CN112351603A - Protection device of microcomputer illumination signal controller - Google Patents
Protection device of microcomputer illumination signal controller Download PDFInfo
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- CN112351603A CN112351603A CN202011259566.8A CN202011259566A CN112351603A CN 112351603 A CN112351603 A CN 112351603A CN 202011259566 A CN202011259566 A CN 202011259566A CN 112351603 A CN112351603 A CN 112351603A
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- fixedly connected
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/06—Hermetically-sealed casings
- H05K5/069—Other details of the casing, e.g. wall structure, passage for a connector, a cable, a shaft
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/0004—Casings, cabinets or drawers for electric apparatus comprising several parts forming a closed casing
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/0217—Mechanical details of casings
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
- H05K7/20136—Forced ventilation, e.g. by fans
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The invention discloses a protection device of a microcomputer illumination signal controller, which comprises a box body and a support plate, wherein a clamping groove is formed in the side wall of the box body, a clamping block is clamped in the clamping groove, a fixed block is fixedly connected to the outer side of the clamping block and is in contact with the box body, a box cover is fixedly connected to the upper end of the fixed block, a fixed rod is fixedly connected to the lower end of the fixed block, a groove is formed in the fixed rod, a fixed seat is fixedly connected to the outer side of the box body, a fixed groove is formed in the fixed seat, the fixed rod is slidably connected to the inner side of the fixed groove, a connecting seat is fixedly connected to the outer side of the fixed seat, a connecting rod is slidably. The invention relates to a protection device of a microcomputer illumination signal controller, which has the characteristics of overheat protection and convenient disassembly of the controller.
Description
Technical Field
The invention belongs to the technical field of controllers, and particularly relates to a protection device of a microcomputer illumination signal controller.
Background
The controller is a master device for controlling the starting, speed regulation, braking and reversing of the motor by changing the wiring of the main circuit or the control circuit and changing the resistance value in the circuit according to a preset sequence. The microcomputer illumination signal is also controlled by a signal controller, and the controller is usually provided with a protection device. However, the current protection devices have some problems: 1. the controller can be overheated when working for a long time, and the controller can be burnt due to the overhigh temperature; 2. the mounting mode of the protection device is complex, so that the controller is inconvenient to disassemble and overhaul.
The invention content is as follows:
the present invention is directed to solving the above problems by providing a protection device for a microcomputer illumination signal controller, which solves the problems mentioned in the background art.
In order to solve the above problems, the present invention provides a technical solution:
the utility model provides a protection device of computer lighting signal controller, includes box body, backup pad, the draw-in groove has been seted up to the lateral wall of box body, the inside joint of draw-in groove has the fixture block, the outside fixedly connected with fixed block of fixture block, fixed block and box body contact, the upper end fixedly connected with lid of fixed block, the lower extreme fixedly connected with dead lever of fixed block, the inside recess has been seted up to the inside of dead lever, the outside fixedly connected with fixing base of box body, the fixed slot has been seted up to the inside of fixing base, the inside sliding connection of fixed slot has the dead lever, the outside fixedly connected with connecting seat of fixing base, the inside sliding connection of connecting seat has the connecting rod, the tail end and the groove joint of connecting rod, the fixed cover in the.
As preferred, the inside fixedly connected with backup pad of box body, the inside of backup pad has been seted up even the groove, the inside sliding connection who links the groove has the connecting rod, the quantity that links the groove is two, two the inside sliding connection who links the groove has the connecting rod all, the lower extreme fixedly connected with of connecting rod links the ring, the lower extreme of linking and the inner wall contact of box body, clamp splice under the upper end fixedly connected with of connecting rod, the outside slip of connecting rod has cup jointed the second spring, the both ends of second spring respectively with backup pad and lower clamp splice contact, the contact connection has the controller on the clamp splice down, the upper end contact of controller is connected with the clamp splice, the upper end fixedly connected with montant of going up the clamp splice, the lower extreme fixed connection of montant and lid.
