Lamp device with double-layer fluorescent powder

Abstract

The utility model discloses a lamp device with double layers of fluorescent powder, and relates to the technical field of LED bulbs. Comprising a lamp holder with a lamp cap mounted at the top end, a positioning groove is formed in the bottom of the lamp holder, a mounting plate is detachably connected into the positioning groove, an LED lamp panel with lamp beads arranged at the bottom is mounted at the bottom of the mounting plate, a clamping groove surrounding the LED lamp panel is formed in the mounting plate, and a groove is formed in the top inner wall of the positioning groove; the inner wall of the groove is connected with a clamping rod matched with the clamping groove, the clamping rod is used for limiting the mounting plate, the bottom of the lamp holder is detachably connected with an inner lampshade for shielding the LED lamp panel, and the bottom of the lamp holder is further detachably connected with an outer lampshade for shielding the inner lampshade. According to the lamp device with the double-layer fluorescent powder, the outer lampshade, the inner lampshade, the lamp holder and the mounting plate connected with the LED lamp panel are detachably connected, so that when an LED bulb has a local structure fault, local structural parts are convenient to disassemble and replace, and the material utilization rate of the LED bulb is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to LED bulb technical field, concretely is lamp device with double layer fluorescent powder. BACKGROUND

[0002] ‌LED lamp is a kind of solid-state lighting equipment based on light-emitting diode technology. Its core principle is to convert electric energy into light energy directly through the electroluminescent effect of semiconductor material, with high efficiency, energy saving, environmental protection, long service life and other characteristics, unlike traditional light source (such as incandescent lamp, fluorescent lamp), LED emits light through the electron-hole recombination of semiconductor PN junction, without heating filament or exciting gas, belongs to cold light source, LED lamp is the representative of new generation of lighting technology, with high efficiency, durability and multifunctionality, it is replacing traditional light source and becoming the mainstream choice of green lighting, with the development of technology, LED is developing towards higher luminous efficiency and intelligence (such as adjustable color temperature, internet of things control), with great potential in sustainable energy and smart city.

[0003] In the prior art, LED bulb mainly includes lamp holder and lampshade, LED lamp bead and circuit board for supplying power to LED lamp bead are integrally arranged in lamp holder, this kind of bulb structure is simple and low in cost, but in the process of using, the fault component is usually circuit board integrated with LED lamp bead or LED lamp bead, other components can usually be used normally, if the whole LED bulb is discarded, it will cause waste. UTILITY MODEL CONTENT

[0004] The utility model provides lamp device with double layer fluorescent powder to solve the problem in the background art.

[0005] To achieve the above object, the utility model provides the following technical scheme: lamp device with double layer fluorescent powder, including the lamp holder of top installation has the lamp stand, the bottom of lamp stand is equipped with positioning slot, the installation plate is detachably connected in positioning slot, the bottom of installation plate is installed with the LED lamp plate of bottom is equipped with lamp pearl, the upper of installation plate is equipped with the clamping groove of setting around LED lamp plate, the top inner wall of positioning slot is equipped with recess, the inner wall of recess is connected with the clamping rod matched with clamping groove, the clamping rod is used to limit installation plate, the bottom of lamp stand is detachably connected with the inner lampshade that covers LED lamp plate, the bottom of lamp stand is also detachably connected with the outer lampshade that covers inner lampshade.

[0006] Further, the bottom of the lamp stand is fixedly connected with an inner connecting ring covering the positioning slot, and the bottom of the lamp stand is also fixedly connected with an outer connecting ring covering the inner connecting ring, the inner connecting ring is threadedly connected with the inner lampshade, and the outer connecting ring is threadedly connected with the outer lampshade.

[0007] Further, the inner lampshade has a first fluorescent powder layer, and the outer lampshade has a second fluorescent powder layer.

[0008] Further, the outer wall of the mounting plate is provided with a notch along the circumference thereof, and the side inner wall of the positioning groove is fixedly connected with a fixing block which can pass through the notch.

[0009] Further, the outer wall of the lamp holder is provided with a cooling fin.

[0010] Further, the top inner wall of the positioning groove is provided with two movable grooves, the top inner wall of the movable groove is connected with a conductive column which can extend into the positioning groove through a spring, and the mounting plate is provided with a pole piece matched with the conductive column.

[0011] Compared with the prior art, the lamp device with double fluorescent powder layers has the following beneficial effects: the lamp device with double fluorescent powder layers is detachably connected between the outer lampshade, the inner lampshade, the lamp holder and the mounting plate connected with the LED lamp plate, so that the LED bulb is convenient to disassemble and replace the local structural parts when local structural faults occur, and the material utilization rate of the LED bulb is improved. BRIEF DESCRIPTION OF DRAWINGS

[0012] Figure 1 It is a structural schematic view of the utility model;

[0013] Figure 2 It is a plane structural schematic view of the utility model;

[0014] Figure 3 It is a bottom view plane structural schematic view of the utility model;

[0015] Figure 4 It is a structural schematic view of the mounting plate of the utility model;

[0016] Figure 5 It is a structural schematic view of the positioning groove of the utility model.

[0017] In the drawing: 1, lamp holder; 2, lamp cap; 3, positioning groove; 4, mounting plate; 5, LED lamp plate; 6, inner lampshade; 7, outer lampshade; 8, outer connecting ring; 9, inner connecting ring; 10, clamping groove; 11, recess; 12, clamping rod; 13, notch; 14, fixing block; 15, cooling fin; 16, movable groove; 17, spring; 18, conductive column. DETAILED DESCRIPTION

[0018] Clearly, the described embodiments are merely part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the present utility model.

