MODULAR LAMP

Abstract

MODULAR LAMP The invention relates to a modular lamp comprising a base (10), a light source module (20), and a surface cover (30). The base (10) is fixedly mounted externally and has a mounting cavity (101) with a lower end formed with an opening. A first electrical connection portion (11) is disposed on an inner wall of the mounting cavity (101). The light source module (20) is detachably disposed on the base (10) and located within the mounting cavity (101). The surface cover (30) is detachably mounted on the light source module (20) and covers the opening in the lower end of the mounting cavity (101), thus achieving a modular design for the LED lamp and making the lamp easy to maintain. Figure to be published with the abstract: Figure 1

Description

Title of the invention: MODULAR LAMP

[0001] BACKGROUND OF THE INVENTION

[0002] 1. Technical field

[0003] The invention relates to the technical field of lamps, in particular to a modular lamp.

[0004] 2. Description of the state of the art

[0005] Light-emitting diode lamps, abbreviated as LED lamps, are equipment capable of transmitting and distributing light, and changing the light distribution of an LED light source, and include, in addition to LED light sources, all parts for fixing and protecting the LED light source, as well as line accessories necessary for electrical connection. LED lamps are becoming a new generation of mainstream lighting products in the market due to their high efficiency, energy-saving property, safety, long life, small size and other technical characteristics.

[0006] In the current LED lighting industry, an LED light source and a lamp housing are structurally integrated, which makes maintenance difficult; and, when the LED light source is damaged, the entire lamp must be detached from the ceiling and discarded, and replaced with a new lamp, which not only increases the use cost for users, but also causes significant material destruction, which in turn leads to significant environmental destruction. Therefore, it is necessary to further improve the current LED lamp structure.

[0007] BRIEF SUMMARY OF THE INVENTION

[0008] Provided is a modular lamp which can effectively solve the problems of inconvenient maintenance, high usage cost, material waste and significant environmental destruction of existing LED lamps.

[0009] To this end, the technical solution adopted by the invention aims to provide a modular lamp, which comprises a base, a light source module and a surface cover, the base being fixedly mounted externally and having a mounting cavity with a lower end formed with an opening, and a first electrical connection part being provided on an inner wall of the mounting cavity; the light source module being detachably disposed on the base and located in the mounting cavity, and a second electrical connection part matched with the first electrical connection part being provided on the light source module; and the surface cover being fixedly mounted detachable on the light source module and covering the opening in the lower end of the mounting cavity.

[0010] Preferably, the base comprises a bracket, fixing legs, a power line and an upper cover; the mounting cavity is integrally formed on a lower surface of the bracket, a circular fixing plate extends outward from a periphery of a lower end of the bracket, and two fixing pieces are provided at an upper end of the bracket; the fixing legs are two in number, each fixing leg has a spring portion, is correspondingly mounted on the corresponding fixing piece via the spring portion, and is capable of rotating up and down, and the fixing legs are capable of rotating toward the fixing plate under the action of the spring portions; the power line is provided on the bracket and conductively connected to the first electrical connection portion;and the top cover is arranged on the bracket and covers a connection of the power line and the bracket. ;

[0011] Preferably, the base support and the fixing tabs are made from high temperature flame retardant materials having a melting temperature above 1000°C.

[0012] Preferably, a first assembly groove is formed at the bottom of the mounting cavity, a first connection portion matched with the first assembly groove is provided on the light source module, and the light source module is detachably mounted on the base by cooperation of the first connection portion and the first assembly groove.

[0013] Preferably, one or more first electrical connection portions are disposed at the bottom of the mounting cavity at equal angles, and each of the first electrical connection portions comprises two contact points spaced apart from each other; the second electrical connection portion is connected to an external power supply by cooperation with the two contact points.

[0014] Preferably, the first electrical connection part is mounted at the bottom of the mounting cavity and comprises two circular contact surfaces which are arranged from the inside to the outside and spaced apart from each other, and the second electrical connection part is connected to an external power supply by cooperation with the two circular contact surfaces.

[0015] Preferably, the light source module comprises a housing, a heat sink, a light emitting diode (LED) substrate, an LED light source and a light transmitting element; the housing is detachably disposed on the base and has an accommodating cavity penetrating through upper and lower surfaces of the housing; the heat sink is disposed on the housing and covers an opening in an upper end of the accommodating cavity, and the a second electrical connection portion is disposed on the heat sink and extends upward from an upper surface of the heat sink; the LED substrate is disposed in the accommodating cavity and is attached and fixed to a lower surface of the heat sink, and the second electrical connection portion is conductively connected to the LED substrate; the LED light source is disposed on the LED substrate and electrically connected to the LED substrate; and the light-transmitting element is disposed in the accommodating cavity and covers an opening in a lower end of the accommodating cavity.

