CN213519203U - Test board for aging test of liquid crystal display - Google Patents
Test board for aging test of liquid crystal display Download PDFInfo
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- CN213519203U CN213519203U CN202022854987.7U CN202022854987U CN213519203U CN 213519203 U CN213519203 U CN 213519203U CN 202022854987 U CN202022854987 U CN 202022854987U CN 213519203 U CN213519203 U CN 213519203U
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Abstract
The utility model discloses a survey test panel for LCD screen aging testing, its technical scheme is: including the under casing, under casing top opening, the under casing top is equipped with the test swash plate, the fixed spreader of the equal fixedly connected with in test swash plate bottom both sides, the fixed box of fixed spreader one end fixedly connected with, fixed box is located bottom one side of test swash plate, test swash plate top is equipped with adjustable fixture, the beneficial effects of the utility model are that: through setting up adjustable fixture on test swash plate top, place the LCD screen on the test swash plate after, the LCD screen can be fixed between the activity blend stop and along with the activity blend stop rotates, provides convenience for the wiring between LCD screen and the circuit board, places the order of circuit board and LCD screen respectively through under casing and test swash plate for the wiring is neat, and the LCD screen is stably placed, makes LCD screen aging testing more normal orderly.
Description
Technical Field
The utility model relates to a LCD screen test technical field, concretely relates to survey test panel for LCD screen aging testing.
Background
The aging test item refers to a process of carrying out corresponding condition reinforcing experiments on the aging condition of the product by simulating various factors involved in the actual using condition of the product. By carrying out aging test on the liquid crystal screen, various performance parameters of the liquid crystal screen can be known.
Carry out aging testing to the LCD screen, generally through burning record test procedure to the circuit board, then be connected circuit board and LCD screen, the circular telegram is ageing constantly, in order to test out each item performance parameter of LCD screen, among the prior art, the aging testing of LCD screen generally carries out in the computer lab of aging testing specially, use naked circuit board and LCD screen wiring, circuit board and LCD screen are all put at will on the testboard, the wiring is mixed and disorderly, and the LCD screen lacks special fixed establishment, the wiring and the test work for the display screen have brought inconveniently.
Therefore, it is necessary to invent a test board for testing the aging of the liquid crystal display.
SUMMERY OF THE UTILITY MODEL
Therefore, the utility model provides a survey test panel for LCD screen aging testing, through setting up adjustable fixture on test swash plate top, place the LCD screen back on the test swash plate, the LCD screen can be fixed between the activity blend stop and along with the activity blend stop rotates, it is convenient to provide for the wiring between LCD screen and the circuit board, place the order of circuit board and LCD screen respectively through under casing and test swash plate, make the wiring neat, the LCD screen is stably placed, make LCD screen aging testing more normal orderly, use naked circuit board and LCD screen wiring among the solution prior art, the LCD screen lacks the problem that special fixed establishment has brought inconvenience for the wiring and the test work of display screen.
In order to achieve the above object, the present invention provides the following technical solutions: a test board for aging test of a liquid crystal screen comprises a bottom case, wherein the top end of the bottom case is provided with an opening, the top end of the bottom case is provided with a test inclined board, two sides of the bottom end of the test inclined board are fixedly connected with fixed transverse columns, one end of each fixed transverse column is fixedly connected with a fixed box, the fixed boxes are positioned on one side of the bottom end of the test inclined board, and the top ends of the test inclined boards are provided with adjustable clamping mechanisms;
the adjustable clamping mechanism comprises side barrier strips, the bottom ends of the side barrier strips are attached to the outer wall of the top end of the test inclined plate, the number of the side barrier strips is two, the two side barrier strips are symmetrically distributed at the top end of the fixing box, the bottom ends of the side barrier strips are fixedly connected with a bottom block, a movable barrier strip is arranged on one side of each side barrier strip, the bottom ends of the movable barrier strips are fixedly connected with supporting blocks, grooves are formed in the outer wall of one side, far away from the side barrier strips, of each movable barrier strip, a rotating shaft is fixedly connected with the bottom end, close to the side barrier strips, of each movable barrier strip, the movable barrier strips are rotatably connected with the side barrier strips through the rotating shafts, and a;
wiring groove has been seted up to test swash plate top outer wall, test swash plate bottom is equipped with supporting mechanism, supporting mechanism includes the support column, the support column distributes in the bottom both sides of test swash plate, support column top and test swash plate fixed connection, support column bottom and fixed spreader fixed connection.
