An LED panel light capable of automatically adjusting light intensity

Abstract

The invention relates to the field of lighting technology, and in particular to an LED panel lamp capable of automatically adjusting light intensity, comprising a mounting box, four ear plates, a guide rail, an engagement block, a rack, two sliders, four locking rods, a double-threaded lead screw, a gear, a lamp body and four plug plates; the mounting box can be stably fixed on a ceiling by installing expansion screws on the ear plates, and when the LED panel lamp body is installed on the mounting box, four plug plates are aligned with four plug holes and inserted, and the LED panel lamp body is continuously moved upward until it cannot be pushed, and then the LED panel lamp body can be slowly moved downward so that the four plug plates are hung on the four locking rods, the mounting box is first fixed on the ceiling by using the expansion screws, and then the LED panel lamp body is hoisted on the bottom of the mounting box by using the four plug plates and the four locking rods, thereby solving the problem that the existing LED panel lamp is unstable and easy to fall off during installation.

Description

Technical Field

[0001] The invention relates to the technical field of lighting, and in particular to an LED panel lamp capable of automatically adjusting light intensity. Background Art

[0002] LED panel lights are high-end indoor lighting fixtures. Their outer frame is made of anodized aluminum alloy. The light source is LED. The entire lighting fixture is beautifully simple, elegant and luxurious. It not only has a good lighting effect, but also brings a sense of beauty. LED panel lights have a unique design. After the light passes through the light guide plate with high light transmittance, it forms a uniform planar light effect. The illumination is uniform, the light is soft, comfortable and bright, and can effectively relieve eye fatigue. In order to automatically adjust the light intensity, LED panel lights will add additional illumination sensors and controllers to automatically adjust the light intensity of the LED panel lights according to the ambient light intensity.

[0003] The prior art (CN209819301U) discloses an LED panel light for adjusting color temperature and light intensity, comprising a panel light body, a detachable mounting suction cup and a color adjustment external controller, wherein the top sides of the panel light body are fixedly connected with the detachable mounting suction cups, the top middle part of the panel light body is fixedly connected with the color adjustment external controller, the top front of the panel light body is fixedly connected with a smoke alarm, the top sides of the detachable mounting suction cups are movably connected with suction cup top connecting rods, the front periphery of the detachable mounting suction cups is electrically connected with an aesthetic light bar, the aesthetic light bar greatly improves the aesthetics of the panel light, the smoke sensor buzzer well reflects the safety of the panel light, the dustproof turbofan well improves the convenience of the panel light, the detachable mounting suction cup well reflects the detachability of the panel light, and the color adjustment external controller well reflects the applicability and adjustability of the panel light.

[0004] However, in the above method, a plurality of suction cups are used to adsorb the whole body on the ceiling, and the suction cups are used to bear the weight of the whole body for a long time, which is relatively unstable and easy to fall. Summary of the invention

[0005] The purpose of the present invention is to provide an LED panel lamp which can automatically adjust the light intensity, aiming to solve the problem that the existing LED panel lamps are unstable to install and easy to fall off.

[0006] To achieve the above object, the present invention provides an LED panel light capable of automatically adjusting light intensity, comprising a mounting box, four ear plates, a guide rail, an engagement block, a rack, two sliders, four locking rods, a double-threaded screw rod, a gear, a lamp body and four plug-in plates;

[0007] The mounting box has four jacks; the four ear plates are respectively fixedly connected to the mounting box and are respectively located at the sides of the mounting box; the guide rail is fixedly connected to the mounting box and passes through the mounting box; the meshing block is slidably connected to the guide rail and is located at the inner side of the guide rail; the rack is fixedly connected to the meshing block and is located on one side of the meshing block; the two sliders are respectively slidably connected to the mounting box and are respectively located inside the mounting box; two locking rods are respectively fixedly arranged on the side of each slider; the double-threaded screw is rotatably connected to the mounting box and is respectively threadedly connected to the two sliders and passes through the two sliders respectively; the gear is fixedly connected to the double-threaded screw and meshes with the rack; the lamp body is located below the mounting box; the four plug-in plates are respectively fixedly connected to the lamp body and are respectively located at the top of the lamp body; the four plug-in plates correspond one by one to the four jacks; the plug-in plate has a strip-shaped lock hole.

