatably equipped with the second shaft in the second mounting hole, second
The both ends of shaft all extend to outside the second mounting hole, and the bottom end of the second shaft is fixedly installed with the second angular wheel, the second shaft
To extend to groove outer and be fixedly installed with handle on top, be fixedly installed with electric boiling plate in the top inner wall of test chamber.
Preferably, thermal insulation board is fixedly installed on the inner wall of the test chamber.
Preferably, the bottom of the cabinet is fixedly installed with support plate, and motor is fixedly mounted on the supporting plate.
Preferably, rectangular opening is offered on the chamber door, is fixedly installed with transparent glass in rectangular opening.
Preferably, fixing sleeve is equipped with first bearing, the outer ring of first bearing and the first mounting hole in the first rotating shaft
Inner wall is fixedly connected, and fixing sleeve is equipped with second bearing in the second shaft, and the outer ring of second bearing and the inner wall of the second mounting hole are solid
Fixed connection.
Preferably, the bottom of two movable plates is nested with ball, and two balls are respectively and in the bottom of corresponding sliding slot
Wall is in rolling contact.
Preferably, bearing block is fixedly installed on the side inner wall that two sliding slots are located remotely from each other, two screw rods are mutually remote
From one end be rotatably installed on corresponding bearing block respectively.
Preferably, equal fixing sleeve is equipped with ring block on two screw rods, offers annular groove on the inner wall of two connecting holes,
And two ring blocks are rotatably installed in respectively in corresponding annular groove.
Preferably, the two sides of the sliding slot offer limiting slot, and the two sides of movable plate are fixedly installed with limited block, and
Limited block is slidably mounted in corresponding limiting slot.
Compared with prior art, the beneficial effects of the present invention are: passing through cabinet, test chamber, support column, chamber door, the first peace
Fill hole, first rotating shaft, motor, turntable, fixed plate, the first U-shaped folder plate, pedestal, sliding slot, movable plate, the second U-shaped folder plate, screw thread
Hole, screw rod, groove, connecting hole, the first angular wheel, guide rod, slide, the second mounting hole, the second shaft, the second conical tooth
Wheel, handle and electric boiling plate match, and open chamber door, are adjusted convenient for the horizontal position to the second U-shaped folder plate, utilize second
U-shaped folder plate and the first U-shaped folder plate match, and clamp to backlight item, when adjusting, sliding handle to the left, handle drive slide,
Second shaft and the sliding of the second angular wheel keep sliding so that the second angular wheel is meshed with first angular wheel on the left side
Seat is motionless, rotates clockwise handle, and handle drives the second shaft and the rotation of the second angular wheel, and the second angular wheel drives opposite
The first angular wheel and the screw rod rotation answered, in screw rod rotation, movable plate is slided to the direction close to corresponding fixed plate, living
Three the second U-shaped folder plates on movable plate similarly, rotate counterclockwise handle to close to the movement of the direction of corresponding first U-shaped folder plate,
Three the second U-shaped folder plates on movable plate are mobile to the direction far from corresponding first U-shaped folder plate, need the movable plate to the right
When being adjusted with the horizontal position of corresponding three the second U-shaped folder plates, sliding handle, handle drive slide at two to the right
It being slided to the right on guide rod, slide drives the second shaft and the sliding of the second angular wheel, so that the second angular wheel and the right
First angular wheel is meshed, and then similarly rotates clockwise or counterclockwise handle and is adjusted, utilizes six the first U-shaped folders
The cooperation of plate and six the second U-shaped folder plates, and six backlight items can be gripped simultaneously, convenient for doing aging survey simultaneously
Examination improves working efficiency, after gripping to backlight item, closes chamber door, powers on, starts electric boiling plate and motor
Work drives first rotating shaft, turntable, two fixed plates and two to heated at constant temperature, motor is carried out in test chamber using electric boiling plate
A movable plate rotation, so that backlight item is driven slowly to be rotated, so that backlight item is heated evenly, it, can be to survey using thermal insulation board
It tries intracavitary portion and carries out insulation, using transparent glass, can terminate convenient for the test case in observation test chamber in real time, test
Afterwards, electric boiling plate and motor work are closed, chamber door is opened, similarly, to the left or sliding handle, and rotational handle to the right
Backlight item is taken out；
Practicability of the present invention is high, and it is convenient to operate, and is adjusted convenient for the horizontal position to the second U-shaped folder plate, so as to benefit
It is matched with six the second U-shaped folder plates and six the first U-shaped folder plates, six backlight items is gripped, so that backlight item
Most surfaces be in vacant state, and backlight item can slowly be rotated, so that backlight item is heated evenly, be improved
The accuracy of test result, improves work efficiency.
