CN217928696U

CN217928696U - LED lamp

Info

Publication number: CN217928696U
Application number: CN202221088723.8U
Authority: CN
Inventors: 陈浩; 杜文军; 杭泽钢; 蒲纪忠; 赵艺佼; 甘彩英
Original assignee: CH Lighting Technology Co Ltd
Current assignee: CH Lighting Technology Co Ltd
Priority date: 2022-05-06
Filing date: 2022-05-06
Publication date: 2022-11-29
Anticipated expiration: 2032-05-06
Also published as: KR20230002176U

Abstract

The utility model discloses a LED lamp, including the lamp body, set up in the inside light-emitting component of lamp body and pass the wire that lamp body and light-emitting component electricity are connected, the lamp body has the perforation that supplies the wire to pass through, the wire includes outside insulating layer and inside wire, light-emitting component includes the base plate and sets up the LED lamp pearl on the base plate, the one end that the wire stretched into the lamp body has the exposed section that does not set up the insulating layer, the inside of lamp body is provided with the electric connector of connecting the exposed section, be provided with on the inner wall of lamp body and hold electric connector and with the recess of perforation intercommunication, the recess intussuseption is filled with the sealed glue that is used for the clearance between shutoff wire and the perforation and between wire and the insulating layer. The utility model discloses to be connected through fenestrate wire and electric connector, and this partial wire part exposes, through pack sealed glue in the recess, effectively blocked the clearance between wire and the insulating layer, between perforation and the wire.

Description

LED lamp

Technical Field

The utility model relates to a lighting apparatus technical field especially relates to a LED lamps and lanterns.

Background

The LED lamp has the characteristics of energy conservation, environmental protection and the like, and can be widely applied to indoor or outdoor illumination. The existing LED lamp comprises a lamp shell with an accommodating cavity and a light-emitting component arranged in the lamp shell, wherein the light-emitting component is connected with an external power supply through a wire, the lamp shell is provided with a perforation for the wire to pass through, and a certain gap exists between the wire and the perforation; although some novel waterproof connectors are also provided in the prior art to improve the waterproof effect of the LED lamp, these waterproof connectors are complicated, so that the production process is complicated, and the requirement for assembly operation is high.

SUMMERY OF THE UTILITY MODEL

Based on the above problem, the utility model aims at providing a good LED lamps and lanterns of water-proof effects.

The utility model discloses a LED lamp, including the lamp body, set up in the inside light-emitting component of lamp body and pass the lamp body with the wire that the light-emitting component electricity is connected, the lamp body has the perforation that supplies the wire to pass through, the wire includes outside insulating layer and inside wire, light-emitting component includes the base plate and sets up the LED lamp pearl on the base plate, the one end that the wire stretched into the lamp body has the exposed section that does not set up the insulating layer, the inside of lamp body is provided with the connection the electric connector of exposed section, be provided with on the inner wall of lamp body and hold electric connector and with the recess of perforation intercommunication, the recess intussuseption is filled with the sealed glue that is used for the clearance between shutoff wire and the perforation and between wire and the insulating layer.

Several alternatives are provided below, but not as an additional limitation to the above general solution, but merely as a further addition or preference, each alternative being combinable individually for the above general solution or among several alternatives without technical or logical contradictions.

Optionally, the lamp housing is provided with a waterproof joint with the through hole, the waterproof joint has a first end portion located in the lamp housing and a second end portion located outside the lamp housing, and the first end portion extends into the groove.

Optionally, the electrical connector is a PCB circuit board, and a plurality of pads welded to the exposed section are disposed on the PCB circuit board.

Optionally, the substrate is provided with a plurality of electronic components of the driving power supply.

Optionally, the substrate includes a central region and an edge region surrounding the central region, and the electronic component is disposed in the edge region.

Optionally, the edge region is provided with a notch avoiding the groove.

