Panel lamp structure and light control circuit

Abstract

The utility model relates to the technical field of panel lamps, in particular to a panel lamp structure and a light control circuit. The light source mechanism comprises a protective frame, a lamp bead chip, a light-emitting lamp bead and an assembling assembly, the protective frame is fixedly connected with the bottom plate, the lamp bead chip is bonded with the bottom plate, the light-emitting lamp bead is fixedly connected with the lamp bead chip, the assembling assembly comprises a limiting frame, a light guide plate, a diffusion plate and a fixing piece, and the limiting frame is fixedly connected with the protective frame; the light guide plate is detachably connected with the limiting frame and located on the outer side of the limiting frame, the diffusion plate is detachably connected with the light guide plate and located on the outer side of the light guide plate, and the fixing piece is detachably connected with the bottom plate and located on the outer side of the protection frame, so that the light source mechanism is convenient to mount and dismount, and light source equipment is convenient to overhaul and replace. And the lighting effect of the light source can be effectively improved, the energy consumption is reduced, and meanwhile, the attractiveness and durability of the product are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to panel light technical field especially, relates to a panel light structure and light control circuit. BACKGROUND

[0002] LED panel light is a kind of lamp with aluminum alloy anodization outer frame, and light source is LED, and light forms a kind of uniform plane light emitting effect after passing through high-transmittance light guide plate, and LED panel light has the following characteristics: flexible design, high illuminance, less heat, long service life, various lamps, strong vibration resistance, strong control ability and low power consumption, the light guide plate and diffusion plate are separate combination board in the LED panel light of the prior art, thus leading to the problems of long assembly time, low light conversion efficiency and high product failure rate of LED panel light.

[0003] To solve the above problems, the prior art patent (CN212776998U) discloses a panel light structure, which comprises an integrally-formed light guide diffusion assembly structure;The light guide diffusion assembly structure is formed with a mounting groove for mounting the light source structure, and the light source structure is arranged towards the light guide diffusion assembly structure;The light guide diffusion assembly structure is composed of a light-transmitting material, which solves the problems of low efficiency, high manufacturing cost and low light conversion efficiency in assembling the panel light due to the separate structure of the light guide plate and the diffusion plate in the prior art panel light.

[0004] However, in the above-mentioned prior art, when the light source assembly is abnormal, it is cumbersome to disassemble the light guide diffusion assembly, and it is inconvenient to repair and replace the light source assembly. UTILITY MODEL CONTENT

[0005] The utility model aims at providing a panel light structure and light control circuit, which solves the technical problem that, in the prior art, when the light source assembly is abnormal, it is cumbersome to disassemble the light guide diffusion assembly, and it is inconvenient to repair and replace the light source assembly.

[0006] In order to achieve the above object, the utility model discloses a panel light structure, including bottom plate and light source mechanism, the light source mechanism includes protection frame, lamp pearl chip, luminous lamp pearl and assembly component, the protection frame with bottom plate fixed connection lies in the outside of bottom plate, the lamp pearl chip with bottom plate cementation lies in the protection frame, luminous lamp pearl with lamp pearl chip fixed connection lies in the outside of lamp pearl chip, the assembly component includes limit frame, light guide plate, diffusion plate and fixed part, the limit frame with protection frame fixed connection lies in the outside of luminous lamp pearl, light guide plate with limit frame detachable connection lies in the outside of limit frame, diffusion plate with light guide plate detachable connection lies in the outside of light guide plate, fixed part with bottom plate detachable connection lies in the outside of protection frame.

[0007] Among them, the bottom plate has a metal frame, the metal frame is fixedly connected with the bottom plate, and located outside the protection frame.

[0008] Among them, the fixed part includes four fixed bolts, four fixed bolts are threadedly connected with the limit frame, and located outside the diffusion plate, and the fixed bolt penetrates the diffusion plate, the light guide plate and the limit frame.

[0009] Among them, the fixed part further includes an aluminum frame and a magnetic attraction frame, the aluminum frame is detachably connected with the bottom plate, and located outside the protection frame, and the magnetic attraction frame is detachably connected with the metal frame, and located in the aluminum frame.

[0010] Among them, the aluminum frame has a transparent plate, the transparent plate is fixedly connected with the aluminum frame, and located outside the fixed bolt.

