CN210267154U

CN210267154U - Connection structure and lamp

Info

Publication number: CN210267154U
Application number: CN201921513712.8U
Authority: CN
Inventors: 詹永; 李相兰; 李朝广; 肖柳华
Original assignee: Opple Lighting Co Ltd
Current assignee: Opple Lighting Co Ltd; Suzhou Op Lighting Co Ltd
Priority date: 2019-09-11
Filing date: 2019-09-11
Publication date: 2020-04-07
Anticipated expiration: 2029-09-11

Abstract

The utility model relates to a connecting structure and a lamp, wherein the connecting structure is used for connecting a first component and a second component and comprises a connecting piece, a first connecting part arranged on the first component and a second connecting part arranged on the second component; the connecting piece comprises a shell, an insulator and a conductive terminal arranged in the inner cavity of the shell, wherein the insulator isolates the shell from the conductive terminal, and the shell is connected with a first connecting part and a second connecting part. The lamp comprises a first part, a second part and the connecting structure, wherein the first part is a light source module, and the second part is a mounting seat. The shell is isolated from the conductive terminals through the insulators, so that the shell can be made of materials with high heat conductivity such as metal and the like, the first component and the second component can conduct heat efficiently through the shell, and the heat dissipation effect of the first component or the second component is improved.

Description

Connection structure and lamp

Technical Field

The utility model relates to the field of lighting technology, especially, relate to a connection structure and lamps and lanterns.

Background

The LED lamp has the advantages of energy conservation, environmental protection and small volume, and is widely applied to the technical field of illumination. The LED lamp comprises a light source module and a mounting seat used for mounting the light source module, the light source module comprises an LED light source, the LED light source can generate heat in the lighting process, the LED light source plate needs to be rapidly cooled, the temperature of an LED chip arranged in the LED light source plate is reduced, and therefore the LED lamp can be guaranteed to have a long service life.

The light source module of the existing LED lamp only depends on self to dissipate heat, so that the heat dissipation effect is poor, and the service life of the LED light source module is short.

SUMMERY OF THE UTILITY MODEL

The utility model solves the technical problem that: provided are a connecting structure and a lamp capable of improving a heat dissipation effect.

The technical scheme of the utility model as follows:

a connecting structure for connecting a first component with a second component, the connecting structure comprising a connecting member, a first connecting portion provided on the first component, and a second connecting portion provided on the second component;

the connecting piece comprises a shell, an insulator and a conductive terminal arranged in an inner cavity of the shell, the insulator isolates the shell from the conductive terminal, and the shell is connected with the first connecting part and the second connecting part.

Preferably, in the above connection structure, the connection structure is further used for mounting a third component, the connector includes a third connection portion, and the connection structure further includes a pressing ring, the pressing ring is connected to the third connection portion, and the third component is sandwiched between the pressing ring and the second component.

Preferably, in the above connection structure, one end of the housing has an insertion cavity, the first connection portion is inserted into the insertion cavity, and an outer surface of the first connection portion is attached to an inner wall of the insertion cavity.

Preferably, in the above connection structure, the plug cavity has an open end, and the plug cavity is gradually reduced away from the open end.

Preferably, in the above connection structure, the first connection portion is provided with a positioning protrusion, a positioning groove is formed on an inner wall of the insertion cavity, and the positioning protrusion is inserted into the positioning groove.

Preferably, in the above connection structure, the connection member further includes an insulating cover, the insulating cover is provided with an insertion hole, the insulating cover is connected to the insulator and encloses an installation space, and the conductive terminal is disposed in the installation space.

Preferably, in the above-mentioned connection structure, one end of the housing has an internal thread hole, the second connection portion is a connection column having a thread on an outer surface, and the housing is in threaded connection with the second connection portion.

Preferably, in the above connection structure, the third connection portion is an external thread provided on the outer surface of the housing, and the pressing ring is sleeved on the periphery of the housing and is in threaded connection with the housing.

A lamp comprises a first component, a second component and the connecting structure, wherein the first component is a light source module, and the second component is a mounting seat.

Preferably, in the above-mentioned lamp, the first connecting portion is a light source housing, and the light source module includes a heat sink, and the heat sink abuts against the light source housing.