[0008] Among them, the engaging block includes a block body and a top block; the block body is slidingly connected to the guide rail and fixedly connected to the rack, and is located on the inner side of the guide rail; the top block is fixedly connected to the block body and fixedly connected to the rack, and is located at the bottom of the block body and the rack.

[0009] Among them, the lamp body includes a top plate, an LED panel lamp body, a controller and an illuminance sensor; the top plate is fixedly connected to the four plug-in boards respectively and is located at the bottom of the four plug-in boards; the LED panel lamp body is fixedly connected to the top plate and is located at the bottom of the top plate; the controller is fixedly connected to the top plate, electrically connected to the LED panel lamp body, and is located at the bottom of the top plate; the illuminance sensor is fixedly connected to the top plate, electrically connected to the controller, and is located at the bottom of the top plate.

[0010] Among them, the LED panel light that can automatically adjust the light intensity also includes a hook block, a vertical plate, a push rod, a button and a spring; the hook block is slidably connected to the top plate and is located on the top of the top plate; the vertical plate is fixedly connected to the top plate and is located on the top of the top plate; the push rod is fixedly connected to the hook block, slidably connected to the vertical plate, and passes through the vertical plate; the button is fixedly connected to the push rod and is located on one side of the push rod; the spring is sleeved on the push rod and is located between the vertical plate and the button.

[0011] Wherein, the LED panel light capable of automatically adjusting light intensity further comprises a restraining sleeve; the restraining sleeve is fixedly connected to the top plate, and is slidably connected to the hook block, and is penetrated by the hook block.

[0012] Wherein, the LED panel light capable of automatically adjusting light intensity further comprises two reinforcing rods; the two reinforcing rods are respectively fixedly connected to the installation box, and are respectively slidably connected to the two sliders, and respectively pass through the two sliders.

[0013] Wherein, the LED panel light capable of automatically adjusting light intensity further comprises two limit blocks; the two limit blocks are respectively fixedly connected to the rack and are respectively located on the sides of the rack.

[0014] The LED panel lamp capable of automatically adjusting the light intensity of the present invention can stably fix the installation box on the ceiling by installing expansion screws on the ear plate; the double-threaded screw rod can be divided into two left and right sections, and the thread directions of the two sections are opposite; the guide rail is used for slidingly installing the meshing block, and the meshing block can slide up and down, thereby driving the rack to move up and down, and the up and down movement of the rack drives the gear to rotate, and the rotation of the gear drives the double-threaded screw rod to rotate, and the rotation of the double-threaded screw rod can drive the two sliders to slide synchronously in opposite directions; the locking rod is adapted to the strip-shaped locking hole, and the top and bottom ends of the strip-shaped locking hole are both semicircular, which are adapted to the size of the locking rod; the plug plate is adapted to the plug hole; when the LED panel lamp body is installed on the installation box, the four plug plates are aligned with the four plug holes and inserted, and when the center of the top of the strip-shaped locking hole rises to align with the center of the locking rod, the LED panel lamp body just contacts the meshing block, Then, the LED panel lamp body continues to be moved upward, and the meshing block is pushed upward. At this time, the plug plate also continues to move upward, and the meshing block drives the rack to move upward. The rack drives the gear to rotate, and drives the double-threaded screw to rotate. The double-threaded screw drives the two sliders to move away from each other, so that the four locking rods all pass through the four strip-shaped locking holes. After the locking rod contacts the bottom ends of the strip-shaped locking holes, the LED panel lamp body cannot be moved upward further. At this time, the LED panel lamp body can be slowly moved downward, so that the four plug plates are hung on the four locking rods. At this time, the locking rod contacts the top ends of the strip-shaped locking holes, and the LED panel lamp body is hoisted at the bottom of the installation box through the four plug plates. In the above manner, the installation box is first fixed to the ceiling with expansion screws, and then the LED panel lamp body is hoisted at the bottom of the installation box with the four plug plates and the four locking rods, thereby solving the problem that the existing LED panel lamp is unstable and easy to fall. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art are briefly introduced below.

