CN220120009U - Visual angle detection device for LED display screen - Google Patents
Visual angle detection device for LED display screen Download PDFInfo
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- CN220120009U CN220120009U CN202321611098.5U CN202321611098U CN220120009U CN 220120009 U CN220120009 U CN 220120009U CN 202321611098 U CN202321611098 U CN 202321611098U CN 220120009 U CN220120009 U CN 220120009U
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Abstract
The utility model belongs to the field of display screen detection, in particular to an LED display screen visual angle detection device, which comprises a device main body, wherein a direction adjusting structure is arranged on the left side of the device main body, a fixing module is arranged at the end part of the direction adjusting structure, a distance adjusting mechanism is arranged on the right side of the device main body, a limit backboard is arranged at the top of the distance adjusting mechanism, the direction adjusting structure comprises a motor, a sliding block, an extension board and a first rotating shaft, the bottom of the direction adjusting structure is provided with the motor, the top of the direction adjusting structure is provided with the sliding block, the end part of the sliding block is provided with the extension board, and the top of the extension board penetrates through the first rotating shaft; according to the LED display screen detection device, the direction of the fixing module relative to the LED display screen can be adjusted, the visual effect of the LED display screen under different angles can be detected, fine adjustment can be carried out during detection, the detection range is wider, the distance between the LED display screen and a detection instrument can be adjusted, and the LED display screen is limited.
Description
Technical Field
The utility model relates to the field of display screen detection, in particular to a visual angle detection device for an LED display screen.
Background
The LED display screen is a flat-panel display, which consists of a plurality of small LED module panels, is used for displaying various information such as characters, images and videos, integrates microelectronic technology, computer technology and information processing, has the advantages of bright color, wide dynamic range, high brightness, long service life, stable and reliable work and the like, and needs to be detected before leaving the factory, so that whether the LED display screen is qualified or not is detected, and the display visibility is the angle at which a user can clearly see all display contents on the screen from different directions, and is an important detection content of the LED display.
In chinese patent CN202023145061.7, the utility model discloses a display screen detection device, which comprises a first detector, at least one second detector and a detection table, wherein the first detector and the second detector are both arranged on the detection table, and a positioning area for placing a display screen is arranged on the detection table, so that the first detector points to the display screen along a first direction, the second detector points to the display screen along a second direction, the first direction coincides with a normal line of a screen of the display screen, and an included angle alpha between the second direction and the normal line of the screen of the display screen is an acute angle. The first detector can detect whether the display screen has point defects or line defects, the first detector and the second detector are matched to detect whether the color viewing angle of the display screen meets the requirements, the color viewing angle of the display screen is detected in advance, the situation of poor color viewing angle can be found in CELL working procedure stage, the display screen with poor color viewing angle is prevented from entering a subsequent mode working procedure, material waste is greatly reduced, and the yield of the display screen is improved.
In order to solve the problem that a large amount of materials are wasted after the color vision angle of the display screen is detected to be inconsistent with the requirement, the defect detection and the color vision angle detection are carried out on the display screen in the CELL procedure in the prior art, the poor condition of the color vision angle is detected in advance, the material waste can be reduced, but the display screens of different models are different in size and size, the display screens are required to be inspected from different distances and different angles, the adjustment capability of the device is insufficient, and the problem that the detection result can come in and go out cannot be adjusted according to the size and the size of the display screen is solved.
Therefore, a device for detecting the visual angle of an LED display screen is provided for solving the problems.
Disclosure of Invention
The utility model aims to provide a visual angle detection device for an LED display screen, which solves the problems that the device provided in the background art is insufficient in adjustment capability and cannot be adjusted according to the size of the display screen so that detection results can come in and go out.
The technical scheme adopted for solving the technical problems is as follows: the utility model relates to a visual angle detection device of an LED display screen, which comprises a device main body, wherein a direction adjusting structure is arranged on the left side of the device main body, a fixing module is arranged at the end part of the direction adjusting structure, a distance adjusting mechanism is arranged on the right side of the device main body, and a limiting backboard is arranged at the top of the distance adjusting mechanism;
the direction adjusting structure comprises a motor, a sliding block, an extending plate and a first rotating shaft, wherein the motor is arranged at the bottom of the direction adjusting structure, the sliding block is arranged at the top of the direction adjusting structure, the extending plate is arranged at the end of the sliding block, and the first rotating shaft penetrates through the top of the extending plate.
