A constant current stabilization controller for LED lighting

Abstract

The invention discloses a constant current stable controller for LED lighting, belonging to the technical field of constant current stable controllers. A frame composed of an upper cover body, a lower cover body and a side bracket constitutes the overall frame of the constant current stable controller. Various module chips are installed and arranged in the overall frame. The method of unfolding three surfaces can make it very convenient to install modules and chips. When dust prevention and sealing are required, the dustproof sealing cylinder is pulled to move along the limiting groove, the frame composed of the upper cover body, the lower cover body and the side bracket is sealed and dust-proofed, and the dustproof sealing cylinder is simultaneously clamped with an elastic clamping piece.

Description

Technical Field

[0001] The invention relates to a constant current stabilization controller, in particular to a constant current stabilization controller for LED lighting, and belongs to the technical field of constant current stabilization controllers. Background Art

[0002] In the prior art, constant current stability controllers for LED lighting are usually implemented with small modules for home use, while factories use relatively large structures, similar to the size of a host. Such controllers have a fully enclosed outer shell structure, resulting in poor heat dissipation. A separate heat dissipation structure is more energy-consuming. Secondly, it is not convenient to disassemble during debugging, maintenance, and observation of the internal structure of the controller. Therefore, a constant current stability controller for LED lighting is designed to solve the above problems. Summary of the invention

[0003] The main purpose of the present invention is to provide a constant current stability controller for LED lighting. The frame composed of an upper cover body, a lower cover body and a side bracket constitutes the overall frame of the constant current stability controller. Various module chips are installed and arranged in the overall frame. The method of unfolding the three surfaces can be very convenient when installing modules and chips. When dustproof and sealing are required, the dustproof sealing cylinder is pulled to move along the limiting groove, the frame composed of the upper cover body, the lower cover body and the side bracket is sealed and dustproof, and the dustproof sealing cylinder is synchronously engaged with the elastic clamping piece to clamp the dustproof sealing cylinder.

[0004] When the dustproof sealing cylinder is pulled and rotated, the corresponding gear linkage disk is driven to rotate synchronously, and the rotation of the gear linkage disk drives the transmission belt to move in the limiting groove, and the movement of the transmission belt drives the gear type wheel swinging part and the type wheel swinging part to rotate, and the rotation of the gear type wheel swinging part and the type wheel swinging part drives the first protection telescopic frame group and the second protection telescopic frame group to form a mutually crossed X-shaped structure, which has the function of protecting and supporting the cavity sealed by the dustproof sealing cylinder.

[0005] The purpose of the present invention can be achieved by adopting the following technical solutions:

[0006] A constant current stabilization controller for LED lighting, comprising a lower cover body, side brackets are installed at the four corners of the top of the lower cover body, and an upper cover body symmetrically arranged with the lower cover body is installed on the top of the side bracket;

[0007] The inner bottoms of the upper cover body and the lower cover body are provided with limiting grooves;

[0008] Gear linkage discs are arranged at the four corners of the inner wall of the limiting groove, and a transmission belt driven by the gear linkage disc and moving in the limiting groove is sleeved outside the gear linkage disc;

[0009] The longer two side ends of the transmission belt and one side end away from the side fixing plate are respectively provided with a gear wheel swing part and an I-shaped wheel swing part;

[0010] The gear type wheel swing part and the output end of the gear type wheel swing part are provided with a first protective telescopic frame group and a second protective telescopic frame group that swing crosswise;

[0011] A set of gear linkage disc parts near the side fixing plate is installed with a rotating shaft center output part that moves along the limit groove and cooperates with the side fixing plate to seal the dustproof sealing cylinder part of the frame formed by combining the upper cover body, the lower cover body and the side bracket;

[0012] An elastic clamping piece for clamping the dustproof sealing cylinder is arranged on the hollow fixing block close to the side fixing plate.