[0016] Figure 1It is a schematic structural diagram of the first embodiment of the present invention.

[0017] Figure 2 It is a front view of the first embodiment of the present invention.

[0018] Figure 3 It is a structural diagram of hanging the lamp body onto the installation box.

[0019] Figure 4 is a cross-sectional view of the first embodiment of the present invention.

[0020] Figure 5 yes Figure 4 A partial enlargement of detail A.

[0021] Figure 6 is a cross-sectional view of a second embodiment of the present invention.

[0022] Figure 7 yes Figure 6 A partial enlargement of detail B.

[0023] Figure 8 It is a schematic structural diagram of the third embodiment of the present invention.

[0024] Fig. 9 It is a schematic structural diagram of the third embodiment of the present invention from another angle.

[0025] 101-installation box, 102-ear plate, 103-guide rail, 104-engaging block, 105-rack, 106-slider, 107-locking rod, 108-double threaded screw, 109-gear, 110-lamp body, 111-plug plate, 112-jack, 113-strip lock hole, 114-block, 115-top block, 116-top plate, 117-LED panel light body, 118-controller, 119- Illumination sensor, 120-hook block, 121-vertical plate, 122-push rod, 123-button, 124-spring, 125-restraint sleeve, 201-reinforcement rod, 202-limit block, 301-first mounting frame, 302-first moving block, 303-driving screw rod, 304-motor, 305-cross plate, 306-cleaning brush, 307-second mounting frame, 308-second moving block, 309-guide rod. DETAILED DESCRIPTION

[0026] The first embodiment of the present application is:

[0027] See also Figure 1-Figure 5 ,in, Figure 1 It is a schematic structural diagram of the first embodiment of the present invention. Figure 2 It is a front view of the first embodiment of the present invention. Figure 3 It is a structural diagram of hanging the lamp body onto the installation box. Figure 4is a cross-sectional view of the first embodiment of the present invention. Figure 5 yes Figure 4 A partial enlargement of detail A.

[0028] The present invention provides an LED panel lamp capable of automatically adjusting light intensity, comprising a mounting box 101, four ear plates 102, a guide rail 103, an engagement block 104, a rack 105, two sliders 106, four locking rods 107, a double-threaded screw rod 108, a gear 109, a lamp body 110 and four plug boards 111; the mounting box 101 has four plug holes 112; the plug board 111 has a bar-shaped locking hole 113; the engagement block 104 comprises a block body 114 and a top block 115; the lamp body 110 comprises a top plate 116, an LED panel lamp body 117, a controller 118 and an illumination sensor 119; the LED panel lamp capable of automatically adjusting light intensity further comprises a hook block 120, a vertical plate 121, a push rod 122, a button 123 and a spring 124; the LED panel lamp capable of automatically adjusting light intensity further comprises a restraining sleeve 125; the above-mentioned solution solves the problem that the existing LED panel lamp is unstable in installation and easy to fall off.