Optionally, the lamp body including take the chassis of cavity and with the chassis cooperation is sealed the light-passing board of cavity, the chassis has lateral wall and diapire, the perforation set up in the lateral wall, light-emitting component pastes the diapire, the recess is enclosed by baffle and the lateral wall on the diapire.

Optionally, a reflecting cover is arranged between the light-transmitting plate and the bottom plate.

Optionally, the number of the metal wires is three, the insulation layer includes an inner insulation layer and an outer insulation layer, and the portion of the conducting wire located at the electric connecting member and the light emitting assembly only has the inner insulation layer.

Optionally, the LED lamp includes a U-shaped bracket rotatably connected to the lamp housing and a mounting seat connected to the middle of the U-shaped bracket.

Compared with the prior art, the utility model discloses be connected with electric connector through fenestrate wire in, and this partial wire part exposes, through pack sealed glue in the recess, has effectively blocked the clearance between wire and the insulating layer, between perforation and the wire to promote the waterproof performance of LED lamps and lanterns.

Drawings

FIG. 1 is a schematic diagram of an embodiment of an LED lamp;

FIG. 2 is an exploded view of FIG. 1;

FIG. 3 is a partial block diagram of an LED lamp;

fig. 4 is an enlarged view of a portion a in fig. 3.

The reference numerals in the figures are illustrated as follows:

100. a lamp housing; 110. a chassis; 111. a side wall; 112. a bottom wall; 120. a light-transmitting plate; 130. a reflector; 140. connecting lugs; 150. a first bolt; 160. a waterproof joint; 161. a connector body; 162. a nut; 170. perforating;

200. a light emitting assembly; 210. a substrate; 211. a notch; 220. LED lamp beads;

300. a wire; 310. an insulating layer; 311. an outer insulating layer; 312. an inner insulating layer; 320. a metal wire; 330. exposed segment

400. An electrical connection; 410. a first bonding pad; 420. a second bonding pad; 430. a third pad; 440. a screw;

500. a groove; 510. a baffle plate;

600. an electronic component;

700. a U-shaped bracket; 710. mounting holes;

800. a mounting seat;

900. a second bolt.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

It will be understood that when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1 to 4, the LED lamp includes a lamp housing 100, a light emitting assembly 200 and a wire 300, wherein the light emitting assembly 200 includes a substrate 210 and an LED bead 220 disposed on the substrate 210, the lamp housing 100 has a cavity capable of accommodating the light emitting assembly 200; the lamp housing 100 further has a through hole 170, and the wire 300 passes through the through hole 170 and is electrically connected to the light emitting assembly 200. Generally, the wire 300 includes an outer insulating layer 310 and an inner wire 320, and since there are gaps between the wire 300 and the through hole 170 and between the wire 320 and the insulating layer 310, moisture in the environment can intrude into the inside of the LED lamp from these gaps, which affects the service performance and life of the lamp.

In order to improve the waterproof performance of the LED lamp, an electrical connector 400 is disposed inside the lamp housing 100, one end of the wire 300 extending into the lamp housing 100 has a bare section 330 without an insulating layer 310, the bare section 330 is connected to the electrical connector 400, a groove 500 communicated with the through hole 170 is disposed on the inner wall of the lamp housing 100, the groove 500 is used for accommodating the electrical connector 400, and a sealant is filled inside the groove and can block a gap between the through hole 170 and the wire 300; more importantly, because the exposed section 330 exposes the gap between the metal wire 320 and the insulating layer 310, a site is provided for the penetration of the sealant, the filled sealant can also block the gap between the metal wire 320 and the insulating layer 310, the water vapor is effectively prevented from entering the inside of the lamp from the inside of the lead 300 or the inside of the through hole 170, and the waterproof performance of the LED lamp is ensured.

