A mounting structure for a light-emitting module in a downlight

Abstract

The invention discloses an installation structure of a light module in a downlight that is easy to assemble and disassemble, comprising: an outer tube, the light module comprising: a mounting tube, a power supply, a heat sink, a lamp panel, a lens, and a fixing ring for fixing the lens in the mounting tube; an insulating protection tube is arranged in the outer tube, and power line holes are provided on the bottom walls of the insulating protection tube and the outer tube, the mounting tube is arranged in the insulating protection tube, a side power supply mechanism, a guide anti-drop mechanism, and a positioning mechanism are provided between the insulating protection tube and the mounting tube, and a mounting tube ejection mechanism is also provided in the bottom wall of the insulating protection tube. The downlight with the light module installation structure can be widely used in various occasions such as office and home.

Description

Technical Field

[0001] The invention relates to a downlight, and in particular to a mounting structure of a light-emitting module in the downlight. Background Art

[0002] At present, the installation and removal of the light module in the traditional downlight are both troublesome. Therefore, in actual use, when the light module in the downlight is broken, the user usually does not know or is unwilling to replace the light module by himself, and can only send professional maintenance personnel to provide door-to-door service, which greatly increases the maintenance cost. Summary of the invention

[0003] The technical problem to be solved by the present invention is to provide a mounting structure of a light-emitting module in a downlight which is convenient for assembly and disassembly.

[0004] In order to solve the above technical problems, the technical solution adopted by the present invention is: an installation structure of a light-emitting module in a downlight, comprising: an outer tube, the light-emitting module comprising: a mounting tube, a power supply, a heat sink, a lamp panel, a lens arranged in sequence in the mounting tube, and a fixing ring for fixing the lens in the mounting tube; an insulating protection tube is arranged in the outer tube, and power line holes are provided on the bottom walls of the insulating protection tube and the outer tube, the mounting tube is arranged in the insulating protection tube, and a side power supply mechanism, a guide anti-slip mechanism and a positioning mechanism are arranged between the insulating protection tube and the mounting tube, and an mounting tube ejection mechanism is also penetrated through the bottom wall of the insulating protection tube.

[0005] As a preferred solution, in the installation structure of the light-emitting module in the downlight, the specific structure of the side power-taking mechanism includes: two circumferentially arranged switching conductors on the inner wall of the insulating protection tube for connecting the live wire and the neutral wire respectively, and arranged axially; the installation tube is provided with two rows of power-taking holes corresponding to the switching conductors one by one, and each row of power-taking holes includes: at least two axially arranged power-taking holes matching the corresponding switching conductors; power-taking conductors are respectively arranged on the inner wall of the installation tube facing each row of power-taking holes; power-taking elastic components and power-taking spherical objects are arranged in the power-taking holes, and the bottom of the power-taking elastic components is connected to the power-taking conductors.

[0006] As a preferred solution, in the installation structure of the light-emitting module in the downlight, the power-taking elastic component is a power-taking spring, and the power-taking spherical object is a metal spherical object.

[0007] As a preferred solution, in the installation structure of the light-emitting module in the downlight, a power supply seat is provided in the power supply hole, a power supply placement hole which is larger on the outside and smaller on the inside is provided in the power supply seat, and the power supply spring and the metal spherical object are sequentially arranged in the power supply placement hole.

[0008] As a preferred solution, in the installation structure of the light-emitting module in the downlight, the specific structure of the positioning mechanism includes: a positioning pin, a positioning hole matching the positioning pin is opened on the inner wall of the insulating protection tube, the positioning pin is inserted into the positioning hole, and a positioning pit matching the positioning pin is provided on the installation tube.

[0009] As a preferred solution, in the installation structure of the light-emitting module in the downlight, the positioning elastic component is a spring, and the positioning spherical object is a metal spherical object.