[0029] According to the present specific embodiment, the installation box 101 has four jacks 112; the four ear plates 102 are respectively fixedly connected to the installation box 101 and are respectively located at the sides of the installation box 101; the guide rail 103 is fixedly connected to the installation box 101 and passes through the installation box 101; the meshing block 104 is slidably connected to the guide rail 103 and is located on the inner side of the guide rail 103; the rack 105 is fixedly connected to the meshing block 104 and is located on one side of the meshing block 104; the two sliders 106 are respectively slidably connected to the installation box 101 and are respectively located inside the installation box 101; each of the sliders Two locking rods 107 are fixedly arranged on the sides of the block 106; the double-threaded screw 108 is rotatably connected to the installation box 101, and is respectively threadedly connected to the two sliders 106, and passes through the two sliders 106 respectively; the gear 109 is fixedly connected to the double-threaded screw 108, and meshes with the rack 105; the lamp body 110 is located below the installation box 101; the four plug plates 111 are respectively fixedly connected to the lamp body 110, and are respectively located on the top of the lamp body 110; the four plug plates 111 correspond to the four plug holes 112 one by one; the plug plate 111 has a bar-shaped locking hole 113.The installation box 101 can be stably fixed on the ceiling by installing expansion screws on the ear plate 102; the double-threaded screw rod 108 can be divided into two sections, the threads of the two sections are in opposite directions; the guide rail 103 is used for slidingly installing the meshing block 104, the meshing block 104 can slide up and down, thereby driving the rack 105 to move up and down, the up and down movement of the rack 105 drives the gear 109 to rotate, the rotation of the gear 109 drives the double-threaded screw rod 108 to rotate, and the rotation of the double-threaded screw rod 108 can drive the two sliders 106 to move in opposite directions at the same time The locking rod 107 is adapted to the strip-shaped locking hole 113, and the top and bottom of the strip-shaped locking hole 113 are both semicircular, which is adapted to the size of the locking rod 107; the plug board 111 is adapted to the plug hole 112; when the LED panel lamp body 117 is installed on the installation box 101, the four plug boards 111 are aligned with the four plug holes 112 and inserted, and when the top center of the strip-shaped locking hole 113 rises to align with the center of the locking rod 107, the LED panel lamp body 117 just contacts the engagement block 104, and then the LED panel lamp body 117 is moved upward. The lamp body 117 pushes the meshing block 104 to move up, and at this time the plug board 111 also continues to move up, and the meshing block 104 drives the rack 105 to move up, and the rack 105 drives the gear 109 to rotate, driving the double-threaded screw 108 to rotate, and the double-threaded screw 108 drives the two sliders 106 to move away from each other, so that the four locking rods 107 all pass through the four strip-shaped lock holes 113. When the locking rod 107 contacts the bottom end of the strip-shaped lock hole 113, the LED panel lamp body 117 cannot be moved up any further, and the LED panel lamp body 117 can be slowly moved down. The panel lamp body 117 makes the four plug plates 111 hang on the four locking rods 107. At this time, the locking rod 107 contacts the top of the strip lock hole 113, and the LED panel lamp body 117 is suspended at the bottom of the installation box 101 through the four plug plates 111. In the above manner, the installation box 101 is first fixed to the ceiling with expansion screws, and then the LED panel lamp body 117 is suspended at the bottom of the installation box 101 by using the four plug plates 111 and the four locking rods 107, thereby solving the problem that the existing LED panel lamp is unstable and easy to fall.

[0030] The block 114 is slidably connected to the guide rail 103, and is fixedly connected to the rack 105, and is located inside the guide rail 103; the top block 115 is fixedly connected to the block 114, and is fixedly connected to the rack 105, and is located at the bottom of the block 114 and the rack 105. The block 114 is installed inside the guide rail 103, and the block 114 and the top block 115 form a T shape, which can stably install the rack 105. At the same time, when the LED panel lamp body 117 moves up, it also directly pushes the top block 115.

[0031] Secondly, the top plate 116 is fixedly connected to the four plug boards 111 respectively and is located at the bottom of the four plug boards 111; the LED panel lamp body 117 is fixedly connected to the top plate 116 and is located at the bottom of the top plate 116; the controller 118 is fixedly connected to the top plate 116, electrically connected to the LED panel lamp body 117, and is located at the bottom of the top plate 116; the illumination sensor 119 is fixedly connected to the top plate 116, electrically connected to the controller 118, and is located at the bottom of the top plate 116. The LED panel lamp body 117 is a square LED panel lamp in the prior art, and the illumination sensor 119 cooperates with the controller 118 to automatically adjust the light intensity. For details, please refer to the patent document with publication number CN206072980U.

