CN216527962U - Backlight device for monitoring white dots of LED display screen - Google Patents
Backlight device for monitoring white dots of LED display screen Download PDFInfo
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- CN216527962U CN216527962U CN202123404606.6U CN202123404606U CN216527962U CN 216527962 U CN216527962 U CN 216527962U CN 202123404606 U CN202123404606 U CN 202123404606U CN 216527962 U CN216527962 U CN 216527962U
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- threaded rod
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 18
- 238000001514 detection method Methods 0.000 claims abstract description 20
- 230000005540 biological transmission Effects 0.000 claims description 8
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 9
- 230000002950 deficient Effects 0.000 description 2
- 238000003491 array Methods 0.000 description 1
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- 230000009286 beneficial effect Effects 0.000 description 1
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Abstract
The utility model relates to the technical field of LED display screen detection equipment, and discloses a backlight device for monitoring white dots of an LED display screen. This backlight device is used in monitoring of LED display screen white point, through setting up positioning mechanism, in the use, the size of the LED display screen that can detect as required when detecting, adjust two positions of placing the seat through the second motor, thereby carry out the centre gripping to the LED display screen of equidimension not, the practicality and the functionality of the device have been improved, the production cost that the enterprise spends for detecting the detection facility of equidimension not and purchasing different models for the LED display screen of detection equidimension has been reduced, sucking disc and air cushion can prevent to cause the damage of LED display screen when the centre gripping, the security of the device has been increased.
Description
Technical Field
The utility model relates to the technical field of LED display screen detection equipment, in particular to a backlight device for monitoring white dots of an LED display screen.
Background
The LED display screen is an electronic display screen formed by LED lattices, the display content forms of the screen such as characters, animations, pictures and videos are changed in time by the red and green lamp beads which are turned on and off, and the display of the components is controlled by a modular structure. Mainly comprises a display module, a control system and a power supply system. The display module is a screen consisting of LED lamp dot arrays and emits light; the control system realizes the conversion of the content displayed on the screen under the on-off condition in the regulation area; the power supply system converts the input voltage and current to meet the requirement of the display screen.
The white point detection is needed to be carried out on the LED display screen after production, so that the defective products are prevented from flowing into the market and affecting product public praise, the existing backlight device for monitoring the white point of the LED display screen cannot clamp the LED display screens with different sizes in the detection process, and the practicability is poor.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a backlight device for monitoring white points of an LED display screen, which aims to solve the problems in the prior art.
In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a backlight device is used in monitoring of LED display screen white point, includes the casing, casing bottom fixedly connected with base, casing top fixedly connected with adjustment mechanism, base left side fixedly connected with mount pad, mount pad top fixedly connected with positioning mechanism, the casing openly articulates through the hinge has the door plant.
Positioning mechanism includes the second motor, the output shaft is installed to the second motor, the second motor passes through output shaft fixedly connected with transfer line, the transfer line right-hand member runs through outside the base and extends to the base, transfer line surface fixed connection has the second driven gear, there is the rectangular pipe casing left side through bearing swing joint, the rectangular pipe inboard is provided with the rectangular hole, the inboard sliding connection of rectangular hole has the rectangular block, rectangular block right side swing joint has the second threaded rod, base top fixedly connected with fixing base, the rectangular pipe right-hand member passes through bearing and fixing base left side swing joint, the second threaded rod right-hand member runs through outside the fixing base and extends to the fixing base, the fixing base passes through screw threaded connection at the threaded rod surface, second threaded rod right-hand member fixedly connected with places the seat.
Preferably, the outer surface of the rectangular pipe is fixedly connected with a second driven gear, the bottom of the second driven gear is meshed with the top of a second driving gear, and the second driving gear drives the second driven gear to rotate.
Preferably, place seat left side fixedly connected with litter, the litter left end runs through in the fixing base and extends to outside the fixing base, the fixing base passes through slide opening sliding connection at the litter surface, litter left end fixedly connected with stopper, place the interior bottom fixedly connected with air cushion of seat, the air cushion can prevent to cause the damage of LED display screen when the centre gripping, has increased the device's security.
Preferably, place the seat top and seted up the through-hole, the inboard sliding connection of through-hole has the montant, the montant runs through in placing the seat top and extends to place the seat inside, montant bottom fixedly connected with sucking disc, the spacing spring of sucking disc top fixedly connected with, spacing spring top fixed connection is at placing the seat inside top, spacing spring cup joints at the montant surface, and the sucking disc can prevent to cause the damage of LED display screen when the centre gripping, and spacing spring can make and place the seat and can place the LED display screen of different thickness.