Preferably, the supporting mechanism comprises two supporting plates and two baffle plates, the two supporting plates are distributed on two sides of the bottom end of the test inclined plate, the baffle plate is arranged between the two supporting plates, and two ends of the baffle plate are fixedly connected with the supporting plates.
Preferably, the supporting plate is triangular, the bottom end of the supporting plate is fixedly connected with the fixed cross column, and the top end of the supporting plate is fixedly connected with the test inclined plate.
Preferably, fixed spreader bottom fixedly connected with slider, the spout has all been seted up to bottom case top both sides, slider and the inboard sliding connection of spout.
Preferably, drive mechanism includes two-way screw rod and swivel nut, the two-way screw rod both ends are all rotated through the inner wall of bearing and fixed box and are connected, swivel nut quantity is established to two, two the swivel nut is the screw thread respectively cup joints the both ends at two-way screw rod, swivel nut top fixedly connected with connecting block, logical groove has all been seted up to fixed box top both sides outer wall, connecting block and the inboard sliding connection that leads to the groove, the outside that fixed box was extended through leading to the groove in the connecting block top, connecting block top and end piece fixed connection.
Preferably, one end of the bidirectional screw rod penetrates through the inner wall of the fixing box and extends out of the outer side of the fixing box, and one end, located on the outer side of the fixing box, of the bidirectional screw rod is fixedly connected with a knob.
Preferably, the circuit board is arranged in the bottom case, the mounting columns are fixedly mounted on the inner wall of the bottom case, and four corners of the circuit board are fixedly connected with the mounting columns through screws.
The utility model has the advantages that:
1. the utility model discloses a set up adjustable fixture at the test swash plate top, after placing the LCD screen on the test swash plate, the LCD screen can be fixed between the activity blend stop and along with the activity blend stop rotates, provides convenience for the wiring between LCD screen and the circuit board, through the under casing with test swash plate respectively to the orderly placing of circuit board and LCD screen, make the wiring neat, the LCD screen is stably placed, make LCD screen aging testing more normal orderly;
2. the utility model discloses a set up supporting mechanism, the backup pad can provide the supporting role to the test swash plate, makes the test swash plate remain stable, and backup pad and baffle are sealed the bottom of testing the swash plate, avoids the inside electric wire of under casing to expose and debris drop into in the under casing.
Drawings
Fig. 1 is a schematic view of the overall structure provided by the present invention;
fig. 2 is a schematic view of a back structure of the movable barrier strip provided by the present invention;
fig. 3 is a front sectional view of the fixing box provided by the present invention;
FIG. 4 is a schematic view of the internal structure of the bottom case provided by the present invention;
fig. 5 is a schematic view of the explosion structure of the bottom case provided by the present invention;
fig. 6 is a schematic view of the overall structure of embodiment 2 provided by the present invention;
fig. 7 is a schematic view of the overall structure of the supporting plate and the baffle plate provided by the present invention.
In the figure: the device comprises a bottom box 1, a testing inclined plate 2, a fixed transverse column 3, a fixed box 4, a side barrier strip 5, a bottom block 6, a movable barrier strip 7, a supporting block 8, a groove 9, a rotating shaft 10, a wiring groove 11, a supporting column 12, a supporting plate 13, a baffle 14, a sliding block 15, a sliding groove 16, a bidirectional screw rod 17, a threaded sleeve 18, a connecting block 19, a through groove 20, a knob 21, a circuit board 22 and a mounting column 23.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.
