LED lamp light source substrate fixing structure

Abstract

The utility model relates to the technical field of LED lamps, in particular to an LED lamp light source substrate fixing structure which comprises a lamp shell structure, a substrate structure is clamped in the lamp shell structure, a mounting base is clamped on the surface of the upper side of the lamp shell structure, the lamp shell structure comprises a shell, a substrate clamping groove is formed in the upper surface of the shell, and the substrate clamping groove is clamped in the substrate clamping groove. Limiting clamping columns are fixedly installed on the groove walls of the edges of the base plate clamping grooves, the installation base comprises a base main plate, and pressing columns are fixedly installed on the bottom side of the base main plate. According to the utility model, the opening of the substrate clamping groove at the upper side of the shell is mutually clamped with the base mainboard, the upper side of the substrate structure is pressed by the pressing column while the shell is installed, and the substrate structure is integrally fixed by utilizing clamping force generated by mutual clamping of the shell and the base mainboard, and is limited by the limiting clamping column, so that the work of screwing a fastening bolt is omitted; the installation is convenient, and the stability of the substrate structure after installation can be ensured.

Description

Technical Field

[0001] The utility model relates to the technical field of LED lamps, in particular to a LED lamp light source substrate fixing structure. Background Art

[0002] Aluminum substrate is a metal-based copper-clad laminate with good heat dissipation function. Generally, a single-sided board consists of three layers, namely the circuit layer (copper foil), the insulation layer and the metal base layer. It is commonly used in LED lighting products. There are two sides, the white side is for welding LED pins, and the other side is the original color of aluminum. Generally, thermal conductive slurry is applied to contact the heat conductive part.

[0003] In the prior art, the aluminum substrate in the LED lamp tube is generally fixed by bolts during installation. When disassembling, the bolts need to be tightened repeatedly, which is time-consuming and labor-intensive, and the efficiency of installation and disassembly is not ideal. Utility Model Content

[0004] The purpose of the utility model is to provide a LED lamp light source substrate fixing structure to solve the problems raised in the above background technology.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A substrate fixing structure for an LED lamp light source comprises a lamp housing structure, wherein a substrate structure is clamped inside the lamp housing structure, a mounting base is clamped on the upper surface of the lamp housing structure, the lamp housing structure comprises a shell, a substrate clamping groove is formed on the upper surface of the shell, a limiting clamping column is fixedly installed at the edge groove wall of the substrate clamping groove, and the mounting base comprises a base mainboard, and a pressure column is fixedly installed on the bottom side of the base mainboard.

[0007] Further, a lampshade rotation opening is fixedly installed at the bottom edge of the shell, a lamp bead exposure opening is opened at the bottom of the base plate slot, and a splicing buckle groove is opened on one side of the limiting clamping column.

[0008] Furthermore, the substrate structure includes a base layer, an insulating layer is fixedly installed at the bottom of the base layer, a circuit layer is fixedly installed at the bottom side of the insulating layer, and positioning grooves are opened at the edges of the base layer and the insulating layer.

[0009] Furthermore, the base mainboard is provided with mounting bolts inserted in the up-down direction.

[0010] Furthermore, a splicing slot is provided at the bottom edge of the base mainboard, a buckle is slidably installed on the edge of one side of the lower opening of the splicing slot, a connecting rod is fixedly installed on the upper surface of the buckle, the upper end of the connecting rod is fixedly connected to the side surface of one end of the push rod, and a return spring is fixedly and movably connected to one side of the push rod.

[0011] Furthermore, the base layer, the insulating layer and the base plate slot are mutually engaged, the circuit layer extends into the exposed opening of the lamp beads, and the splicing slot and the limiting post are mutually engaged.

[0012] Furthermore, the bottom of the base mainboard is mutually engaged with the opening of the base plate slot, the splicing slot is mutually engaged with the upper side of the limiting column, the buckle is mutually engaged with the splicing buckle slot, and the lower end of the pressure column is mutually abutted against the upper surface of the base layer.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] 1. First install the mounting base at the preset installation position of the LED light source, first use the limit card column to limit the position, clamp the substrate structure as a whole in the substrate slot, and then clamp the substrate slot opening on the upper side of the shell with the base mainboard. While installing the shell, press the upper side of the substrate structure with the pressure column, and use the clamping force generated by the mutual clamping of the shell and the base mainboard to fix the substrate structure as a whole. With the limit of the limit card column, the work of tightening the bolts is omitted, which is convenient for installation and can ensure the stability of the substrate structure after installation.