Detailed description of the invention
Fig. 1 is a kind of LED backlight ageing tester schematic view of the front view proposed by the present invention；
Fig. 2 is a kind of schematic cross-sectional view of LED backlight ageing tester main view proposed by the present invention；
Fig. 3 is the enlarged structure schematic diagram of part A in Fig. 2；
Fig. 4 is the enlarged structure schematic diagram of part B in Fig. 3；
Fig. 5 is the overlooking structure diagram of pedestal.
In figure: 1, cabinet；2, test chamber；3, support column；4, chamber door；5, the first mounting hole；6, first rotating shaft；7, motor；
8, turntable；9, fixed plate；10, the first U-shaped folder plate；11, pedestal；12, sliding slot；13, movable plate；14, the second U-shaped folder plate；15, spiral shell
Pit；16, screw rod；17, groove；18, connecting hole；19, the first angular wheel；20, guide rod；21, slide；22, the second installation
Hole；23, the second shaft；24, the second angular wheel；25, handle；26, electric boiling plate.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Embodiment
With reference to Fig. 1-5, a kind of LED backlight ageing tester, including cabinet 1 are proposed in the present embodiment, on cabinet 1
The test chamber 2 that side is opening setting is offered, the bottom of cabinet 1 is fixedly mounted there are four support column 3, and the side of cabinet 1 turns
It is dynamic that chamber door 4 is installed, it is opened in the first mounting hole 5 in the bottom interior wall of test chamber 2, the is rotatably equipped in the first mounting hole 5
One shaft 6, the both ends of first rotating shaft 6 all extend to outside the first mounting hole 5, and the lower section of cabinet 1 is equipped with motor 7, the output of motor 7
Shaft end is fixedly connected with the bottom end of first rotating shaft 6, and the top of first rotating shaft 6 is fixedly installed with turntable 8, and the top of turntable 8 is fixed
Installation there are two fixed plate 9, two fixed plates 9 side close to each other is fixedly mounted there are three the first U-shaped folder plate 10, turntable
8 top is fixedly installed with the pedestal 11 between two fixed plates 9, and the top of pedestal 11 symmetrically opens up that there are two sliding slots
12, movable plate 13 is slidably fitted in two sliding slots 12, and the top of two movable plates 13 all extends to corresponding sliding slot 12
Outside, the side that two movable plates 13 are located remotely from each other is fixedly mounted there are three the second U-shaped folder plate 14, and two movable plates 13 are located at phase
Side in corresponding sliding slot 12 offers threaded hole 15, and screw thread is equipped with screw rod 16 in two threaded holes 15, screw rod 16
Both ends all extend to outside threaded hole 15, and the top of pedestal 11 offers the groove 17 between two sliding slots 12, two sliding slots
Connecting hole 18 is offered on 12 side inner walls close to each other, two connecting holes 18 are connected with groove 17, two screw rods
16 one end close to each other extend through corresponding connecting hole 18, and two one end close to each other of screw rod 16 are fixedly installed with
First angular wheel 19 is fixedly mounted in groove 17 there are two guide rod 20, and sliding sleeve is equipped with same on two guide rods 20
Slide 21, the top of slide 21 offer the second mounting hole 22, are rotatably equipped with the second shaft 23 in the second mounting hole 22, and second
The both ends of shaft 23 all extend to outside the second mounting hole 22, and the bottom end of the second shaft 23 is fixedly installed with the second angular wheel 24,
The top of second shaft 23 extends to outside groove 17 and is fixedly installed with handle 25, is fixedly mounted in the top inner wall of test chamber 2
There is electric boiling plate 26；
In the present embodiment, thermal insulation board is fixedly installed on the inner wall of test chamber 2, the bottom of cabinet 1 is fixedly installed with support
Plate, motor 7 are fixedly mounted on the supporting plate, rectangular opening are offered on chamber door 4, transparent glass is fixedly installed in rectangular opening, the
Fixing sleeve is equipped with first bearing in one shaft 6, and the outer ring of first bearing is fixedly connected with the inner wall of the first mounting hole 5, and second turn
Fixing sleeve is equipped with second bearing on axis 23, and the outer ring of second bearing is fixedly connected with the inner wall of the second mounting hole 22, two activities