[0016] Preferably, the housing is made of plastic, the heat sink is made of metal, and correspondingly, the light source module further comprises an insulating member and a printed circuit board (PCB); and the second electrical connection portion is mounted on the heat sink through the PCB, and the insulating member is disposed between the second electrical connection portion and the heat sink.

[0017] Preferably, the light source module further comprises a switch electrically connected to the LED substrate and, correspondingly, multiple LED light sources are arranged and all electrically connected to the LED substrate.

[0018] Preferably, the light source module comprises a housing, an LED substrate, an LED light source, a light transmitting member, an insulating member and a PCB; the housing is detachably disposed on the base and has an accommodating cavity penetrating through upper and lower surfaces of the housing, and the housing is made of metal; the second electrical connection portion is disposed on the housing and extends upward from an upper surface of the housing; the LED substrate is disposed in the accommodating cavity and is attached and fixed to a lower surface of the accommodating cavity, and the second electrical connection portion is conductively connected to the LED substrate through the PCB; the LED light source is disposed on the LED substrate and electrically connected to the LED substrate;the light-transmitting element is disposed in the receiving cavity and covers an opening in a lower end of the receiving cavity; and the insulating element is disposed between the second electrical connection part and the housing.

[0019] The invention has the following beneficial effects: the light source module is detachably arranged on the base and located in the mounting cavity, and the surface cover is detachably mounted on the light source module and covers the opening in the lower end of the mounting cavity, so that a modular design of the LED lamp is realized, making the easy-to-maintain lamp; and, when the LED light source is damaged, users only need to detach the LED light source and replace it with a new one, and do not need to discard the entire lamp, thus greatly reducing the use costs for users, avoiding material waste, and also avoiding environmental destruction caused by material waste.

[0020] BRIEF DESCRIPTION OF SEVERAL VIEWS OF THE DRAWINGS

[0021] [Fig. 1] is a sectional view of a first preferred embodiment of the invention.

[0022] [Fig. 2] is an exploded view of the first preferred embodiment of the invention.

[0023] [Fig.3] is an exploded view of the first preferred embodiment of the invention, from another perspective.

[0024] [Fig.4] is an exploded view of a base in the first preferred embodiment of the invention.

[0025] [Fig.5] is a view of the lower surface of the base in the first mode of rea preferred embodiment of the invention.

[0026] [Fig.6] is a three-dimensional structural view of a light source module in the first preferred embodiment of the invention.

[0027] [Fig.7] is a sectional view of the light source module in the first mode preferred embodiment of the invention.

[0028] [Fig.8] is a view of the lower surface of the base in a second embodiment preferred embodiment of the invention.

[0029] [Fig.9] is a sectional view of the light source module in a third mode preferred embodiment of the invention.

[0030] Reference numerals: 10, base; 101, mounting cavity; 102, first assembly groove; 11, first electrical connection part; 111, contact point; 112, circular contact surface; 12, bracket; 13, fixing tab; 14, power line; 15, upper cover; 16, fixing plate; 17, fixing piece; 18, spring part; 20, light source module; 201, accommodating cavity; 202, second connection part; 21, second electrical connection part; 22, first connection part; 23, housing; 24, heat sink; 25, LED substrate; 26, LED light source; 27, light transmitting member; 28, insulating member; 281, PCB; 29, switch; 30, surface cover; 301, second assembly groove; 40, ceiling. DETAILED DESCRIPTION OF THE INVENTION

[0031] The technical solution of the invention will be described clearly and completely below in association with the accompanying drawings. It is obvious that the embodiments of the following description are only preferred embodiments and do not represent all possible embodiments of the invention. All other Embodiments obtained by a person skilled in the art, without creative work, should be included within the scope of the invention.

[0032] In describing the invention, it should be noted that terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner" and "outer" are used to indicate directional or positional relationships based on the accompanying drawings, solely for the purpose of describing and simplifying the description of the invention, do not indicate or imply that a device or element referred to must be in a specific direction or be configured and operated in a specific direction, and therefore should not be construed as limitations of the invention. Furthermore, terms such as "first", "second" and "third" are used solely for descriptive purposes and should not be construed as indicating or implying relative importance.

