CN218626476U - LED straight lamp - Google Patents

Abstract

The application discloses LED straight tube lamp includes: the LED lamp comprises a lamp tube, a light-emitting component and a light-emitting diode (LED) lamp, wherein the light-emitting component is arranged inside the lamp tube and comprises a substrate and an LED lamp bead arranged on the substrate; the end covers are arranged at two ends of the lamp tube and comprise end walls and hollow tube walls, conductive pieces are arranged on the end walls, the tube walls are provided with inserting parts inserted into the lamp tube, the inserting parts are fixedly bonded with the lamp tube, and bulges are arranged on the outer surfaces of the inserting parts. The protruding of this application grafting portion surface can reduce the clearance that moves of grafting portion and section of thick bamboo wall to stabilize grafting portion, avoid askew head.

Description

LED straight lamp

Technical Field

The application relates to the technical field of lighting, in particular to an LED straight lamp.

Background

An LED straight tube lamp generally includes a lamp tube and end caps provided at both ends, and patent publication No. WO2022166269A1 discloses an LED linear down lamp in which the ends of the lamp tube are inserted into the end caps on the corresponding sides and are attached by an adhesive material (e.g., glue).

When the end cover and the lamp tube which are fixedly adhered are in splicing fit, the end cover is askew and is deviated in the length direction of the lamp tube due to the movable gap.

SUMMERY OF THE UTILITY MODEL

In view of the above, it is necessary to provide a straight LED lamp in order to solve the above technical problems.

The application LED straight lamp includes:

the LED lamp comprises a lamp tube, a light-emitting component and a light-emitting diode (LED) lamp, wherein the light-emitting component is arranged inside the lamp tube and comprises a substrate and an LED lamp bead arranged on the substrate;

the end covers are arranged at two ends of the lamp tube and comprise end walls and hollow tube walls, conductive pieces are arranged on the end walls, the tube walls are provided with inserting parts inserted into the lamp tube, the inserting parts are fixedly bonded with the lamp tube, and bulges are arranged on the outer surfaces of the inserting parts.

Several alternatives are provided below, but not as an additional limitation to the above general solution, but merely as a further addition or preference, each alternative being combinable individually for the above general solution or among several alternatives without technical or logical contradictions.

Optionally, the protrusion abuts against an inner wall of the lamp tube.

Optionally, the protrusion is a thread.

Optionally, the cylindrical wall includes a main body portion, the insertion portion is arranged in a diameter-reducing manner relative to the main body portion, and the main body portion is flush with the outer surface of the lamp tube.

Optionally, a circuit board and a toggle switch fixed on the circuit board are arranged inside the cylinder wall, and a toggle button connected with the toggle switch is slidably mounted on the cylinder wall.

Optionally, the inner surface of the cylinder wall has a slot extending axially for fixing the circuit board;

the cylinder wall comprises a main body part and a diameter reducing part with the inner diameter and the outer diameter both reduced, the diameter reducing part and the main body part form a limiting step, and the circuit board is inserted into the clamping groove and then abuts against the limiting step for limiting.

Optionally, the toggle button includes an operation portion and a connection portion, a sliding groove for the connection portion to pass through is formed in the cylinder wall, and the operation portion covers the sliding groove.

Optionally, the surface of the operating part is provided with anti-skid lines.

Optionally, the end cover is provided with heat dissipation holes.

Optionally, the insertion part is provided with an avoiding groove for avoiding the substrate.

The LED straight lamp at least has the following technical effects:

the protruding of this application grafting portion surface can reduce the clearance that moves of grafting portion and section of thick bamboo wall to stabilize grafting portion, avoid askew head.