[0032] At the same time, the hook block 120 is slidably connected to the top plate 116 and is located at the top of the top plate 116; the vertical plate 121 is fixedly connected to the top plate 116 and is located at the top of the top plate 116; the push rod 122 is fixedly connected to the hook block 120, slidably connected to the vertical plate 121, and passes through the vertical plate 121; the button 123 is fixedly connected to the push rod 122 and is located on one side of the push rod 122; the spring 124 is sleeved on the push rod 122 and is located between the vertical plate 121 and the button 123. When removing the LED panel lamp body 117 from the installation box 101, first move the LED panel lamp body 117 upward until it cannot be moved further upward, at which time the locking rod 107 contacts the bottom end of the strip-shaped locking hole 113, and the hook block 120 also moves upward to the side of the top block 115, then press the button 123, push the push rod 122, and the push rod 122 pushes the hook block 120 to move toward the top block 115, and then move the LED panel lamp body 117 downward, the hook block 120 hooks the top block 115 and moves downward, driving the block 114 to move downward, and the block 114 drives the rack 105 to move downward, The rack 105 drives the gear 109 to rotate, and the gear 109 drives the double-threaded screw 108 to rotate, and the double-threaded screw 108 drives the two sliders 106 to move closer to each other, so that the four locking rods 107 withdraw from the four strip-shaped locking holes 113, and the LED panel lamp body 117 can be removed from the installation box 101; in the process of the plug board 111 moving downward, before the top of the strip-shaped locking hole 113 contacts the locking rod 107, the locking rod 107 has already withdrawn from the strip-shaped locking hole 113, and no interference will occur; after releasing the button 123, the spring 124 drives the hook block 120 to reset.

[0033] In addition, the constraint sleeve 125 is fixedly connected to the top plate 116, and is slidably connected to the hook block 120, and is penetrated by the hook block 120. The constraint sleeve 125 is used to make the hook block 120 more stably slidably installed on the top of the top plate 116.

[0034] In the LED panel light capable of automatically adjusting the light intensity described in this embodiment, the installation box 101 can be stably fixed to the ceiling by installing expansion screws on the ear plate 102; the double-threaded screw rod 108 can be divided into two sections, the left and right sections, and the thread directions of the two sections are opposite; the guide rail 103 is used for slidingly installing the meshing block 104, and the meshing block 104 can slide up and down, thereby driving the rack 105 to move up and down, and the up and down movement of the rack 105 drives the gear 109 to rotate, and the rotation of the gear 109 drives the double-threaded screw rod 108 to rotate, and the rotation of the double-threaded screw rod 108 can To drive the two sliders 106 to slide synchronously in opposite directions; the locking rod 107 is adapted to the strip-shaped locking hole 113, and the top and bottom ends of the strip-shaped locking hole 113 are both semicircular, which is adapted to the size of the locking rod 107; the plugboard 111 is adapted to the plug hole 112; when the LED panel lamp body 117 is installed on the installation box 101, the four plugboards 111 are aligned with the four plug holes 112 and inserted, and when the top center of the strip-shaped locking hole 113 rises to align with the center of the locking rod 107, the LED panel lamp body 117 just contacts the engagement block 104, Then continue to move the LED panel lamp body 117 upward, push the meshing block 104 upward, at this time the plug plate 111 also continues to move upward, the meshing block 104 drives the rack 105 upward, the rack 105 drives the gear 109 to rotate, drives the double-threaded screw 108 to rotate, and the double-threaded screw 108 drives the two sliders 106 to move away from each other, so that the four locking rods 107 all pass through the four strip-shaped lock holes 113. When the locking rod 107 contacts the bottom end of the strip-shaped lock hole 113, the LED panel lamp body 117 cannot be moved upward any further, and at this time, it can be slowly lowered. The LED panel lamp body 117 is moved so that the four plug boards 111 are hung on the four locking rods 107. At this time, the locking rods 107 are in contact with the top ends of the strip-shaped lock holes 113, and the LED panel lamp body 117 is suspended on the bottom of the installation box 101 through the four plug boards 111. In the above manner, the installation box 101 is first fixed to the ceiling with expansion screws, and then the LED panel lamp body 117 is suspended on the bottom of the installation box 101 by using the four plug boards 111 and the four locking rods 107, thereby solving the problem that the existing LED panel lamp is unstable and easy to fall.