[0010] As a preferred embodiment, in the installation structure of the light-emitting module in the downlight, the specific structure of the guide anti-slip mechanism includes: at least one guide channel opened on the inner wall of the insulating protection tube and a guide block arranged on the installation tube and corresponding to the guide channel one by one. The specific arrangement of the guide channel is as follows: longitudinal guide grooves are respectively opened on the front and rear sides of the inner wall of the insulating protection tube to form a front longitudinal guide groove and a rear longitudinal guide groove, and the front and rear longitudinal guide grooves are staggered with each other. A transverse guide groove connecting the front and rear longitudinal guide grooves is also opened on the inner wall of the insulating protection tube.

[0011] As a preferred embodiment, in the installation structure of the light-emitting module in the downlight, the installation tube ejection mechanism includes: a travel rod, an ejection tube inserted into the bottom wall of the insulating protection tube, an ejection column movably arranged in the ejection tube, a return spring arranged between the body column and the bottom wall of the ejection tube, and the ejection column is provided with a track groove consisting of two mutually parallel longitudinal slide grooves and two inverted "V"-shaped slide grooves respectively used to connect the same end of the pair of longitudinal slide grooves to form a closed-loop track groove. The travel rod is in a square bracket shape, and consists of a longitudinal connecting rod, a travel reference rod arranged at one end of the longitudinal connecting rod, and a travel control rod arranged at the other end of the longitudinal connecting rod. The travel control rod is slidably arranged in the track groove, and the travel reference rod is fixed on the ejection tube.

[0012] As a preferred solution, in the installation structure of the light-emitting module in the downlight, the specific arrangement of the travel rod is as follows: a protruding boss is provided at the bottom of the ejector tube, and a placement groove is provided on the protruding boss, which is communicated with the inner cavity of the ejector tube and is used to place the travel rod. A positioning hole matching the travel reference rod is provided on the bottom wall of the placement groove, the travel reference rod is inserted in the positioning hole, and a limit ring is sleeved on the protruding boss.

[0013] As a preferred solution, in the installation structure of the light-emitting module in the downlight, the limit retaining ring is a limit spring.

[0014] The beneficial effects of the present invention are as follows: the present invention forms a light-emitting module by installing a power supply, a heat sink, a lamp panel, and a lens in a mounting tube, and a side power-taking mechanism, a guide anti-detachment mechanism, and a positioning mechanism are arranged between the insulating protection tube and the mounting tube, and a mounting tube ejection mechanism is penetrated in the bottom wall of the insulating protection tube, so that the disassembly and assembly of the light-emitting module is very convenient, and professional maintenance personnel are no longer required to provide on-site service, thereby greatly reducing maintenance costs. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the explosion structure of the present invention.

[0016] Figure 2 yes Figure 1 Schematic diagram of the enlarged structure of the cylinder ejection mechanism installed in the figure.

[0017] Figure 3 It is a structural diagram of installing the cylinder ejection mechanism.

[0018] Figure 4 It is an enlarged structural diagram of the insulating protection tube and the mounting tube.

[0019] Figure 5 It is a cross-sectional structural schematic diagram of the present invention.

[0020] Figure 6 It is a schematic diagram of the decomposed structure of the three major parts of the present invention.

[0021] Figures 7 to 10 It is a schematic diagram of the use status of the installed cylinder ejection mechanism.

[0022] Figures 11 to 14 It is a schematic diagram of the usage status of the side power supply mechanism.

[0023] Figures 1 to 14 The reference numerals in the drawings are: 1, face ring, 2, transparent sheet, 3, silicone ring, 4, fixing ring, 5, lens, 6, lamp board, 7, radiator, 8, inner cylinder installation, 9, outer cylinder installation, 91, guide block, 10, conductive spring transfer, 11, power flashlight, 111, power spring, 112, power steel ball, 12, power circuit board, 13, high-voltage protection ring, 14, power supply, 15, insulating protection cylinder, 151, limit block, 153, front longitudinal guide groove, 154, transverse guide groove, 155, 5. Rear longitudinal guide groove, 157. Positioning spring, 16. Positioning cylinder, 161. Ejector pin, 171. Ejection column, 172. Travel rod, 1721. Travel reference rod, 1722. Longitudinal connecting rod, 1723. Travel control rod, 173. Return spring, 174. Ejector cylinder, 1741. Extending boss, 175. Limit spring, 18. Magnet, 19. Gasket, 20. Outer cylinder, 21. Spring ear load, 22. Mounting spring, 23. Input cable, 24. Wire cover. DETAILED DESCRIPTION