Preferably, the device main body comprises a fixed plate, a supporting block, an arc groove and a bearing, wherein the right side of the device main body is provided with the fixed plate, the supporting block is arranged below the fixed plate, the arc groove is reserved in the device main body, and the bearing is arranged below the arc groove.
Preferably, the fixed module includes cable mouth, limiting plate, gasket, mount and fixing bolt, cable mouth has been reserved to the inside of fixed module, and the limiting plate is all installed to the both sides of cable mouth, the inner wall of limiting plate is provided with the gasket, and the mount is installed at the top of gasket to fixing bolt has been run through in the both sides of mount.
Preferably, the device main body forms a rotating structure with the direction adjusting structure through a bearing, the direction adjusting structure forms a sliding structure with the arc-shaped groove through a sliding block, the extending plate forms the rotating structure with the fixing module through a first rotating shaft, and the fixing module and the limiting plate are integrally arranged.
Preferably, the distance adjusting mechanism comprises a scale plate, a platform, rollers and an anti-slip pad, wherein the scale plate is arranged on the inner wall of the distance adjusting mechanism, the platform is arranged above the scale plate, the rollers are arranged at the bottom of the platform, and the anti-slip pad is adhered to the surface of the platform.
Preferably, the spacing backplate is including connecting piece, second pivot, regulating plate and spherical arch, the connecting piece is installed at the top of spacing backplate, and the left side of connecting piece is provided with the second pivot, the regulating plate is installed to the tip of second pivot, and the bottom of regulating plate is provided with spherical arch.
The utility model has the advantages that:
1. the utility model adopts the common cooperation between the direction adjusting structure and the fixing module to adjust the direction of the fixing module relative to the LED display screen, detects the visible range of the LED display screen under different angles, can detect both the horizontal visible angle and the vertical visible angle, and can carry out fine adjustment during detection, so that the visible angle detection range is wider, and the accuracy of the detection result is improved;
2. the distance adjusting mechanism is matched with the limiting backboard in a common mode, so that the distance between the LED display screen and the detecting instrument can be adjusted, the instrument can conveniently detect the visual angle of the LED display screen under the condition of different distances, the LED display screen without supporting legs can be limited and fixed, and the phenomenon that the LED display screen falls down during detection is prevented.
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 the whole front view of the present utility model;
FIG. 2 is a schematic perspective view of the whole left-hand view of the present utility model;
FIG. 3 is a schematic diagram of an exploded view of a direction adjustment structure according to the present utility model;
FIG. 4 is a schematic view of an explosion structure of a fixed module according to the present utility model;
fig. 5 is an exploded view of the distance adjusting mechanism of the present utility model.
In the figure: 1. a device body; 101. a fixing plate; 102. a support block; 103. an arc-shaped groove; 104. a bearing; 2. a direction adjustment structure; 201. a motor; 202. a slide block; 203. an extension plate; 204. a first rotating shaft; 3. a fixed module; 301. a cable port; 302. a limiting plate; 303. a gasket; 304. a fixing frame; 305. a fixing bolt; 4. a distance adjusting mechanism; 401. a scale plate; 402. a platform; 403. a roller; 404. an anti-slip pad; 5. a limit backboard; 501. a connecting piece; 502. a second rotating shaft; 503. an adjusting plate; 504. spherical protrusions.
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.
