TWM542738U - Easily assembled lampshade structure - Google Patents

Description

Easy to assemble lampshade structure

The present invention relates to a lampshade structure, especially a lampshade that can be stably assembled to a base or disassembled by a base without tools.

According to the advantages of environmental protection, power saving and long life, LED lamps are widely used in various types of lighting fixtures, and gradually become popular in the lighting industry and market with the call for energy saving and carbon reduction. At present, LED lamps used in home environments or exhibition sites are usually equipped with electrical connectors for easy assembly in existing lamp holders. For conventional LED lamps, please refer to Figure 1 for details. The pedestal 12 having the LED element 121 is electrically connected to the electrical connector 11 , and the pedestal 12 is assembled on the heat dissipation module 13 , and the lamp cover 14 is fixed on the pedestal 12 or the heat dissipation module 13 to complete Assembly of LED lamps 1. However, the lamp cover 14 is usually fixed by the adhesive, the corresponding thread is screwed or screwed to the base 12 or the heat dissipation module 13, but the adhesive is fixed by the glue and the screw. It is complicated, difficult to disassemble, and costly is missing, and it is easy to cause the lamp cover 14 to loosen when the corresponding thread phase is screwed, and further, when the LED element 121 provided on the base 12 fails, the lamp cover 14 is difficult to be The base 12 or the heat dissipation module 13 is disassembled, which causes inconvenience in component replacement, detection or maintenance.

In order to improve the above-mentioned deficiency, the Republic of China Announcement No. M443120 discloses a "LED lamp structure" which is provided with a plurality of first positioning holes and a plurality of second positioning holes in the heat sink, and is provided with a plurality of fastenings in the lamp cover. And a ring member is disposed between the heat sink and the lamp cover, the ring member has a plurality of hook elements, a plurality of positioning elements, a step positioning portion and a plurality of array connecting grooves, so that the lamp cover can be inserted through the fastening element The ring is formed in the groove, and the elastic clip in the assembly groove is used to abut the lamp cover to be firmly coupled to the ring member, and then the ring member is assembled to the heat sink to complete the assembly of the lamp. However, in the foregoing case, an annular member is additionally disposed between the heat sink and the lamp cover, and the engaging structure of each component is complicated and small, which is easy to be broken during assembly or disassembly.

In addition, the Republic of China Announcement No. M445110 discloses a "light-emitting diode lamp" which is formed with a plurality of hook-shaped assembly portions at the lower edge of the lampshade, and is formed into a convex rib shape at the lamp holder. The opposite assembly unit enables the lamp cover to complete the assembly of the lamp cover by sliding the assembly portion into the opposite assembly portion.

In view of the fact that the lampshade of the conventional lamp has a complicated assembly procedure, is not easy to be disassembled, and has a high cost due to the adhesive bonding or screw locking, the screwing of the thread is prone to loosening, so there is still room for improvement. space.

Therefore, the purpose of the creation is to fix the lampshade to the base by means of a cassette, thereby achieving the purpose of assembly and disassembly.

In order to achieve the above objective, the present invention provides an easy-to-assemble lampshade structure, the lampshade is provided on the base, and the base is combined with a circuit board and a plurality of heat dissipation fins, and LED elements are assembled on the circuit board. The outer edge of the base is formed into a layer, and the lampshade is in the shape of a disk. A cylinder is protruded from the bottom of the lamp cover, and two or more fixing portions are disposed between the column and the outer edge of the lamp cover, and are fixed. The portion forms a tapered engaging end for assembling the lamp cover to the lamp by clamping the engaging end to the level of the base.

Based on the above, when the lamp cover is to be assembled to the pedestal, the engaging end of the fixing portion can be brought into contact with the outer edge of the pedestal of the pedestal, and then the pressing force is applied to make the fixing portion slightly expand due to the flexibility of the plastic, and then the card is inserted. The end card is placed on the base of the base, and when the lamp cover is to be disassembled, the cover can be removed from the base by simply pulling the engaging end outward, so that the internal parts can be replaced, thereby facilitating assembly. And the effect of dismantling the lampshade.

In order to make the technical content of this creative purpose more complete, please refer to the following details, and please refer to the drawings and drawings.

First, referring to FIG. 2 and in conjunction with FIG. 3, the lamp cover 3 is provided on the base 21 of the lamp 2, and the base 21 is combined with a circuit board 22, and LEDs are assembled on the circuit board 22. The component 221 is electrically connected to the power supply device (not shown) and the electrical connector 23, and the plurality of heat dissipation fins 24 are locked between the base 21 and the electrical connector 23, and the heat dissipation fins 24 are provided. The ring is disposed on the outer periphery of the power supply device, wherein the outer edge of the base 21 forms a layer 211 (refer to FIG. 4). In one embodiment of the present invention, the layer 211 is an arc-shaped layer; and the lamp cover 3 has a disk shape as a whole. a column body 31 is protruded from the bottom of the lamp cover 3, and two or more fixing portions 32 are disposed between the column body 31 and the outer edge of the lamp cover 3. The fixing portion 32 forms a locking end portion 321 of the slope. In one embodiment, the lampshade 3 is made of a light-transmissive, flexible plastic material, and a plurality of grooves 33 are formed in the outer edge ring, and the groove 33 corresponds to the position of the heat-dissipating fins 24, and Lampshade 3 has a complex Cooling holes 34.