[0035] The second embodiment of the present application is:

[0036] Based on the first embodiment, please refer to Figure 6-Figure 7 ,in, Figure 6 is a cross-sectional view of a second embodiment of the present invention. Figure 7 yes Figure 6 A partial enlargement of detail B.

[0037] The LED panel light capable of automatically adjusting light intensity provided by the present invention further includes two reinforcing rods 201 and two limiting blocks 202 .

[0038] According to this specific embodiment, the two reinforcing rods 201 are respectively fixedly connected to the installation box 101, and are respectively slidably connected to the two sliders 106, and respectively pass through the two sliders 106. The reinforcing rods 201 are used to make the sliders 106 more stably slidably installed in the installation box 101.

[0039] The two limit blocks 202 are respectively fixedly connected to the rack 105 and are respectively located at the sides of the rack 105. The limit blocks 202 are used to limit the position of the rack 105 to prevent the rack 105 from continuously moving downward and falling off.

[0040] In the LED panel light capable of automatically adjusting light intensity described in this embodiment, the reinforcing rod 201 is used to make the slider 106 more stably slidably installed in the installation box 101. The limiting block 202 is used to limit the rack 105 to prevent the rack 105 from continuously moving downward and falling off.

[0041] The third embodiment of the present application is:

[0042] Based on the second embodiment, please refer to Figure 8-Figure 9 ,in, Figure 8 It is a schematic structural diagram of the third embodiment of the present invention. Fig. 9 It is a schematic structural diagram of the third embodiment of the present invention from another angle.

[0043] The LED panel light capable of automatically adjusting light intensity provided by the present invention further comprises a first mounting frame 301 , a first moving block 302 , a driving screw 303 , a motor 304 , a horizontal plate 305 , a cleaning brush 306 , a second mounting frame 307 , a second moving block 308 and a guide rod 309 .

[0044] According to this specific embodiment, the first mounting frame 301 is fixedly connected to the top plate 116 and is located at the bottom of the top plate 116; the first moving block 302 is slidably connected to the first mounting frame 301 and is located on the inner side of the first mounting frame 301; the driving screw 303 is rotatably connected to the first mounting frame 301, and is threadedly connected to the first moving block 302 and passes through the first moving block 302; the motor 304 is fixedly connected to the first mounting frame 301 and is located on one side of the first mounting frame 301; the output end of the motor 304 is fixedly connected to the driving screw 303; the cross plate 305 is fixedly connected to the first moving block 302 and is located on one side of the first moving block 302; the cleaning brush 306 is fixedly connected to the cross plate 305 and is located between the cross plate 305 and the LED panel lamp body 117. The first mounting frame 301 is used for slidingly mounting the first moving block 302, the motor 304 drives the driving screw 303 to rotate, the driving screw 303 drives the first moving block 302 to slide along the first mounting frame 301, driving the horizontal plate 305 to move, and the horizontal plate 305 drives the cleaning brush 306 to gently wipe off the dust accumulated on the LED panel lamp body 117 to avoid affecting the lighting.

[0045] The second mounting frame 307 is fixedly connected to the top plate 116 and is located at the bottom of the top plate 116; the second moving block 308 is slidably connected to the second mounting frame 307, and is fixedly connected to the transverse plate 305, and is located inside the second mounting frame 307; the guide rod 309 is fixedly connected to the second mounting frame 307, and is slidably connected to the second moving block 308, and passes through the second moving block 308. The second mounting frame 307 and the guide rod 309 cooperate to slide and install the second moving block 308, and the second moving block 308 supports the other end of the transverse plate 305, so that the transverse plate 305 can move stably, enhance stability, and prevent the turning torque of the transverse plate 305 from affecting the normal driving of the first moving block 302 by the driving screw 303.

[0046] In the LED panel light that can automatically adjust the light intensity described in this embodiment, the first mounting frame 301 is used to slide and install the first moving block 302, the motor 304 drives the driving screw 303 to rotate, and the driving screw 303 drives the first moving block 302 to slide along the first mounting frame 301, driving the horizontal plate 305 to move, and the horizontal plate 305 drives the cleaning brush 306 to gently wipe off the dust accumulated on the LED panel light body 117 to avoid affecting the lighting. The second mounting frame 307 and the guide rod 309 cooperate to slide and install the second moving block 308, and the second moving block 308 supports the other end of the horizontal plate 305, so that the horizontal plate 305 can move stably, enhance stability, and avoid the flipping torque of the horizontal plate 305 affecting the normal driving of the driving screw 303 to move the first moving block 302.

