CN219065306U - Defective pixel visual detection device for liquid crystal display of electric energy meter - Google Patents
Defective pixel visual detection device for liquid crystal display of electric energy meter Download PDFInfo
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- CN219065306U CN219065306U CN202222684960.7U CN202222684960U CN219065306U CN 219065306 U CN219065306 U CN 219065306U CN 202222684960 U CN202222684960 U CN 202222684960U CN 219065306 U CN219065306 U CN 219065306U
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- 239000004973 liquid crystal related substance Substances 0.000 title claims abstract description 38
- 238000001514 detection method Methods 0.000 title abstract description 30
- 230000000007 visual effect Effects 0.000 title abstract description 13
- 230000002950 deficient Effects 0.000 title description 5
- 230000005540 biological transmission Effects 0.000 claims description 8
- 230000007246 mechanism Effects 0.000 claims description 6
- 230000001502 supplementing effect Effects 0.000 claims description 4
- 230000001105 regulatory effect Effects 0.000 claims description 3
- 238000013016 damping Methods 0.000 claims description 2
- 210000001503 joint Anatomy 0.000 claims description 2
- 238000000034 method Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 238000011179 visual inspection Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 2
- 230000033001 locomotion Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000000523 sample Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
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Abstract
The utility model belongs to the technical field of liquid crystal display dead pixel visual detection equipment, in particular to an electric energy meter liquid crystal display dead pixel visual detection device which comprises a supporting box, a top plate, a rectangular frame, a plurality of electric push rods and an electric energy meter to be detected, wherein the rectangular frame and the plurality of electric push rods are fixedly arranged on one side, close to the top plate, of the supporting box respectively, the plurality of electric push rods are fixedly arranged on the top side of the rectangular frame, a strip-shaped plate is fixedly arranged on the bottom side of the top plate, a linear motor is fixedly arranged on the strip-shaped plate, and a fixed plate is fixedly arranged at the output end of the linear motor. The utility model has reasonable design and simple operation, is convenient for quickly and comprehensively carrying out visual detection operation on the dead pixels on the liquid crystal screen of the electric energy meter, can carry out visual detection on the dead pixels from different angles, effectively improves the detection precision, has better applicability and is convenient for carrying out storage operation.
Description
Technical Field
The utility model relates to the technical field of liquid crystal display defective pixel visual detection equipment, in particular to a liquid crystal display defective pixel visual detection device of an electric energy meter.
Background
The electric energy meter is a meter for measuring electric energy, also called an electric meter, a fire meter and a kilowatt hour meter, and refers to a meter for measuring various electric quantities. The electric energy meter needs to be detected after the manufacture is finished, and can be taken off line and put into use after the detection is qualified, and the current published patent of the authorized bulletin number CN103323961B discloses an electric energy meter liquid crystal screen detection device and a detection method, wherein the detection device comprises a light source scanning measuring head and a CCD camera which synchronously move; the light source scanning probe, the CCD camera and the detected electric energy meter liquid crystal screen are inclined at a certain angle, the light source emitted by the light source scanning probe penetrates through one gap and then is reflected by the electric energy meter liquid crystal screen, and is received and imaged by the CCD camera after passing through the other gap, and whether the display pattern of the liquid crystal screen is correct or not is judged after image recognition.
In the practical use process, the prior patent has the advantages of simple technical scheme and lower cost, can replace manual detection of a liquid crystal screen, improves detection speed and detection efficiency, but an electric energy meter to be detected is directly placed on a rack, then shooting detection is carried out through light source irradiation and a CDD camera, the angles of the light source and the CDD camera are relatively fixed, the adjustment is inconvenient, the visual detection operation of the bad points of the liquid crystal screen of the electric energy meter can be carried out only through a fixed angle, multi-angle observation and shooting can not be realized, the phenomenon of missing detection is easy to occur, and the detection accuracy is influenced.
Disclosure of Invention
The utility model aims to solve the defects of the prior art, and provides a defective pixel visual detection device for a liquid crystal display of an electric energy meter.