Embodiment 1, refer to fig. 1-5, the utility model provides a test board for aging testing of a liquid crystal display, including the under casing 1, the under casing 1 top is opened, the under casing 1 top is equipped with the test swash plate 2, both sides of the bottom of the test swash plate 2 are fixedly connected with the fixed spreader 3, one end of the fixed spreader 3 is fixedly connected with the fixing box 4, the fixing box 4 is located one side of the bottom of the test swash plate 2, the top of the test swash plate 2 is equipped with an adjustable clamping mechanism;
the adjustable clamping mechanism comprises side barrier strips 5, the bottom ends of the side barrier strips 5 are attached to the outer wall of the top end of the test inclined plate 2, the number of the side barrier strips 5 is two, the two side barrier strips 5 are symmetrically distributed at the top end of the fixed box 4, the bottom ends of the side barrier strips 5 are fixedly connected with a bottom block 6, one side of each side barrier strip 5 is provided with a movable barrier strip 7, the bottom end of each movable barrier strip 7 is fixedly connected with a supporting block 8, the outer wall of one side, far away from the side barrier strips 5, of each movable barrier strip 7 is provided with a groove 9, the bottom end of one side, close to the side barrier strips 5, of each movable barrier strip 7 is fixedly connected with a rotating shaft 10, each movable barrier strip 7 is rotatably connected with the corresponding side barrier strip 5 through the;
the outer wall of the top end of the test inclined plate 2 is provided with a wiring groove 11, the bottom end of the test inclined plate 2 is provided with a supporting mechanism, the supporting mechanism comprises supporting columns 12, the supporting columns 12 are distributed on two sides of the bottom end of the test inclined plate 2, the top ends of the supporting columns 12 are fixedly connected with the test inclined plate 2, and the bottom ends of the supporting columns 12 are fixedly connected with the fixed cross columns 3;
further, the bottom end of the fixed transverse column 3 is fixedly connected with a sliding block 15, sliding grooves 16 are formed in two sides of the top end of the bottom box 1, and the sliding block 15 is connected with the inner sides of the sliding grooves 16 in a sliding mode;
further, the transmission mechanism comprises a bidirectional screw 17 and two screw sleeves 18, two ends of the bidirectional screw 17 are rotatably connected with the inner wall of the fixed box 4 through bearings, the number of the screw sleeves 18 is two, the two screw sleeves 18 are respectively in threaded sleeve connection with two ends of the bidirectional screw 17, the top ends of the screw sleeves 18 are fixedly connected with connecting blocks 19, through grooves 20 are formed in the outer walls of two sides of the top end of the fixed box 4, the connecting blocks 19 are slidably connected with the inner sides of the through grooves 20, the top ends of the connecting blocks 19 extend out of the outer side of the fixed box 4 through the through grooves 20, and the top ends of the connecting blocks 19 are fixedly connected with the bottom block 6;
furthermore, one end of the bidirectional screw 17 penetrates through the inner wall of the fixing box 4 and extends out of the outer side of the fixing box 4, and one end of the bidirectional screw 17, which is located at the outer side of the fixing box 4, is fixedly connected with a knob 21;
further, a circuit board 22 is arranged inside the bottom case 1, a mounting column 23 is fixedly mounted on the inner wall of the bottom case 1, and four corners of the circuit board 22 are fixedly connected with the mounting column 23 through screws.
The utility model discloses a use as follows: the circuit board 22 is installed in the bottom box 1 through screws, the top end of the bottom box 1 is opened, the liquid crystal screen is placed on the testing inclined plate 2 for aging testing, the wiring groove 11 is arranged on the testing inclined plate 2, the testing wires can be connected with the liquid crystal screen on the testing inclined plate 2 and the circuit board 22 in the bottom box 1 through the wiring groove 11, the testing wires can be intensively placed at the bottom of the testing inclined plate 2, wiring messy is effectively avoided, an adjustable clamping mechanism is arranged at the top end of the testing inclined plate 2, after the liquid crystal screen is placed on the testing inclined plate 2, the liquid crystal is positioned between the two side barrier strips 5, the knob 21 is rotated, the knob 21 drives the bidirectional screw 17 to rotate, the two screw sleeves 18 can be driven to mutually approach each other when the bidirectional screw 17 rotates, the screw sleeves 18 drive the two bottom blocks 6 to mutually approach each other through the connecting block 19, the two bottom blocks 6 drive the two side barrier, the two sides of the liquid crystal screen are butted into the grooves 9 on the side walls of the movable barrier strips 7, the liquid crystal screen is clamped between the two movable barrier strips 7, the supporting blocks 8 can support the bottom end of the liquid crystal screen, and the liquid crystal screen is clamped and fixed by the movable barrier strips 7, the liquid crystal screen can be stably placed on the testing inclined plate 2, the movable barrier strips 7 can rotate relative to the side barrier strips 5 through the rotating shaft 10, the liquid crystal screen clamped between the two movable barrier strips 7 can rotate between the two side barrier strips 5, the liquid crystal screen stably rotates on the test inclined plate 2, the back of the liquid crystal screen is convenient to wire and pull, convenience is provided for the wire connection between the liquid crystal screen and the circuit board 22, the liquid crystal screen is subjected to aging test on the test inclined plate 2 after the wire connection is finished, through setting up supporting mechanism, support column 12 can provide the supporting role to test swash plate 2, makes test swash plate 2 remain stable.