In some LED light fixtures, the wire 300 generally has three wires 320, the insulation layer 310 includes an inner insulation layer 312 and an outer insulation layer 311, each wire 320 is wrapped by the inner insulation layer 312, and the outer insulation layer 311 wraps the wrapped three wires 320 together, for example, referring to fig. 3 and 4, the wire 300 includes a live wire L, a neutral wire N and a ground wire E, which are collectively wrapped by the outer insulation layer 311. In the conductive wires 300 between the through holes 170 and the electrical connector 400, the exposed sections 330 expose gaps between the wires 320 and the inner insulation layer 312 and between the inner insulation layer 312 and the outer insulation layer 311 so that the sealant can seal the gaps. And the portion of the wire 300 between the electrical connector 400 and the light emitting assembly 200 has only the inner insulation layer 312 for convenience of wiring.

The lamp housing 100 is provided with a waterproof joint 160 which is matched with the lamp housing 100 to fix the conducting wire 300, the waterproof joint 160 is provided with a perforation 170 allowing the conducting wire 300 to pass through, and the waterproof joint 160 also has a first end part and a second end part which are opposite, wherein the first end part is positioned in the lamp housing 100 and extends into the groove 500, and the second end part is positioned outside the lamp housing 100; the sealant filled in the groove 500 can seal the gaps between the waterproof connector 160 and the housing and between the lead 300 and the through hole 170.

The waterproof connector 160 can be of various types, for example, in one embodiment, the waterproof connector 160 comprises a connector body 161 and a nut 162 (fig. 3), wherein the connector body 161 has a through hole 170 and one end extends into the lamp housing 100 for the lead 300 to penetrate; the nut 162 is sleeved on the joint body 161 in a threaded fit manner; the end of the connector body 161 is provided with a claw, and the nut 162 has a hemispherical closed end, so that after the nut is screwed in place, the claw can position the wire 300, and the wire is prevented from being torn off from the light emitting assembly 200 by external force.

The electrical connector 400 may be a PCB having a plurality of pads, the number of the pads is the same as the number of the wires 320 in the wires 300, and the pads are welded to the exposed portion 330, referring to fig. 4, the PCB has three pads, which are a first pad 410, a second pad 420 and a third pad 430, respectively, wherein the ground wire E is welded to the first pad 410 and fixed by a screw 440, the live wire L is welded to the second pad 420, and the neutral wire N is welded to the third pad 430.

The existing LED lamp further comprises a driving power supply which is independently configured, the driving power supply is connected with the light-emitting assembly through a wire penetrating through the lamp housing, and the problems of large occupied space, complex wiring, poor safety and the like of the driving power supply exist. To solve these problems, in one embodiment, the substrate 210 is provided with a plurality of electronic components 600 for driving power, see fig. 3; the electronic component 600 and the substrate 210 are integrated into a whole, so that the LED lamp beads 220 can be driven to work, the complex wiring operation is omitted, and the occupied space of a driving power supply is reduced; in addition, these electronic components 600 are located in the sealed lamp housing 100, and safety is high.

The substrate 210 includes a central region for arranging the LED beads 220 and an edge region surrounding the central region and used for mounting the electronic component 600 of the driving power supply; the layout mode can avoid the interference of the driving power supply to light emission and simultaneously improve the driving efficiency.

To facilitate the provision of the recess 500, in an embodiment the edge region is provided with a notch 211 avoiding the recess 500, see fig. 2.

In some embodiments, the lamp housing 100 includes a bottom plate 110 and a light-transmitting plate 120, wherein the bottom plate 110 has a cavity, the light-transmitting plate 120 may be made of a glass material, the light-transmitting plate 120 and the bottom plate 110 cooperate to enclose the cavity to protect components in the cavity, and a side of the LED bead 220 facing the light-transmitting plate 120 is a light-emitting surface. The bottom plate 110 is defined by a side wall 111 and a bottom wall 112, the through hole 170 is disposed on the side wall 111, the light emitting element 200 is disposed against the bottom wall 112, the recess 500 is defined by the side wall 111 of a baffle 510 disposed on the bottom wall 112, referring to fig. 2 and 3, the baffle 510 is U-shaped.

In order to improve the light emitting effect of the LED lamp, in an embodiment, a reflective cover 130 is disposed between the transparent plate 120 and the bottom plate 110.