The technical aim of the utility model is realized by the following technical scheme: the utility model provides an electric energy meter LCD bad point vision detection device, includes supporting box, roof, rectangle frame, a plurality of electric putter and the electric energy meter of waiting to detect;
a rectangular frame and a plurality of electric push rods are fixedly arranged on one side, close to the top plate, of the supporting box respectively, and the plurality of electric push rods are fixedly arranged on the top side of the rectangular frame;
the device comprises a top plate, a linear motor, a fixing plate, a mounting seat, a high-definition camera and an image processor, wherein the bottom side of the top plate is fixedly provided with the linear plate, the linear motor is fixedly arranged on the linear plate, the fixing plate is fixedly arranged at the output end of the linear motor, the mounting seat is fixedly arranged at the bottom side of the fixing plate, the high-definition camera and the image processor are respectively and fixedly arranged at the bottom side of the mounting seat and the bottom side of the top plate, the display screen is arranged at the top side of the top plate, and the high-definition camera and the display screen are electrically connected with the image processor;
the electric energy meter is characterized in that a clamping mechanism is arranged on the supporting box, and the electric energy meter is fixed above the supporting box through the clamping mechanism.
Preferably, the fixture includes two sliders, two baffles, two rotation pins, two clamping plates, linkage assembly, first adjusting assembly and second adjusting assembly, two bar-shaped openings are formed in the inner wall of the top of the supporting box, sliders are slidably mounted in the two bar-shaped openings, the baffles are fixedly mounted on the top sides of the two sliders, the rotation pins are rotatably mounted on the two baffles, clamping plates are fixedly mounted at one ends, close to each other, of the two rotation pins, the two clamping plates are in butt joint with the electric energy meter, first adjusting assembly is arranged on the left baffle, first adjusting assembly is connected with the left rotation pin, second adjusting assembly is connected with the right slider, and one side, close to each other, of the two sliders is provided with the same linkage assembly.
Preferably, the first adjusting component comprises a servo motor, a driving gear and a driven gear, the servo motor is fixedly arranged on the baffle plate positioned on the left side, the driving gear and the driven gear are fixedly sleeved on an output shaft of the servo motor and a rotating pin positioned on the left side respectively, and the driving gear and the driven gear are meshed.
Preferably, the second adjusting component comprises an adjusting screw, an adjusting wheel, a rectangular plate and a buffer spring, wherein the buffer spring is fixedly arranged on the sliding block on the right side, the rectangular plate is slidably arranged on the inner wall of the supporting box, one end of the buffer spring, which is far away from the sliding block, is fixedly connected with the rectangular plate, one side of the supporting box is rotatably provided with the adjusting screw, one end of the adjusting screw extends into the supporting box and is rotatably connected with the rectangular plate, and one end of the adjusting screw, which is far away from the rectangular plate, is fixedly sleeved with the adjusting wheel.
Preferably, the linkage assembly comprises a supporting shaft, a rotating wheel, an operating plate, a transmission gear and two toothed plates, wherein the toothed plates are slidably installed on the inner wall of the top of the supporting box and the inner wall of the bottom of the supporting box respectively and fixedly connected with corresponding sliding blocks, the supporting shaft is rotatably installed on the inner wall of the front side of the supporting box, the front end of the supporting shaft extends out of the supporting box and is fixedly sleeved with the rotating wheel, the operating plate is fixedly installed on the rotating wheel, the transmission gear is fixedly sleeved on the supporting shaft, and the two toothed plates are meshed with the transmission gear and can enable the two sliding blocks to move in opposite directions.
Preferably, the top side of roof fixed mounting has two extension boards, all damps on two extension boards and rotates and install the supporting pin, and display screen fixed mounting is in the one end that two supporting pins are close to each other.
Preferably, the same guide rod is fixedly arranged on the inner walls of the two sides of the strip-shaped opening, and the sliding block is slidably arranged in the strip-shaped opening through the guide rod.