[0015] 2. When docking the lamp housing structure with the mounting base, the upper end of the limit post is inserted into the splicing slot, and the buckle is pushed open at the same time, so that the buckle and the splicing slot are buckled with each other to complete the docking of the shell and the base motherboard. When disassembling and assembling, directly press the push rod to expose one end of the side surface of the base motherboard, pull the buckle back through the connecting rod, and contact the mounting base to lock the lamp housing structure, which is convenient for disassembly and assembly. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0017] Figure 2 This is a schematic diagram of the lamp housing structure in the utility model;

[0018] Figure 3 It is a schematic diagram of the substrate structure in the utility model;

[0019] Figure 4 It is a schematic diagram of the installation base in the utility model;

[0020] Figure 5 This utility model Figure 4 Enlarged view of point A in the middle.

[0021] In the figure: 1. lamp housing structure; 101. housing; 102. lamp shade screw opening; 103. substrate slot; 104. lamp bead exposure opening; 105. limit clamping column; 106. splicing buckle slot; 2. substrate structure; 201. base layer; 202. insulation layer; 203. circuit layer; 204. positioning slot; 3. mounting base; 301. base motherboard; 302. pressure column; 303. mounting bolt; 304. splicing slot; 305. buckle; 306. connecting rod; 307. push rod; 308. return spring. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] See also Figures 1 to 4 In the embodiment of the utility model, a substrate fixing structure of an LED lamp light source includes a lamp shell structure 1, a substrate structure 2 is clamped inside the lamp shell structure 1, a mounting base 3 is clamped on the upper surface of the lamp shell structure 1, the lamp shell structure 1 includes a shell 101, a substrate slot 103 is opened on the upper surface of the shell 101, a limiting clamping column 105 is fixedly installed at the edge of the slot wall of the substrate slot 103, and the mounting base 3 includes a base mainboard 301, and a pressure column 302 is fixedly installed on the bottom side of the base mainboard 301; mounting bolts 303 are inserted and installed in the upper and lower directions of the base mainboard 301; the bottom of the base mainboard 301 is clamped with the upper opening of the substrate slot 103, the splicing slot 304 is clamped with the upper side of the limiting clamping column 105, the buckle 305 is buckled with the splicing buckle slot 106, and the lower end of the pressure column 302 is against the upper surface of the base layer 201.

[0024] Specifically, the mounting base 3 is first installed at the preset mounting position of the LED light source, and the position is first limited by the limiting clamping column 105, and the substrate structure 2 is clamped in the substrate clamping slot 103 as a whole, and then the opening of the substrate clamping slot 103 on the upper side of the shell 101 is clamped with the base main board 301. While installing the shell 101, the upper side of the substrate structure 2 is pressed by the pressing column 302, and the clamping force generated by the mutual clamping of the shell 101 and the base main board 301 is used to fix the substrate structure 2 as a whole. With the limitation of the limiting clamping column 105, the work of tightening the fastening bolts is omitted, which facilitates the installation and can ensure the stability of the substrate structure 2 after installation. The base main board 301 is relatively fixedly connected to the preset mounting position by the mounting bolts 303.

[0025] Embodiment 1

[0026] like Figure 3 As shown, in this embodiment, the substrate structure 2 includes a base layer 201, an insulating layer 202 is fixedly installed at the bottom of the base layer 201, a circuit layer 203 is fixedly installed on the bottom side of the insulating layer 202, and positioning slots 204 are opened at the edges of the base layer 201 and the insulating layer 202; the base layer 201, the insulating layer 202 and the substrate slot 103 are mutually clamped, the circuit layer 203 extends into the lamp bead exposure opening 104, and the splicing slot 304 and the limiting clamp column 105 are mutually clamped.

[0027] In this embodiment, the base layer 201 is made of metal, and the circuit layer 203 is isolated from the base layer 201 by the insulating layer 202. At the same time, the pressure column 302 and the base mainboard 301 are both made of metal, which cooperate with each other to conduct the heat generated by the substrate structure 2 when working, thereby achieving heat dissipation.

[0028] like Figure 2 As shown, in this embodiment, a lampshade rotation opening 102 is fixedly installed at the bottom edge of the housing 101 , and a lamp bead exposure opening 104 is opened at the bottom of the base plate slot 103 .

