TWI404889B - Lamp holder and lamp with the lamp holder - Google Patents

Abstract

A bulb holder is applicable on the assembly of a light emitting module and includes: an enclosure, an electric conductive component, and a rotary component. The enclosure defines a housing space, an opening located on the front end of housing space and in communication with the outside, and an annular fastening component disposed close to the opening. The electric conductive component is housed on the rear end of enclosure. The rotary component is installed in the housing space and includes a second annular fastening component formed on the outer periphery and rotatably fastened with the first annular fastening component, and a positioning groove for fastening the light emitting module. The light emitting module is rotatable relative to the enclosure through the rotary component. Thus, the illumination direction of light emitting module can be adjusted for the convenience of mounting/dismounting of light emitting module.

Description

Lamp holder and lamp having the same

The invention relates to a lamp holder and a lamp having the same, in particular to a lamp holder having a rotating function for adjusting the direction of light illumination and a lamp having the base.

In the rotatably positioned LED lamp disclosed in Taiwan Patent No. M332788, the lamp body can be rotated relative to the lamp head block through the connection structure, thereby adjusting the light projection direction of the LED lamp of the lamp body.

However, in the patent case, one end of the lamp headstock is provided with a first joint portion, and one end of the lamp body is provided with a second joint portion engaged with the first joint portion, in order to assemble the lamp body and the lamp head block. After that, the first joint portion and the second joint portion are relatively complicated in structure design, and a large force is required to assemble and engage the lamp body on the lamp head seat, or the lamp body It is disassembled from the lamp head seat and is inconvenient to assemble or disassemble. Therefore, how to conceive a structural design that is simple in structure and easy to assemble or disassemble has become a subject of further improvement of the present invention.

The main object of the present invention is to provide a lamp holder with a rotating function, which has a simple structure and is convenient for assembly and disassembly of a light-emitting module or a heat sink.

Another object of the present invention is to provide a lamp having a lamp holder that has a simple structure and a rotating function, and is convenient for assembly and disassembly of the light module or the heat sink.

The object of the present invention and the prior art are solved by the following technical means. The base of the present invention is suitable for assembly of a light-emitting module. The base comprises a casing, a conductive component and a rotating component.

The outer casing defines an accommodating space, an opening at the front end for connecting the accommodating space to the outer portion, and a first annular engaging portion adjacent to the opening, the conductive element is sleeved at the rear end of the outer casing, and the rotating member is disposed in the accommodating space And a second annular engaging portion formed on the outer periphery and rotatably engaged with the first annular engaging portion, and a positioning groove for engaging the light emitting module, the light emitting module is movable through the rotating member Rotate relative to the outer casing.

The object of the present invention and solving the prior art problems can be further achieved by the following technical means.

The first annular engaging portion is one of a card slot or a snap ring, and the second annular engaging portion is one of a card slot or a snap ring.

The front and rear ends of the positioning groove are open, and the socket base further includes a wire disposed in the positioning groove and electrically connected between the conductive component and the light emitting module.

The rotating member further includes a latching slot on one side of the positioning slot, and the latching slot is engageable by a heat sink.

The outer casing includes two housings that are detachably assembled together.

The rotating member can arbitrarily adjust the rotation angle within 360 degrees with respect to the outer casing, and the first annular engaging portion and the second annular engaging portion are in a tight fit.

The lamp with a lamp holder according to the invention comprises a lighting module and a lamp holder. The base comprises a housing, a conductive element and a rotating member.

The outer casing defines an accommodating space, an opening at the front end for connecting the accommodating space to the outer portion, and a first annular engaging portion adjacent to the opening, the conductive element is sleeved at the rear end of the outer casing, and the rotating member is disposed in the accommodating space And a second annular engaging portion formed on the outer periphery and rotatably engaged with the first annular engaging portion, and a positioning groove for engaging the light emitting module, the light emitting module is movable through the rotating member Rotate relative to the outer casing.

According to the above technical means, the advantage and function of the base of the present invention is that the design of the second annular engaging portion of the rotating member is rotatably engaged with the first annular engaging portion of the outer casing, so that the user wants to adjust When the light of the light emitting module is irradiated, the light emitting module can be directly rotated and the rotating member can be rotated relative to the outer casing to adjust the light irradiation direction of the light emitting module. Furthermore, the design of the positioning groove and the snap groove of the rotating member can facilitate the assembly of the light-emitting module and the heat sink on the rotating member, or can be disassembled from the rotating member, so as to facilitate the maintenance of the circuit substrate or the light-emitting diode. Or change jobs.

The above and other technical contents, features and advantages of the present invention will be apparent from the following detailed description of the preferred embodiments of the invention. The technical means and functions of the present invention for achieving the intended purpose can be more deeply and specifically understood by the description of the specific embodiments. However, the drawings are only for the purpose of reference and description, and are not intended to limit the invention. .