Preferably, in the above-mentioned lamp, the first connection portion is a light source housing, the light source module includes an electrical component, the light source housing includes a body and an insulating component, and the insulating component isolates the body from the electrical component.

The utility model discloses a connection structure's advantage lies in, because the casing with keep apart through the insulator between the conductive terminal to can choose for use the material preparation of high thermal conductivity performance such as metal the casing, thereby make first part with the second part can pass through the casing carries out high-efficient heat transfer, improves first part or the radiating effect of second part.

Drawings

Fig. 1 is a perspective view of a light source module according to an embodiment of the present invention;

fig. 2 is a perspective view of a connector according to an embodiment of the present invention;

fig. 3 is a perspective view of a connector according to an embodiment of the present invention from another perspective;

fig. 4 is an exploded view of the connecting member and the seat body according to the embodiment of the present invention;

FIG. 5 is a perspective view of the connection between the connection member and the base body according to the embodiment of the present invention;

FIG. 6 is a cross-sectional view of the connection between the connection member and the seat body according to the embodiment of the present invention;

fig. 7 is an exploded view of the light source module, the connecting member and the base according to the embodiment of the present invention;

fig. 8 is an exploded view of the light source module, the connecting member and the base body according to the embodiment of the present invention from another view angle;

fig. 9 is an exploded view of a lamp according to an embodiment of the present invention;

fig. 10 is a perspective view illustrating the connection of the light source module, the connecting member and the base according to the embodiment of the present invention;

fig. 11 is a cross-sectional view of the light source module, the connecting member and the base according to the embodiment of the present invention;

FIG. 12 is an enlarged view of a portion of FIG. 11 at I;

fig. 13 is a cross-sectional view of the light source module, the connecting member, the base and the cover according to the embodiment of the present invention;

fig. 14 is an overall view of a lamp according to an embodiment of the present invention;

fig. 15 is an exploded view of a connector according to an embodiment of the present invention.

The component names and designations in the drawings are as follows:

the light source module 100, the first component 100a, the light source housing 110, the first connection portion 110a, the body 111, the insulating member 112, the positioning protrusion 1121, the power supply assembly 120, the adapter plate 121, the electrical component 122, the heat sink 140, the side light source plate 151, the side light guide plate 152, the end light source plate 153, the end light guide plate 154, the connection member 200, the housing 210, the insertion cavity 211, the positioning groove 212, the internal thread hole 213, the external thread 214, the third connection portion 214a, the conductive terminal 220, the insulator 230, the insulating cover 240, the insertion hole 241, the mounting base 300, the second component 300a, the base body 310, the support portion 311, the connection post 312, the second connection portion 312a, the through hole 3121, the connection pipe 313, the wiring hole 3131, the press ring 314, the lamp housing 320, the third component 320a, the connection portion 321.

Detailed Description

Example 1

As shown in fig. 7 and 8, the present embodiment discloses a connection structure for connection of a first part 100a with a second part 300a, the connection structure including a connection member 200, a first connection portion 110a provided on the first part 100a, and a second connection portion 312a provided on the second part 300 a;

as shown in fig. 2 and 15, the connector 200 includes a housing 210, an insulator 230 and a conductive terminal 220 disposed in an inner cavity of the housing 210, the insulator 230 separates the housing 210 from the conductive terminal 220, and as shown in fig. 10, the housing 210 connects a first connecting portion 110a and a second connecting portion 312 a. The connector 200 can not only mechanically connect the first member 100 and the second member 300, but also electrically connect the first member 100 and the second member 300 through the conductive terminals 220.

The connection structure of the embodiment has the advantages that the shell 210 is isolated from the conductive terminals 220 by the insulators 230, so that the shell 210 can be made of a material with high thermal conductivity such as metal, and the first component 100 and the second component 300 can conduct heat efficiently through the shell 210, thereby improving the heat dissipation effect of the first component 100 or the second component 300. When the first member 100 is a heat generating source, the housing 210 can improve a heat dissipation effect of the first member 100. When the second member 300 is a heat generating source, the case 210 can improve a heat dissipation effect of the second member 300.