Example 1
Referring to fig. 1 to 5, an LED display screen visual angle detection device includes a device main body 1, a direction adjustment structure 2 is installed on the left side of the device main body 1, a fixing module 3 is disposed at the end of the direction adjustment structure 2, a distance adjustment mechanism 4 is installed on the right side of the device main body 1, and a limit backboard 5 is disposed at the top of the distance adjustment mechanism 4; the direction adjusting structure 2 comprises a motor 201, a sliding block 202, an extending plate 203 and a first rotating shaft 204, the motor 201 is arranged at the bottom of the direction adjusting structure 2, the sliding block 202 is arranged at the top of the direction adjusting structure 2, the extending plate 203 is arranged at the end part of the sliding block 202, the first rotating shaft 204 penetrates through the top of the extending plate 203, through the arrangement, the direction of the fixing module 3 relative to the LED display screen can be adjusted, thereby detecting the visible range of the LED display screen under different angles, the horizontal visible angle and the vertical visible angle can be detected, the device main body 1 comprises a fixing plate 101, a supporting block 102, an arc-shaped groove 103 and a bearing 104, the right side of the device main body 1 is provided with the fixing plate 101, the supporting block 102 is arranged below the fixing plate 101, the arc-shaped groove 103 is reserved in the device main body 1, the bearing 104 is arranged below the arc-shaped groove 103, through such arrangement, the direction adjusting structure 2 can be limited, the direction adjusting structure 2 is prevented from being separated from the device, meanwhile, the front detecting instrument is convenient to put, the fixing module 3 comprises a cable port 301, a limiting plate 302, a gasket 303, a fixing frame 304 and a fixing bolt 305, the cable port 301 is reserved in the fixing module 3, the limiting plate 302 is arranged on two sides of the cable port 301, the gasket 303 is arranged on the inner wall of the limiting plate 302, the fixing frame 304 is arranged on the top of the gasket 303, the fixing bolt 305 penetrates through two sides of the fixing frame 304, fine adjustment can be carried out through such arrangement, the visual angle detecting range is wider, the accuracy of the detecting result is improved, the device main body 1 forms a rotating structure through the bearing 104 and the direction adjusting structure 2, the direction adjusting structure 2 forms a sliding structure through the sliding block 202 and the arc-shaped groove 103, the extension board 203 forms a rotating structure with the fixed module 3 through the first rotating shaft 204, and the fixed module 3 and the limiting plate 302 are integrally arranged, so that the direction adjusting structure 2 is more tightly connected with the fixed module 3 and is positioned on the same horizontal plane, and detection is more convenient.
Example two
As shown in fig. 1-2 and fig. 5, on the basis of embodiment 1, the present utility model provides a technical solution: the distance adjusting mechanism 4 comprises a scale plate 401, a platform 402, rollers 403 and an anti-slip pad 404, the scale plate 401 is arranged on the inner wall of the distance adjusting mechanism 4, the platform 402 is arranged above the scale plate 401, the rollers 403 are arranged at the bottom of the platform 402, the anti-slip pad 404 is adhered to the surface of the platform 402, the distance between an LED display screen and a detection instrument can be adjusted through the arrangement, the instrument can conveniently detect the visual angle of the LED display screen under the condition of different distances, the limit backboard 5 comprises a connecting piece 501, a second rotating shaft 502, an adjusting plate 503 and a spherical protrusion 504, the connecting piece 501 is arranged at the top of the limit backboard 5, the second rotating shaft 502 is arranged on the left side of the connecting piece 501, the adjusting plate 503 is arranged at the end of the second rotating shaft 502, the spherical protrusion 504 is arranged at the bottom of the adjusting plate 503, and the LED display screen can be limited and fixed through the arrangement, so that the LED display screen without supporting legs can be prevented from falling down during detection.
Working principle: firstly, a visual angle detecting instrument is clamped between limiting plates 302, a fixing frame 304 is covered, a fixing bolt 305 is screwed, so that the position of the visual angle detecting instrument is fixed, other detecting instruments are placed above the fixing plate 101, then an LED display screen to be checked is placed above a platform 402, if the LED display screen does not have a supporting frame, the LED display screen is leaned against the front surface of a limiting backboard 5, an adjusting plate 503 is rotated, a spherical protrusion 504 at the end part of the adjusting plate 503 is attached to the surface of the LED display screen, and limiting and fixing are carried out on the LED display screen;
finally, the visual angle detection work of the LED display screen is started, the platform 402 slides in the distance adjusting mechanism 4, the distance between the LED display screen and the device main body 1 is adjusted by contrasting with the scale plate 401, then the motor 201 drives the bearing 104 to drive the direction adjusting structure 2 to rotate, the sliding block 202 slides in the arc-shaped groove 103, the included angle between the fixed module 3 and the LED display screen is adjusted, the visual range of the LED display screen under different angles is detected, the first rotating shaft 204 is an electric rotating shaft, the fixed module 3 can be driven to rotate at the top of the extending plate 203, the inclination angle of the fixed module 3 is adjusted, and the detection range is improved.