[0013] Preferably, the gear linkage disc portion includes a third gear disc and a third rotating rod;

[0014] A third rotating rod is installed at the four inner corners of the limiting groove through bearings, and a third gear plate is installed at the middle of the outer side of the third rotating rod;

[0015] The outer side of the third gear plate is sleeved with a transmission belt driven by the third gear plate.

[0016] Preferably, the gear profile wheel swinging part comprises a first gear plate, a first profile wheel, a first rotating rod and a first bevel gear transmission part;

[0017] The inner end of the transmission belt is provided with a first profile wheel driven by the transmission belt, the top of the first profile wheel is provided with a first gear plate, and the first rotating rod penetrates the first gear plate and the first profile wheel and is fixed to the inner bottom of the limiting groove through a bearing;

[0018] The outer side of the first gear plate is meshed with a first bevel gear transmission part, and the output part of the first bevel gear transmission part drives the first protective telescopic frame group.

[0019] Preferably, the first bevel gear transmission part includes a second gear plate, a first bevel gear, a second bevel gear, and a second rotating rod;

[0020] The outer side of the first gear plate is meshed with the second gear plate, the middle part of the second gear plate is penetrated by a second rotating rod, and the bottom of the second rotating rod is fixed to the inner wall of the limiting groove through a bearing, the top of the second gear plate is fixed to the first bevel gear, the outer side of the first bevel gear is meshed with a second bevel gear, and the output end of the second bevel gear is installed with a first protective telescopic frame group.

[0021] Preferably, the I-shaped wheel swinging part includes a second I-shaped wheel, a third bevel gear, and a fourth bevel gear;

[0022] A second gear wheel is symmetrically arranged at the inner end of the transmission belt and the swinging part of the gear wheel. A third bevel gear is installed at the top middle part of the second gear wheel. A fourth bevel gear is meshed on the outer side of the third bevel gear. A second protective telescopic frame group is installed at the output part of the fourth bevel gear.

[0023] Preferably, the first protective telescopic frame assembly comprises a first protective rod body, a first outer protective sliding cylinder and a second inner spring;

[0024] The output part of the second bevel gear is equipped with a first protection rod body, and the outer side of the first protection rod body is sleeved with a first outer protection sliding cylinder, and a second inner spring is installed between the first protection rod body and the first outer protection sliding cylinder.

[0025] The second protective telescopic frame assembly includes a second protective rod body, a second outer protective sliding cylinder and a third inner spring;

[0026] The output part of the fourth bevel gear is equipped with a second protection rod body, the outer end of the second protection rod body is sleeved with a second outer protection sliding cylinder, and a third inner spring is arranged between the second outer protection sliding cylinder and the second protection rod body.

[0027] Preferably, the dustproof sealing cylinder comprises a protective belt storage roller, a protective belt, an inner limiting slider and a U-shaped limiting frame;

[0028] A group of third rotating rod output parts close to the side fixed plate are equipped with a protective belt storage roller, and a protective belt is wrapped around the outside of the protective belt storage roller. The bottom and top of the outer end of the protective belt are equipped with internal limit sliders inserted into the upper cover body and the lower cover body, and a U-shaped limit frame is installed on the outer middle part of the protective belt.

[0029] Preferably, the elastic positioning member comprises a hollow fixed block, an inner sliding block, an inner sliding sheet and a first inner spring;

[0030] A hollow fixed block is installed in the middle of the inner wall of a set of side brackets, an inner sliding sheet is slidably arranged in the hollow fixed block, and a first inner spring is installed between the inner sliding sheet and the hollow fixed block. The inner sliding block penetrates the hollow fixed block and cooperates with the U-shaped limit frame.