[0029] In specific implementation, after the overall structure is installed, the lampshade is screwed on through the lampshade screw opening 102 to form a complete LED lamp, and the circuit layer 203 where the electronic components and LED lamp beads are installed is exposed through the lamp bead exposure opening 104 and faces the lampshade to provide light.

[0030] Embodiment 2

[0031] On the basis of the first embodiment, in order to supplement the quick assembly and quick disassembly structure of the mounting base 3 and the lamp housing structure 1 which is not mentioned in the first embodiment.

[0032] like Figures 4-5 As shown, in this embodiment, a splicing buckle groove 106 is opened on one side of the limiting card column 105, and a splicing card slot 304 is opened at the bottom edge of the base main board 301. A buckle 305 is slidably installed on the edge of one side of the lower opening of the splicing card slot 304, and a connecting rod 306 is fixedly installed on the upper surface of the buckle 305. The upper end of the connecting rod 306 is fixedly connected to the side surface of one end of the push rod 307, and a return spring 308 is fixedly and movably connected to one side of the push rod 307.

[0033] During specific implementation, when docking the lamp housing structure 1 and the mounting base 3, the upper end of the limiting post 105 is inserted into the splicing slot 304, and the buckle 305 is pushed open at the same time, so that the buckle 305 and the splicing slot 106 are buckled with each other, completing the docking of the shell 101 and the base mainboard 301. During disassembly and assembly, directly press the push rod 307 to expose one end of the side surface of the base mainboard 301, and pull the buckle 305 back through the connecting rod 306 to contact the mounting base 3 to lock the lamp housing structure 1, which is convenient for disassembly and assembly.

[0034] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

[0035] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A LED lamp light source substrate fixing structure, comprising a lamp housing structure (1), characterized in that: The lamp housing structure (1) is internally clamped with a substrate structure (2); the upper surface of the lamp housing structure (1) is clamped with a mounting base (3); the lamp housing structure (1) comprises a shell (101); the upper surface of the shell (101) is provided with a substrate clamping groove (103); a limiting clamping column (105) is fixedly installed at the edge groove wall of the substrate clamping groove (103); the mounting base (3) comprises a base main board (301); a pressure column (302) is fixedly installed on the bottom side of the base main board (301).

2. The LED lamp light source substrate fixing structure according to claim 1, characterized in that: A lampshade screw opening (102) is fixedly mounted at the bottom edge of the housing (101), a lamp bead exposure opening (104) is provided at the bottom of the base plate slot (103), and a splicing buckle groove (106) is provided on one side of the limit clamping column (105).

3. The LED lamp light source substrate fixing structure according to claim 2, characterized in that: The substrate structure (2) comprises a base layer (201), an insulating layer (202) is fixedly mounted on the bottom of the base layer (201), a circuit layer (203) is fixedly mounted on the bottom side of the insulating layer (202), and positioning slots (204) are provided at the edges of the base layer (201) and the insulating layer (202).

4. The LED lamp light source substrate fixing structure according to claim 3, characterized in that: The base main board (301) is penetrated and installed with mounting bolts (303) in the up-down direction.

5. The LED lamp light source substrate fixing structure according to claim 4, characterized in that: A splicing slot (304) is provided at the bottom edge of the base main board (301), a buckle (305) is slidably mounted on one edge of the lower opening of the splicing slot (304), a connecting rod (306) is fixedly mounted on the upper surface of the buckle (305), the upper end of the connecting rod (306) and the side surface of one end of the push rod (307) are fixedly connected to each other, and a return spring (308) is fixedly and movably connected to one side of the push rod (307).

6. The LED lamp light source substrate fixing structure according to claim 5, characterized in that: The base layer (201), the insulating layer (202) and the base plate slot (103) are mutually engaged, the circuit layer (203) extends into the lamp bead exposure opening (104), and the splicing slot (304) and the limit clamping column (105) are mutually engaged.

7. The LED lamp light source substrate fixing structure according to claim 6, characterized in that: The bottom of the base mainboard (301) is mutually engaged with the upper opening of the base plate slot (103), the splicing slot (304) is mutually engaged with the upper side of the limiting post (105), the buckle (305) is mutually engaged with the splicing buckle slot (106), and the lower end of the pressure post (302) is mutually abutted against the upper surface of the base layer (201).

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