[0011] The utility model also provides a panel light light control circuit, be applied to in the panel light structure as above-mentioned, the panel light light control circuit includes power voltage VCC, output resistance R1, illumination module M5, output resistance R2, output resistance R3, current mirror I3, control switch K1 and lamp source LED1, output resistance R1 with power voltage VCC electric connection, illumination module M5 with output resistance R1 electric connection, output resistance R1 still with output resistance R2 and output resistance R3 electric connection, output resistance R2 with current mirror I3 electric connection, output resistance R3 with control switch K1 electric, control switch K1 with lamp source LED1 electric connection.

[0012] The utility model discloses a panel light structure, when using specifically, the bottom plate is fixed to the wall through bolt, the lamp pearl chip is adhered in the protection frame, the light guide plate and the diffusion plate are installed in the outside of the limit frame in proper order, the fixed part fixes and protects the structure, the lamp pearl chip controls the luminous lamp pearl and emits light, the light guide plate effectively spreads and evenly distributes light, and the diffusion plate converts light source into soft and even surface light source, reaches good light transmittance, also has good light source dot array shielding property, and the method can effectively solve the problem that the light source assembly is inconvenient to overhaul and replace. BRIEF DESCRIPTION OF DRAWINGS

[0013] In order to more clearly illustrate the technical scheme in the embodiment of the utility model or prior art, below will be to the embodiment or prior art description needed to use the drawing briefly introduce, obviously, below description's drawing only some embodiments of the utility model, for the ordinary skilled person in the art comes, under the premise of not paying creative labor, also can obtain other drawings according to these drawings.

[0014] Figure 1 It is a structure schematic view of a panel light structure of the utility model.

[0015] Figure 2 It is a sectional view of a panel light structure of the utility model.

[0016] Figure 3 It is a partial structure schematic view of a panel light structure of the utility model.

[0017] Figure 4 It is a partial structure perspective view of a panel light structure of the utility model.

[0018] Figure 5 It is a circuit diagram of a panel light light control circuit of the utility model.

[0019] 101-bottom plate, 102-protection frame, 103-lamp pearl chip, 104-luminous lamp pearl, 105-limit frame, 106-diffusion plate, 107-light guide plate, 108-metal frame, 109-fixing bolt, 110-aluminum frame, 111-magnetic attraction frame, 112-transparent plate. DETAILED DESCRIPTION

[0020] The embodiment of the utility model is described in detail below, the example of the embodiment is shown in the drawings, the embodiment described below through the reference drawings is exemplary, and it is used to explain the utility model, and can not be understood as the limitation of the utility model.

[0021] Please refer to Figures 1-5 Among them, Figure 1It is a structure schematic view of a panel lamp structure of the utility model, Figure 2 It is a sectional view of a panel lamp structure of the utility model, Figure 3 It is a partial structure schematic view of a panel lamp structure of the utility model, Figure 4 It is a partial structure perspective view of a panel lamp structure of the utility model, Figure 5 It is a circuit diagram of a panel lamp light control circuit of the utility model.

[0022] The utility model provides a kind of panel lamp structure and light control circuit, including bottom plate 101 and light source mechanism, the bottom plate 101 has metal frame 108, the light source mechanism includes protective frame 102, lamp pearl chip 103, luminous lamp pearl 104 and assembly component, the assembly component includes limit frame 105, diffusion plate 106, light guide plate 107 and fixed part, the fixed part includes four fixed bolts 109, aluminum frame 110 and magnetic attraction frame 111, the aluminum frame 110 has transparent plate 112, the foregoing scheme solves the problem that when light source assembly appears abnormal, light guide diffusion assembly is more tedious to disassemble, is not convenient to overhaul replacement to light source assembly.