[0031] Beneficial technical effects of the present invention:

[0032] The present invention provides a constant current stability controller for LED lighting. The frame composed of an upper cover body, a lower cover body and a side bracket constitutes the overall frame of the constant current stability controller. Various module chips are installed and arranged in the overall frame. The method of unfolding three surfaces can be very convenient when installing modules and chips. When dustproof and sealing are required, the dustproof sealing cylinder is pulled to move along the limiting groove to seal the frame composed of the upper cover body, the lower cover body and the side bracket and perform dustproof treatment, and the dustproof sealing cylinder is synchronously clamped with the elastic clamping piece;

[0033] When the dustproof sealing cylinder is pulled and rotated, the corresponding gear linkage disk is driven to rotate synchronously, and the rotation of the gear linkage disk drives the transmission belt to move in the limiting groove, and the movement of the transmission belt drives the gear type wheel swinging part and the type wheel swinging part to rotate, and the rotation of the gear type wheel swinging part and the type wheel swinging part drives the first protection telescopic frame group and the second protection telescopic frame group to form a mutually crossed X-shaped structure, which has the function of protecting and supporting the cavity sealed by the dustproof sealing cylinder. BRIEF DESCRIPTION OF THE DRAWINGS

[0034] Figure 1 It is a first-view stereoscopic structural exploded view of the overall device of a preferred embodiment of a constant current stabilization controller for LED lighting according to the present invention;

[0035] Figure 2 A second-view perspective exploded view of the overall structure of a constant current stabilization controller for LED lighting according to a preferred embodiment of the present invention;

[0036] Figure 3 It is a third-angle perspective exploded view of the overall structure of a constant current stabilization controller for LED lighting according to a preferred embodiment of the present invention;

[0037] Figure 4 It is a fourth-angle perspective exploded view of the overall structure of a constant current stabilization controller for LED lighting according to a preferred embodiment of the present invention;

[0038] Figure 5 It is a first-view stereoscopic structural exploded view of an outer protection frame assembly and a lower cover assembly combination according to a preferred embodiment of a constant current stabilization controller for LED lighting of the present invention;

[0039] Figure 6 A second-view stereoscopic structural exploded view of an outer protective frame assembly and a lower cover assembly combination according to a preferred embodiment of a constant current stabilization controller for LED lighting of the present invention;

[0040] Figure 7 For the present invention Figure 6 A magnified view of the structure at point b;

[0041] Figure 8 For the present invention Figure 6 A magnified view of the structure at a in FIG.

[0042] Fig. 9 It is a schematic diagram of the three-dimensional structure of the lower cover assembly according to a preferred embodiment of a constant current stabilization controller for LED lighting according to the present invention;

[0043] Fig.10 For the present invention Fig. 9The enlarged view of the structure at c in the figure;

[0044] Fig.11 It is a schematic diagram of the structure of a latching component of a preferred embodiment of a constant current stabilization controller for LED lighting according to the present invention;

[0045] Fig.12 A schematic diagram of the structure of a protection rod group according to a preferred embodiment of a constant current stabilization controller for LED lighting according to the present invention;

[0046] Fig.13 For the present invention Figure 4 The enlarged view of the structure at position d in the figure;

[0047] Fig.14 For the present invention Figure 4 Enlarged view of the structure at position e in FIG.

[0048] In the figure: 1, upper cover body, 2, side bracket, 3, lower cover body, 4, side fixing plate, 5, hollow fixing block, 6, limiting groove, 7, transmission belt, 8, first protective rod body, 9, first outer protective sliding cylinder, 10, first type wheel, 11, first gear plate, 12, first rotating rod, 13, first bevel gear, 14, second gear plate, 15, second rotating rod, 16, second bevel gear, 17, second protective rod body, 18, second type wheel, 19, third bevel gear, 20, fourth bevel gear, 21, first inner spring, 22, third rotating rod, 23, third gear plate, 24, second inner spring, 25, inner sliding block, 26, inner sliding sheet, 27, second outer protective sliding cylinder, 28, protective belt storage roller, 29, protective belt, 30, inner limiting slider, 31, U-shaped limiting frame. DETAILED DESCRIPTION

[0049] In order to make the technical solution of the present invention more clear and specific to those skilled in the art, the present invention is further described in detail below in conjunction with embodiments and drawings, but the implementation manner of the present invention is not limited thereto.