Preferably, the supporting plate is internally provided with a sliding groove, the sliding groove is internally connected with a sliding block in a sliding way, the lower end of the sliding block is fixedly connected with a fixing ring, the fixing ring is contacted with the supporting plate, the upper end of the sliding block is fixedly connected with a lower hinged seat, the lower hinge seat is hinged with a hinge rod, the hinge rod is hinged with an upper hinge seat, the upper hinge seat is fixedly connected with the lower clamping block, an air outlet is arranged inside the box body, the outer side of the box body is in contact connection with a second mounting plate, the interior of the second mounting plate is provided with a dust screen, the interior of the second mounting plate is provided with a positioning groove, a positioning block is clamped in the positioning groove, a positioning rod is fixedly connected with the outer side of the positioning block, the locating lever is made of an elastic steel sheet material, the lower end of the locating lever is fixedly connected with a locating plate, and the locating plate is fixedly connected with the box body.
As preferred, the wind gap has been seted up to the inside of lid, the lower extreme of lid is provided with the fan, the fan sets up in the lower extreme of going into the wind gap, the spacing groove has been seted up to the inside of lid, the inside sliding connection of spacing groove has the stopper, the first mounting panel of outside fixedly connected with of stopper, first mounting panel and income wind gap sliding connection, the inside of first mounting panel is provided with the filter screen, the through-hole has been seted up to the inside of first mounting panel, the inside sliding connection of through-hole has the gag lever post, gag lever post and lid fixed connection, the upper end fixedly connected with spacing ring of gag lever post, the spacing ring contacts with first mounting panel, the outside slip of gag lever post has cup jointed the third spring, the both ends of third spring contact with first mounting panel and lid respectively.
Preferably, the outer side of the connecting rod is fixedly connected with a connecting ring, and the connecting ring is in contact with the connecting seat.
Preferably, the outer side of the connecting rod is sleeved with a first spring in a sliding mode, and two ends of the first spring are respectively in contact with the connecting block and the connecting seat.
Preferably, the number of the lower clamping blocks is two, and both the lower clamping blocks are in contact with the controller.
Preferably, the number of the upper clamping blocks is two, and both the upper clamping blocks are in contact with the controller.
The invention has the beneficial effects that: the invention relates to a protection device of a microcomputer illumination signal controller, which has the characteristics of overheat protection and convenient disassembly of the controller, and has the following two beneficial effects compared with the traditional protection device of the microcomputer illumination signal controller in specific use:
firstly, the fan is designed to blow air to dissipate heat of the controller in the box body, so that damage of the controller caused by overheating during operation of the controller is prevented, an overheating protection effect is achieved, dust can be effectively prevented from entering the box body by designing the detachable filter screen and the detachable dust screen, and the filter screen and the dust screen are convenient to detach and clean;
secondly, through the joint of design fixture block and draw-in groove, can fix lid and box body, and when needs are dismantled the controller and are overhauld, only need to draw the go-between to the outside for connecting rod and dead lever break away from, can directly with the controller ejecting box body that makes progress, thereby make to be convenient for dismantle the maintenance to the controller.
Description of the drawings:
for ease of illustration, the invention is described in detail by the following detailed description and the accompanying drawings.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a left side view of the cassette configuration of FIG. 1 in accordance with the present invention;
FIG. 3 is a top view of the support plate structure of FIG. 1 in accordance with the present invention;
FIG. 4 is an enlarged view of the portion A of FIG. 1 according to the present invention;
FIG. 5 is an enlarged view of the portion B of FIG. 1 according to the present invention;
FIG. 6 is an enlarged view of the structure of the portion C of FIG. 1 according to the present invention.