[0023] For this specific embodiment, the protective frame 102 is fixedly connected with the bottom plate 101 and located outside the bottom plate 101, the lamp bead chip 103 is bonded with the bottom plate 101 and located inside the protective frame 102, the light-emitting lamp bead 104 is fixedly connected with the lamp bead chip 103 and located outside the lamp bead chip 103, the assembly component includes a limiting frame 105, a diffusion plate 106, a light guide plate 107 and a fixing piece, the limiting frame 105 is fixedly connected with the protective frame 102 and located outside the light-emitting lamp bead 104, the diffusion plate 106 is detachably connected with the limiting frame 105 and located outside the limiting frame 105, the light guide plate 107 is detachably connected with the diffusion plate 106 and located outside the diffusion plate 106, the fixing piece is detachably connected with the bottom plate 101 and located outside the protective frame 102, the inside of the bottom plate 101 is provided with four fixed screw holes, the bottom plate 101 is fixed to the wall surface through bolts, the lamp bead chip 103 is arranged in an S shape and bonded inside the protective frame 102, the diffusion plate 106 and the light guide plate 107 are installed outside the limiting frame 105 in sequence, the diffusion plate 106 adopts imported optical-grade PMMA material, so that the diffusion plate 106 can convert point or line light source into soft and uniform area light source and has good light diffusion effect: can greatly reduce energy consumption, while improving optical properties, the light guide plate 107 adopts acrylic polarizing film material, the light transmittance is usually as high as 90% or more, which can effectively propagate and uniformly distribute light, can effectively guide light to the area that needs to be illuminated, realize uniform illumination effect of the entire panel, the diffusion plate 106 and the light guide plate 107 cooperate with each other, the light guide plate 107 is mainly responsible for uniformly distributing light to the entire panel, and the diffusion plate 106 is responsible for further softening and diffusing light to form more uniform and soft lighting effect, through cooperation, the lighting effect can be further improved, energy consumption can be reduced, and the product's appearance and durability can be increased, the fixing piece fixes and protects the structure, the lamp bead chip 103 controls the light-emitting lamp bead 104 to emit light, the light guide plate 107 effectively propagates and uniformly distributes light, and the diffusion plate 106 converts the light source into soft and uniform area light source, which has good light transmittance and good light source point array shielding property, so as to effectively solve the problem that the light source assembly is not convenient to overhaul and replace.

[0024] Among them, the bottom plate 101 has a metal frame 108, the metal frame 108 is fixedly connected with the bottom plate 101 and located outside the protective frame 102, and the metal frame 108 is arranged in the bottom plate 101.

[0025] Secondly, four said fixed bolts 109 are screwed with the limiting frame 105, and are located outside the diffusion plate 106, and the fixed bolts 109 penetrate the diffusion plate 106, the light guide plate 107 and the limiting frame 105, after the light guide plate 107 and the diffusion plate 106 are installed, the fixed bolts 109 penetrate the light guide plate 107 and the diffusion plate 106, the fixed bolts 109 are screwed with the limiting frame 105 and penetrate the limiting frame 105, so as to fix the light guide plate 107 and the diffusion plate 106, thereby facilitating the installation and disassembly of the light guide plate 107 and the diffusion plate 106, and effectively improving the stability of the structure.

[0026] Meanwhile, the aluminum frame 110 is detachably connected with the bottom plate 101 and located outside the protective frame 102, the magnetic attraction frame 111 is detachably connected with the metal frame 108 and located inside the aluminum frame 110, the aluminum frame 110 has the advantages of light weight, high strength and anti-static, the aluminum frame 110 is adsorbed with the metal frame 108 through the magnetic attraction frame 111, so that the aluminum frame 110 can be stably installed outside the protective frame 102, thereby effectively improving the protection of the internal structure and facilitating quick installation and disassembly.

[0027] In addition, the transparent plate 112 is fixedly connected with the aluminum frame 110 and located outside the fixed bolt 109, the transparent plate 112 is a transparent acrylic plate, has the advantages of good light transmission, uniform and soft light, high surface flatness, good gloss, not easy to dust, relatively low cost, easy to process, can effectively block the invasion of external dust, and will not affect the illumination of the light source.

[0028] The utility model also provides a panel light light control circuit, be applied to in the panel light structure as above-mentioned, the panel light light control circuit includes power voltage VCC, output resistance R1, illumination module M5, output resistance R2, output resistance R3, current mirror I3, control switch K1 and light source LED1, output resistance R1 with power voltage VCC electric connection, illumination module M5 with output resistance R1 electric connection, output resistance R1 still with output resistance R2 and output resistance R3 electric connection, output resistance R2 with current mirror I3 electric connection, output resistance R3 with control switch K1 electric, control switch K1 with light source LED1 electric connection.