[0050] like Figure 1-Figure 14 As shown, a constant current stabilization controller for LED lighting provided in this embodiment includes a lower cover body 3, side brackets 2 are installed at the four corners of the top of the lower cover body 3, and an upper cover body 1 symmetrically arranged with the lower cover body 3 is installed on the top of the side bracket 2;

[0051] The inner bottoms of the upper cover body 1 and the lower cover body 3 are provided with limiting grooves 6;

[0052] Gear linkage discs are arranged at the four corners of the inner wall of the limiting groove 6, and a transmission belt 7 driven by the gear linkage disc and moving in the limiting groove 6 is sleeved outside the gear linkage disc;

[0053] The longer two side ends of the transmission belt 7 and one side end away from the side fixing plate 4 are respectively provided with a gear wheel swing part and an I-shaped wheel swing part;

[0054] The gear type wheel swing part and the output end of the gear type wheel swing part are provided with a first protective telescopic frame group and a second protective telescopic frame group that swing crosswise;

[0055] A set of gear linkage disk parts near the side fixing plate 4 is installed to move along the limit groove 6 and cooperate with the side fixing plate 4 to form a dustproof sealing cylinder part of the frame seal formed by combining the upper cover body 1, the lower cover body 3 and the side bracket 2;

[0056] An elastic retaining member for retaining the dustproof sealing cylinder is arranged on the hollow fixing block 5 close to the side fixing plate 4 .

[0057] The overall working principle: the frame composed of the upper cover body 1, the lower cover body 3 and the side bracket 2 constitutes the overall frame of the constant current stabilization controller. Various module chips are installed and set in this overall frame. The method of unfolding the three surfaces can be very convenient when installing modules and chips. When dustproof and sealing are required, the dustproof sealing cylinder is pulled to move along the limiting groove 6, and the frame composed of the upper cover body 1, the lower cover body 3 and the side bracket 2 is sealed and dustproof, and the dustproof sealing cylinder is simultaneously clamped with the elastic clamping piece;

[0058] When the dustproof sealing cylinder is pulled and rotated, the corresponding gear linkage disk is synchronously driven to rotate, and the rotation of the gear linkage disk drives the transmission belt 7 to move in the limiting groove 6. The movement of the transmission belt 7 drives the gear type wheel swinging part and the type wheel swinging part to rotate. The rotation of the gear type wheel swinging part and the type wheel swinging part drives the first protection telescopic frame group and the second protection telescopic frame group to form a mutually crossed X-shaped structure, which has the function of protecting and supporting the cavity sealed by the dustproof sealing cylinder.

[0059] In this embodiment, the gear linkage plate portion includes a third gear plate 23 and a third rotating rod 22;

[0060] A third rotating rod 22 is installed at the four inner corners of the limiting groove 6 through bearings, and a third gear plate 23 is installed at the outer middle of the third rotating rod 22;

[0061] The outer side of the third gear plate 23 is sleeved with a transmission belt 7 driven by the third gear plate 23;

[0062] Partial working principle: the rotation of the third rotating rod 22 drives the third gear plate 23 to move, the movement of the third gear plate 23 drives the movement of the transmission belt 7, and the movement of the transmission belt 7 also drives the movement of the third gear plate 23.

[0063] In this embodiment, the gear wheel swinging part includes a first gear plate 11, a first gear wheel 10, a first rotating rod 12 and a first bevel gear transmission part;

[0064] The inner end of the transmission belt 7 is provided with a first profile wheel 10 driven by the transmission belt 7, a first gear plate 11 is installed on the top of the first profile wheel 10, and a first rotating rod 12 passes through the first gear plate 11 and the first profile wheel 10 and is fixed to the inner bottom of the limiting groove 6 through a bearing;

[0065] A first bevel gear transmission part is meshed on the outer side of the first gear plate 11 , and an output part of the first bevel gear transmission part drives a first protective telescopic frame assembly.