The bottom of plate 13 is nested with ball, and bottom interior wall of two balls respectively with corresponding sliding slot 12 is in rolling contact, two sliding slots
Bearing block is fixedly installed on the 12 side inner walls being located remotely from each other, one end that two screw rods 16 are located remotely from each other is rotatablely installed respectively
On corresponding bearing block, equal fixing sleeve is equipped with ring block on two screw rods 16, opens up on the inner wall of two connecting holes 18
There is annular groove, and two ring blocks are rotatably installed in respectively in corresponding annular groove, the two sides of sliding slot 12 offer limit
Slot, the two sides of movable plate 13 are fixedly installed with limited block, and limited block is slidably mounted in corresponding limiting slot, passes through case
Body 1, test chamber 2, support column 3, chamber door 4, the first mounting hole 5, first rotating shaft 6, motor 7, turntable 8, fixed plate 9, the first U-shaped folder
Plate 10, pedestal 11, sliding slot 12, movable plate 13, the second U-shaped folder plate 14, threaded hole 15, screw rod 16, groove 17, connecting hole 18,
One angular wheel 19, guide rod 20, slide 21, the second mounting hole 22, the second shaft 23, the second angular wheel 24,25 and of handle
Electric boiling plate 26 matches, and opens chamber door 4, is adjusted convenient for the horizontal position to the second U-shaped folder plate 14, U-shaped using second
Clamping plate 14 and the first U-shaped folder plate 10 match, and clamp to backlight item, and when adjusting, sliding handle 25, handle 25 are driven to the left
Slide 21, the second shaft 23 and the sliding of the second angular wheel 24, so that the first angular wheel of the second angular wheel 24 and the left side
19 are meshed, and keep slide 21 motionless, rotate clockwise handle 25, and handle 25 drives the second shaft 23 and the second angular wheel 24
Rotation, the second angular wheel 24 drive corresponding first angular wheel 19 and screw rod 16 to rotate, when screw rod 16 rotates, activity
Plate 13 is slided to the direction close to corresponding fixed plate 9, and three the second U-shaped folder plates 14 on movable plate 13 are to close to corresponding the
The direction of one U-shaped folder plate 10 is mobile, similarly, rotates counterclockwise handle 25, and three the second U-shaped folder plates 14 on movable plate 13 are to remote
Direction from corresponding first U-shaped folder plate 10 is mobile, needs the movable plate 13 and corresponding three the second U-shaped folder plates to the right
When 14 horizontal position is adjusted, sliding handle 25, handle drive slide 21 to slide to the right on two guide rods 20 to the right,
Slide 21 drives the second shaft 23 and the sliding of the second angular wheel 24, so that the first conical tooth of the second angular wheel 24 and the right
Wheel 19 is meshed, and then similarly rotates clockwise or counterclockwise handle 15 and is adjusted, utilizes six 10 Hes of the first U-shaped folder plate
The cooperation of six the second U-shaped folder plates 14, and six backlight items can be gripped simultaneously, convenient for doing aging survey simultaneously
Examination improves working efficiency, after gripping to backlight item, closes chamber door 4, powers on, starts 26 He of electric boiling plate
Motor 7 works, and drives first rotating shaft 6, turntable 8, two to heated at constant temperature, motor 7 is carried out in test chamber 2 using electric boiling plate 26
Fixed plate 9 and two movable plates 13 rotate, so that backlight item be driven slowly to be rotated, so that backlight item is heated evenly, utilize
Thermal insulation board, can be to insulation be carried out inside test chamber 2, can be convenient for the test in observation test chamber 2 in real time using transparent glass
Situation after test, closes electric boiling plate 26 and motor 7 and works, open chamber door 4, similarly, to the left or to the right sliding handle
25, and rotational handle 25 can take out backlight item, and practicability of the present invention is high, and it is convenient to operate, convenient for the second U-shaped folder plate 14
Horizontal position be adjusted, so as to be matched using six the second U-shaped folder plates 14 and six the first U-shaped folder plates 10, to six
A backlight item is gripped, so that the most surfaces of backlight item are in vacant state, and can be carried out to backlight item
Slowly rotation, so that backlight item is heated evenly, improves the accuracy of test result, improves work efficiency.
