CN113405071B

CN113405071B - Constant-current driving method for isolated LED microswitch

Info

Publication number: CN113405071B
Application number: CN202110558929.6A
Authority: CN
Inventors: 郝炳和; 郝纬; 胡顺年; 王晗; 刘明
Original assignee: Jiangsu Haowei Traffic Group Co ltd
Current assignee: Jiangsu Haowei Traffic Group Co ltd
Priority date: 2021-05-21
Filing date: 2021-05-21
Publication date: 2023-01-17
Anticipated expiration: 2041-05-21
Also published as: CN113405071A

Abstract

The invention relates to the technical field of LED micro switches, in particular to a constant current driving method of an isolated LED micro switch. According to the invention, through the arrangement of the fixing component and the mounting component, the circuit board driven by the constant current of the isolated LED microswitch is more convenient and simpler to mount, and the mounted circuit board is positioned in the middle of the mounting box, and the upper end and the lower end of the mounted circuit board are not contacted with any object, so that the heat dissipation effect of the circuit board is better, the power consumption of the circuit board is reduced, the working efficiency of the circuit board can be increased, and the circuit board is prevented from being damaged due to poor heat dissipation performance.

Description

Constant-current driving method for isolated LED microswitch

Technical Field

The invention relates to the technical field of LED micro switches, in particular to a constant current driving method of an isolated LED micro switch.

Background

With the rapid development of semiconductor lighting technology, incandescent lamps and fluorescent lamps are being replaced by lighting products assembled by LED light emitting diodes with the advantages of high luminous efficiency, long service life, energy conservation, environmental protection and the like, the luminous intensity of LEDs is determined by the magnitude of current flowing through the LEDs, the service life of the LEDs is affected by excessive current, and the luminous brightness of the LEDs is affected by insufficient current, so that a driving circuit for providing constant current and stable voltage for the LEDs is very important.

Disclosure of Invention

The invention aims to solve the defects in the prior art and provides a constant current driving method for an isolated LED microswitch.

In order to achieve the purpose, the invention adopts the following technical scheme:

an isolated LED microswitch constant current driving device comprises an installation box, wherein connecting plates are fixedly installed at the left end and the right end of the installation box, a fixing assembly is fixedly installed in the middle of the front wall of an inner cavity of the installation box, an installation assembly is fixedly installed on the bottom wall of the inner cavity of the installation box, a sliding groove plate is fixedly installed at the rear part of the bottom wall of the inner cavity of the installation box, a sliding groove is formed in the upper end of the sliding groove plate, and a sliding plate assembly penetrating through the top of the installation box is slidably installed inside the sliding groove;

fixed subassembly includes the mounting panel, the inner chamber bilateral symmetry fixed mounting of mounting panel has two dwangs, two the surface of dwang all rotates and installs the pothook, the rear end fixed mounting of mounting panel has a plurality of to be the first spring of equidistant distribution, a plurality of the common fixed mounting of the other end of first spring has the baffle, the inner chamber antetheca fixed connection of mounting panel and install bin.

Preferably, the installation component includes two connecting blocks and installation piece, two the mounting groove has all been seted up to the upper end of connecting block, two the equal fixed mounting in inside of mounting groove has the connecting rod, two the equal slidable mounting in surface of connecting rod has the slider, two the surface of connecting rod is located the rear end of slider and all overlaps and is equipped with the second spring, two the common fixed mounting in upper end of slider has the fixed plate, link up and four mounting holes of bilateral symmetry, two around the front end of fixed plate is seted up the front end middle part of installation piece all sets up threaded hole, two the threaded hole is all rotated in the inside of threaded hole and is installed the threaded rod, two the front end of installation piece all sets up two rotation holes of bilateral symmetry, four the equal fixed mounting in inside of rotation hole has the supporting rod, per two the surface of supporting rod all rotates jointly and installs two clamp grillages, four the draw-in groove has all set up the draw-in groove, four the equal slidable mounting in inside of draw-in groove has the rubber pad, two the equal fixed mounting of connecting block is at the inner chamber diapire of installation case.

Preferably, two the front end of threaded rod all rotates with the fixed plate to be connected, four splint frame is located the inside of four mounting holes respectively.

Preferably, the fixing plate is slidably mounted inside the mounting groove through a slider.

Preferably, the fixing plate and the mounting plate are located on the same horizontal line.

Preferably, the slide subassembly includes the baffle, two standing grooves have been seted up to the upper end bilateral symmetry of baffle, two the equal slidable mounting in inside of standing groove has the push rod, two the rear end of push rod is located the equal fixed mounting in inside of standing groove has the third spring, baffle slidable mounting is in the inside of spout.