As shown in fig. 10 to 12 and fig. 2, one end of the housing 210 has a plug cavity 211, the first connection portion 110a is plugged in the plug cavity 211, an outer surface of the first connection portion 110a is attached to an inner wall of the plug cavity 211, a connection structure between the first connection portion 110a and the housing 210 is simple, and the first connection portion 110a and the housing 210 can directly transfer heat. The first connection portion 110a may also be made of a high thermal conductive material such as metal.

Preferably, the plug cavity 211 has an open end, and the plug cavity 211 is gradually reduced away from the open end to facilitate the plug of the first connection portion 110a into the plug cavity 211.

As shown in fig. 1 and 2, the first connecting portion 110a is provided with a positioning protrusion 1121, the inner wall of the insertion cavity 211 is formed with a positioning slot 212, and the positioning protrusion 1121 is inserted into the positioning slot 212. The number of the positioning protrusions 1121 is at least 2, and the widths of at least 2 positioning protrusions 1121 are different, and accordingly, the number of the positioning grooves 212 is at least 2, and the widths of at least 2 positioning grooves 212 are different. Or at least 2 positioning protrusions 1121 may have different shapes, at least 2 positioning grooves 212 have different shapes, and different positioning protrusions 1121 are inserted into different positioning grooves 212 for matching. Has the advantages that: can realize blind insertion and has good positioning effect.

As shown in fig. 2 and 15, the connector 200 further includes an insulating cover 240, the insulating cover 240 is provided with a plug hole 241, the insulating cover 240 is connected with the insulator 230 and encloses a mounting space, and the conductive terminal 220 is disposed in the mounting space. The electrical element on the first connecting portion 110a can pass through the inserting hole 241 to electrically connect with the conductive terminal 220.

The other end of the housing 210 has an internal thread hole 213, the second connection portion 312a is a connection post 312 with a thread on the outer surface, and the housing 210 is connected with the second connection portion 312a by the thread, so that the connection is convenient and the heat can be directly transferred.

As shown in fig. 13, the connecting structure is further used for mounting a third member 320a, the connector 200 includes a third connecting portion 214a, the connecting structure further includes a pressing ring 314, the pressing ring 314 is connected to the third connecting portion 214a, and the third member 320a is sandwiched between the pressing ring 314 and the second member 300 a. Specifically, the third connecting portion 214a is an external thread 214 disposed on the outer surface of the housing 210, and the pressing ring 314 is sleeved on the periphery of the housing 210 and is screwed with the housing 210. The third member 320a can be pressed by rotating the pressing ring 314 in the forward direction, the pressing ring 314 can be removed from the housing 210 by rotating the pressing ring 314 in the reverse direction, and then the third member 320a can be removed.

Example 2

The present embodiment discloses a lamp, which includes a first component 100a, a second component 300a and the connection structure of embodiment 1, in the present embodiment, the first component 100a in embodiment 1 is the light source module 100 of the present embodiment, and the second component 300a in embodiment 1 is the mounting base 300 of the present embodiment. The first connecting portion 110a in embodiment 1 is the light source housing 110 of this embodiment, the third connecting portion 214a in embodiment 1 is the external thread 214 of this embodiment, the third component 320a in embodiment 1 is the lampshade 320 of this embodiment, and the second connecting portion 312a in embodiment 1 is the connecting post 312 of this embodiment.

As shown in fig. 1 and 9, the light source module 100 of the present embodiment includes a light source housing 110, a power module 120, an insulating member 112, a heat sink 140, a side light source plate 151, a side light guide plate 152, an end light source plate 153, and an end light guide plate 154.

The outer side surface of the heat sink 140 has a slot, the side light source plate 151 and the side light guide plate 152 are installed in the slot of the heat sink 140, and heat of the side light source plate 151 is dissipated through the heat sink 140. The end light source plate 153 is mounted at the inner end of the heat sink 140 by screws, and the side light guide plate 152 is snap-fitted with the end light source plate 153. The heat of the end light source board 153 is dissipated through the heat sink 140. Light emitted from the light source of the side light source plate 151 is emitted after being distributed by the side light guide plate 152, and light from the light source of the end light source plate 153 is emitted after being distributed by the end light guide plate 154. Only the side light source plate 151 or only the end light source plate 153 of the present embodiment may be included. The heat sink 140 is used for dissipating heat of the light source module 100. The outer end of the heat sink 140 is connected to the light source housing 110.