[0024] The following is combined with Figures 1 to 14 , describes in detail a specific implementation scheme of the installation structure of the light-emitting module in a downlight according to the present invention:

[0025] like Figure 1 As shown, the installation structure of the light-emitting module in the downlight of the present invention comprises: an outer tube 20, the light-emitting module comprises: a power supply 14, a heat sink 7, a lamp board 6, a lens 5, and a mounting tube consisting of a mounting outer tube 9 and a mounting inner tube 8 sleeved in the mounting outer tube 9, the power supply 14 is arranged in the mounting outer tube 9 and fixed on the bottom wall of the mounting outer tube 9, the heat sink 7, the lamp board 6, and the lens 5 are arranged in the mounting inner tube 8 in sequence, the lamp board 6 is fixed on the heat sink 7, and the lens 5 is fixed on the mounting inner tube 8 through a fixing ring 4; an insulating protection tube 15 is arranged in the outer tube 20, and power line through holes are opened on the bottom walls of the insulating protection tube 15 and the bottom walls of the outer tube 20 (which belong to the conventional technology in this field and are not shown in the figure), the mounting outer tube 9 is arranged in the insulating protection tube 15, and the mounting outer tube 9 and the insulating protection tube 15 are connected. A lateral power-taking mechanism, a guide anti-slip mechanism and a positioning mechanism are arranged between them; the specific structure of the positioning mechanism includes: a positioning spring pin composed of a positioning cylinder 16, a spring arranged in the positioning cylinder 16 (which belongs to the conventional technology in this field, not shown in the figure) and a ejector pin 161 inserted in the positioning cylinder 16, a positioning placement hole matched with the ejector pin 161 in the positioning spring pin is opened on the inner wall of the insulating protection cylinder 15, the positioning cylinder 16 in the positioning spring pin is inserted in the positioning placement hole, and a positioning pit matched with the ejector pin 161 is arranged on the mounting outer cylinder 9 (which belongs to the conventional technology in this field, not shown in the figure); the specific structure of the guide anti-slip mechanism includes: a guide channel opened on the inner wall of the insulating protection cylinder 15, and a guide block 91 arranged on the mounting outer cylinder 9 and matched with the guide channel one by one, such as Figure 4 and Figure 5As shown, the specific arrangement of the guide channel is as follows: longitudinal guide grooves are respectively provided on the front and rear sides of the inner wall of the insulating protection tube 15 to form a front longitudinal guide groove 153 and a rear longitudinal guide groove 155, the front and rear longitudinal guide grooves 153 and 155 are staggered, and a transverse guide groove 154 connecting the front and rear longitudinal guide grooves 153 and 155 is provided on the inner wall of the insulating protection tube 15; the specific structure of the side power-taking mechanism includes: two circumferentially arranged switching conductive springs 10 as switching conductors on the inner wall of the insulating protection tube 15, which are used to connect the live wire and the neutral wire respectively, and the mounting outer tube 9 is provided with two rows of switching conductive springs corresponding to the switching conductive springs one by one Power-taking holes, each row of power-taking holes includes: at least two power-taking holes arranged along the axial direction matched with the corresponding switching conductive spring pieces 10, and power-taking circuit boards 12 as power-taking conductors are respectively arranged on the inner wall of the mounting outer tube 9 facing each row of power-taking holes, a power-taking flashlight 11 is arranged in the power-taking holes, and a power-taking spring 111 as a power-taking elastic component and a power-taking steel ball 112 as a power-taking spherical object are arranged in the power-taking flashlight 11, and the bottom of the power-taking spring 111 is connected to the power-taking circuit board 12; a high-voltage protection ring 13 for shielding the switching conductive spring pieces 10 is arranged between the insulating protection tube 15 and the mounting outer tube 9; a mounting tube ejection mechanism is penetrated in the bottom wall of the insulating protection tube 15, such as Figure 2 and Figure 3 As shown, the specific structure of the installation tube ejection mechanism includes: a travel rod 172 and an ejection tube 174 penetrating the bottom wall of the insulating protection tube 15, an ejection column 171 is movably arranged in the ejection tube 174, a return spring 173 is arranged between the body column 171 and the bottom wall of the ejection tube 174, and the ejection column 171 is provided with two mutually parallel longitudinal slide grooves and two inverted "V"-shaped slide grooves respectively used to connect the same end of the pair of longitudinal slide grooves to form a closed-loop track groove, the travel rod 172 is in a square bracket shape, and is composed of a longitudinal connecting rod 1722, a travel reference rod 1721 arranged at one end of the longitudinal connecting rod, and a travel reference rod 1721 arranged at the other end of the longitudinal connecting rod. The travel control rod 1723 is slidably arranged in the track groove, and the travel reference rod 1721 is fixed on the ejection tube 174. The specific arrangement method is as follows: a protruding boss 1741 is arranged at the bottom of the ejection tube 174, and a placement groove which is communicated with the inner cavity of the ejection tube 174 and is used to place the travel rod 172 is opened on the protruding boss 1741, and a positioning hole which matches the travel reference rod 1721 is opened on the bottom wall of the placement groove (which belongs to the conventional technology in this field and is not shown in the figure), and the travel reference rod 1721 is inserted in the positioning hole, and a limit spring 175 as a limit retaining ring is also sleeved on the protruding boss 1741.