[0066] Local working principle: the movement of the limiting groove 6 drives the first working wheel 10 to rotate, the rotation of the first working wheel 10 is adjusted to rotate the first gear plate 11, the movement of the first bevel gear transmission part is adjusted by the rotation of the first gear plate 11, and the rotation of the first protective telescopic frame group is adjusted by the first bevel gear transmission part.

[0067] In this embodiment, the first bevel gear transmission part includes a second gear plate 14, a first bevel gear 13, a second bevel gear 16, and a second rotating rod 15;

[0068] A second gear plate 14 is meshed on the outer side of the first gear plate 11, a second rotating rod 15 is installed through the middle of the second gear plate 14, and the bottom of the second rotating rod 15 is fixed to the inner wall of the limiting groove 6 through a bearing, and the top of the second gear plate 14 is fixed to the first bevel gear 13, and a second bevel gear 16 is meshed on the outer side of the first bevel gear 13, and a first protective telescopic frame group is installed on the output end of the second bevel gear 16.

[0069] Local working principle: when the first gear plate 11 rotates, it will drive the second gear plate 14 to rotate, and the first bevel gear 13 will be driven to rotate through the second gear plate 14, and the rotation of the second bevel gear 16 will be adjusted through the first bevel gear 13, and the swing of the first protective telescopic frame group will be further adjusted through the second bevel gear 16.

[0070] In this embodiment, the I-shaped wheel swinging part includes a second I-shaped wheel 18, a third bevel gear 19, and a fourth bevel gear 20;

[0071] A second gear wheel 18 is symmetrically arranged at the inner end of the transmission belt 7 and the swinging part of the gear wheel. A third bevel gear 19 is installed at the top middle part of the second gear wheel 18. A fourth bevel gear 20 is meshed with the outer side of the third bevel gear 19. A second protective telescopic frame group is installed at the output part of the fourth bevel gear 20.

[0072] Local working principle: the movement of the transmission belt 7 drives the second profile wheel 18 to rotate, the rotation of the second profile wheel 18 drives the third bevel gear 19 to rotate, the third bevel gear 19 drives the fourth bevel gear 20 to rotate, and the fourth bevel gear 20 drives the second protective telescopic frame group to swing.

[0073] In this embodiment, the first protective telescopic frame assembly includes a first protective rod body 8, a first outer protective sliding cylinder 9 and a second inner spring 24;

[0074] The output portion of the second bevel gear 16 is provided with a first protection rod 8 , and the outer side of the first protection rod 8 is sleeved with a first outer protection sliding cylinder 9 , and a second inner spring 24 is installed between the first protection rod 8 and the first outer protection sliding cylinder 9 .

[0075] Local working principle: the first protective rod body 8 is driven to move by the rotation of the second bevel gear 16, and the first outer protective sliding cylinder 9 is driven to move by the first protective rod body 8. When the first outer protective sliding cylinder 9 contacts the upper cover body 1 and the side bracket 2, the second inner spring 24 in the first outer protective sliding cylinder 9 is pressed, thereby adjusting the distance between the first protective rod body 8 and the first outer protective sliding cylinder 9 to adapt to the frame formed by the lower cover body 3, the side bracket 2 and the upper cover body 1.

[0076] In this embodiment, the second protective telescopic frame assembly includes a second protective rod body 17, a second outer protective sliding cylinder 27 and a third inner spring;

[0077] The output portion of the fourth bevel gear 20 is mounted with a second protection rod body 17 , the outer end of the second protection rod body 17 is sleeved with a second outer protection sliding cylinder 27 , and a third inner spring is arranged between the second outer protection sliding cylinder 27 and the second protection rod body 17 .

[0078] Local working principle: through the rotation adjustment and swing of the second protective rod body 17, the second outer protective sliding cylinder 27, when the second outer protective sliding cylinder 27 contacts with the upper cover body 1 and the side bracket 2, the third inner spring in the second outer protective sliding cylinder 27 will be pressed, thereby adjusting the distance between the second protective rod body 17 and the second outer protective sliding cylinder 27 to adapt to the frame formed by the lower cover body 3, the side bracket 2 and the upper cover body 1.

