CN214580582U

CN214580582U - Waterproof lamp with external lead

Info

Publication number: CN214580582U
Application number: CN202022631228.4U
Authority: CN
Inventors: 刘小云; 徐凯; 陈东
Original assignee: Ningbo Self Electronics Co Ltd
Current assignee: Ningbo Self Electronics Co Ltd
Priority date: 2020-11-13
Filing date: 2020-11-13
Publication date: 2021-11-02
Anticipated expiration: 2030-11-13

Abstract

The utility model discloses a take external conductor's waterproof lamps and lanterns, include: the strip-shaped lamp body is provided with an installation cavity which extends along the length direction of the strip-shaped lamp body and is provided with an installation opening at the end part; a light source assembly disposed within the mounting cavity; an end cap assembly for enclosing the mounting port; the end cap assembly includes: the inner baffle is arranged in the mounting cavity and close to the mounting opening; the baffle cover is arranged at the end part of the strip-shaped lamp body and used for packaging the mounting opening, a first threading hole is formed in the cover body, a glue injection cavity is formed between the baffle cover and the inner baffle, and the glue injection cavity is provided with a glue injection hole; the external plug connector is provided with a wire which penetrates through the first threading hole, enters the mounting cavity and is electrically connected with the light source assembly, the wire comprises a plurality of inner wires and an outer sheath skin which covers all the inner wires, and the tail end of the outer sheath skin is positioned in the glue injection cavity; the utility model discloses can prevent that water from getting into in the lamp body between oversheath skin and the internal conductor, improve waterproof reliability.

Description

Waterproof lamp with external lead

Technical Field

The utility model relates to a waterproof technical field of lamps and lanterns, especially a take waterproof lamps and lanterns of external wire.

Background

The lamp mainly comprises a lampshade, a lamp holder, a main board and a sealed end structure, wherein the sealed end structure is waterproof and waterproof, and the wire is provided with a tension device and has no tension requirement. Waterproof is generally achieved by fully plugging part of the space with soft materials, but small gaps are formed among the lampshade, the aluminum bottom, the lampshade and the neutral silica gel between the aluminum bottom, waterproof requirements cannot be met, waterproof consistency is not high, and a general waterproof lamp can feed water through the gap between the outer sheath skin of the lead and the inner sheath (the sheath of the inner lead), and water permeates from the outer sheath skin of the lead due to the fact that the lamp generates internal and external pressure difference after lighting up, but the prior art does not have a good solution, so that how to improve the waterproof effect of the lamp with the external lead becomes important.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides a take waterproof lamps and lanterns of external wire to solve above-mentioned technical problem.

A waterproof lamp with external leads comprises:

the strip-shaped lamp body is provided with an installation cavity which extends along the length direction of the strip-shaped lamp body and is provided with an installation opening at the end part;

a light source assembly disposed within the mounting cavity;

an end cap assembly for enclosing the mounting port;

the end cap assembly includes:

the inner baffle is arranged in the mounting cavity and close to the mounting opening;

the baffle cover is arranged at the end part of the strip-shaped lamp body and used for packaging the mounting opening, a first threading hole is formed in the cover body, a glue injection cavity is formed between the baffle cover and the inner baffle, and the glue injection cavity is provided with a glue injection hole;

the external plug connector has and passes first through wires hole gets into the installation cavity with the wire that the light source subassembly electricity is connected, the wire includes many interior wires and the oversheath skin of all interior wires of cladding, the end of oversheath skin is located the injecting glue intracavity.

Preferably, one side of the blocking cover facing the inner blocking plate is provided with a connecting rod, and the inner blocking plate is provided with a connecting hole matched with the connecting rod.

Preferably, the blocking cover is provided with the glue injection hole.

Preferably, the blocking cover is made of transparent material.

Preferably, the inner baffle is made of flexible material and is in interference fit with the mounting cavity.

Preferably, the strip-shaped lamp body comprises a strip-shaped base and a strip-shaped optical element which are mutually butted to form the mounting cavity.

Preferably, the strip-shaped optical element is a lamp shade.

Preferably, the light source assembly includes a bar-shaped circuit board disposed in the mounting cavity and a light emitting unit disposed on the bar-shaped circuit board facing the bar-shaped optical element.

Preferably, the end part of the strip-shaped circuit board is provided with a welding disc, and the welding disc is positioned at or close to the mounting opening.

Preferably, the strip-shaped circuit board is provided with a fixing hole at one end provided with the welding disc, and the inner baffle is provided with a convex column matched with the fixing hole.

Preferably, one side of the baffle cover facing the inner baffle is a flat surface.

Preferably, the end of the strip-shaped optical element is shorter than the strip-shaped base, the part of the blocking cover close to the strip-shaped optical element protrudes towards the blocking cover, the glue injection cavity is divided into a smaller upper cavity and a larger lower cavity, and the lead is located in the lower cavity.

Preferably, the end cover assembly further comprises an outer cover arranged on the outer side of the blocking cover, and the outer cover is provided with a second threading hole for the lead to pass through.