Before the present invention is described in detail, it is noted that in the following description, similar elements are denoted by the same reference numerals.

As shown in FIG. 1 , it is a first preferred embodiment of a lamp holder having a lamp holder. The lamp 100 includes a base 1 and a light-emitting module 2 detachably assembled on the base 1 . In an embodiment, the luminaire 100 is a horizontally embedded LED light.

As shown in FIG. 2, FIG. 3, FIG. 4 and FIG. 5, the base 1 includes a casing 11, a conductive member 12, and a rotating member 13. The housing 11 includes two housings 111 that are detachably assembled. Each housing 111 has a cover shape, and a plurality of positioning posts 112 and a plurality of positioning holes 113 are disposed on the end surface, and the positioning post 112 of one of the housings 111 is disposed. The positioning hole 113 of the other housing 111 is inserted into the positioning hole 113 of the other housing 111, and the positioning post 112 of the other housing 111 is inserted into the positioning hole 113 of the housing 111 so that the two housings 111 can pass through the clamping manner. Assembled together. The two housings 111 of the outer casing 11 define a socket portion 114 for the conductive member 12 to be sleeved at the rear end, a receiving space 115 for receiving the rotating member 13, and a receiving space 115 and an outer portion at the front end. The interconnecting opening 116 and a first annular engaging portion 117 adjacent to the rear side of the opening 116.

The rotating member 13 includes a circular disk body 131 and a second annular engaging portion 132 formed on the outer periphery of the disk body 131. The second annular engaging portion 132 is rotatably coupled to the first annular engaging portion. In the embodiment 117, the first annular engaging portion 117 is a card slot formed on the inner surface of the two casings 111, and the second annular engaging portion 132 is protruded from the outer periphery of the disk body 131. The snap ring of the card slot can be latched, thereby enabling the rotating member 13 to firmly engage the outer casing 11 through the second annular engaging portion 132 and can rotate relative to the outer casing 11.

The light-emitting module 2 includes a lamp cover 21, a circuit board 22 disposed on the inner side of the lamp cover 21, and a plurality of light-emitting diodes 23 disposed on the circuit board 22. The light-emitting module 2 can be coupled to the rotating member 13 through the lamp cover 21. A positioning groove 133 of the disk body 131 allows the light-emitting module 2 to rotate relative to the outer casing 11 through the rotating member 13. Since the front and rear ends of the positioning groove 133 are open, a wire 14 of the base 1 can be inserted between the conductive member 12 and the circuit substrate 22 of the light-emitting module 2 so that the conductive member 12 is electrically connected. After being assembled in the power supply base 41 (as shown in FIG. 6), the power can be transmitted to the circuit substrate 22 through the wires 14 to provide power required for the operation of the light-emitting diode 23. Since the globe 21 is made of a light-transmitting material, the light source generated when the light-emitting diode 23 operates can be radiated to the outside via the globe 21.

Preferably, in order to provide a better heat dissipation effect when the circuit substrate 22 and the light emitting diode 23 are operated, the lamp 100 further includes a heat sink 3 detachably coupled to the light emitting module 2. The heat sink 3 includes a plate body 31 and a plurality of heat dissipation fins 32 protruding from one side of the plate body 31. The circuit board 22 of the light module 2 can be fixed to the board body 31 by a screw lock or a snap fit. The other side of the fin 32 is configured to allow the heat sink 3 to conduct heat generated when the circuit substrate 22 and the light-emitting diode 23 operate to the outside to achieve a good heat dissipation effect.

The plate body 31 includes two ribs 311 protruding from the opposite sides, and the lamp cover 21 is provided with two elongated sliding grooves 211 on opposite sides. The plate body 31 can be slidably coupled to the elongated chute through the ribs 311. The 211 is joined to the lamp cover 21. Since the disk body 131 of the rotating member 13 is further provided with a latching slot 134 on the side of the positioning slot 133 and communicating with the positioning slot 133, the heat sink 3 can be latched to the latching slot 134 after being slidably attached to the lamp cover 21. In the above, the heat sink 3 can be stably assembled on the lamp cover 21.