The utility model provides an isolated LED microswitch constant current drive method, to weld the LED microswitch circuit board of constant current drive during use and place between two rubber pads, the rotatory threaded rod drives the installation piece and removes, the installation piece drives splint frame and steps up the circuit board through the support rod, because the through-hole of mounting hole is less when splint frame moves to the rear end, the angle between two splint frames will be more and more littleer, thereby realize the fixed circuit board that needs the installation, then promote the inside of mounting panel with the circuit board that has fixed, the circuit board drives the pothook and rotates on the dwang, thereby with the pothook card on the circuit board that needs to fix, and first spring will promote the baffle and contradict the circuit board that needs to fix, produce thrust to the circuit board and make the pothook more firm fix on the mounting panel, and the user can come the inside slider of sliding groove according to the circuit board that needs to fix, thereby adjust the distance between fixed plate and the mounting panel, thereby more the convenience of user fixes the LED microswitch circuit board of different constant current drives, then the user slides the inside of spout with the baffle and fixes.

The constant current driving method of the isolated LED microswitch provided by the invention has the beneficial effects that:

1. through the fixed subassembly and the installation component that set up, installation isolated LED microswitch constant current drive's circuit board is convenient simple more, makes the circuit board of installation be in the middle part of install bin moreover, and upper and lower both ends do not all give any object contact to make the radiating effect of circuit board better, thereby reduce the power consumption of circuit board, and can increase the work efficiency of circuit board, avoid the circuit board to damage because of heat dispersion is poor.

2. Through the slide subassembly and the installation component that set up for the more convenient simple of installation can both cooperate the installation to the circuit board of different models moreover and use, makes the installation scope of whole device wider, and fixed more firm also makes things convenient for the staff to install the maintenance and change.

Drawings

Fig. 1 is a schematic structural diagram of an isolated LED microswitch constant current driving device according to the present invention;

fig. 2 is a cross-sectional view of an isolated LED microswitch constant current driving device according to the present invention;

fig. 3 is a schematic structural diagram of an isolated LED microswitch constant current driving device according to the present invention;

fig. 4 is a schematic structural diagram of a fixing component in the constant current driving device of the isolated LED microswitch provided by the invention;

fig. 5 is a schematic structural diagram of an installation component in the isolated LED microswitch constant current driving device according to the present invention;

fig. 6 is a schematic structural diagram of an installation component in the isolated LED microswitch constant current driving device according to the present invention;

fig. 7 is a schematic structural diagram of an installation component in an isolated LED microswitch constant current driving device according to the present invention;

fig. 8 is a schematic structural diagram of an installation component in an isolated LED microswitch constant current driving device according to the present invention;

fig. 9 is a schematic structural diagram of a sliding plate assembly in the isolated LED microswitch constant current driving device according to the present invention.

In the figure: 1. a connecting plate; 2. installing a box; 3. a chute plate; 4. a sled assembly; 41. a partition plate; 42. a placement groove; 43. a third spring; 44. a push rod; 5. a fixing assembly; 51. mounting a plate; 52. rotating the rod; 53. a first spring; 54. a baffle plate; 55. a hook; 6. mounting the component; 61. connecting blocks; 62. mounting grooves; 63. a connecting rod; 64. a second spring; 65. a slider; 66. a fixing plate; 67. mounting holes; 68. a splint frame; 69. a card slot; 611. a rubber pad; 612. rotating the hole; 613. a support rod; 614. mounting a block; 615. a threaded hole; 616. a threaded rod; 7. a chute.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further explained by combining the specific embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be configured in a specific orientation, and operate, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-9, an isolated LED microswitch constant current driving device comprises an installation box 2, wherein connection plates 1 are fixedly installed at the left end and the right end of the installation box 2, a fixing component 5 is fixedly installed in the middle of the front wall of an inner cavity of the installation box 2, an installation component 6 is fixedly installed on the bottom wall of the inner cavity of the installation box 2, a chute plate 3 is fixedly installed at the rear part of the bottom wall of the inner cavity of the installation box 2, a chute 7 is formed in the upper end of the chute plate 3, and a sliding plate component 4 penetrating through the top of the installation box 2 is slidably installed inside the chute 7;

fixed subassembly 5 includes mounting panel 51, and mounting panel 51's inner chamber bilateral symmetry fixed mounting has two dwang 52, and the surface of two dwang 52 all rotates and installs pothook 55, and mounting panel 51's rear end fixed mounting has a plurality of to be equidistant distribution's first spring 53, and the common fixed mounting of the other end of the first spring 53 of a plurality of has baffle 54, mounting panel 51 and the inner chamber antetheca fixed connection of install bin 2.

Wherein, the circuit board will drive the pothook 55 to rotate on the dwang 52 when entering into the mounting panel 51 inside to block the pothook 55 on the circuit board that needs to be fixed, and first spring 53 will promote baffle 54 and contradict the circuit board that needs to be fixed, produce thrust to the circuit board and make the pothook 55 more firm fix on mounting panel 51.