The power module 120 includes an adapter plate 121 and an electrical component 122, the side light source plate 151 and the end light source plate 153 are electrically connected to the adapter plate 121, and the adapter plate 121 is electrically connected to the electrical component 122.

The light source housing 110 includes a body 111 and an insulating member 112, the body 111 is made of metal, and the heat dissipation effect of the body 111 made of metal is good. The main body 111 may be made of other materials with good heat dissipation effect. When the material adopted by the body 111 has conductive performance, the electrical component 122 and the body 111 need to be isolated by the insulating component 112, so as to ensure that the lamp meets the requirement of safety regulations. The insulator 112 has a through hole through which the electrical component 122 is exposed to the outside. The electrical members 122 may be pins, which are divided into positive pins and negative pins. The insulating member 112 may be made of plastic with good heat dissipation performance.

The insulating member 112 is fixed to the center of the outer end of the heat sink 140 by screws, and the outer end of the insulating member 112 is pressed inward against the outer end face of the body 111, so that the inner end face of the body 111 and the outer end face of the heat sink 140 are pressed together. The heat of the heat sink 40 can be transferred to the light source housing 110, and the heat is dissipated through the light source housing 110. Inward here refers to a direction toward the inner end of the body 111 or a direction toward the heat sink 140.

The outer end of the insulating member 112 has a positioning protrusion 1121, and the positioning protrusion 1121 may also be provided on the body 111. As shown in fig. 7, the body 111 has an outer diameter gradually decreasing in a direction from the inner end to the outer end such that the outer side surface of the body 111 forms a slope.

As shown in fig. 2, the connector 200 includes a housing 210, an insulator 230 and a conductive terminal 220 disposed in an inner cavity of the housing 210, the insulator 230 separates the housing 210 from the conductive terminal 220, and the housing 210 is used for thermally connecting the light source module 100 of the lamp and the mounting base 300 of the lamp. The insulator 230 is disposed to isolate the housing 210 from the conductive terminals 220, so that the housing 210 can be changed from plastic with poor thermal conductivity to a metal housing or other housing with good thermal conductivity, and thus the heat of the light source module 100 can be efficiently transferred to the housing 210 and the mounting base 300, thereby improving the heat dissipation effect of the lamp.

The connector 200 further includes an insulating cover 240, the insulating cover 240 is provided with a plug hole 241, the insulating cover 240 is connected with the insulator 230 and encloses an installation space, and the conductive terminal 220 is disposed in the installation space. An insertion cavity 211 is formed at the inner end of the housing 210, the inner end of the insertion cavity 211 is an open end, and the insertion cavity 211 is communicated with the installation space, so that after the light source housing 110 is inserted into the insertion cavity 211, the electrical component 122 can pass through the insertion hole 241 to be electrically connected with the conductive terminal 220.

The positioning groove 212 is formed on the inner wall of the insertion cavity 211, when the light source housing 110 is inserted into the insertion cavity 211, the positioning protrusion 1121 is inserted into the positioning groove 212, and the positioning protrusion 1121 is matched with the positioning groove 212, so that the electrical component 122 can be electrically connected to the conductive terminal 220, and the light source housing 110 and the connection component 200 can be prevented from rotating relatively. When at least 2 positioning protrusions 1121 are engaged with the corresponding positioning grooves 212, the positive and negative poles of the contact pin correspond to the positive and negative poles of the conductive terminal 220, so that blind insertion can be achieved.

The opening of the plug cavity 211 is tapered away from the open end of the plug cavity 211 to facilitate the insertion of the light source housing 110 into the plug cavity 211. After light source shell 110 pegged graft into grafting chamber 211, the surface of body 111 and the laminating of the inner wall of grafting chamber 211 to make the heat of light source shell 110 can transmit to casing 210, the lamps and lanterns of this embodiment not only can dispel the heat through light source module 100 self, can also transmit the heat to casing 210 of connecting piece 200, dispel the heat through casing 210, improve the radiating effect of the lamps and lanterns of this embodiment. The positioning protrusion 1121 is engaged with the positioning groove 212, so as to increase the contact area between the light source housing 110 and the housing 210, thereby improving the heat dissipation effect.