[0033] In describing the invention, it should be noted that, unless expressly indicated and defined, terms such as "mount", "connect" and "connect" should be understood in a broad sense. For example, the term "connect" may refer to a fixed connection, a detachable connection or an integrated connection; or, a mechanical connection or an electrical connection; or, a direct connection, an indirect connection through an intermediate support or an internal communication of two elements. Those skilled in the art can understand the specific meanings of these terms in the invention, as the case may be.

[0034] Referring to Figures 1 to 7 which illustrate the specific structure of a modular lamp in a first preferred embodiment of the invention, the modular lamp comprises a base 10, a light source module 20 and a surface cover 30.

[0035] The base 10 is fixedly mounted outside and has a mounting cavity 101 with a lower end formed with an opening, and a first electrical connection part 11 is provided on an inner wall of the mounting cavity 101; in this embodiment, the base 10 comprises a bracket 12, fixing tabs 13, a power line 14 and an upper cover 15; the mounting cavity 101 is integrally formed on a lower surface of the bracket 12, a circular fixing plate 16 integrally extends outward from a periphery of a lower end of the bracket 12, and two fixing pieces 17 are provided at an upper end of the bracket 12;the fixing lugs 13 are two in number, each fixing lug 13 has a spring portion 18, is correspondingly mounted on the corresponding fixing piece 17 via the spring portion 18 and is capable of rotating up and down, and the fixing lugs 13 are capable of rotating towards the fixing plate 16 under the action of the spring portions 18; ; when the modular lamp is installed, an upper surface of the circular fixing plate 16 is fixed to a lower surface of a ceiling 40, and outer ends of the fixing legs 13 clamp an upper surface of the ceiling 40 under the action of the spring parts 18; the power line 14 is arranged on the holder 12 and conductively connected to the first electrical connection part 11; the upper cover 15 is arranged on the holder 12 and covers a connection of the power line 14 and the holder 12, so as to improve safety; the holder 12 of the base 10 and the fixing legs 13 are all made of high-temperature flame-retardant materials having a melting temperature above 1000°C, so as to prevent the lamp installed on the ceiling from being burned in the event of a fire and to prevent the fire from spreading into the ceiling;a first assembly groove 102 is formed at the bottom of the mounting cavity 101; and the first electrical connection part 11 is arranged at the bottom of the mounting cavity 101, one or more first electrical connection parts 11 being arranged at equal angles, and each first electrical connection part 11 comprising two contact points 111 spaced apart from each other. ;

[0036] The light source module 20 is detachably disposed on the base 10 and located in the mounting cavity 101, a second electrical connection portion 21 matched with the first electrical connection portion 11 is disposed on the light source module 20, and the light source module 20 is connected to an external power supply by cooperation of the second electrical connection portion 21 and the first electrical connection portion 11; in this embodiment, a first connection portion 22 matched with the first assembly groove 102 is disposed on the light source module 20, and the light source module 20 is detachably mounted on the base 10 by cooperation of the first connection portion 22 and the first assembly groove 102;the second electrical connection part 21 is connected to the external power supply by cooperating with the two contact points 111; the light source module 20 comprises a housing 23, a heat sink 24, a light-emitting diode (LED) substrate 25, an LED light source 26, and a light-transmitting element 27; the housing 23 is detachably disposed on the base 10 and has an accommodating cavity 201 penetrating through upper and lower surfaces of the housing 23;the heat sink 24 is provided on the housing 23 and covers an opening in an upper end of the receiving cavity 201, the second electrical connection part 21 is provided on the heat sink 24 and extends upward from an upper surface of the heat sink 24, and the heat sink 24 is used for quickly dissipating heat generated when the light source module 20 is working, of; such that heat is prevented from accumulating to ensure the service life of the light source module 20; the LED substrate 25 is arranged in the accommodating cavity 201 and is attached and fixed to a lower surface of the heat sink 24, such that the heat dissipation efficiency is effectively improved; the second electrical connection portion 21 is conductively connected to the LED substrate 25; the LED light source 26 is arranged on the LED substrate 25 and electrically connected to the LED substrate 25; and the light-transmitting element 27 is arranged in the accommodating cavity 201 and covers an opening in a lower end of the accommodating cavity 201.