In the figure: 1. a box body; 2. a card slot; 3. a clamping block; 4. a fixed block; 5. a box cover; 6. fixing the rod; 7. a groove; 8. a fixed seat; 9. fixing grooves; 10. a connecting seat; 11. a connecting rod; 12. connecting blocks; 13. a connecting ring; 14. a first spring; 15. a support plate; 16. connecting the grooves; 17. a connecting rod; 18. interlinking; 19. a lower clamping block; 20. a second spring; 21. a controller; 22. a chute; 23. a slider; 24. a fixing ring; 25. a lower hinge base; 26. a hinged lever; 27. an upper hinge base; 28. an upper clamping block; 29. a vertical rod; 30. an air inlet; 31. a fan; 32. a limiting groove; 33. a limiting block; 34. a first mounting plate; 35. filtering with a screen; 36. a through hole; 37. a limiting rod; 38. a limiting ring; 39. a third spring; 40. an air outlet; 41. a second mounting plate; 42. a dust screen; 43. positioning a groove; 44. positioning blocks; 45. positioning a rod; 46. and (7) positioning the plate.
The specific implementation mode is as follows:
as shown in fig. 1 to 6, the following technical solutions are adopted in the present embodiment:
example (b):
a protection device of a microcomputer illumination signal controller comprises a box body 1 and a support plate 15, wherein a clamping groove 2 is formed in the side wall of the box body 1, a clamping block 3 is clamped in the clamping groove 2, a fixing block 4 is fixedly connected to the outer side of the clamping block 3, the fixing block 4 is contacted with the box body 1, a box cover 5 is fixedly connected to the upper end of the fixing block 4, a fixing rod 6 is fixedly connected to the lower end of the fixing block 4, a groove 7 is formed in the fixing rod 6, a fixing seat 8 is fixedly connected to the outer side of the box body 1, a fixing groove 9 is formed in the fixing seat 8, a fixing rod 6 is slidably connected in the fixing groove 9, a connecting seat 10 is fixedly connected to the outer side of the fixing seat 8, a connecting rod 11 is slidably connected to the inner part of the connecting seat 10, the tail end of the, the connecting block 12 is slidably connected with the connecting base 10.
Wherein, the inside fixedly connected with backup pad 15 of box body 1, even groove 16 has been seted up to the inside of backup pad 15, the inside sliding connection who links groove 16 has connecting rod 17, the quantity that links groove 16 is two, two the inside all sliding connection who links groove 16 has connecting rod 17, the lower extreme fixedly connected with of connecting rod 17 links ring 18, the lower extreme of linking ring 18 and the inner wall contact of box body 1, clamp splice 19 under the upper end fixedly connected with of connecting rod 17, second spring 20 has been cup jointed in the outside slip of connecting rod 17, the both ends of second spring 20 contact with backup pad 15 and clamp splice 19 down respectively, the contact is connected with controller 21 on the clamp splice 19 down, the upper end contact of controller 21 is connected with clamp splice 28, the upper end fixedly connected with montant 29 of going up clamp splice 28, montant 29 and the lower extreme fixed connection of lid 5.
Wherein, the inside of the supporting plate 15 is provided with a sliding groove 22, the inside of the sliding groove 22 is slidably connected with a sliding block 23, the lower end of the sliding block 23 is fixedly connected with a fixing ring 24, the fixing ring 24 is in contact with the supporting plate 15, the upper end of the sliding block 23 is fixedly connected with a lower hinging seat 25, the lower hinging seat 25 is hinged with a hinging rod 26, the hinging rod 26 is hinged with an upper hinging seat 27, the upper hinging seat 27 is fixedly connected with a lower clamping block 19, the inside of the box body 1 is provided with an air outlet 40, the outside of the box body 1 is in contact connection with a second mounting plate 41, the inside of the second mounting plate 41 is provided with a dust screen 42, the inside of the second mounting plate 41 is provided with a positioning groove 43, the inside of the positioning groove 43 is clamped with a positioning block 44, the outside of the positioning block 44 is fixedly connected, the lower end of the positioning rod 45 is fixedly connected with a positioning plate 46, and the positioning plate 46 is fixedly connected with the box body 1.