[0029] VCC is the power supply voltage, for the whole circuit to provide power, the output resistance R1, the output resistance R2 and the output resistance R3 for limiting the current of the circuit, to prevent the light source LED1 due to excessive current damage, the lighting module M5, it receives the signal from the control switch K1, and according to this signal to control the light source LED1 light on and off, the current mirror I3 it is used to copy or adjust the size of the current, the control switch K1 is the input of the current mirror I3, connected with the output of the lighting module M5, receives the control signal from the lighting module M5, when the lighting module M5 output control signal, the current mirror I3 will adjust the current size through the lighting module M5 according to this signal, the output resistance R3 is connected with the light source LED1, for limiting the current through the light source LED1, to prevent the light source LED1 due to excessive current damage, the light source LED1 is lighting equipment, it is connected to the output of the control switch K1, when the current through the control switch K1 and flows through the output resistance R3 and the light source LED1, the light source LED1 will light up, the light source LED1 on and off state is controlled by the lighting module M5.

[0030] The panel lamp structure of the embodiment is used, the bottom plate 101 is fixed on the wall surface by bolts, the lamp bead chip 103 is adhered in the protective frame 102, the diffusion plate 106 and the light guide plate 107 are installed on the outside of the limiting frame 105 in turn, the fixing bolt 109 is threadedly connected with the limiting frame 105 and penetrates through the light guide plate 107, the diffusion plate 106 and the limiting frame 105, the aluminum frame 110 can be stably installed on the outside of the protective frame 102 by the magnetic attraction frame 111 and the metal frame 108, the light emitted by the light-emitting lamp bead 104 is controlled by the lamp bead chip 103, the light guide plate 107 cooperates with the diffusion plate 106, further improves the lighting effect, reduces the energy consumption, and increases the appearance and durability of the product, the transparent plate 112 can effectively prevent external dust from entering the protective frame 102, so that the light source mechanism is convenient to install and disassemble, the light source equipment is convenient to overhaul and replace, the lighting effect of the light source is effectively improved, the energy consumption is reduced, and the appearance and durability of the product are increased.

[0031] The above disclosed is only a preferred embodiment of the utility model, of course, cannot with this to limit the utility model right scope, the person skilled in the art can understand that the whole or part processes of the above-mentioned embodiment are realized, and the equivalent change made according to the utility model claim still belongs to the range covered by the utility model.

Claims

1. A panel lamp structure comprising a bottom plate, characterized in that, It further comprises a light source mechanism; The light source mechanism comprises a protective frame, a lamp bead chip, a light-emitting lamp bead and an assembly component, the protective frame is fixedly connected with the bottom plate and located outside the bottom plate, the lamp bead chip is bonded with the bottom plate and located inside the protective frame, the light-emitting lamp bead is fixedly connected with the lamp bead chip and located outside the lamp bead chip, the assembly component comprises a limiting frame, a light guide plate, a diffusion plate and a fixing piece, the limiting frame is fixedly connected with the protective frame and located outside the light-emitting lamp bead, the light guide plate is detachably connected with the limiting frame and located outside the limiting frame, the diffusion plate is detachably connected with the light guide plate and located outside the light guide plate, and the fixing piece is detachably connected with the bottom plate and located outside the protective frame.

2. The panel lamp structure according to claim 1, characterized in that, The bottom plate has a metal frame, the metal frame is fixedly connected with the bottom plate and located outside the protective frame.

3. The panel lamp structure according to claim 2, characterized in that, The fixing piece comprises four fixing bolts, the four fixing bolts are threadedly connected with the limiting frame and located outside the diffusion plate, and the fixing bolts penetrate through the diffusion plate, the light guide plate and the limiting frame.

4. The panel lamp structure according to claim 3, characterized in that, The fixing piece further comprises an aluminum frame and a magnetic attraction frame, the aluminum frame is detachably connected with the bottom plate and located outside the protective frame, and the magnetic attraction frame is detachably connected with the metal frame and located inside the aluminum frame.

5. The panel lamp structure according to claim 4, characterized in that, The aluminum frame has a transparent plate, the transparent plate is fixedly connected with the aluminum frame and located outside the fixing bolt.

6. A panel lamp light control circuit applied to the panel lamp structure according to any one of claims 1-5, characterized in that, The panel lamp light control circuit comprises a power supply voltage VCC, an output resistor R1, an illumination module M5, an output resistor R2, an output resistor R3, a current mirror, a control switch K1 and a lamp source LED1, the output resistor R1 is electrically connected with the power supply voltage VCC, the illumination module M5 is electrically connected with the output resistor R1, the output resistor R1 is further electrically connected with the output resistor R2 and the output resistor R3, the output resistor R2 is electrically connected with the current mirror, the output resistor R3 is electrically connected with the control switch K1, and the control switch K1 is electrically connected with the lamp source LED1.

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