Drawings

FIG. 1 is a schematic structural diagram of an LED straight lamp according to an embodiment of the present disclosure;

FIG. 2 is an assembled schematic view of FIG. 1;

FIG. 3 is a schematic view of the end cap of FIG. 2 at another angle;

FIG. 4 isbase:Sub>A schematic view of the end cap of FIG. 2 taken at an angle along axis A-A';

FIG. 5 is a schematic structural view of an end cap according to an embodiment of the present application;

the reference numerals in the figures are illustrated as follows:

100. a lamp tube; 200. a light emitting element; 210. a substrate; 220. LED lamp beads; 230. a circuit board; 240. a toggle switch; 250. a toggle button; 251. an operation section; 252. a connecting portion; 253. anti-skid lines; 300. an end cap; 310. an end wall; 311. a conductive member; 312. heat dissipation holes; 320. a cylinder wall; 321. a plug-in part; 322. a protrusion; 323. a main body portion; 324. a reducing portion; 325. a limiting step; 326. a chute; 330. a card slot; 340. avoiding the groove.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only some embodiments of the present application, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

It will be understood that when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used in the description of the present application herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

In this application, the terms "comprises" and "comprising," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a system, article, or apparatus that comprises a list of elements is not necessarily limited to those elements explicitly listed, but may include other elements not expressly listed or inherent to such system or apparatus.

In the present application, the terms "corresponding", "matching", "adapted", such as "B corresponding to a", "a corresponds to B", or "B corresponds to a", indicate that B has a corresponding relationship with the shape, position or function of a, from which B can be determined. Determining B from a does not mean determining B from a alone, but may be determined from a and/or other information.

The existing LED straight lamp capable of adjusting the illumination intensity comprises a lamp tube and end covers arranged at two ends of the lamp tube, when the end covers and the lamp tube are assembled, the end covers are in clearance fit, so that the lamp tube can be askew when being installed, and if the lamp tube is askew, the lamp tube needs to be reassembled, so that the labor cost is lost.

Referring to fig. 1 to 3, in an embodiment of the present application, an assembled LED straight tube lamp hasbase:Sub>A spatial axisbase:Sub>A-base:Sub>A' along its length direction, and components for assembling the straight tube lamp have the axial direction. The LED straight lamp includes a lamp tube 100 having a light emitting assembly 200 disposed therein, and end caps 300 disposed at both ends of the lamp tube 100. The lamp tube 100 can be, for example, a glass tube, which passes through the burning opening to make the section flat and not easy to break. The light emitting assembly 200 includes a substrate 210 and an LED lamp bead 220 disposed on the substrate 210. The end cap 300 comprises an end wall 310 and a hollow cylinder wall 320, wherein the end wall 310 is provided with conductors 311, and the number of the conductors can be two, for example. The cylinder wall 320 has an inserting portion 321 inserted into the lamp tube 100, the inserting portion 321 is fixed to the lamp tube 100 by adhesion, and a protrusion 322 is disposed on an outer surface thereof.

The protrusion 322 on the surface of the insertion portion 321 in this embodiment can reduce the clearance between the insertion portion 321 and the cylindrical wall 320, and stabilize the insertion portion 321. Further, the protrusion 322 abuts against the inner wall of the lamp tube 100. The protrusion 322 is circumferentially and continuously disposed on the outer surface of the insertion portion 321, and may be, for example, a thread. The protrusions adopt threads to prevent the glue from overflowing, and the glue can be uniformly smeared when the lamp tube 10 is placed in the insertion part.

Further, the outer surface of the LED straight lamp after being assembled is flat. The cylindrical wall 320 comprises a main body part 323, the inserting part 321 is arranged in a diameter-reducing manner relative to the main body part 323, the main body part 323 is flush with the outer surface of the lamp tube 100, the outer surface of the straight tube lamp is smoother, and the integral appearance is more attractive.

Referring to fig. 2 to 4, a circuit board is further embedded inside the LED straight lamp. The circuit board 230 and the toggle switch 240 fixed on the circuit board 230 are arranged inside the cylinder wall 320, and the toggle button 250 connected with the toggle switch 240 is slidably mounted on the cylinder wall 320.