Preferably, the conical cover is fixedly installed on the installation seat, the annular lamp holder is fixedly installed on the bottom side of the installation seat based on the high-definition camera as the center of a circle, and the plurality of light supplementing lamps are fixedly installed on the annular lamp holder.
The beneficial effects of the utility model are as follows: according to the utility model, the electric energy meter to be detected can be stably clamped through the clamping mechanism, the electric energy meter fixing device can be suitable for fixing electric energy meters with different sizes, and the inclination angle of the electric energy meter can be adjusted according to the needs, so that visual detection operation can be performed on the liquid crystal display dead pixel of the electric energy meter from different angles, and the detection effect is effectively improved.
The high-definition camera is driven to transversely move through the linear motor control mounting seat, so that the high-definition camera can be controlled to carefully shoot and record the liquid crystal screen of the electric energy meter, an operator can observe the liquid crystal screen conveniently under the cooperation of the image processor and the display screen, the distance between the high-definition camera and the liquid crystal screen of the electric energy meter can be adjusted as required under the action of the electric putter, and the high-definition camera can be conveniently used for clearly shooting and recording the liquid crystal screen of the electric energy meter.
The method has the advantages that the method is simple in operation, quick and comprehensive visual detection operation is conveniently carried out on the dead pixel on the liquid crystal screen of the electric energy meter, meanwhile, the dead pixel can be visually detected from different angles, the detection precision is effectively improved, the condition that the dead pixel is missed in detection is avoided, the method is good in applicability, and meanwhile storage operation is convenient.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for the description of the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic diagram of a three-dimensional structure of a visual inspection device for a dead pixel of a liquid crystal display of an electric energy meter;
fig. 2 is a schematic diagram of a cross-sectional structure of a visual inspection device for a dead pixel of a liquid crystal display of an electric energy meter according to the present utility model;
fig. 3 is a schematic structural diagram of a portion a of the visual inspection device for the dead pixel of the liquid crystal display of the electric energy meter;
fig. 4 is a schematic structural diagram of a portion B in the visual inspection device for a dead pixel of a liquid crystal display of an electric energy meter according to the present utility model.
In the figure: 1. a supporting box; 2. a top plate; 21. a strip-shaped plate; 22. a linear motor; 23. a mounting base; 24. high definition camera; 25. an annular lamp holder; 26. a conical cover; 27. an image processor; 28. a display screen; 3. a rectangular frame; 4. an electric push rod; 5. a slide block; 51. a toothed plate; 52. a transmission gear; 6. a baffle; 61. a rotation pin; 62. a clamping plate; 63. a driven gear; 64. a servo motor; 65. a drive gear; 7. an electric energy meter; 8. a rectangular plate; 81. adjusting a screw rod; 82. and a buffer spring.
Detailed Description
The technical scheme of the present utility model will be clearly and completely described in connection with specific embodiments. It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. 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 fall within the scope of the utility model.