[0026] In actual application, a pair of spring ears 21 are symmetrically arranged on the side surface of the outer tube 20, and a mounting spring 22 is arranged on the spring ears 21. The bottom of the outer tube 20 is provided with an input cable 23 through a wire pressing cover 24; the upper edge of the outer tube 20 is provided with a mounting edge outward, and a plurality of magnets 18 are arranged circumferentially on the mounting edge. A face ring module composed of a face ring 1, a transparent sheet 2 and a silicone ring 3 is also arranged on the outside of the light-emitting module. The face ring 1 is made of magnetic material. In this way, the entire downlight is arranged into three relatively independent parts: the face ring part I, the light-emitting module II and the barrel part III - see Figure 6 shown.

[0027] In actual use, Figures 7 and 8 As shown, the outer cylinder 9 is positioned at two different positions of the insulating protection cylinder 15. Figures 11 to 14 shown.

[0028] During actual maintenance, you can directly remove the face ring part Ⅰ, and then press the entire light module Ⅱ inwards - see Fig. 9 and Fig.10 As shown, the ejection column 171 pushes the light emitting module II out for a distance but does not drop it. At this time, the guide block 91 installed on the outer cylinder 9 is still in the rear longitudinal guide groove 155, thereby effectively preventing the light emitting module II from falling out of the outer cylinder 20. Then, the light emitting module II is rotated so that the guide block 91 installed on the outer cylinder 9 is located in the front longitudinal guide groove 153, and the light emitting module II is taken out of the insulating protection cylinder 15 as a whole.

[0029] In summary, the above is only a preferred embodiment of the present invention and is not intended to limit the scope of the present invention. All equivalent changes and modifications made to the shape, structure, characteristics and spirit described in the scope of the claims of the present invention should be included in the scope of the claims of the present invention.