The inner surface of the cylinder wall 320 is provided with a clamping groove 330 which extends along the axial direction and is used for fixing the circuit board 230; the cylinder wall 320 comprises a main body 323 and a reducing part 324 with reduced inner diameter and outer diameter, the reducing part 324 and the main body 323 form a limit step 325, the circuit board 230 is inserted into the card slot 330 and then abuts against the limit step 325 for limiting, and at this time, the circuit board is limited in the card slot 330. One end of the slot 330 of the slot structure abuts against the limit step 325 and is open towards the other end of the lamp tube 100.

For the toggle switch 240, the toggle 250 includes an operation portion 251 and a connection portion 252, the cylinder wall 320 has a sliding slot 326 for the connection portion 252 to pass through, and the operation portion 251 covers the sliding slot 326, thereby enhancing the appearance. The surface of the operation portion 251 is provided with an anti-slip pattern 253.

Referring to fig. 5, when the substrate 210 is made of a rigid material that cannot be bent, the inserting portion 321 is further provided with an avoiding groove 340 for avoiding the substrate 210. The end cap 300 is formed with heat dissipation holes 312, for example, formed in the end wall 310. The end cover of the LED straight tube lamp can be made of high-quality milky PC materials, and the flame retardant grade is V0 grade, so that the LED straight tube lamp can be tested through needle flame.

All possible combinations of the technical features of the embodiments described above may not be described for the sake of brevity, but should be considered as being within the scope of the present disclosure as long as there is no contradiction between the combinations of the technical features. When technical features in different embodiments are represented in the same drawing, it can be seen that the drawing also discloses a combination of the embodiments concerned.

The above-mentioned embodiments only express several embodiments of the present application, and the description thereof is more specific and detailed, but not construed as limiting the claims. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the concept of the present application, which falls within the scope of protection of the present application.

Claims (10)

1. LED straight tube lamp, its characterized in that includes:

   the LED lamp comprises a lamp tube, a light-emitting component and a light-emitting diode (LED) lamp, wherein the light-emitting component is arranged inside the lamp tube and comprises a substrate and an LED lamp bead arranged on the substrate;

   the end covers are arranged at two ends of the lamp tube and comprise end walls and hollow tube walls, conductive pieces are arranged on the end walls, the tube walls are provided with insertion parts inserted into the lamp tube, the insertion parts are fixedly bonded with the lamp tube, and bulges are arranged on the outer surfaces of the insertion parts.
2. 2. The LED straight lamp according to claim 1, wherein the protrusion abuts against an inner wall of the lamp tube.
3. 3. The LED straight lamp according to claim 1, wherein the projection is a screw thread.
4. 4. The LED straight tube lamp according to claim 1, wherein the cylindrical wall comprises a main body portion, the insertion portion is arranged in a diameter-reduced manner with respect to the main body portion, and the main body portion is flush with the outer surface of the lamp tube.
5. 5. The LED straight lamp according to claim 1, wherein a circuit board and a toggle switch fixed on the circuit board are arranged inside the cylinder wall, and a toggle button connected with the toggle switch is slidably mounted on the cylinder wall.
6. 6. The LED straight lamp tube according to claim 5, wherein the inner surface of the tube wall is provided with a clamping groove which extends along the axial direction and is used for fixing the circuit board;

   the cylinder wall comprises a main body part and a diameter reducing part with the inner diameter and the outer diameter both reduced, the diameter reducing part and the main body part form a limiting step, and the circuit board is inserted into the clamping groove and then abuts against the limiting step for limiting.
7. 7. The LED straight lamp according to claim 5, wherein the toggle button comprises an operating part and a connecting part, the barrel wall is provided with a chute for the connecting part to pass through, and the operating part covers the chute.
8. 8. The LED straight lamp according to claim 7, wherein a surface of the operating portion is provided with an anti-slip pattern.
9. 9. The LED straight lamp according to claim 1, wherein the end cap is provided with heat dissipation holes.
10. 10. The LED straight tube lamp according to claim 1, wherein the insertion part is provided with an avoiding groove for avoiding the substrate.

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