[0079] In this embodiment, the dustproof sealing cylinder includes a protective belt storage roller 28, a protective belt 29, an inner limit slider 30 and a U-shaped limit frame 31;

[0080] A protective belt storage roller 28 is installed at the output part of a group of third rotating rods 22 close to the side fixed plate 4, and a protective belt 29 is wrapped around the outside of the protective belt storage roller 28. The bottom and top of the outer end of the protective belt 29 are installed with internal limit sliders 30 inserted into the upper cover body 1 and the lower cover body 3, and a U-shaped limit frame 31 is installed at the outer middle part of the protective belt 29.

[0081] The protective belt 29 is pulled by holding the U-shaped limit frame 31, and moved in the limit groove 6 through the limit of the internal limit slider 30, so that the protective belt 29 seals the frame composed of the upper cover body 1, the lower cover body 3 and the side bracket 2 and performs dust-proof treatment, and simultaneously cooperates with the elastic locking piece to lock the dust-proof sealing cylinder.

[0082] In this embodiment, the elastic positioning member includes a hollow fixed block 5, an inner sliding block 25, an inner sliding sheet 26 and a first inner spring 21;

[0083] A hollow fixed block 5 is installed in the middle of the inner wall of a set of side brackets 2, an inner sliding sheet 26 is slidably arranged inside the hollow fixed block 5, and a first inner spring 21 is installed between the inner sliding sheet 26 and the hollow fixed block 5, and the inner sliding block 25 passes through the hollow fixed block 5 and cooperates with the U-shaped limit frame 31.

[0084] Partial working principle: by pulling the inner sliding block 25 to make the inner sliding sheet 26 slide in the hollow fixed block 5, the inner sliding block 25 and the U-shaped limiting frame 31 are inserted and matched to realize the limiting of the U-shaped limiting frame 31.

[0085] The above description is only a further embodiment of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes according to the technical solutions and concepts of the present invention within the scope disclosed by the present invention, which belong to the protection scope of the present invention.

Claims

1. A constant current stabilization controller for LED lighting, characterized in that: It comprises a lower cover body (3), side brackets (2) are installed at the four corners of the top of the lower cover body (3), and an upper cover body (1) symmetrically arranged with the lower cover body (3) is installed on the top of the side bracket (2); The inner bottoms of the upper cover body (1) and the lower cover body (3) are provided with limiting grooves (6); Gear linkage discs are arranged at the four corners of the inner wall of the limiting groove (6), and a transmission belt (7) is sleeved on the outside of the gear linkage disc and is driven by the gear linkage disc and moves in the limiting groove (6); The longer two side ends of the transmission belt (7) and one side end away from the side fixing plate (4) are respectively provided with a gear wheel swing part and an I-shaped wheel swing part; The gear type wheel swing part and the output end of the gear type wheel swing part are provided with a first protective telescopic frame group and a second protective telescopic frame group that swing crosswise; A set of gear-linked disc parts near the side fixing plate (4) is installed with a rotating shaft center output part, which moves along the limit groove (6) and cooperates with the side fixing plate (4) to form a frame-sealed dustproof sealing cylinder part that combines the upper cover body (1), the lower cover body (3) and the side bracket (2); An elastic locking member for locking the dustproof sealing cylinder is arranged on the hollow fixing block (5) close to the side fixing plate (4).

2. A constant current stabilization controller for LED lighting according to claim 1, characterized in that: The gear linkage plate portion comprises a third gear plate (23) and a third rotating rod (22); A third rotating rod (22) is installed at the four inner corners of the limiting groove (6) through bearings, and a third gear plate (23) is installed at the middle part of the outer side of the third rotating rod (22); The outer side of the third gear plate (23) is sleeved with a transmission belt (7) driven by the third gear plate (23).