Preferably, adjustment mechanism includes first motor, first motor fixed connection is in the casing top, the output shaft is installed to first motor, first motor passes through the first driving gear of output shaft fixedly connected with, the right side has first threaded rod through bearing swing joint in the casing, first threaded rod left end runs through in the casing left side and extends to outside the casing, first threaded rod surface passes through bearing and casing left side swing joint, first threaded rod surface fixed connection has first driven gear, first driven gear top and the meshing of first driving gear bottom.
Preferably, the outer surface of the first threaded rod is in threaded connection with a sliding block, a sliding groove is formed in the top of the shell, the sliding block is connected to the inner side of the sliding groove in a sliding mode, and the sliding groove limits the position of the sliding block.
Preferably, the bottom of the sliding block is connected with a hydraulic rod, the bottom of the hydraulic rod is fixedly connected with a detection camera, the top of the base is provided with a hopper-shaped groove, the bottom of the hopper-shaped groove is fixedly connected with a detection light source, and the height of the detection camera can be adjusted through the hydraulic rod, so that the device can amplify and detect a certain area, and the occurrence probability of defective products is reduced.
Compared with the prior art, the utility model has the beneficial effects that:
1. this backlight device is used in monitoring of LED display screen white point, through setting up positioning mechanism, in the use, the size of the LED display screen that can detect as required when detecting, adjust two positions of placing the seat through the second motor, thereby carry out the centre gripping to the LED display screen of equidimension not, the practicality and the functionality of the device have been improved, the production cost that the enterprise spends for detecting the detection facility of equidimension not and purchasing different models for the LED display screen of detection equidimension has been reduced, sucking disc and air cushion can prevent to cause the damage of LED display screen when the centre gripping, the security of the device has been increased.
2. This backlight device is used in monitoring of LED display screen white point through setting up adjustment mechanism, in the use, can make through first motor and detect the camera and remove about to improve the accuracy nature of detection data, in addition, can adjust the height that detects the camera through the hydraulic stem, thereby make the device can enlarge the detection to a certain region, reduced the probability that the substandard product appears, further improved the practicality of the device.
Drawings
FIG. 1 is a schematic view of the front side of the overall structure of the present invention;
FIG. 2 is a schematic sectional view of the front part of the overall structure of the present invention;
FIG. 3 is an enlarged view of the structure at A in FIG. 2;
fig. 4 is an enlarged schematic view of B in fig. 2.
In the figure: 1. a door panel; 2. a housing; 3. a base; 4. an adjustment mechanism; 401. a first drive gear; 402. a first motor; 403. a first threaded rod; 404. a slider; 405. a hydraulic lever; 406. detecting a camera; 5. a positioning mechanism; 501. a fixed seat; 502. a second driven gear; 503. a second driving gear; 504. a transmission rod; 505. a second motor; 506. a slide rod; 507. a rectangular block; 508. a placing seat; 509. a vertical rod; 510. an air cushion; 511. a second threaded rod; 512. a rectangular tube.
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: the utility model provides a backlight device is used in monitoring of LED display screen white point, includes casing 2, 2 bottom fixedly connected with bases 3 of casing, 2 top fixedly connected with adjustment mechanism 4 of casing, 3 left sides fixedly connected with mount pads of base, mount pad top fixedly connected with positioning mechanism 5, casing 2 openly articulates through the hinge has door plant 1.
The positioning mechanism 5 comprises a second motor 505, an output shaft is mounted on the second motor 505, a transmission rod 504 is fixedly connected to the second motor 505 through the output shaft, the right end of the transmission rod 504 penetrates through the base 3 and extends out of the base 3, a second driven gear 502 is fixedly connected to the outer surface of the transmission rod 504, a rectangular tube 512 is movably connected to the left side of the shell 2 through a bearing, a second driven gear 502 is fixedly connected to the outer surface of the rectangular tube 512, the bottom of the second driven gear 502 is meshed with the top of the second driving gear 503, a rectangular hole is formed in the inner side of the rectangular tube 512, a rectangular block 507 is slidably connected to the inner side of the rectangular hole, a second threaded rod 511 is movably connected to the right side of the rectangular block 507, a fixed seat 501 is fixedly connected to the top of the base 3, the right end of the rectangular tube 512 is movably connected to the left side of the fixed seat 501 through a bearing, the right end of the second threaded rod 511 penetrates through the fixed seat 501 and extends out of the fixed seat 501, and the fixed seat 501 is connected to the outer surface of the threaded rod through a threaded hole, the right end of the second threaded rod 511 is fixedly connected with a placing seat 508, the left side of the placing seat 508 is fixedly connected with a slide rod 506, the left end of the slide rod 506 penetrates through the fixing seat 501 and extends out of the fixing seat 501, the fixing seat 501 is connected with the outer surface of the slide rod 506 in a sliding manner through a sliding hole, the left end of the slide rod 506 is fixedly connected with a limiting block, the bottom of the placing seat 508 is fixedly connected with an air cushion 510, the top of the placing seat 508 is provided with a through hole, the inner side of the through hole is connected with a vertical rod 509 in a sliding manner, the vertical rod 509 penetrates through the top of the placing seat 508 and extends into the placing seat 508, the bottom of the vertical rod 509 is fixedly connected with a sucking disc, the top of the sucking disc is fixedly connected with a limiting spring, the top end of the limiting spring is fixedly connected with the top of the placing seat 508, the limiting spring is sleeved on the outer surface of the vertical rod 509, through the positioning mechanism 5, in the using process, the positions of the two placing seats 508 can be adjusted according to the size of an LED display screen to be detected as required during detection, thereby carry out the centre gripping to the LED display screen of equidimension not, improved the device's practicality and functionality, reduced the enterprise for detecting the LED display screen of equidimension not and purchase the check out test set expenditure manufacturing cost of different models, sucking disc and air cushion 510 can prevent to cause the damage of LED display screen when the centre gripping, have increased the device's security.