Further, the supporting plate 13 is triangular, the bottom end of the supporting plate 13 is fixedly connected with the fixed transverse column 3, and the top end of the supporting plate 13 is fixedly connected with the test inclined plate 2.
The utility model discloses a use as follows: the circuit board 22 is installed in the bottom box 1 through screws, the top end of the bottom box 1 is opened, the liquid crystal screen is placed on the testing inclined plate 2 for aging testing, the wiring groove 11 is arranged on the testing inclined plate 2, the testing wires can be connected with the liquid crystal screen on the testing inclined plate 2 and the circuit board 22 in the bottom box 1 through the wiring groove 11, the testing wires can be intensively placed at the bottom of the testing inclined plate 2, wiring messy is effectively avoided, an adjustable clamping mechanism is arranged at the top end of the testing inclined plate 2, after the liquid crystal screen is placed on the testing inclined plate 2, the liquid crystal is positioned between the two side barrier strips 5, the knob 21 is rotated, the knob 21 drives the bidirectional screw 17 to rotate, the two screw sleeves 18 can be driven to mutually approach each other when the bidirectional screw 17 rotates, the screw sleeves 18 drive the two bottom blocks 6 to mutually approach each other through the connecting block 19, the two bottom blocks 6 drive the two side barrier, the two sides of the liquid crystal screen are butted into the grooves 9 on the side walls of the movable barrier strips 7, the liquid crystal screen is clamped between the two movable barrier strips 7, the supporting blocks 8 can support the bottom end of the liquid crystal screen, the liquid crystal screen can be stably placed on the test inclined plate 2 through the clamping and fixing action of the movable barrier strips 7 on the liquid crystal screen, the movable barrier strips 7 can rotate relative to the side barrier strips 5 through the rotating shafts 10, the liquid crystal screen clamped between the two movable barrier strips 7 can rotate between the two side barrier strips 5, the liquid crystal screen can stably rotate on the test inclined plate 2, the back of the liquid crystal screen can be conveniently wired and pulled, the convenience is provided for the wiring between the liquid crystal screen and the circuit board 22, the liquid crystal screen is subjected to aging test on the test inclined plate 2 after the wiring is finished, and the supporting plate 13 can provide a supporting action for the test inclined plate 2 through the arrangement of the supporting mechanism, so that the test inclined plate 2 is kept, the bottom end of the testing inclined plate 2 is sealed by the supporting plate 13 and the baffle plate 14, so that the electric wires inside the bottom box 1 are prevented from being exposed and sundries are prevented from falling into the bottom box 1.
The above description is only a preferred embodiment of the present invention, and any person skilled in the art may modify the present invention or modify it into an equivalent technical solution by using the technical solutions described above. Therefore, any simple modifications or equivalent replacements made according to the technical solution of the present invention belong to the scope of the claimed invention as far as possible.