[0047] What is disclosed above is only one or more preferred embodiments of the present application, and cannot be used to limit the scope of rights of the present application. Ordinary technicians in this field can understand that all or part of the processes of implementing the above embodiments and equivalent changes made according to the claims of the present application are still within the scope covered by the present application.

Claims

1. An LED panel light capable of automatically adjusting light intensity, characterized in that: It includes a mounting box, four ear plates, a guide rail, an engagement block, a rack, two slide blocks, four locking rods, a double-threaded lead screw, a gear, a lamp body and four plug-in plates; The mounting box has four jacks; the four ear plates are respectively fixedly connected to the mounting box and are respectively located at the sides of the mounting box; the guide rail is fixedly connected to the mounting box and passes through the mounting box; the meshing block is slidably connected to the guide rail and is located at the inner side of the guide rail; the rack is fixedly connected to the meshing block and is located on one side of the meshing block; the two sliders are respectively slidably connected to the mounting box and are respectively located inside the mounting box; two locking rods are fixedly arranged on the side of each slider; the double-threaded screw is rotatably connected to the mounting box and is respectively threadedly connected to the two sliders and passes through the two sliders respectively; the gear is fixedly connected to the double-threaded screw and meshes with the rack; the lamp body is located below the mounting box; the four plug-in plates are respectively fixedly connected to the lamp body and are respectively located at the top of the lamp body; the four plug-in plates correspond one by one to the four jacks; the plug-in plate has a strip-shaped lock hole; The lamp body includes a top plate, an LED panel lamp body, a controller and an illumination sensor; the top plate is fixedly connected to the four plug-ins respectively and is located at the bottom of the four plug-ins; the LED panel lamp body is fixedly connected to the top plate and is located at the bottom of the top plate; the controller is fixedly connected to the top plate, electrically connected to the LED panel lamp body, and is located at the bottom of the top plate; the illumination sensor is fixedly connected to the top plate, electrically connected to the controller, and is located at the bottom of the top plate; The LED panel light that can automatically adjust the light intensity also includes a hook block, a vertical plate, a push rod, a button and a spring; the hook block is slidably connected to the top plate and is located on the top of the top plate; the vertical plate is fixedly connected to the top plate and is located on the top of the top plate; the push rod is fixedly connected to the hook block, slidably connected to the vertical plate, and passes through the vertical plate; the button is fixedly connected to the push rod and is located on one side of the push rod; the spring is sleeved on the push rod and is located between the vertical plate and the button.

2. The LED panel light capable of automatically adjusting light intensity as claimed in claim 1, characterized in that: The engaging block includes a block body and a top block; the block body is slidably connected to the guide rail and fixedly connected to the rack and is located on the inner side of the guide rail; the top block is fixedly connected to the block body and fixedly connected to the rack and is located at the bottom of the block body and the rack.

3. The LED panel light capable of automatically adjusting light intensity as claimed in claim 2, characterized in that: The LED panel light capable of automatically adjusting light intensity further comprises a restraining sleeve; the restraining sleeve is fixedly connected to the top plate, slidably connected to the hook block, and penetrated by the hook block.

4. The LED panel light capable of automatically adjusting light intensity as claimed in claim 3, characterized in that: The LED panel light capable of automatically adjusting light intensity further comprises two reinforcing rods; the two reinforcing rods are respectively fixedly connected to the installation box, and are respectively slidably connected to the two sliding blocks, and respectively pass through the two sliding blocks.

5. The LED panel light capable of automatically adjusting light intensity as claimed in claim 4, characterized in that: The LED panel light capable of automatically adjusting light intensity further comprises two limit blocks; the two limit blocks are respectively fixedly connected to the rack and are respectively located on the sides of the rack.

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