In some application scenarios, the irradiation angle or range of the LED lamp is required to be adjustable, and therefore, in an embodiment, the LED lamp includes a U-shaped bracket 700 and a mounting seat 800, see fig. 1 and fig. 2, wherein the U-shaped bracket 700 is connected between the lamp housing 100 and the mounting seat 800 and is rotatably connected with the lamp housing 100, so that the lamp housing 100 can rotate flexibly; the mounting base 800 is connected to the middle of the U-shaped bracket 700 to keep the balance of the rotation of the lamp housing 100. Referring to the drawings, the side wall 111 of the chassis 110 is provided with two connection lugs 140, and the two connection lugs 140 are respectively movably connected with two ends of the U-shaped bracket 700 through first bolts 150; the middle part of the U-shaped bracket 700 is provided with a mounting hole 710, and the mounting seat 800 and the U-shaped bracket 700 are fixed by a second bolt 900.

The utility model discloses lead 300 through perforation 170 is connected with electric connector 400, and the wire 320 part of this part exposes, through filling sealed glue in recess 500, has blocked between wire 320 and the insulating layer 310, the clearance between perforation 170 and the wire 300 to the sealed degree of LED lamps and lanterns has been promoted, makes LED lamps and lanterns have excellent waterproof performance.

All possible combinations of the technical features of the embodiments described above may not be described for the sake of brevity, but should be considered as being within the scope of the present disclosure as long as there is no contradiction between the combinations of the technical features. When technical features in different embodiments are represented in the same drawing, it can be seen that the drawing also discloses a combination of the embodiments concerned.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

LED lamps and lanterns, including the lamp body, set up in the inside light-emitting component of lamp body and pass the lamp body with the wire that the light-emitting component electricity is connected, the lamp body has the perforation that supplies the wire to pass through, the wire includes outside insulating layer and inside wire, light-emitting component includes the base plate and sets up the LED lamp pearl on the base plate, a serial communication port, the one end that the wire stretched into the lamp body has the exposed section that does not set up the insulating layer, the inside of lamp body is provided with the connection the electric connection piece of exposed section, be provided with on the inner wall of lamp body and hold electric connection piece and with the recess of perforation intercommunication, the recess intussuseption is filled with the sealed glue that is used for the clearance between shutoff wire and the perforation and between wire and the insulating layer.
2. The LED lamp of claim 1, wherein the lamp housing is provided with a watertight joint having the perforation, the watertight joint having a first end portion located inside the lamp housing and a second end portion located outside the lamp housing, the first end portion extending into the groove.
3. The LED lamp of claim 1, wherein the electrical connector is a PCB circuit board having a plurality of solder pads soldered to the exposed segment.
4. The LED lamp of claim 1, wherein the substrate is provided with a plurality of electronic components for driving the power supply.
5. The LED lamp of claim 4, wherein the substrate includes a central region and an edge region surrounding the central region, the electronic component being disposed in the edge region.
6. The LED lamp of claim 5 wherein the edge region is provided with a notch that avoids the groove.
7. The LED lamp according to claim 1, wherein the lamp housing comprises a bottom plate with a cavity and a light-transmitting plate cooperating with the bottom plate to enclose the cavity, the bottom plate has a side wall and a bottom wall, the through hole is disposed on the side wall, the light-emitting component abuts against the bottom wall, and the groove is defined by a baffle plate on the bottom wall and the side wall.
8. The LED lamp of claim 7, wherein a reflector is disposed between the light-transmitting panel and the chassis.
9. The LED light fixture of claim 1 wherein the number of wires is three, the insulation layer comprises an inner insulation layer and an outer insulation layer, and the portion of the wire located between the electrical connection member and the light emitting assembly has only the inner insulation layer.
10. The LED lamp according to claim 1, wherein the LED lamp comprises a U-shaped bracket rotatably connected with the lamp housing and a mounting seat connected with the middle part of the U-shaped bracket.