Claims (7)
1. A test board for LCD screen aging test, includes under casing (1), its characterized in that: the top end of the bottom box (1) is open, the top end of the bottom box (1) is provided with a testing inclined plate (2), two sides of the bottom end of the testing inclined plate (2) are fixedly connected with fixed cross columns (3), one end of each fixed cross column (3) is fixedly connected with a fixed box (4), each fixed box (4) is located on one side of the bottom end of the testing inclined plate (2), and the top end of the testing inclined plate (2) is provided with an adjustable clamping mechanism;
the adjustable clamping mechanism comprises a side barrier strip (5), the bottom end of the side barrier strip (5) is attached to the outer wall of the top end of the testing inclined plate (2), the number of the side barrier strips (5) is two, the two side barrier strips (5) are symmetrically distributed at the top end of the fixed box (4), the bottom end of the side barrier strip (5) is fixedly connected with a bottom block (6), one side of the side barrier strip (5) is provided with a movable barrier strip (7), the bottom end of the movable barrier strip (7) is fixedly connected with a supporting block (8), a groove (9) is arranged on the outer wall of one side of the movable barrier strip (7) far away from the side barrier strip (5), the bottom end of one side of the movable barrier strip (7) close to the side barrier strip (5) is fixedly connected with a rotating shaft (10), the movable barrier strip (7) is rotatably connected with the side barrier strip (5) through a rotating shaft (10), and a transmission mechanism is arranged in the fixed box (4);
wiring groove (11) have been seted up to test swash plate (2) top outer wall, test swash plate (2) bottom is equipped with supporting mechanism, supporting mechanism includes support column (12), support column (12) distribute in the bottom both sides of test swash plate (2), support column (12) top and test swash plate (2) fixed connection, support column (12) bottom and fixed spreader (3) fixed connection.
2. The test board for testing the aging of the liquid crystal display according to claim 1, wherein: the supporting mechanism comprises supporting plates (13) and baffle plates (14), the number of the supporting plates (13) is two, the supporting plates (13) are distributed at the positions of two sides of the bottom end of the testing inclined plate (2), the baffle plates (14) are arranged between the two supporting plates (13), and two ends of each baffle plate (14) are fixedly connected with the corresponding supporting plate (13).
3. The test board for testing the aging of the liquid crystal display according to claim 2, wherein: the supporting plate (13) is triangular, the bottom end of the supporting plate (13) is fixedly connected with the fixed transverse column (3), and the top end of the supporting plate (13) is fixedly connected with the test inclined plate (2).
4. The test board for testing the aging of the liquid crystal display according to claim 1, wherein: fixed spreader (3) bottom fixedly connected with slider (15), spout (16) have all been seted up to bottom box (1) top both sides, slider (15) and spout (16) inboard sliding connection.
5. The test board for testing the aging of the liquid crystal display according to claim 1, wherein: drive mechanism includes two-way screw rod (17) and swivel nut (18), two-way screw rod (17) both ends are all rotated through the inner wall of bearing and fixed box (4) and are connected, swivel nut (18) quantity is established to two, two swivel nut (18) respectively the screw thread cup joints the both ends at two-way screw rod (17), swivel nut (18) top fixedly connected with connecting block (19), logical groove (20) have all been seted up to fixed box (4) top both sides outer wall, connecting block (19) and logical inboard sliding connection of groove (20), the outside that fixed box (4) were extended through logical groove (20) in connecting block (19) top, connecting block (19) top and end piece (6) fixed connection.
6. The test board for testing the aging of the liquid crystal display according to claim 5, wherein: one end of the bidirectional screw rod (17) penetrates through the inner wall of the fixing box (4) and extends out of the outer side of the fixing box (4), and one end, located on the outer side of the fixing box (4), of the bidirectional screw rod (17) is fixedly connected with a knob (21).
7. The test board for testing the aging of the liquid crystal display according to claim 1, wherein: the improved structure of the LED lamp is characterized in that a circuit board (22) is arranged inside the bottom case (1), a mounting column (23) is fixedly mounted on the inner wall of the bottom case (1), and four corners of the circuit board (22) are fixedly connected with the mounting column (23) through screws.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022854987.7U CN213519203U (en) | 2020-12-02 | 2020-12-02 | Test board for aging test of liquid crystal display |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022854987.7U CN213519203U (en) | 2020-12-02 | 2020-12-02 | Test board for aging test of liquid crystal display |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213519203U true CN213519203U (en) | 2021-06-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022854987.7U Active CN213519203U (en) | 2020-12-02 | 2020-12-02 | Test board for aging test of liquid crystal display |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213519203U (en) |
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2020
- 2020-12-02 CN CN202022854987.7U patent/CN213519203U/en active Active
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