[0037] The housing 23 is made of plastic, the heat sink 24 is made of metal to ensure the heat dissipation efficiency, and correspondingly, the light source module 20 further comprises an insulating member 28 and a printed circuit board (PCB) 281; the second electrical connection portion 21 is mounted on the heat sink 24 through the PCB 281, and the insulating member 28 is disposed between the second electrical connection portion 21 and the heat sink 24 to satisfy an insulating effect so as to prevent a current from being transmitted through the second electrical connection portion 21 to the heat sink 24;the light source module 20 further comprises a switch 29 electrically connected to the LED substrate 25, and correspondingly, multiple LED light sources 26 are arranged and all electrically connected to the LED substrate 25, such that different LED light sources 26 can be controlled to operate via the switch 29 so as to realize different lighting effects, thereby improving the use experience of users; and a second connection portion 202 is arranged on a side wall of the light source module 20. ;

[0038] The surface cover 30 is detachably mounted on the light source module 20 and covers the opening in the lower end of the mounting cavity 101 so that when the light source module 20 is damaged, users only need to successively detach the surface cover 30 and the light source module 20, and then replace the damaged light source module 20 with a new one, and do not need to discard the entire lamp, thereby reducing the use costs for the users; and, in this embodiment, a second assembly groove 301 matched with the second connection portion 202 is formed in the surface cover 30, and the surface cover 30 is detachably disposed on the light source module 20 by cooperation of the second assembly groove 301 and the second connection portion 202.

[0039] [Fig.8] illustrates the specific structure of the modular lamp in a second preferred embodiment of the invention. The modular lamp of this embodiment has a structure basically identical to the modular lamp of the first preferred embodiment, and differs from the modular lamp of the first preferred embodiment in the following aspects:

[0040] In this embodiment, the first electrical connection part 11 is disposed at the bottom of the mounting cavity 101 and comprises two circular contact surfaces 112 which are disposed from the inside to the outside and spaced apart from each other; and the second electrical connection part 21 is connected to the external power supply by cooperation with the two circular contact surfaces 112.

[0041] [Fig. 9] illustrates the specific structure of the modular lamp in a third preferred embodiment of the invention. The modular lamp of this embodiment has a structure basically identical to the modular lamp of the first preferred embodiment, and differs from the modular lamp of the first preferred embodiment in the following aspects:

[0042] The light source module 20 comprises a housing 23, an LED substrate 25, an LED light source 26, a light-transmitting member 27, an insulating member 28, and a PCB 281; the housing 23 is detachably disposed on the base 10 and has an accommodating cavity 201 penetrating through upper and lower surfaces of the housing 23, and the housing 23 is made of metal, so that heat generated when the light source module 20 works can be directly dissipated through the housing 23, and an additional heat-dissipating member is not required; the second electrical connection portion 21 is disposed on the housing 23 and extends upward from an upper surface of the housing 23;the LED substrate 25 is disposed in the accommodating cavity 201 and is attached and fixed to a lower surface of the accommodating cavity 201, and the second electrical connection part 21 is conductively connected to the LED substrate 25 through the PCB 281; the LED light source 26 is disposed on the LED substrate 25 and electrically connected to the LED substrate 25; the light-transmitting member 27 is disposed in the accommodating cavity 201 and covers an opening in a lower end of the accommodating cavity 201; and the insulating member 28 is disposed between the second electrical connection part 21 and the housing 23. ;

[0043] The key design of the invention is that the light source module is detachably arranged on the base and located in the mounting cavity, and the surface cover is detachably mounted on the light source module and covers the opening in the lower end of the mounting cavity, so that a modular design of the LED lamp is realized, making the lamp easy to maintain; and, when the LED light source is in damaged, users only need to detach the LED light source and replace it with a new one, and do not need to discard the entire lamp, thus greatly reducing the usage costs for users, avoiding material waste, and also avoiding environmental destruction caused by material waste.

[0044] The above embodiments are only preferred embodiments used to describe the invention, and are not intended to limit the scope of the invention. Various modifications and improvements to the technical solution of the invention may be made by those skilled in the art, without departing from the scope of the invention.

Claims

Claims

1. A modular lamp, characterized by comprising a base (10), a light source module (20) and a surface cover (30), the base (10) being fixedly mounted outside and having a mounting cavity (101) with a lower end formed with an opening, and a first electrical connection part (11) being provided on an inner wall of the mounting cavity (101), the light source module (20) being detachably provided on the base (10) and located in the mounting cavity (101), and a second electrical connection part (21) matched with the first electrical connection part (11) being provided on the light source module (20); and the surface cover (30) being detachably mounted on the light source module (20) and covering the opening in the lower end of the mounting cavity (101).