In the present embodiment, control switch and circumscripted power line, motor 7, electric boiling plate 26, control are fixedly installed on cabinet 1
System switch and circumscripted power line, which are successively electrically connected, constitutes closed circuit, and control switch can control the start and stop work of motor 7 respectively
Start and stop with electric boiling plate 26 work, and two the first angular wheels 19 and the second angular wheel 20 are identical size same model
Gear, the second angular wheel 20 can be intermeshed with two the first angular wheels 19, be carried out using the equipment to backlight item old
When changing test experiments, chamber door 4 is opened, to the left sliding handle 25, handle drives slide 21 to slide to the left on two guide rods 20,
Slide 21 drives the second shaft 23 and the sliding of the second angular wheel 24, so that the first conical tooth of the second angular wheel 24 and the left side
Wheel 19 is meshed, and then keeps slide 21 motionless, rotates clockwise handle 25, and handle 25 drives the second shaft 23 and the second taper
Gear 24 rotates, and the second angular wheel 24 drives corresponding first angular wheel 19 and screw rod 16 to rotate, and screw rod 16 drives phase
Corresponding ring block slides in a ring groove, since screw rod 16 is threadedly coupled with threaded hole 15, when screw rod 16 rotates, and movable plate
13 slide to the direction close to corresponding fixed plate 9, and three the second U-shaped folder plates 14 on movable plate 13 are to close to corresponding first
The direction of U-shaped folder plate 10 is mobile, similarly, rotates counterclockwise handle 25, and three the second U-shaped folder plates 14 on movable plate 13 are to separate
The direction of corresponding first U-shaped folder plate 10 is mobile, needs the movable plate 13 and corresponding three the second U-shaped folder plates 14 to the right
Horizontal position when being adjusted, sliding handle 25, handle drive slide 21 to slide to the right on two guide rods 20 to the right, sliding
Seat 21 drives the second shaft 23 and the sliding of the second angular wheel 24, so that the first angular wheel of the second angular wheel 24 and the right
19 are meshed, and then similarly rotate clockwise or counterclockwise handle 15 and are adjusted, so as to according to the width of backlight item
The horizontal position of second U-shaped folder plate 14 is adjusted, is matched using the second U-shaped folder plate 14 and the first U-shaped folder plate 10, to back
Striation is gripped, so that backlight most surfaces are in vacant state, utilizes six the first U-shaped folder plates 10 and six
The cooperation of second U-shaped folder plate 14, and six backlight items can be gripped simultaneously, convenient for doing burn-in test simultaneously, mention
High working efficiency is closed chamber door 4, is powered on after gripping to backlight item, starts electric boiling plate 26 and motor 7
Work drives 8, two first rotating shaft 6, turntable fixations to heated at constant temperature, motor 7 is carried out in test chamber 2 using electric boiling plate 26
Plate 9 and two movable plates 13 rotate, so that backlight item be driven slowly to be rotated, so that backlight item is heated evenly, improve survey
The accuracy of test result can be to insulation be carried out inside test chamber 2 using thermal insulation board, can be convenient for real-time using transparent glass
The test case in test chamber 2 is observed, after test, electric boiling plate 26 is closed and motor 7 works, open chamber door 4, similarly,
Sliding handle 25 to the left or to the right, and rotational handle 25 can take out backlight item.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (9)
1. a kind of LED backlight ageing tester, including cabinet (1), which is characterized in that offer one on the cabinet (1)
Side is the test chamber (2) of opening setting, and the bottom of cabinet (1) is fixedly mounted there are four support column (3), and the side of cabinet (1) turns
It is dynamic to be equipped with chamber door (4), it is opened in the bottom interior wall of test chamber (2) the first mounting hole (5), rotation in the first mounting hole (5)
It is equipped with first rotating shaft (6), the both ends of first rotating shaft (6) all extend to the first mounting hole (5) outside, and the lower section of cabinet (1) is equipped with
The output shaft end of motor (7), motor (7) is fixedly connected with the bottom end of first rotating shaft (6), the fixed peace in the top of first rotating shaft (6)
Equipped with turntable (8), there are two fixed plate (9), two fixed plates (9) sides close to each other for the top fixed installation of turntable (8)
It is fixedly mounted there are three the first U-shaped folder plate (10), is fixedly installed between two fixed plates (9) at the top of turntable (8)
Pedestal (11), the top of pedestal (11) symmetrically opens up there are two sliding slot (12), is slidably fitted with work in two sliding slots (12)