Installation component 6 includes two connecting blocks 61 and installation piece 614, mounting groove 62 has all been seted up to the upper end of two connecting blocks 61, the equal fixed mounting in inside of two mounting grooves 62 has connecting rod 63, the equal slidable mounting in surface of two connecting rods 63 has slider 65, the rear end that the surface of two connecting rods 63 is located slider 65 all overlaps and is equipped with second spring 64, the common fixed mounting in upper end of two slider 65 has fixed plate 66, link up and bilateral symmetry's four mounting holes 67 around the front end of fixed plate 66 was seted up, threaded hole 615 has all been seted up in the front end middle part of two installation pieces 614, threaded rod 616 has all been installed in the inside of two threaded hole 615 to rotate, bilateral symmetry's two rotation holes 612 have all been seted up to the front end of two installation pieces 614, the equal fixed mounting in inside of four rotation holes 612 has support rod 613, the surface of every two support rod 613 all rotates jointly and installs two splint frame 68, draw-in groove 69 has all been seted up to the opposite face of four splint frame 68, the equal slidable mounting in inside of four draw-groove 69 has rubber pad 611, the equal fixed mounting of two connecting blocks 61 is at the inner chamber diapire of installation box 2.

As shown in fig. 5-8, the clamping plate frame 68 is U-shaped, and is rotatably mounted on the outer surface of the supporting rod 613 in a staggered manner, and the rubber pad 611 is provided to have an insulating effect, so as to better protect the LED microswitch board which needs to be fixed and driven by a constant current.

The front ends of the two threaded rods 616 are rotatably connected with the fixing plate 66, the four clamping plate frames 68 are respectively positioned inside the four mounting holes 67, and the fixing plate 66 is slidably mounted inside the mounting groove 62 through the sliding block 65.

Wherein, when the clamping plate frame 68 moves to the rear end because the through hole of the mounting hole 67 is smaller, the angle between the two clamping plate frames 68 will be smaller and smaller, thereby realizing the fixation of the circuit board to be mounted.

The fixing plate 66 is located on the same horizontal line as the mounting plate 51.

Furthermore, the fixing plate 66 and the mounting plate 51 are located on the same horizontal line, so that the mounted circuit board is in a horizontal state, and the upper end and the lower end of the mounted constant-current-driven LED microswitch circuit board are not in contact with an object, so that the heat dissipation efficiency is higher.

The sliding plate assembly 4 comprises a partition plate 41, two placing grooves 42 are symmetrically formed in the left and right of the upper end of the partition plate 41, push rods 44 are arranged in the two placing grooves 42 in a sliding mode, third springs 43 are fixedly arranged in the two placing grooves 42 at the rear ends of the two push rods 44, and the partition plate 41 is arranged in the sliding groove 7 in a sliding mode.

As shown in fig. 9, the partition plate 41 is provided as a device that can be slidably taken out from the slide groove 7, so that the user can conveniently perform the constant current driving LED micro switch circuit board fixed inside the mounting case 2.

A constant current driving method for an isolated LED microswitch comprises placing an LED microswitch circuit board driven by welding constant current between two rubber pads 611, driving an installation block 614 to move by a rotary threaded rod 616, driving a clamping plate frame 68 to tighten the circuit board by the installation block 614 through a supporting rod 613, when the clamping plate frame 68 moves towards the rear end because a through hole of an installation hole 67 is smaller, the angle between the two clamping plate frames 68 is smaller and smaller, thereby fixing the circuit board to be installed, then pushing the fixed circuit board to the inside of an installation plate 51, driving a clamping hook 55 to rotate on a rotating rod 52 by the circuit board, clamping the clamping hook 55 on the circuit board to be fixed, pushing a baffle plate 54 by a first spring 53 to abut on the circuit board to be fixed, generating pushing force to the circuit board to enable the clamping hook 55 to be more firmly fixed on the installation plate 51, and enabling a user to slide a sliding block 65 inside a circuit board 62 according to be fixed, thereby adjusting the distance between a fixing plate 66 and the installation plate 51, thereby facilitating the user to fix different LED microswitch circuit boards driven by the constant current, and then enabling a partition plate 41 to slide to the inside of a chute 7.