[0019] Please refer to Figures 1-5 The utility model discloses a lamp device with double fluorescent powder, including the lamp holder 2 of top installation of lamp holder 1, the bottom of lamp holder 1 is seted up with positioning groove 3, the detachable connection of positioning groove 3 has mounting panel 4, the bottom of mounting panel 4 is installed with the LED lamp panel 5 of the bottom with lamp pearl, the upper of mounting panel 4 is seted up with the clamping groove 10 of the arrangement of LED lamp panel 5, the top inner wall of positioning groove 3 is seted up with recess 11, the inner wall of recess 11 is connected with the clamping of clamping groove 10 12, clamping 12 is used to limit mounting panel 4, the bottom of lamp holder 1 is detachably connected with the inner lamp shade 6 of the shade of LED lamp panel 5, the bottom of lamp holder 1 is still detachably connected with the outer lamp shade 7 of the shade of inner lamp shade 6.

[0020] Clamping 12 is made of elastic metal or elastic plastic, has elastic deformation ability, the end of clamping 12 has the clamping hook, and the whole clamping 12 is L-shaped, and the end of clamping 12 can pass through the clamping groove 10 and be placed on the side of mounting panel 4 close to LED lamp panel 5.

[0021] Specifically, the bottom of the lamp holder 1 is fixedly connected with an inner connecting ring 9 surrounding the positioning groove 3, and the bottom of the lamp holder 1 is also fixedly connected with an outer connecting ring 8 surrounding the inner connecting ring 9, the inner connecting ring 9 is threadedly connected with the inner lamp shade 6, and the outer connecting ring 8 is threadedly connected with the outer lamp shade 7.

[0022] In this embodiment, the inner wall of the inner lamp shade 6 and the outer lamp shade 7 has an inner thread, and the outer wall of the outer connecting ring 8 and the inner connecting ring 9 has an outer thread.

[0023] Specifically, the inner lamp shade 6 has a first fluorescent powder layer, and the outer lamp shade 7 has a second fluorescent powder layer.

[0024] In this embodiment, the first fluorescent powder layer uses nitride or oxynitride fluorescent powder, and the second fluorescent powder layer uses YAG, silicate or LGA fluorescent powder.

[0025] Specifically, the outer wall of the mounting panel 4 is provided with a notch 13 along the circumference thereof, and the side inner wall of the positioning groove 3 is fixedly connected with a fixing block 14 which can pass through the notch 13.

[0026] In the embodiment, the cooperation of the notch 13 and the fixing block 14 can conveniently position and install the mounting plate 4 in the positioning groove 3.

[0027] Specifically, the outer wall of the lamp holder 1 is provided with the radiating fins 15.

[0028] In the embodiment, the whole lamp holder 1 is made of aluminum alloy.

[0029] Specifically, the top inner wall of the positioning groove 3 is provided with two movable grooves 16, the top inner wall of the movable groove 16 is connected with the conductive column 18 which can extend into the positioning groove 3 through the spring 17, and the mounting plate 4 is provided with the pole piece which cooperates with the conductive column 18.

[0030] In the embodiment, the inside of the lamp holder 1 has the wire which electrically connects the spring 17 and the lamp cap 2, and the mounting plate 4 is provided with the wire which electrically connects the pole piece and the LED lamp plate 5.

[0031] In conclusion, the lamp device with double-layer fluorescent powder can be detachably connected between the outer lamp shade 6, the inner lamp shade 7, the lamp holder 1 and the mounting plate 4 connected with the LED lamp plate 5, so that the LED bulb is convenient to disassemble and replace the partial structural parts when the partial structure fails, and the material utilization rate of the LED bulb is improved.

[0032] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A lighting device with double-layer phosphor, comprising a lamp holder (1) with a lamp head (2) mounted on its top, characterized in that: The lamp holder (1) has a positioning groove (3) at its bottom. A mounting plate (4) is detachably connected to the positioning groove (3). An LED lamp plate (5) with LED beads at its bottom is installed at the bottom of the mounting plate (4). A slot (10) is provided around the LED lamp plate (5) on the top of the mounting plate (4). A groove (11) is provided on the top inner wall of the positioning groove (3). A locking rod (12) that cooperates with the slot (10) is connected to the inner wall of the groove (11). The locking rod (12) is used to limit the mounting plate (4). An inner lamp cover (6) that covers the LED lamp plate (5) is detachably connected to the bottom of the lamp holder (1). An outer lamp cover (7) that covers the inner lamp cover (6) is also detachably connected to the bottom of the lamp holder (1).

2. The lighting device with double-layer phosphor according to claim 1, characterized in that: The bottom of the lamp holder (1) is fixedly connected to an inner connecting ring (9) that covers the positioning groove (3), and the bottom of the lamp holder (1) is also fixedly connected to an outer connecting ring (8) that covers the inner connecting ring (9). The inner connecting ring (9) is threadedly connected to the inner lamp cover (6), and the outer connecting ring (8) is threadedly connected to the outer lamp cover (7).

3. The lighting device with double-layer phosphor according to claim 1, characterized in that: The inner lampshade (6) has a first phosphor layer, and the outer lampshade (7) has a second phosphor layer.

4. The lighting device with double-layer phosphor according to claim 1, characterized in that: The outer wall of the mounting plate (4) is provided with notches (13) along its circumference, and the inner side wall of the positioning groove (3) is fixedly connected with a fixing block (14) that can pass through the notch (13).

5. The lighting device with double-layer phosphor according to claim 1, characterized in that: The outer wall of the lamp holder (1) is provided with heat sink (15).

6. The lighting device with double-layer phosphor according to claim 1, characterized in that: The top inner wall of the positioning groove (3) has two movable grooves (16). The top inner wall of the movable groove (16) is connected by a spring (17) to a conductive post (18) that can extend into the positioning groove (3). The mounting plate (4) is provided with an electrode that cooperates with the conductive post (18).

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