Next, please refer to FIG. 4, when the lamp cover 3 is to be assembled on the base 21 of the lamp 2, the engaging end 321 of the fixing portion 32 is brought into contact with the outer edge of the base 21 (as shown in FIG. 5). And the groove 33 of the lamp cover 3 corresponds to the position of the heat dissipation fin 24 (refer to FIG. 3), and then the pressure is applied to the lamp cover 3 (as indicated by the arrow direction in FIG. 5) to make the fixing portion 32. The flexibility of the plastic material is slightly expanded, and the outer edge of the base 21 slides along the inclination of the engaging end 321 between the fixing portion 32 and the cylinder 31 (as shown in FIG. 6), and by plastic The elastic restoring force of the material causes the engaging end 321 of the fixing portion 32 to abut against the layer 211 of the base 21, and the heat dissipating fins 24 are respectively located at the positions of the corresponding recesses 33 of the lamp cover 3, thereby achieving the function of limiting the lamp cover 3. Therefore, the lampshade 3 can be assembled to the base 21 of the lamp 2 in a jamming manner without using tools or adhesives.

When the LED element 221 or the internal structure of the lamp 2 is faulty, the lamp cover can be moved by pulling the engaging end 321 of the fixing portion 32 outward from the layer 211 of the base 21 (as indicated by the arrow direction in FIG. 7). 3 Loosen on the base 21, that is, the lamp cover 3 can be easily disassembled, so as to facilitate the detection and maintenance of the internal structure.

Therefore, the use of the lampshade structure of the present invention can obviously achieve the following effects: 1. The lampshade of the present invention utilizes the flexibility of the plastic material so that the engaging end of the lampshade fixing portion can be clamped by applying a pressing force. At the level of the base, the lamp cover can be loosened on the base by the action of pulling the engaging end of the fixing portion, so that the assembly and disassembly of the lamp cover can be easily completed without using any tools, thereby reducing the assembly process and cost. 2. The lamp cover of the present invention is formed with a plurality of grooves corresponding to the heat dissipation fins, so that the heat dissipation fins are located in the grooves after the lamp cover is assembled, thereby achieving the function of limiting the lamp cover and avoiding the displacement of the lamp cover. 3. The lamp cover of the present invention can be easily detached from the base by pulling the engaging end of the fixing portion, so that the internal components of the lamp can be easily detected or replaced, thereby prolonging the service life of the lamp product and improving economic efficiency.

However, the above descriptions are merely preferred embodiments of the present invention, and are not intended to limit the scope of implementation of the present invention. Any changes and modifications that are not departing from the spirit of the present invention are covered by the scope of the present invention.

In summary, this creation has indeed broken through the tradition and has improved and innovative creation content and can be specifically implemented. It should meet the statutory requirements of the new patent, and file a patent application according to law, and invite the examination committee of the bureau to grant legal patent rights. Creation, to the sense of virtue.

Learner:
1‧‧‧LED lamps 11‧‧‧Electrical connectors 12‧‧‧Base 121‧‧‧LED components 13‧‧‧ Thermal module 14‧‧‧ lampshade creation..
2‧‧‧Lamps 21‧‧‧Base 211‧‧‧Class 22‧‧‧Circuit board 221‧‧‧LED elements 23‧‧‧Electrical joints 24‧‧‧Friction fins 3‧‧‧shade 31‧‧‧ Cylinder 32‧‧‧Fixed part 321‧‧‧Fixed end 33‧‧‧ Groove 34‧‧‧ venting hole

Figure 1 is a schematic diagram of a conventional combination. Figure 2 is a perspective view of the creation. Figure 3 is an exploded view of the creation. Figure 4 is a partial cross-sectional view of the creation. Figures 5 to 6 are schematic diagrams of the creation combination. Figure 7 is a schematic diagram of the disassembly of this creation.

2‧‧‧Lights

21‧‧‧Base

211‧‧ ‧

23‧‧‧Electrical connector

24‧‧‧ Heat sink fins

3‧‧‧shade

31‧‧‧Cylinder

32‧‧‧ Fixed Department

321‧‧‧Card end

33‧‧‧ Groove

34‧‧‧ vents

Claims (4)

An easy-to-assemble lampshade structure, the lampshade is disposed on a pedestal, and the pedestal is combined with a circuit board and a plurality of heat dissipating fins, and the LED component is assembled on the circuit board, wherein the base is: The outer edge of the seat is formed into a layer, and the lampshade is in the shape of a disk. A cylinder is protruded from the bottom of the lamp cover, and two or more fixing portions are disposed between the column and the outer edge of the lamp cover, and the fixing portion is formed. A tapered engagement end for assembling the lamp cover to the luminaire by snapping the engagement end to the level of the base. The easy-to-assemble lampshade structure of claim 1, wherein the lampshade is provided with a plurality of heat dissipation holes. The easy-to-assemble lampshade structure of claim 1, wherein the outer edge of the lamp cover is provided with a plurality of grooves, and the groove corresponds to a position where the heat dissipation fins are disposed. The easy-to-assemble lampshade structure of claim 1, wherein the hierarchy is an arcuate hierarchy.