The adjusting mechanism 4 comprises a first motor 402, the first motor 402 is fixedly connected to the top of the casing 2, an output shaft is installed on the first motor 402, the first motor 402 is fixedly connected with a first driving gear 401 through the output shaft, the right side in the casing 2 is movably connected with a first threaded rod 403 through a bearing, the left end of the first threaded rod 403 penetrates through the left side of the casing 2 and extends out of the casing 2, the outer surface of the first threaded rod 403 is movably connected with the left side of the casing 2 through a bearing, the outer surface of the first threaded rod 403 is fixedly connected with a first driven gear, the top of the first driven gear is meshed with the bottom of the first driving gear 401, the outer surface of the first threaded rod 403 is in threaded connection with a sliding block 404, the top in the casing 2 is provided with a sliding groove, the sliding block 404 is slidably connected to the inner side of the sliding groove, the bottom of the sliding block 404 is connected with a hydraulic rod 405, the bottom of the hydraulic rod 405 is fixedly connected with a detection camera 406, the top of the base 3 is provided with a bucket-shaped groove, fill type inslot bottom fixedly connected with detection light source, through setting up adjustment mechanism 4, in the use, can make through first motor 402 and detect camera 406 and remove about can to improve the accuracy nature of detection data, in addition, can adjust the height that detects camera 406 through hydraulic stem 405, thereby make the device can enlarge the detection to a certain region, reduced the probability that the substandard product appears, further improved the device's practicality.
In the practical operation process, when the device is used, when the positions of two placing seats 508 need to be adjusted, the second motor 505 is started, the second motor 505 drives the transmission rod 504 to rotate through the output shaft, the rotation rod rotates to drive the second driving gear 503 to rotate, the second driving gear 503 rotates to drive the second driven gears 502 on two sides to rotate, the second driven gear 502 rotates to drive the rectangular tube 512 to rotate, the rectangular tube 512 rotates to drive the second threaded rod 511 to rotate through the rectangular block 507, the second threaded rod 511 rotates to push the placing seats 508 on two sides to move towards the middle or two sides under the limit of the sliding rod 506, so that the positions of the placing seats 508 are adjusted, the vertical rod 509 is pulled upwards, the LED display screen needing to be detected is placed at the tops of the air cushions 510 on two sides, and the LED display screen is fixed;
when needs are adjusted and are detected camera 406 position, start first motor 402, first motor 402 passes through the first driving gear 401 of output shaft drive and rotates, first driving gear 401 rotates and drives first driven gear and rotate, first driven gear rotates and drives first threaded rod 403 and rotate to can control the position of adjusting and detecting camera 406, when needs are adjusted and are detected camera 406 height, start hydraulic stem 405, hydraulic stem 405 can drive and detect camera 406 and carry out the up-and-down motion.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. The term "comprising", without further limitation, means that the element so defined is not excluded from the group consisting of additional identical elements in the process, method, article, or apparatus that comprises the element.