Wherein, the box cover 5 is provided with an air inlet 30 inside, the lower end of the box cover 5 is provided with a fan 31, the fan 31 is arranged at the lower end of the air inlet 30, the box cover 5 is internally provided with a limit groove 32, a limiting block 33 is connected inside the limiting groove 32 in a sliding manner, a first mounting plate 34 is fixedly connected outside the limiting block 33, the first mounting plate 34 is slidably connected with the air inlet 30, a filter screen 35 is arranged inside the first mounting plate 34, a through hole 36 is arranged inside the first mounting plate 34, a limit rod 37 is connected inside the through hole 36 in a sliding way, the limiting rod 37 is fixedly connected with the box cover 5, the upper end of the limiting rod 37 is fixedly connected with a limiting ring 38, the limiting ring 38 is in contact with the first mounting plate 34, a third spring 39 is sleeved on the outer side of the limiting rod 37 in a sliding mode, and two ends of the third spring 39 are in contact with the first mounting plate 34 and the box cover 5 respectively.
Wherein, the outer side of the connecting rod 11 is fixedly connected with a connecting ring 13, and the connecting ring 13 is in contact with the connecting seat 10.
The outer side of the connecting rod 11 is slidably sleeved with a first spring 14, and two ends of the first spring 14 are respectively in contact with the connecting block 12 and the connecting seat 10.
Wherein, the number of the lower clamping blocks 19 is two, and both the lower clamping blocks 19 are in contact with the controller 21.
Wherein, the number of the upper clamping blocks 28 is two, and both the upper clamping blocks 28 are in contact with the controller 21.
The using state of the invention is as follows: when the box cover is used, the connecting ring 13 is pulled outwards, the connecting ring 13 drives the connecting rod 11 to move, the connecting rod 11 drives the connecting block 12 to move, the connecting block 12 can extrude the first spring 14, the controller 21 is placed on the two lower clamping blocks 19, the box cover 5 is placed on the box body 1, the clamping block 3 is clamped with the clamping groove 2, the fixing rod 6 is inserted into the fixing seat 8, the connecting ring 13 is loosened, an inward reaction force is given to the connecting block 12 through the telescopic action of the extruded first spring 14, the connecting block 12 drives the connecting rod 11 to move, the connecting rod 11 penetrates through the fixing seat 8, the tail end of the connecting rod 11 is clamped with the groove 7, the vertical rod 29 is driven to move downwards while the box cover 5 is installed, the vertical rod 29 drives the upper clamping block 28 to move downwards, the upper clamping block 28 is in contact with the controller 21, and the controller 21 is driven to press the lower clamping block 19 down, the second spring 20 is, meanwhile, the lower clamping block 19 can drive the upper hinge seat 27 to move downwards, the upper hinge seat 27 drives the hinge rod 26 to rotate downwards, the hinge rod 26 can drive the lower hinge seat 25 to move towards the direction of the principle controller 21, and the lower hinge seat 25 can drive the sliding block 23 to slide in the sliding groove 22, so that the installation of the protection device of the controller 21 is completed. When the controller 21 works, the fan 31 works simultaneously, the fan 31 can suck in outside air through the air inlet 30 and blow air to the controller 21, the air in the box body 1 can be discharged through the air outlet 40, the effect of heat dissipation of the controller 21 is achieved, the controller 21 is prevented from being damaged due to overheating during working, and the overheating protection effect is achieved. Through the action of the filter screen 35, dust can be prevented from entering the box body 1 through the air inlet 30, when wind blows to the filter screen 35, the filter screen 35 can be driven to move downwards, the filter screen 35 drives the first mounting plate 34 to move, the first mounting plate 34 can press the third spring 39 downwards, through the telescopic action of the compressed third spring 39, an upward reaction force can be provided for the first mounting plate 34, so that the effect of vibrating the filter screen 35 is achieved, the filter screen 35 can be effectively prevented from being blocked, through the action of the designed dust screen 42, the dust can be prevented from