Preferably, a plurality of protruding elastic sheets are arranged on the outer side of the outer cover around the second threading hole, the elastic sheets are distributed around the second threading hole, a convex rib is arranged on the inner side of at least one elastic sheet, and the end cover assembly further comprises a lock sleeve for locking all the elastic sheets in an annular mode.

Preferably, the elastic pieces are symmetrically arranged, a barb is arranged on the outer side of each elastic piece, and a lock hole matched with the barb is formed in the side wall of the lock sleeve.

The technical effects of the utility model:

the utility model discloses a waterproof lamps and lanterns of outband wiring sets up the encapsulating chamber through the end cover subassembly at lamp body end and carries out the encapsulating encapsulation, improves waterproof grade to with the wire of external plug connector carry out the encapsulating encapsulation in the lamp body, encapsulate the end of the oversheath skin of wire in the encapsulating intracavity, prevent that water from following get into in the lamp body between the oversheath skin of external plug connector and the interior wire, further improve waterproof reliability.

Drawings

Embodiments of the present invention are described below with reference to the accompanying drawings, in which:

fig. 1 is a schematic structural view of the waterproof lamp with external lead according to the present embodiment.

Fig. 2 is an exploded view of the waterproof lamp with external wires according to the embodiment.

Fig. 3 is an enlarged schematic view of a portion a in fig. 2.

Fig. 4 is a schematic view of the exploded structure of fig. 3 at an angle.

Fig. 5 is a schematic structural diagram of the waterproof lamp with external leads (with the outer cover removed) according to this embodiment.

Fig. 6 is a schematic cross-sectional view of a longitudinal section of a waterproof lamp (part) with external leads according to the present embodiment.

Fig. 7 is a cross-sectional schematic view of a longitudinal cross-section of a waterproof light fixture (part) with external lead wires according to another embodiment.

Detailed Description

The following describes in further detail specific embodiments of the present invention based on the drawings. It should be understood that the description herein of embodiments of the invention is not intended to limit the scope of the invention.

As shown in fig. 1 to 6, the waterproof lamp with external wires of the present embodiment includes a strip lamp body 100, a light source assembly 200, and an end cover assembly 300. The strip-shaped lamp body 100 is provided with an installation cavity 101 which extends along the length direction of the strip-shaped lamp body and is provided with an installation opening 102 at the end part; the light source assembly 200 is arranged in the installation cavity 101; the end cap assembly 300 is used to enclose the mounting port 102. The mounting port 102 may be only disposed at one end of the mounting cavity 101, or disposed at both ends, in this embodiment, the mounting port 102 is disposed at both ends, and one end of the mounting port does not need to be connected with power, so that a waterproof end cap in the prior art may be used for sealing, and the end of the mounting port 102 at the other end needs to be sealed by the end cap assembly 300, in this embodiment, the end cap assembly 300 includes an inner baffle 301, a baffle cover 302, and an external connector 303.

The inner baffle 301 is arranged in the installation cavity 101 and close to the installation opening 102 and is used for blocking glue, neutral silica gel cannot overflow into the lamp body during production, and production efficiency is improved; further, the inner baffle 301 is made of a flexible material, and is in interference fit with the installation cavity 101, and the interference fit can improve the glue blocking effect.

The blocking cover 302 is arranged at the end part of the strip-shaped lamp body 100 and used for packaging the mounting opening 102, a first threading hole 3021 is arranged on the cover body, a glue injection cavity 400 is formed between the blocking cover 302 and the inner baffle 301, and the glue injection cavity 400 is provided with a glue injection hole 401; during manufacturing, the neutral glue is poured into the glue injection hole, and the neutral glue flows out from the gap between the blocking cover 302 and the mounting opening 102 and the first threading hole 3021, which indicates that the glue injection is completed. Further, the blocking cover 302 is made of a transparent material, so that the glue injection degree can be seen, the glue injection process is controllable, and excessive or incomplete filling is prevented. In order to facilitate positioning of the inner baffle 301 during installation, in the present embodiment, a connecting rod 3022 is disposed on a side of the baffle cover 302 facing the inner baffle 301, and the inner baffle 301 is provided with a connecting hole 3012 which is matched with the connecting rod 3022. In order to facilitate glue injection, the blocking cover 302 is further provided with the glue injection hole 401. In addition, the glue injection hole 401 may also be disposed on the strip lamp body 100.

The external connector 303 is provided with a lead 3031 which penetrates through the first threading hole 3021 to enter the mounting cavity 101 and is electrically connected with the light source assembly 200, the lead 3031 comprises a plurality of inner leads 3033 and an outer sheath skin 3034 which covers all the inner leads 3033, and the tail end of the outer sheath skin 3034 is located in the glue injection cavity 400. In the prior art, if the tail end of the outer sheath skin 3034 is not sealed, water can seep into the lamp body between the outer sheath skin of the lead and the inner lead due to the difference between the internal pressure and the external pressure of the lamp body, and the structure can avoid the problem and simultaneously complete the effective sealing of the mounting opening 102.