Referring to fig. 1-4, an electric energy meter liquid crystal display bad point vision detection device comprises a supporting box 1, a top plate 2, a rectangular frame 3, a plurality of electric push rods 4 and an electric energy meter 7 to be detected, wherein the rectangular frame 3 and the plurality of electric push rods 4 are respectively and fixedly arranged on one side, close to each other, of the supporting box 1 and the top plate 2, the plurality of electric push rods 4 are respectively and fixedly arranged on the top side of the rectangular frame 3, a strip-shaped plate 21 is fixedly arranged on the bottom side of the top plate 2, a linear motor 22 is fixedly arranged on the strip-shaped plate 21, the output end of the linear motor 22 is fixedly provided with a fixed plate, the bottom side of the fixed plate is fixedly provided with a mounting seat 23, the bottom side of the mounting seat 23 and the bottom side of the top plate 2 are respectively and fixedly provided with a high-definition camera 24 and an image processor 27, the top side of the top plate 2 is provided with a display screen 28, the high-definition camera 24 and the display screen 28 are electrically connected with the image processor 27, two strip-shaped openings are formed in the inner wall of the top of the supporting box 1, sliding blocks 5 are slidably arranged in the two strip-shaped openings, baffle plates 6 are fixedly arranged on the top sides of the two sliding blocks 5, rotating pins 61 are rotatably arranged on the two baffle plates 6, clamping plates 62 are fixedly arranged at one ends of the two rotating pins 61, which are close to each other, the electric energy meter 7 is clamped and fixed above the supporting box 1 through the two clamping plates 62, a servo motor 64 is fixedly arranged on the baffle plate 6 positioned on the left side, a driving gear 65 and a driven gear 63 are fixedly sleeved on an output shaft of the servo motor 64 and the rotating pin 61 positioned on the left side respectively, the driving gear 65 is meshed with the driven gear 63, the rotation of the rotating pin 61 on the left side can be controlled, so that the electric energy meter 7 can be controlled to adjust the dip angle, a buffer spring 82 is fixedly arranged on the sliding block 5 positioned on the right side, a rectangular plate 8 is slidably arranged on the inner wall of the supporting box 1, the buffer spring 82 keeps away from the one end and the rectangular plate 8 fixed connection of slider 5, the adjusting screw 81 is installed in one side rotation of supporting box 1, the one end of adjusting screw 81 extends to supporting box 1 and rotates with rectangular plate 8 to be connected, the fixed cover of one end that adjusting screw 81 kept away from rectangular plate 8 is equipped with the regulating wheel, can adjust the clamping force of two splint 62 to electric energy meter 7, equal slidable mounting has pinion rack 51 on the top inner wall and the bottom inner wall of supporting box 1, two pinion rack 51 respectively with slider 5 fixed connection who corresponds, rotate on the front side inner wall of supporting box 1 and install the back shaft, the front end of back shaft extends to outside the supporting box 1 and fixed cover is equipped with the runner, fixed mounting has the operation panel on the runner, fixed cover is equipped with drive gear 52 on the back shaft, two pinion rack racks 51 all mesh with drive gear 52, can make two sliders 5 to opposite direction motion.
In this embodiment, two extension boards are fixedly installed on the top side of the top plate 2, support pins are installed on the two extension boards in a damping rotation mode, and the display screen 28 is fixedly installed at one end, close to each other, of the two support pins, so that the inclination angle of the display screen 28 can be conveniently adjusted according to requirements, and meanwhile storage of the display screen 28 is facilitated.
In this embodiment, the same guide rod is fixedly installed on the inner walls of the two sides of the strip-shaped opening, and the sliding block 5 is slidably installed in the strip-shaped opening through the guide rod, so that the sliding block 5 can stably slide along the strip-shaped opening.
In this embodiment, the conical cover 26 is fixedly installed on the installation seat 23, the annular lamp holder 25 is fixedly installed on the bottom side of the installation seat 23 based on the high-definition camera 24 as the center of a circle, and a plurality of light supplementing lamps are fixedly installed on the annular lamp holder 25, so that the light supplementing effect can be provided when the light is insufficient.
Working principle: when the electric energy meter is used, firstly, a power supply is switched on, the rotating wheel is rotated clockwise through the operation panel, the supporting shaft controls the two sliding blocks 5 to slide in the directions away from each other through the transmission gear 52 and the two toothed plates 51, then the electric energy meter 7 to be detected is placed at the position between the two clamping plates 62, the liquid crystal screen of the electric energy meter is placed upwards, the operation panel is loosened, the two sliding blocks 5 can drive the corresponding baffle 6 to move in the directions close to each other under the action of the buffer spring 82, so that the two clamping plates 62 can be controlled to stably clamp the electric energy meter 7, the high-definition camera 24 is started, the mounting seat 23 is controlled to transversely and slowly reciprocate through the linear motor 22, so that the high-definition camera 24 can carry out high-definition shooting on the liquid crystal screen of the electric energy meter 7, and the shot picture is transferred onto the display screen 28 under the action of the image processor 27, thereby being convenient for an operator to carefully observe, the driving gear 65 is controlled by the servo motor 64 to drive the driven gear 63 to rotate, the electric energy meter 7 can be controlled to deflect under the cooperation of the supporting pin and the clamping plate 62, so that the liquid crystal screen of the electric energy meter 7 can be observed from different angles, further, the bad point on the liquid crystal screen of the electric energy meter 7 can be effectively detected, the condition of missing detection is effectively avoided, when the size of the electric energy meter 7 to be detected is larger or smaller, the position of the rectangular plate 8 is adjusted by the adjusting wheel rotation adjusting screw rod 81, the extrusion force of the buffer spring 82 to the right slide block 5 can be adjusted, the clamping plate 62 can be guaranteed to stably clamp the electric energy meter 7 to be detected, after the electric energy meter 7 is taken down, the downward movement of the top plate 2 is controlled by the electric push rod 4, then the display screen 28 is folded forward to the front side of the top plate 2 based on the supporting pin, therefore, the device can be stored, and the space occupation during idle is effectively reduced.