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 utility model provides a visual angle detection device of LED display screen which characterized in that: the device comprises a device main body (1), wherein a direction adjusting structure (2) is arranged on the left side of the device main body (1), a fixing module (3) is arranged at the end part of the direction adjusting structure (2), a distance adjusting mechanism (4) is arranged on the right side of the device main body (1), and a limiting backboard (5) is arranged at the top of the distance adjusting mechanism (4);
the direction adjusting structure (2) comprises a motor (201), a sliding block (202), an extending plate (203) and a first rotating shaft (204), the motor (201) is installed at the bottom of the direction adjusting structure (2), the sliding block (202) is arranged at the top of the direction adjusting structure (2), the extending plate (203) is installed at the end of the sliding block (202), and the first rotating shaft (204) penetrates through the top of the extending plate (203).
2. The device for detecting the visual angle of an LED display screen according to claim 1, wherein: the device comprises a device body (1), wherein the device body comprises a fixing plate (101), a supporting block (102), an arc-shaped groove (103) and a bearing (104), the right side of the device body (1) is provided with the fixing plate (101), the supporting block (102) is arranged below the fixing plate (101), the arc-shaped groove (103) is reserved in the device body (1), and the bearing (104) is arranged below the arc-shaped groove (103).
3. The device for detecting the visual angle of an LED display screen according to claim 1, wherein: the fixing module (3) comprises a cable port (301), a limiting plate (302), a gasket (303), a fixing frame (304) and fixing bolts (305), the cable port (301) is reserved in the fixing module (3), the limiting plate (302) is arranged on two sides of the cable port (301), the gasket (303) is arranged on the inner wall of the limiting plate (302), the fixing frame (304) is arranged at the top of the gasket (303), and the fixing bolts (305) penetrate through two sides of the fixing frame (304).
4. The device for detecting the visual angle of an LED display screen according to claim 2, wherein: the device comprises a device body (1), a bearing (104) and a direction adjusting structure (2) form a rotating structure, the direction adjusting structure (2) forms a sliding structure with an arc-shaped groove (103) through a sliding block (202), an extending plate (203) forms the rotating structure with a fixed module (3) through a first rotating shaft (204), and the fixed module (3) and a limiting plate (302) are integrally arranged.
5. The device for detecting the visual angle of an LED display screen according to claim 1, wherein: the distance adjusting mechanism (4) comprises a scale plate (401), a platform (402), rollers (403) and an anti-slip pad (404), wherein the scale plate (401) is arranged on the inner wall of the distance adjusting mechanism (4), the platform (402) is arranged above the scale plate (401), the rollers (403) are arranged at the bottom of the platform (402), and the anti-slip pad (404) is adhered to the surface of the platform (402).
6. The device for detecting the visual angle of an LED display screen according to claim 1, wherein: the limiting backboard (5) comprises a connecting piece (501), a second rotating shaft (502), an adjusting plate (503) and a spherical protrusion (504), the connecting piece (501) is installed at the top of the limiting backboard (5), the second rotating shaft (502) is arranged on the left side of the connecting piece (501), the adjusting plate (503) is installed at the end portion of the second rotating shaft (502), and the spherical protrusion (504) is arranged at the bottom of the adjusting plate (503).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321611098.5U CN220120009U (en) | 2023-06-25 | 2023-06-25 | Visual angle detection device for LED display screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321611098.5U CN220120009U (en) | 2023-06-25 | 2023-06-25 | Visual angle detection device for LED display screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220120009U true CN220120009U (en) | 2023-12-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321611098.5U Active CN220120009U (en) | 2023-06-25 | 2023-06-25 | Visual angle detection device for LED display screen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220120009U (en) |
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2023
- 2023-06-25 CN CN202321611098.5U patent/CN220120009U/en active Active
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