entering the box body 1 through the air outlet 40, when the filter screen 35 needs to be cleaned, only the limiting ring 38 needs to be rotated to separate the limiting ring 38 from the limiting rod 37, the first mounting plate 34 can be taken down, when the dust screen 42 needs to be cleaned, the positioning rod 45 is pulled outwards, the positioning rod 45 drives the positioning block 44 to move, so that the positioning block 44 is separated from the positioning rod, the second mounting plate 41 can be removed to facilitate removal and cleaning of the screen 35 and the dust screen 42. When the controller 21 needs to be disassembled and cleaned, the connecting ring 13 is pulled outwards, the connecting ring 13 drives the connecting rod 11 to move, the connecting rod 11 is separated from the groove 7, an upward reaction force of the lower clamping block 19 can be given through the telescopic action of the compressed second spring 20, the lower clamping block 19 can drive the controller 21 to move upwards, the controller 21 drives the upper clamping block 28 to move upwards, the upper clamping block 28 drives the vertical rod 29 to move upwards, the vertical rod 29 drives the box cover 5 to move upwards, the box cover 5 drives the fixing block 4 to move, the fixing block 4 drives the clamping block 3 to move, the clamping block 3 is separated from the clamping groove 2, the controller 21 can be ejected upwards at the moment, and the controller 21 can be conveniently disassembled and maintained.
While there have been shown and described what are at present considered to be the fundamental principles of the invention and its essential features and advantages, it will be understood by those skilled in the art that the invention is not limited by the embodiments described above, which are merely illustrative of the principles of the invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the invention as defined by the appended claims and their equivalents.
Claims (8)
1. The utility model provides a protection device of computer illumination signal controller, includes box body (1), backup pad (15), its characterized in that: the side wall of the box body (1) is provided with a clamping groove (2), the inside of the clamping groove (2) is clamped with a clamping block (3), the outer side of the clamping block (3) is fixedly connected with a fixed block (4), the fixed block (4) is contacted with the box body (1), the upper end of the fixed block (4) is fixedly connected with a box cover (5), the lower end of the fixed block (4) is fixedly connected with a fixed rod (6), the inside of the fixed rod (6) is provided with a groove (7), the outer side of the box body (1) is fixedly connected with a fixed seat (8), the inside of the fixed seat (8) is provided with a fixed groove (9), the inside of the fixed groove (9) is slidably connected with the fixed rod (6), the outer side of the fixed seat (8) is fixedly connected with a connecting seat (10), the inside of the connecting seat (10) is slidably, the outer side of the connecting rod (11) is fixedly sleeved with a connecting block (12), and the connecting block (12) is connected with the connecting seat (10) in a sliding mode.
2. The protection device of a microcomputer illumination signal controller according to claim 1, characterized in that: the box body is characterized in that a supporting plate (15) is fixedly connected to the inside of the box body (1), a connecting groove (16) is formed in the supporting plate (15), a connecting rod (17) is connected to the inside of the connecting groove (16) in a sliding manner, the number of the connecting grooves (16) is two, the connecting rods (17) are connected to the two insides of the connecting grooves (16) in a sliding manner, a connecting ring (18) is fixedly connected to the lower end of the connecting rod (17), the lower end of the connecting ring (18) is in contact with the inner wall of the box body (1), a lower clamping block (19) is fixedly connected to the upper end of the connecting rod (17), a second spring (20) is sleeved on the outer side of the connecting rod (17) in a sliding manner, two ends of the second spring (20) are respectively in contact with the supporting plate (15) and the lower clamping block (19), a controller (21) is connected to the lower clamping block (19) in a, the upper end of the upper clamping block (28) is fixedly connected with a vertical rod (29), and the vertical rod (29) is fixedly connected with the lower end of the box cover (5).