Movable plate (13) all extends to corresponding sliding slot (12) outside at the top of two movable plates (13), and two movable plates (13) are mutually remote
From side be fixedly mounted there are three the second U-shaped folder plate (14), two movable plates (13) are located in corresponding sliding slot (12)
Side offers threaded hole (15), and equal screw thread is equipped with screw rod (16) in two threaded holes (15), and the both ends of screw rod (16) are equal
It extends to threaded hole (15) outside, the groove (17) between two sliding slots (12), two cunnings is offered at the top of pedestal (11)
It is offered connecting hole (18) on slot (12) side inner wall close to each other, two connecting holes (18) are connected with groove (17)
Logical, two screw rod (16) one end close to each other extend through corresponding connecting hole (18), and two screw rods (16) are close to each other
One end be fixedly installed with the first angular wheel (19), be fixedly mounted that there are two guide rod (20) in groove (17), two are led
Sliding sleeve is equipped with the same slide (21) on bar (20), offers the second mounting hole (22) at the top of slide (21), the second peace
It being rotatably equipped with the second shaft (23) in dress hole (22), the both ends of the second shaft (23) all extend to the second mounting hole (22) outside,
The bottom end of second shaft (23) is fixedly installed with the second angular wheel (24), and the top of the second shaft (23) extends to groove (17)
It outside and is fixedly installed with handle (25), electric boiling plate (26) is fixedly installed in the top inner wall of test chamber (2).
2. a kind of LED backlight ageing tester according to claim 1, which is characterized in that the test chamber (2)
Thermal insulation board is fixedly installed on inner wall.
3. a kind of LED backlight ageing tester according to claim 1, which is characterized in that the bottom of the cabinet (1)
Portion is fixedly installed with support plate, and motor (7) is fixedly mounted on the supporting plate.
4. a kind of LED backlight ageing tester according to claim 1, which is characterized in that opened on the chamber door (4)
Equipped with rectangular opening, transparent glass is fixedly installed in rectangular opening.
5. a kind of LED backlight ageing tester according to claim 1, which is characterized in that the first rotating shaft (6)
Upper fixing sleeve is equipped with first bearing, and the outer ring of first bearing is fixedly connected with the inner wall of the first mounting hole (5), the second shaft (23)
Upper fixing sleeve is equipped with second bearing, and the outer ring of second bearing is fixedly connected with the inner wall of the second mounting hole (22).
6. a kind of LED backlight ageing tester according to claim 1, which is characterized in that two movable plates (13)
Bottom be nested with ball, bottom interior wall of two balls respectively with corresponding sliding slot (12) is in rolling contact.
7. a kind of LED backlight ageing tester according to claim 1, which is characterized in that two sliding slot (12) phases
It is mutually fixedly installed with bearing block on separate side inner wall, one end that two screw rods (16) are located remotely from each other is rotatably installed in respectively
On corresponding bearing block.
8. a kind of LED backlight ageing tester according to claim 1, which is characterized in that on two screw rods (16)
Equal fixing sleeve is equipped with ring block, offers annular groove on the inner wall of two connecting holes (18), and two ring blocks rotate respectively
It is mounted in corresponding annular groove.
9. a kind of LED backlight ageing tester according to claim 1, which is characterized in that the sliding slot (12)
Two sides offer limiting slot, and the two sides of movable plate (13) are fixedly installed with limited block, and limited block is slidably mounted on relatively
In the limiting slot answered.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910760616.1A CN110361675A (en) | 2019-08-16 | 2019-08-16 | A kind of LED backlight ageing tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910760616.1A CN110361675A (en) | 2019-08-16 | 2019-08-16 | A kind of LED backlight ageing tester |
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| Publication Number | Publication Date |
|---|---|
| CN110361675A true CN110361675A (en) | 2019-10-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910760616.1A Pending CN110361675A (en) | 2019-08-16 | 2019-08-16 | A kind of LED backlight ageing tester |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110927554A (en) * | 2019-12-17 | 2020-03-27 | 李士红 | LED lamp panel aging testing device |
| CN110988403A (en) * | 2019-11-19 | 2020-04-10 | 蚌埠兴创电子科技有限公司 | Test box convenient to open case lid |
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| CN110927554A (en) * | 2019-12-17 | 2020-03-27 | 李士红 | LED lamp panel aging testing device |
| CN110927554B (en) * | 2019-12-17 | 2022-07-19 | 中山市高照光电科技有限公司 | LED lamp panel aging testing device |
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