The utility model provides the liquid crystal display dead pixel visual detection device for the electric energy meter. The principles and embodiments of the present utility model have been described herein with reference to specific examples, which are intended to be merely illustrative of the methods of the present utility model and their core ideas. It should be noted that it will be apparent to those skilled in the art that various modifications and adaptations of the utility model can be made without departing from the principles of the utility model and these modifications and adaptations are intended to be within the scope of the utility model as defined in the following claims.
Claims (8)
1. The device for visually detecting the dead pixel of the liquid crystal display of the electric energy meter is characterized by comprising a supporting box (1), a top plate (2), a rectangular frame (3), a plurality of electric push rods (4) and the electric energy meter (7) to be detected;
a rectangular frame (3) and a plurality of electric push rods (4) are fixedly arranged on one sides, close to each other, of the supporting box (1) and the top plate (2), and the electric push rods (4) are fixedly arranged on the top side of the rectangular frame (3);
the device is characterized in that a strip-shaped plate (21) is fixedly arranged on the bottom side of the top plate (2), a linear motor (22) is fixedly arranged on the strip-shaped plate (21), a fixed plate is fixedly arranged at the output end of the linear motor (22), a mounting seat (23) is fixedly arranged on the bottom side of the fixed plate, a high-definition camera (24) and an image processor (27) are respectively and fixedly arranged on the bottom side of the mounting seat (23) and the bottom side of the top plate (2), a display screen (28) is arranged on the top side of the top plate (2), and the high-definition camera (24) and the display screen (28) are electrically connected with the image processor (27);
the electric energy meter is characterized in that a clamping mechanism is arranged on the supporting box (1), and the electric energy meter (7) is fixed above the supporting box (1) through the clamping mechanism.
2. The device for visually detecting the dead pixel of the liquid crystal display of the electric energy meter according to claim 1, wherein the device is characterized in that: the clamping mechanism comprises two sliding blocks (5), two baffle plates (6), two rotating pins (61), two clamping plates (62), a linkage assembly, a first adjusting assembly and a second adjusting assembly, wherein two strip-shaped openings are formed in the inner wall of the top of the supporting box (1), the sliding blocks (5) are arranged in the two strip-shaped openings in a sliding mode, the baffle plates (6) are fixedly arranged on the top sides of the two sliding blocks (5), the rotating pins (61) are rotatably arranged on the two baffle plates (6), the clamping plates (62) are fixedly arranged at one ends, close to each other, of the two rotating pins (61), the two clamping plates (62) are in butt joint with the electric energy meter (7), the first adjusting assembly is connected with the rotating pins (61) on the left side, the second adjusting assembly is arranged on the supporting box (1), the second adjusting assembly is connected with the sliding blocks (5) on the right side, and the same assembly is arranged on one side, close to each other, of the two sliding blocks (5).
3. The device for visually detecting the dead pixel of the liquid crystal display of the electric energy meter according to claim 2, wherein the device is characterized in that: the first adjusting component comprises a servo motor (64), a driving gear (65) and a driven gear (63), the servo motor (64) is fixedly installed on the baffle plate (6) positioned on the left side, the driving gear (65) and the driven gear (63) are fixedly sleeved on an output shaft of the servo motor (64) and a rotating pin (61) positioned on the left side respectively, and the driving gear (65) and the driven gear (63) are meshed.