3. A constant current stabilization controller for LED lighting according to claim 2, characterized in that: The gear wheel swinging part comprises a first gear plate (11), a first gear wheel (10), a first rotating rod (12) and a first bevel gear transmission part; A first profile wheel (10) driven by the transmission belt (7) is arranged at the inner end of the transmission belt (7), a first gear plate (11) is installed on the top of the first profile wheel (10), and a first rotating rod (12) passes through the first gear plate (11) and the first profile wheel (10) and is fixed to the inner bottom of the limiting groove (6) through a bearing; A first bevel gear transmission part is meshed on the outer side of the first gear plate (11), and an output part of the first bevel gear transmission part drives a first protective telescopic frame assembly.

4. A constant current stabilization controller for LED lighting according to claim 3, characterized in that: The first bevel gear transmission part comprises a second gear plate (14), a first bevel gear (13), a second bevel gear (16), and a second rotating rod (15); The outer side of the first gear plate (11) is meshed with a second gear plate (14), a second rotating rod (15) is installed through the middle of the second gear plate (14), and the bottom of the second rotating rod (15) is fixed to the inner wall of the limiting groove (6) through a bearing, the top of the second gear plate (14) is fixed to the first bevel gear (13), the outer side of the first bevel gear (13) is meshed with a second bevel gear (16), and the output end of the second bevel gear (16) is installed with a first protective telescopic frame group.

5. A constant current stabilization controller for LED lighting according to claim 4, characterized in that: The I-shaped wheel swinging part comprises a second I-shaped wheel (18), a third bevel gear (19), and a fourth bevel gear (20); A second profile wheel (18) is symmetrically arranged at the inner end of the transmission belt (7) and with the gear profile wheel swinging portion, a third bevel gear (19) is installed at the top middle of the second profile wheel (18), a fourth bevel gear (20) is meshed at the outer side of the third bevel gear (19), and a second protective telescopic frame assembly is installed at the output portion of the fourth bevel gear (20).

6. A constant current stabilization controller for LED lighting according to claim 5, characterized in that: The first protective telescopic frame assembly comprises a first protective rod body (8), a first outer protective sliding cylinder (9) and a second inner spring (24); The output portion of the second bevel gear (16) is equipped with a first protection rod body (8), and the outer side of the first protection rod body (8) is sleeved with a first outer protection sliding cylinder (9), and a second inner spring (24) is installed between the first protection rod body (8) and the first outer protection sliding cylinder (9).

7. A constant current stabilization controller for LED lighting according to claim 6, characterized in that: The second protective telescopic frame assembly comprises a second protective rod body (17), a second outer protective sliding cylinder (27) and a third inner spring; The output portion of the fourth bevel gear (20) is provided with a second protection rod body (17), the outer end portion of the second protection rod body (17) is sleeved with a second outer protection sliding cylinder (27), and a third inner spring is provided between the second outer protection sliding cylinder (27) and the second protection rod body (17).

8. A constant current stabilization controller for LED lighting according to claim 7, characterized in that: The dustproof sealing cylinder comprises a protective belt storage roller (28), a protective belt (29), an inner limiting slider (30) and a U-shaped limiting frame (31); A protective belt storage roller (28) is installed at the output part of a group of third rotating rods (22) close to the side fixed plate (4), and a protective belt (29) is wound around the outer side of the protective belt storage roller (28). The bottom and top of the outer end of the protective belt (29) are installed with inner limit sliders (30) inserted into the upper cover body (1) and the lower cover body (3), and a U-shaped limit frame (31) is installed at the outer middle part of the protective belt (29).

9. A constant current stabilization controller for LED lighting according to claim 8, characterized in that: The elastic positioning member comprises a hollow fixed block (5), an inner sliding block (25), an inner sliding sheet (26) and a first inner spring (21); A hollow fixing block (5) is installed in the middle of the inner wall of a set of side brackets (2), an inner sliding sheet (26) is slidably arranged in the hollow fixing block (5), and a first inner spring (21) is installed between the inner sliding sheet (26) and the hollow fixing block (5), and the inner sliding block (25) penetrates the hollow fixing block (5) and cooperates with the U-shaped limiting frame (31).

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