3. The protection device of a microcomputer illumination signal controller according to claim 1, characterized in that: the utility model discloses a dust-proof box, including backup pad (15), spout (22) have been seted up to the inside of backup pad (15), the inside sliding connection of spout (22) has slider (23), the solid fixed ring (24) of lower extreme fixedly connected with of slider (23), gu fixed ring (24) and backup pad (15) contact, articulated seat (25) under the upper end fixedly connected with of slider (23), articulated rod (26) are articulated on articulated seat (25) down, articulated seat (27) are articulated on articulated rod (26), go up articulated seat (27) and clamp splice (19) fixed connection down, air outlet (40) have been seted up to the inside of box body (1), the outside contact of box body (1) is connected with second mounting panel (41), the inside of second mounting panel (41) is provided with dust screen (42), constant head tank (43) have been seted up to the inside of second mounting panel (41), the inside joint of constant head tank (43) has locating piece (44), the outer side of the positioning block (44) is fixedly connected with a positioning rod (45), the positioning rod (45) is made of an elastic steel sheet material, the lower end of the positioning rod (45) is fixedly connected with a positioning plate (46), and the positioning plate (46) is fixedly connected with the box body (1).
4. The protection device of a microcomputer illumination signal controller according to claim 1, characterized in that: an air inlet (30) is formed in the box cover (5), a fan (31) is arranged at the lower end of the box cover (5), the fan (31) is arranged at the lower end of the air inlet (30), a limiting groove (32) is formed in the box cover (5), a limiting block (33) is connected in the limiting groove (32) in a sliding manner, a first mounting plate (34) is fixedly connected to the outer side of the limiting block (33), the first mounting plate (34) is connected with the air inlet (30) in a sliding manner, a filter screen (35) is arranged in the first mounting plate (34), a through hole (36) is formed in the first mounting plate (34), a limiting rod (37) is connected in the through hole (36) in a sliding manner, the limiting rod (37) is fixedly connected with the box cover (5), and a limiting ring (38) is fixedly connected to the upper end of the limiting rod (37), the limiting ring (38) is in contact with the first mounting plate (34), the outer side of the limiting rod (37) is sleeved with a third spring (39) in a sliding mode, and two ends of the third spring (39) are in contact with the first mounting plate (34) and the box cover (5) respectively.
5. The protection device of a microcomputer illumination signal controller according to claim 1, characterized in that: the outer side of the connecting rod (11) is fixedly connected with a connecting ring (13), and the connecting ring (13) is in contact with the connecting seat (10).
6. The protection device of a microcomputer illumination signal controller according to claim 1, characterized in that: the outer side of the connecting rod (11) is sleeved with a first spring (14) in a sliding mode, and two ends of the first spring (14) are respectively in contact with the connecting block (12) and the connecting seat (10).
7. The protection device of a microcomputer illumination signal controller according to claim 2, characterized in that: the number of the lower clamping blocks (19) is two, and the two lower clamping blocks (19) are both in contact with a controller (21).
8. The protection device of a microcomputer illumination signal controller according to claim 2, characterized in that: the number of the upper clamping blocks (28) is two, and the two upper clamping blocks (28) are both in contact with the controller (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011259566.8A CN112351603A (en) | 2020-11-12 | 2020-11-12 | Protection device of microcomputer illumination signal controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011259566.8A CN112351603A (en) | 2020-11-12 | 2020-11-12 | Protection device of microcomputer illumination signal controller |
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| CN112351603A true CN112351603A (en) | 2021-02-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011259566.8A Pending CN112351603A (en) | 2020-11-12 | 2020-11-12 | Protection device of microcomputer illumination signal controller |
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| CN210986306U (en) * | 2019-12-30 | 2020-07-10 | 南京森瑟智能科技有限公司 | Multi-protocol communication exchange equipment |
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Application publication date: 20210209 |