Claims (7)
1. The utility model provides a backlight device is used in LED display screen white point monitoring, includes casing (2), its characterized in that: the bottom of the shell (2) is fixedly connected with a base (3), the top of the shell (2) is fixedly connected with an adjusting mechanism (4), the left side of the base (3) is fixedly connected with a mounting seat, the top of the mounting seat is fixedly connected with a positioning mechanism (5), and the front of the shell (2) is hinged with a door plate (1) through a hinge;
the positioning mechanism (5) comprises a second motor (505), an output shaft is mounted on the second motor (505), the second motor (505) is fixedly connected with a transmission rod (504) through the output shaft, the right end of the transmission rod (504) penetrates through the base (3) and extends out of the base (3), a second driven gear (502) is fixedly connected to the outer surface of the transmission rod (504), the left side of the shell (2) is movably connected with a rectangular pipe (512) through a bearing, a rectangular hole is formed in the inner side of the rectangular pipe (512), a rectangular block (507) is slidably connected to the inner side of the rectangular hole, a second threaded rod (511) is movably connected to the right side of the rectangular block (507), a fixed seat (501) is fixedly connected to the top of the base (3), the right end of the rectangular pipe (512) is movably connected with the left side of the fixed seat (501) through a bearing, and the right end of the second threaded rod (511) penetrates through the fixed seat (501) and extends out of the fixed seat (501), the fixing seat (501) is connected to the outer surface of the threaded rod through a screw hole and a placing seat (508) is fixedly connected to the right end of the second threaded rod (511).
2. The backlight device for monitoring the white point of the LED display screen as claimed in claim 1, wherein: the outer surface of the rectangular pipe (512) is fixedly connected with a second driven gear (502), and the bottom of the second driven gear (502) is meshed with the top of a second driving gear (503).
3. The backlight device for monitoring the white point of the LED display screen as claimed in claim 1, wherein: place seat (508) left side fixedly connected with litter (506), litter (506) left end runs through in fixing base (501) and extends to outside fixing base (501), fixing base (501) pass through slide opening sliding connection in litter (506) surface, litter (506) left end fixedly connected with stopper, place seat (508) interior bottom fixedly connected with air cushion (510).
4. The backlight device for monitoring the white point of the LED display screen as claimed in claim 1, wherein: the through hole has been seted up at placing seat (508) top, the inboard sliding connection of through hole has montant (509), montant (509) run through in placing seat (508) top and extend to inside placing seat (508), montant (509) bottom fixedly connected with sucking disc, sucking disc top fixedly connected with limit spring, limit spring top fixed connection is at the top in placing seat (508), limit spring cup joints at montant (509) surface.
5. The backlight device for monitoring the white point of the LED display screen as claimed in claim 1, wherein: adjustment mechanism (4) include first motor (402), first motor (402) fixed connection is in casing (2) top, the output shaft is installed to first motor (402), first motor (402) are through first driving gear (401) of output shaft fixedly connected with, there is first threaded rod (403) right side through bearing swing joint in casing (2), first threaded rod (403) left end runs through in casing (2) left side and extends to outside casing (2), first threaded rod (403) surface passes through bearing and casing (2) left side swing joint, first threaded rod (403) surface fixed connection has first driven gear, first driven gear top meshes with first driving gear (401) bottom.
6. The backlight device for monitoring the white point of the LED display screen as claimed in claim 5, wherein: the outer surface of the first threaded rod (403) is in threaded connection with a sliding block (404), a sliding groove is formed in the top of the shell (2), and the sliding block (404) is connected to the inner side of the sliding groove in a sliding mode.
7. The backlight device for monitoring the white point of the LED display screen as claimed in claim 6, wherein: the bottom of the sliding block (404) is connected with a hydraulic rod (405), the bottom end of the hydraulic rod (405) is fixedly connected with a detection camera (406), the top of the base (3) is provided with a hopper type groove, and the bottom of the hopper type groove is fixedly connected with a detection light source.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123404606.6U CN216527962U (en) | 2021-12-31 | 2021-12-31 | Backlight device for monitoring white dots of LED display screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123404606.6U CN216527962U (en) | 2021-12-31 | 2021-12-31 | Backlight device for monitoring white dots of LED display screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216527962U true CN216527962U (en) | 2022-05-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123404606.6U Active CN216527962U (en) | 2021-12-31 | 2021-12-31 | Backlight device for monitoring white dots of LED display screen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216527962U (en) |
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2021
- 2021-12-31 CN CN202123404606.6U patent/CN216527962U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240119 Address after: Room 1205, Building 3, Baojiayu Jingyuan, No. 285 Detai Road, Quanzhou Economic and Technological Development Zone, Fujian Province, China, 362212 Patentee after: Fujian Pingwang Technology Co.,Ltd. Address before: 362000 room 905, floor 9, block a, Puxi Wanda center, Fengze District, Quanzhou City, Fujian Province Patentee before: Fujian Yaolong Photoelectric Technology Co.,Ltd. |
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| TR01 | Transfer of patent right |