When the partition 41 is slidably mounted inside the sliding slot 7, the pushing rod 44 can be pulled to slide inside the placing slot 42, so that when the whole partition 41 slides inside the sliding slot 7, the pushing rod 44 will be pushed by the third spring 43 to rebound and be in place by releasing the pushing rod 44, and then the pushing rod 44 will abut against the mounting box 2 to fix the partition 41 inside the sliding slot 7.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. The utility model provides an isolated LED microswitch constant current drive device, includes install bin (2), its characterized in that: the mounting box is characterized in that connecting plates (1) are fixedly mounted at the left end and the right end of the mounting box (2), a fixing assembly (5) is fixedly mounted in the middle of the front wall of the inner cavity of the mounting box (2), a mounting assembly (6) is fixedly mounted on the bottom wall of the inner cavity of the mounting box (2), a chute plate (3) is fixedly mounted at the rear part of the bottom wall of the inner cavity of the mounting box (2), a chute (7) is formed in the upper end of the chute plate (3), and a sliding plate assembly (4) penetrating through the top of the mounting box (2) is slidably mounted in the chute (7);

the fixing component (5) comprises a mounting plate (51), two rotating rods (52) are fixedly mounted in the bilateral symmetry of an inner cavity of the mounting plate (51), the outer surfaces of the two rotating rods (52) are rotatably provided with clamping hooks (55), a plurality of first springs (53) are fixedly mounted at the rear end of the mounting plate (51) and are distributed at equal intervals, a baffle (54) is fixedly mounted at the other ends of the first springs (53) together, and the mounting plate (51) is fixedly connected with the front wall of the inner cavity of the mounting box (2);

the mounting assembly (6) comprises two connecting blocks (61) and mounting blocks (614), mounting grooves (62) are formed in the upper ends of the two connecting blocks (61), connecting rods (63) are fixedly mounted in the two mounting grooves (62), sliders (65) are slidably mounted on the outer surfaces of the two connecting rods (63), second springs (64) are sleeved on the rear ends, located on the sliders (65), of the outer surfaces of the two connecting rods (63), fixing plates (66) are fixedly mounted on the upper ends of the two sliders (65) together, four mounting holes (67), two that link up and bilateral symmetry around the front end of fixed plate (66) is seted up the front end middle part of installation piece (614) all seted up threaded hole (615), two threaded rod (616), two are installed all to the inside rotation of threaded hole (615) two bilateral symmetry's two rotation hole (612), four are all seted up to the front end of installation piece (614) the equal fixed mounting in inside of rotation hole (612) has support rod (613), per two the surface of support rod (613) all rotates jointly and installs two splint frame (68), four draw-in groove (69) have all been seted up to the opposite face of splint frame (68), four the equal slidable mounting in inside of draw-in groove (69) has rubber pad (611), two the equal fixed mounting of connecting block (61) is at the inner chamber diapire of install bin (2).

2. The isolated LED microswitch constant current driving device according to claim 1, wherein: the front end of two threaded rod (616) all rotates with fixed plate (66) and is connected, four splint frame (68) are located the inside of four mounting holes (67) respectively.

3. The isolated LED microswitch constant current driving device according to claim 1, wherein: the fixed plate (66) is arranged in the mounting groove (62) in a sliding way through a sliding block (65).

4. The isolated LED microswitch constant current driving device of claim 3, wherein: the fixing plate (66) and the mounting plate (51) are positioned on the same horizontal line.

5. The isolated LED microswitch constant current driving device according to claim 1, wherein: the sliding plate assembly (4) comprises a partition plate (41), two placing grooves (42) are formed in the upper end of the partition plate (41) in a bilateral symmetry mode, push rods (44) are arranged inside the placing grooves (42) in a sliding mode, third springs (43) are fixedly arranged inside the two push rods (44) which are located inside the placing grooves (42), and the partition plate (41) is arranged inside the sliding groove (7) in a sliding mode.

6. The driving method of the isolated LED microswitch constant current driving device according to any one of claims 1 to 5, wherein: when the LED micro switch circuit board is used, the LED micro switch circuit board driven by welding constant current is placed between two rubber pads (611), a rotating threaded rod (616) drives an installation block (614) to move, the installation block (614) drives a clamping plate frame (68) to clamp the circuit board through a support rod (613), because a through hole of an installation hole (67) is smaller when the clamping plate frame (68) moves towards the rear end, the angle between the two clamping plate frames (68) is smaller and smaller, thereby realizing the fixation of the circuit board required to be installed, then the fixed circuit board is pushed to the inside of an installation plate (51), the circuit board drives a clamping hook (55) to rotate on a rotating rod (52), thereby clamping the clamping hook (55) on the circuit board required to be fixed, a first spring (53) pushes a baffle plate (54) to be abutted to the circuit board required to be fixed, thrust is generated on the circuit board to enable the clamping hook (55) to be more firmly fixed on the installation plate (51), and a user can slide a sliding block (65) in the installation groove (62) according to the circuit board required to be fixed, thereby adjusting the distance between the fixing plate (66) and the LED micro switch circuit board and then the sliding plate (41) is convenient for the user to use.