4. The device for visually detecting the dead pixel of the liquid crystal display of the electric energy meter according to claim 2, wherein the device is characterized in that: two adjusting parts include accommodate the lead screw (81), the regulating wheel, rectangular plate (8) and buffer spring (82), fixedly mounted has buffer spring (82) on slider (5) on right side, slidable mounting has rectangular plate (8) on the inner wall of supporting box (1), one end and rectangular plate (8) fixed connection that slider (5) were kept away from to buffer spring (82), one side rotation of supporting box (1) is installed accommodate the lead screw (81), one end of accommodate the lead screw (81) extends to in supporting box (1) and rotates with rectangular plate (8) to be connected, one end fixed cover that rectangular plate (8) was kept away from to accommodate the lead screw (81) is equipped with the regulating wheel.
5. The device for visually detecting the dead pixel of the liquid crystal display of the electric energy meter according to claim 2, wherein the device is characterized in that: the linkage assembly comprises a supporting shaft, a rotating wheel, an operating plate, a transmission gear (52) and two toothed plates (51), wherein the toothed plates (51) are slidably installed on the inner wall of the top of the supporting box (1) and the inner wall of the bottom of the supporting box, the two toothed plates (51) are fixedly connected with corresponding sliding blocks (5) respectively, the supporting shaft is rotatably installed on the inner wall of the front side of the supporting box (1), the front end of the supporting shaft extends out of the supporting box (1) and is fixedly sleeved with the rotating wheel, the operating plate is fixedly installed on the rotating wheel, the transmission gear (52) is fixedly sleeved on the supporting shaft, and the two toothed plates (51) are meshed with the transmission gear (52) so that the two sliding blocks (5) can move in opposite directions.
6. The device for visually detecting the dead pixel of the liquid crystal display of the electric energy meter according to claim 1, wherein the device is characterized in that: two support plates are fixedly arranged on the top side of the top plate (2), support pins are arranged on the two support plates in a damping rotation mode, and a display screen (28) is fixedly arranged at one end, close to each other, of each support pin.
7. The device for visually detecting the dead pixel of the liquid crystal display of the electric energy meter according to claim 2, wherein the device is characterized in that: the two side inner walls of the strip-shaped opening are fixedly provided with the same guide rod, and the sliding block (5) is slidably arranged in the strip-shaped opening through the guide rod.
8. The device for visually detecting the dead pixel of the liquid crystal display of the electric energy meter according to claim 1, wherein the device is characterized in that: the mounting seat (23) is fixedly provided with a conical cover (26), the bottom side of the mounting seat (23) is fixedly provided with an annular lamp holder (25) taking a high-definition camera (24) as a circle center, and the annular lamp holder (25) is fixedly provided with a plurality of light supplementing lamps.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222684960.7U CN219065306U (en) | 2022-10-12 | 2022-10-12 | Defective pixel visual detection device for liquid crystal display of electric energy meter |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222684960.7U CN219065306U (en) | 2022-10-12 | 2022-10-12 | Defective pixel visual detection device for liquid crystal display of electric energy meter |
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| CN219065306U true CN219065306U (en) | 2023-05-23 |
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| CN202222684960.7U Expired - Fee Related CN219065306U (en) | 2022-10-12 | 2022-10-12 | Defective pixel visual detection device for liquid crystal display of electric energy meter |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118169040A (en) * | 2024-03-20 | 2024-06-11 | 南方海洋科学与工程广东省实验室(广州) | Ocean engineering underwater structure defect detection device |
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2022
- 2022-10-12 CN CN202222684960.7U patent/CN219065306U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118169040A (en) * | 2024-03-20 | 2024-06-11 | 南方海洋科学与工程广东省实验室(广州) | Ocean engineering underwater structure defect detection device |
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Granted publication date: 20230523 |