Claims

1. A mounting structure for a light-emitting module in a downlight, comprising: The outer tube is characterized in that the light-emitting module includes: a mounting tube, a power supply, a heat sink, a light panel, a lens, and a fixing ring for fixing the lens in the mounting tube, which are sequentially arranged in the mounting tube; an insulating protection tube is arranged in the outer tube, and power line holes are provided on the bottom walls of the insulating protection tube and the outer tube, the mounting tube is arranged in the insulating protection tube, and a side power supply mechanism, a guide anti-slip mechanism and a positioning mechanism are provided between the insulating protection tube and the mounting tube, and a mounting tube ejection mechanism is also penetrated in the bottom wall of the insulating protection tube; the specific structure of the side power supply mechanism includes: two axially arranged switching conductors arranged on the inner wall of the insulating protection tube along the circumferential direction for connecting the live wire and the neutral wire respectively, and the mounting tube is provided with a plurality of conductive bodies arranged along the circumferential direction. The mounting tube is provided with two rows of power-taking holes corresponding to the switching conductors one by one, and each row of power-taking holes includes: at least two power-taking holes arranged along the axial direction and matched with the corresponding switching conductors, and power-taking conductors are respectively arranged on the inner wall of the mounting tube facing each row of power-taking holes, and power-taking elastic components and power-taking spherical objects are arranged in the power-taking holes, and the bottom of the power-taking elastic components is connected to the power-taking conductors; the specific structure of the positioning mechanism includes: a positioning spring pin, a positioning placement hole matched with the positioning spring pin is provided on the inner wall of the insulating protection tube, the positioning spring pin is inserted into the positioning placement hole, and a positioning pit matched with the positioning spring pin is provided on the mounting tube; the specific structure of the guide anti-slip mechanism includes: at least one opening in the The guide channel of the inner wall of the insulating protection tube, and the guide block arranged on the installation tube and corresponding to the guide channel, the specific arrangement of the guide channel is as follows: the front and rear sides of the inner wall of the insulating protection tube are respectively provided with longitudinal guide grooves to form a front longitudinal guide groove and a rear longitudinal guide groove, the front and rear longitudinal guide grooves are staggered with each other, and the inner wall of the insulating protection tube is also provided with a transverse guide groove connecting the front and rear longitudinal guide grooves; the installation tube ejection mechanism comprises: a travel rod, an ejection tube penetrating the bottom wall of the insulating protection tube, an ejection column is movably arranged in the ejection tube, a reset spring is arranged between the ejection body column and the bottom wall of the ejection tube, and the ejection column is provided with two longitudinal slide grooves parallel to each other, and two longitudinal slide grooves are respectively used for An inverted "V"-shaped slide groove is used to connect the ends of the same end of the two longitudinal slide grooves to form a closed-loop track groove. The travel rod is in a square bracket shape and consists of a longitudinal connecting rod, a travel reference rod arranged at one end of the longitudinal connecting rod, and a travel control rod arranged at the other end of the longitudinal connecting rod. The travel control rod is slidably arranged in the track groove, and the travel reference rod is fixed on the ejection cylinder. The specific arrangement of the travel rod is as follows: a protruding boss is arranged at the bottom of the ejection cylinder, and a placement groove is opened on the protruding boss, which is communicated with the inner cavity of the ejection cylinder and is used to place the travel rod. A positioning hole matching the travel reference rod is opened on the bottom wall of the placement groove. The travel reference rod is inserted in the positioning hole, and a limit ring is sleeved on the protruding boss.

2. The installation structure of the light-emitting module in the downlight according to claim 1, characterized in that: The power-taking elastic component is a power-taking spring, and the power-taking spherical object is a metal spherical object.

3. The installation structure of the light-emitting module in the downlight according to claim 2, characterized in that: The power taking hole is provided with a power taking seat, and a power taking placement hole which is larger outside and smaller inside is opened in the power taking seat. The power taking spring and the metal spherical object are sequentially arranged in the power taking placement hole.

4. The installation structure of the light-emitting module in the downlight according to claim 1, characterized in that: The limit retaining ring is a limit spring.

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