When assembling the luminaire 100, the two housings 111 are first engaged with each other and clamped to the disc body 131 of the rotating member 13, so that the second annular engaging portion 132 of the rotating member 13 is engaged with the first ring of the outer casing 11. In the engaging portion 117, after the conductive member 12 is sleeved on the socket portion 114 of the outer casing 11, the assembly of the base block 1 is completed. Next, the rib 311 of the heat sink 3 is aligned with the elongated slot 211 of the lamp cover 21, and the rib 311 is pushed into the elongated slot 211 along the extending direction of the elongated slot 211, so that the light-emitting module 2 is And the heat sink 3 is slidably coupled to each other. Finally, the assembly of the luminaire 100 is completed after the assembled illuminating module 2 and the heat sink 3 are simultaneously snapped into the positioning groove 133 of the rotating member 13 and the engaging groove 134 via the opening 116 of the outer casing 11. In addition, when the circuit board 22 or the light-emitting diode 23 of the light-emitting module 2 needs to be repaired or replaced due to a damaged relationship, the light-emitting module 2 and the heat sink 3 are pulled out from the positioning groove 133 and the card of the rotating member 13 via the opening 116. After the groove 134 is connected, the heat sink 3 is taken out along the extending direction of the elongated sliding groove 211, so that the circuit board 22 or the light-emitting diode 23 can be repaired or replaced. Compared with the prior art, the light-emitting module 2 and the heat sink 3 can be assembled and snapped onto the rotating member 13 of the base 1 or the light-emitting module 2 and the heat sink 3 can be replaced by the base. The rotating member 13 of 1 is detached.

As shown in FIG. 6 , when the lamp 100 is in use, it is usually screwed through the screwing portion 121 of the conductive member 12 to the power socket 41 disposed on the wall 4 , which is generated by the LED 2 of the light-emitting module 2 . The light source has a directionality after being diverged through the lamp cover 21. Although the conductive member 12 of the base block 1 is screwed to the power supply base 14 to cause the outer casing 11 to be in a stationary state, the design of the rotating member 13 can be rotated relative to the outer casing 11. The user can directly rotate the light emitting module 2 in the direction indicated by the arrow I or the arrow II to adjust the light irradiation direction of the light emitting module 2. In this embodiment, the light-emitting module 2 can arbitrarily adjust the rotation angle of the rotating member 13 relative to the outer casing 11 within 360 degrees, and the second annular engaging portion 132 and the first annular engaging portion 117 are tightly closed. In the state of the mating, the user can adjust the lighting module 2 to the desired angular position through the rotating member 13.

As shown in FIG. 7 , it is a second preferred embodiment of the lamp holder having the lamp holder. The overall structure and use of the lamp 110 is substantially the same as that of the first preferred embodiment, except that the first part of the casing 11 is The annular engagement portion 117 is different from the second annular engagement portion 132 of the rotary member 13.

In this embodiment, the first annular engaging portion 117 is a snap ring protruding from the inner surface of the two casings 111, and the second annular engaging portion 132 is formed on the outer periphery of the disk body 131 and is The card slot of the snap ring is thereby able to achieve the same effect of engaging the rotating member 13 with the housing 11 and rotating relative to the housing 11.

In summary, the luminaires 100 and 110 of the two embodiments are designed to be rotatably engaged with the first annular engaging portion 117 of the outer casing 11 by the second annular engaging portion 132 of the rotating member 13 so that the user wants to adjust When the light of the light-emitting module 2 is irradiated, the light-emitting module 2 can be directly rotated and the rotating member 13 can be rotated relative to the outer casing 11 to adjust the light-irradiating direction of the light-emitting module 2. Moreover, the design of the positioning groove 133 and the engaging groove 134 of the rotating member 13 can facilitate the assembly of the light-emitting module 2 and the heat sink 3 on the rotating member 13 or the rotating member 13 to facilitate the circuit substrate. 22 or the repair or replacement operation of the light-emitting diode 23, it is indeed possible to achieve the object of the present invention.

The above is only the preferred embodiment of the present invention, and the scope of the invention is not limited thereto, that is, the simple equivalent changes and modifications made by the scope of the invention and the description of the invention are All remain within the scope of the invention patent.

100, 110‧‧‧ lamps

1‧‧‧ lamp holder

11‧‧‧Shell

111‧‧‧Shell

112‧‧‧Positioning column

113‧‧‧Positioning holes

114‧‧‧ Sockets

115‧‧‧ accommodating space

116‧‧‧ openings

117‧‧‧First Ring Engagement

12‧‧‧Conductive components

121‧‧‧ screw joint

13‧‧‧Rotating parts

131‧‧‧ dish

132‧‧‧Second ring joint

133‧‧‧ positioning slot

134‧‧‧ card slot

14‧‧‧Wire

2‧‧‧Lighting module

21‧‧‧shade

211‧‧‧Long chute

22‧‧‧ circuit board

23‧‧‧Lighting diode

3‧‧‧heatsink

31‧‧‧ board

311‧‧‧ ribs

32‧‧‧Heat fins

4‧‧‧ wall

41‧‧‧Power holder

I, II‧‧‧ arrows

Figure 1 is a perspective view of a first preferred embodiment of a luminaire having a base of the present invention;

2 is an exploded perspective view of a first preferred embodiment of a lamp holder having a lamp holder according to the present invention, illustrating the assembly relationship of the lamp holder, the light module, and the heat sink;