As shown in fig. 12, the outer side surface of the body 111 and the inner wall of the plug cavity 211 in the present embodiment are inclined surfaces that are attached to each other, but in another embodiment, the outer side surface of the body 111 and the inner wall of the plug cavity 211 may not be inclined surfaces, as long as the outer side surface of the body 111 and the inner wall of the plug cavity 211 can be attached to each other, and heat transfer is possible. The case 210 may be made of a material having good thermal conductivity, like the body 111, and the case 210 and the body 111 are preferably made of a metal material. In another embodiment, the outer side surface of the body 111 and the inner wall of the insertion cavity 211 may not be directly attached, and a heat conducting member may be disposed between the outer side surface of the body 111 and the inner wall of the insertion cavity 211.

As shown in fig. 4, 5 and 6, the lamp further includes a holder body 310, the holder body 310 includes a supporting portion 311, a connecting column 312, a connecting tube 313 and a press ring 314, the supporting portion 311 may have a disc-shaped structure, and the supporting portion 311 may have other shapes. The connecting column 312 is connected with the supporting portion 311, and the connecting column 312 is located on the inner end surface of the supporting portion 311, wherein the surface of the supporting portion 311 facing the connecting member 200 is the inner end surface, and the surface of the supporting portion 311 departing from the connecting member 200 is the outer end surface. The center of the connection post 312 has a through hole 3121, the connection pipe 313 has a wire running hole 3131, the through hole 3121 communicates with the wire running hole 3131 for a power supply wire to pass through, one end of the connection pipe 313 is connected to the outer end surface of the support part 311, as shown in fig. 14, the other end of the connection pipe 313 extends outward by a distance and then bends inward by a distance to be connected with the connection part 330, and the connection part 330 is used to mount the entire lamp to the ceiling. The connection pipe 313 can also transfer heat to the connection part 330, and dissipate a portion of the heat through the connection part 330.

As shown in fig. 3, the outer end of the housing 210 is used for being connected with the base 310, the outer end of the housing 210 is formed with an internal threaded hole 213, the outer peripheral surface of the connecting column 312 has external threads — not shown in the drawing, the connecting column 312 is in threaded connection with the housing 210, the threaded connection is simple, and the threaded connection is also beneficial to improving the contact area between the connecting column 312 and the housing 210, so that the heat of the housing 210 can be more efficiently transferred to the connecting column 312, and then transferred to the whole base 310, heat dissipation is performed through the whole base 310, and the heat dissipation effect of the lamp of the embodiment is further improved. The lamp of this embodiment can not only dispel the heat through light source module 100 itself, can also dispel the heat to the casing 210 of connecting piece 200 with heat transfer, dispels the heat through casing 210, and casing 210 can also dispel the heat through pedestal 310 with heat transfer to pedestal 310, dispels the heat through pedestal 310. The light source module 100, the connecting member 200 and the base 310 of the present embodiment form an integrated heat dissipation system, which has a good heat dissipation effect.

The housing 210 and the seat 310 of the present embodiment may also be connected in other manners, for example, by screws or by snap-fit connection, as long as the connection is reliable and heat transfer can be performed between the housing 210 and the seat 310. After the housing 210 is connected to the base 310, the conductive terminals 220 in the connector 200 are connected to an external power source through wires.

As shown in fig. 13, the lamp of this embodiment further includes a lamp cover 320, where the lamp cover 320 includes a surrounding plate 321 and a mounting plate 322, the surrounding plate 321 surrounds the periphery of the light source module 100, and the mounting plate 322 is used to fixedly connect the lamp cover 320 and the seat 310. Specifically, the inner wall of the press ring 314 has an internal thread — not shown in the drawings, the press ring 314 is fitted around the housing 210 and is screwed with the housing 210, and by rotating the press ring 314, the mounting plate 322 can be clamped and fixed between the press ring 314 and the support portion 311, specifically, the mounting plate 322 is clamped and fixed between the outer end face of the press ring 314 and the inner end face of the support portion 311. Because the lamp cover 320 is abutted against the supporting part 311, the heat of the supporting part 311 can be transferred to the lamp cover 320 for heat dissipation, and the heat dissipation effect is improved. Part of the heat of the housing 210 can be transferred to the lamp cover 320 through the press ring 314, and the lamp cover 320 dissipates the heat, thereby improving the heat dissipation effect. The lamp housing 320 of the present embodiment may also be fixedly connected to the base 310 by other methods. The lampshade 320 of the present embodiment is preferably made of a material with a good heat dissipation effect.