2. A modular lamp according to claim 1, characterized in that the base (10) comprises a bracket (12), fixing lugs (13), a power line (14) and an upper cover (15); the mounting cavity (101) is integrally formed on a lower surface of the bracket (12), a circular fixing plate (16) extends outward from a periphery of a lower end of the bracket (12), and two fixing pieces (17) are provided at an upper end of the bracket (12); the fixing legs (13) are two in number, each fixing leg (13) has a spring part (18), is correspondingly mounted on the corresponding fixing piece (17) via the spring part (18), and is capable of rotating up and down, and the fixing legs (13) are capable of rotating toward the fixing plate (16) under the action of the spring parts (18);the power line (14) is arranged on the support (12) and conductively connected to the first electrical connection part (11); and the upper cover (15) is arranged on the support (12) and covers a connection of the power line (14) and the support (12).;

3. Modular lamp according to claim 1, characterized in that the support (12) of the base (10) and the fixing lugs (13) are made from high temperature flame retardant materials having a melting temperature above 1000°C.

4. Modular lamp according to claim 1, characterized in that that a first assembly groove (102) is formed at the bottom of the mounting cavity (101), a first connection part (22) matched with the first assembly groove (102) is provided on the light source module (20), and the light source module (20) is detachably mounted on the base by cooperation of the first connection part (22) and the first assembly groove (102).

5. A modular lamp according to claim 1, characterized in that one or more first electrical connection portions (11) are arranged at the bottom of the mounting cavity (101) at equal angles, and each of the first electrical connection portions (11) comprises two contact points (111) spaced apart from each other; and the second electrical connection portion (21) is connected to an external power supply by cooperation with the two contact points (111).

6. Modular lamp according to claim 1, characterized in that the first electrical connection part (11) is mounted at the bottom of the mounting cavity (101) and comprises two circular contact surfaces (112) which are arranged from the inside to the outside and spaced apart from each other, and the second electrical connection part (21) is connected to an external power supply by cooperation with the two circular contact surfaces (112).

7. A modular lamp according to claim 1, characterized in that the light source module (20) comprises a housing (23), a heat sink (24), a light-emitting diode, LED, substrate (25), an LED light source (26) and a light-transmitting element (27); the housing (23) is detachably disposed on the base (10) and has an accommodating cavity (201) penetrating through upper and lower surfaces of the housing (23); the heat sink (24) is disposed on the housing (23) and covers an opening in an upper end of the accommodating cavity (201), and the second electrical connection portion (21) is disposed on the heat sink (24) and extends upward from an upper surface of the heat sink (24);the LED substrate (25) is arranged in the accommodating cavity (201) and is attached and fixed to a lower surface of the heat sink (24), and the second electrical connection part (21) is conductively connected to the LED substrate (25); the LED light source (26) is arranged on the LED substrate (25) and electrically connected to the LED substrate; (25); and the light-transmitting element (27) is disposed in the receiving cavity (201) and covers an opening in a lower end of the receiving cavity (201).

8. Modular lamp according to claim 7, characterized in that the housing (23) is made of plastic, the heat sink (24) is made of metal and, correspondingly, the light source module (20) further comprises an insulating element (28) and a printed circuit board, PCB, (281); and the second electrical connection part (21) is mounted on the heat sink (24) through the PCB (281), and the insulating element (28) is arranged between the second electrical connection part (21) and the heat sink (24).

9. A modular lamp according to claim 7, characterized in that the light source module (20) further comprises a switch (29) electrically connected to the LED substrate (25) and, correspondingly, multiple LED light sources (26) are arranged and all electrically connected to the LED substrate (25).

10. A modular lamp according to claim 1, characterized in that the light source module (20) comprises a housing (23), an LED substrate (25), an LED light source (26), a light transmitting member (27), an insulating member (28) and a PCB (281); the housing (23) is detachably disposed on the base (10) and has an accommodating cavity (201) penetrating through upper and lower surfaces of the housing (23), and the housing (23) is made of metal; the second electrical connection portion (21) is disposed on the housing (23) and extends upward from an upper surface of the housing (23); the LED substrate (25) is disposed in the receiving cavity (201) and is attached and fixed to a lower surface of the receiving cavity (201), and the second electrical connection part (21) is conductively connected to the LED substrate (25) through the PCB (281);the LED light source (26) is arranged on the LED substrate (25) and electrically connected to the LED substrate (25); the light-transmitting element (27) is arranged in the accommodating cavity (201) and covers an opening in a lower end of the accommodating cavity (201); and the insulating element (28) is arranged between the second electrical connection part (21) and the housing (23).;

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