Figure 3 is a front elevational view of the rotary member of the first preferred embodiment of the lamp holder having the base of the present invention;

Figure 4 is a front elevational view of a first preferred embodiment of the luminaire having a base of the present invention;

Figure 5 is a cross-sectional view taken along line 5-5 of Figure 4, illustrating that the first annular engaging portion is a card slot, and the second annular engaging portion is a snap ring;

6 is a perspective view of a first preferred embodiment of a lamp holder having a lamp holder assembled in a power supply base, illustrating that the light-emitting module and the heat sink are rotatable relative to the outer casing through the rotating member;

Figure 7 is a cross-sectional view of the base of the second preferred embodiment of the lamp holder having the base of the present invention, illustrating that the first annular engaging portion is a snap ring and the second annular engaging portion is a card slot.

100. . . Lamp

1. . . Lamp holder

11. . . shell

111. . . case

114. . . Socket

115. . . Housing space

116. . . Opening

117. . . First annular engagement

12. . . Conductive component

13. . . Rotating piece

131. . . Disk body

132. . . Second annular engagement

2. . . Light module

twenty one. . . lampshade

3. . . heat sink

32. . . Heat sink fin

Claims (16)

A lamp holder is suitable for assembly of a light-emitting module, the lamp holder includes: a casing defining an accommodation space, an opening at the front end to communicate the accommodation space with the exterior, and a first adjacent to the opening a ring-shaped engaging portion; a conductive member sleeved on the rear end of the casing; and a rotating member disposed in the receiving space, and comprising a ring formed on the outer periphery and rotatably engaged with the first ring a second annular engaging portion that is engaged with the portion, and a positioning slot for engaging the light emitting module, the light emitting module is rotatable relative to the outer casing through the rotating member, wherein the rotating member is opposite to the outer casing The rotation angle is arbitrarily adjusted within 360 degrees, and a tight fit is formed between the first annular engaging portion and the second annular engaging portion. The base of the first aspect of the invention, wherein the first annular engaging portion is one of a card slot or a snap ring, and the second annular engaging portion is one of a card slot or a snap ring. The base of the first aspect of the invention, wherein the front and rear ends of the positioning groove are open, and the socket base further comprises a hole disposed in the positioning groove and electrically connected between the conductive component and the light emitting module Wire. The base of the first aspect of the invention, wherein the rotating member further comprises a latching slot on a side of the positioning slot, the latching slot being engageable by a heat sink. The base of claim 1, wherein the outer casing comprises two housings that are detachably assembled together. According to the pedestal of the second aspect of the invention, wherein the front and rear ends of the positioning groove are open, the socket base further comprises a cable disposed in the positioning slot and electrically a wire connected between the conductive element and the light emitting module. The cradle according to the sixth aspect of the invention, wherein the rotating member further comprises a latching slot on a side of the positioning slot, the latching slot being engageable by a heat sink. The base of claim 7, wherein the outer casing comprises two housings that are detachably assembled together. A lamp having a lamp holder includes: a light-emitting module; a lamp holder, comprising: a casing defining an accommodation space, an opening at the front end to communicate the accommodation space with the outside, and an opening adjacent to the opening a first annular engaging portion; a conductive member sleeved on the rear end of the outer casing; and a rotating member disposed in the receiving space and including a first ring formed on the outer periphery and rotatably coupled to the first ring a second annular engaging portion that is engaged with the engaging portion, and a positioning slot for engaging the light emitting module, wherein the light emitting module is rotatable relative to the outer casing through the rotating member, wherein the rotating member is opposite to the rotating member The outer casing adjusts the rotation angle arbitrarily within 360 degrees, and the first annular engaging portion and the second annular engaging portion are in a tight fit. The luminaire with a socket base according to claim 9, wherein the first annular engaging portion is one of a card slot or a snap ring, and the second annular engaging portion is a card slot or a snap ring. another. A lamp having a base as described in claim 9 of the patent application, The front and rear ends of the positioning slot are open, and the socket base further includes a wire disposed in the positioning slot and electrically connected between the conductive component and the light emitting module. The lamp holder with a base according to claim 9 further includes a heat sink detachably coupled to the light emitting module, the rotating member further comprising a heat sink card on a side of the positioning slot The card is connected to the slot. A lamp holder having a base as claimed in claim 9 wherein the housing comprises two housings that are detachably assembled together. The lamp holder having the cap holder according to claim 10, wherein the front and rear ends of the positioning groove are open, the lamp holder further comprises a threaded through the positioning groove and electrically connected to the conductive element and the light emitting module. The wire between the groups. The lamp holder having the base of claim 14 further comprising a heat sink detachably coupled to the light emitting module, the rotating member further comprising a heat sink card on a side of the positioning slot The card is connected to the slot. A lamp holder having a base as described in claim 15 wherein the housing comprises two housings that are detachably assembled together.