In summary, the lamp of the present embodiment can not only dissipate heat by the light source module 100 itself, but also the light source module 100 can transfer heat to the connecting member 200, the base 310, the lampshade 320 and the connecting portion 330, thereby forming a heat dissipation system and improving heat dissipation efficiency. Wherein the base 310, the cover 320 and the connecting portion 330 are included in the mounting base 300, the lamp of the embodiment not only dissipates heat through the light source module 100 itself, but also enables the light source module 100 to be connected with the connecting member 200 and the mounting base 300 in a heat conducting manner, so as to transfer heat of the light source module 100 to the connecting member 200 and the mounting base 300 for heat dissipation, thereby forming an integrated heat dissipation system with good heat dissipation effect.

The utility model discloses what the key description in the above embodiment is different between each embodiment, and different optimization characteristics are as long as not contradictory between each embodiment, all can make up and form more preferred embodiment, consider that the literary composition is succinct, no longer describe here.

The above description is only an example of the present invention, and is not intended to limit the present invention, and those skilled in the art can make various modifications and variations. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims

1. A connecting structure for connection of a first component (100a) to a second component (300a), the connecting structure comprising a connecting piece (200), a first connecting portion (110a) provided on the first component (100a), and a second connecting portion (312a) provided on the second component (300 a);

the connecting piece (200) comprises a shell (210), an insulator (230) and a conductive terminal (220) arranged in an inner cavity of the shell (210), wherein the insulator (230) isolates the shell (210) from the conductive terminal (220), and the shell (210) is connected with the first connecting part (110a) and the second connecting part (312 a).

2. The connection structure according to claim 1, wherein the connection structure is further used for mounting a third member (320a), the connector (200) includes a third connecting portion (214a), the connection structure further includes a pressing ring (314), the pressing ring (314) is connected to the third connecting portion (214a) and sandwiches the third member (320a) between the pressing ring (314) and the second member (300 a).

3. The connection structure according to claim 1, wherein one end of the housing (210) has a plug cavity (211), the first connection portion (110a) is plugged in the plug cavity (211), and an outer surface of the first connection portion (110a) is attached to an inner wall of the plug cavity (211).

4. A connection according to claim 3, characterized in that the plug-in cavity (211) has an open end, the plug-in cavity (211) opening away from the open end gradually decreasing.

5. The connection structure according to claim 3, wherein the first connection portion (110a) is provided with a positioning protrusion (1121), an inner wall of the insertion cavity (211) is formed with a positioning groove (212), and the positioning protrusion (1121) is inserted into the positioning groove (212).

6. The connection structure according to claim 1, wherein the connector (200) further comprises an insulating cover (240), the insulating cover (240) is provided with a plug hole (241), the insulating cover (240) is connected with the insulator (230) and encloses a mounting space, and the conductive terminal (220) is disposed in the mounting space.

7. The coupling structure according to claim 1, wherein one end of the housing (210) has an internally threaded hole (213), the second coupling portion (312a) is a coupling post (312) having a thread on an outer surface, and the housing (210) is threadedly coupled to the second coupling portion (312 a).

8. The connecting structure according to claim 2, wherein the third connecting portion (214a) is an external thread (214) provided on an outer surface of the housing (210), and the pressing ring (314) is fitted around an outer periphery of the housing (210) and is screwed with the housing (210).

9. A luminaire comprising a first member (100a), a second member (300a) and the connection structure of any one of claims 1 to 8, wherein the first member (100a) is a light source module (100) and the second member (300a) is a mounting base (300).

10. A light fixture as claimed in claim 9, wherein the first connecting portion (110a) is a light source housing (110), and the light source module (100) comprises a heat sink (140), and the heat sink (140) abuts against the light source housing (110).

11. A light fixture as recited in claim 9, wherein the first connecting portion (110a) is a light source housing (110), the light source module (100) comprises an electrical component (122), the light source housing (110) comprises a body (111) and an insulating component (112), and the insulating component (112) separates the body (111) from the electrical component (122).