The strip-shaped lamp body 100 may be formed by connecting a plurality of parts, or may be manufactured by integral molding, for example, two-color extrusion, but the integral molding of the lamp body is not favorable for heat dissipation, and in order to achieve heat dissipation, in this embodiment, the strip-shaped lamp body 100 includes a strip-shaped base 103 and a strip-shaped optical element 104 that are butted against each other to form the mounting cavity 101. In this embodiment, the cross section of bar base 103 is the U type, and both sides are equipped with draw-in groove 1031, the both sides downwardly extending of bar optical element 104 forms card limit 1041, card limit 1041 inserts draw-in groove 1031 and realizes connecting, and present bar base 103 point neutral silica gel before connecting, bar optical element 104 connect bar base 103, and semi-liquid neutral silica gel can be with the gap filling between bar base 103 and the bar optical element 104, is that installation cavity 101 hoop reaches water-proof effects.

Bar optical element 104 is used for carrying out the grading to the light source, can be lens also can be ordinary lamp shade, and the lamp shade can add the diffusion powder, makes the light-emitting more even, in this embodiment, bar optical element 104 is the lamp shade, and the cross section is the arch.

The light source module 200 may be various devices for emitting light by electricity, and for convenience of manufacturing and installation, in the present embodiment, the light source module 200 includes a bar-shaped circuit board 201 disposed in the installation cavity 101, and a light emitting unit 202 disposed on the bar-shaped circuit board 201 and facing the bar-shaped optical element 104. Further, the light emitting unit 202 is an LED chip. The strip-shaped base 103 is internally provided with a mounting groove 1032 which penetrates into the strip-shaped circuit board 201.

The external connector 303 is electrically connected with the bar-shaped circuit board 201 in a plurality of ways, such as plugging and welding, in this embodiment, a pad 2011 is disposed at an end of the bar-shaped circuit board 201, and the pad 2011 is located or close to the mounting port 102. The inner lead 3033 of the external connector 303 is welded to realize electrical connection, generally, the inner lead 3033 is provided with two anodes and two cathodes, and correspondingly, the number of the bonding pads 2011 is also two.

In this embodiment, the strip-shaped circuit board 201 is provided with a fixing hole 2012 at one end provided with a pad 2011, and the inner baffle 301 is provided with a convex column 3011 matched with the fixing hole 2012. The strip-shaped circuit board 201 is connected with the inner baffle 301 to realize fixation.

The inner surface of the shield cover 302 needs to be matched with the mounting opening 102, as shown in fig. 7, and in another embodiment, the side of the shield cover 302 facing the inner baffle 301 is a flat surface. If the strip-shaped optical element 104 is flush with the strip-shaped base 103 at the end, the cover 302 may be located outside the end. If the strip-shaped optical element 104 is shorter at the end than the strip-shaped base 103, the mounting opening 102 forms a step, in which case the cover block 302 can be mounted in the strip-shaped base 103 flush with the end of the strip-shaped optical element 104.

In this embodiment, the end of the strip-shaped optical element 104 is shorter than the strip-shaped base 103, the portion of the blocking cover 302 close to the strip-shaped optical element 104 protrudes toward the blocking cover 302, the glue injection cavity 400 is divided into a smaller upper cavity 402 and a larger lower cavity 403, the wire 3031 is located in the lower cavity 403, and the wire 3031 is disposed in the lower cavity 403.

In this embodiment, the end cap assembly 300 further includes an outer cap 304 disposed outside the blocking cover 302, and the outer cap 304 is provided with a second threading hole 3041 for the lead wire 3031 to pass through. Since glue may overflow between the flap 302 and the mounting opening 102, an outer cover 304 is added to cover the flap 302 for aesthetic reasons. The outer cover 304 is fixed to the bar lamp body 100 by screws 305 while pressing and fixing the blocking cover 302.

In this embodiment, a plurality of protruding elastic sheets 3042 are disposed around the second threading hole 3041 on the outer side of the outer cover 304, the elastic sheets 3042 are distributed around the second threading hole 3041, a rib 3043 is disposed on the inner side of at least one elastic sheet 3042, and the end cover assembly 300 further includes a lock sleeve 3045 for locking all the elastic sheets 3042 in an annular direction. The wire 3031 is pressed tightly at the position of the second threading hole 3041 by the structure, so that the wire is prevented from being pulled, and the production efficiency is high-efficient and convenient.

The lock sleeve 3045 has many fixing manners, in this embodiment, the elastic sheets 3042 are symmetrically arranged, an barb 3046 is disposed on the outer side of each elastic sheet 3042, and a lock hole 3047 matched with the barb 3046 is disposed on the sidewall of the lock sleeve 3045.

The above description is only for the preferred embodiment of the present invention and should not be construed as limiting the scope of the present invention, and any modification, equivalent replacement or improvement within the spirit of the present invention is encompassed by the claims of the present invention.

Claims

1. A waterproof lamp with external leads comprises:

a strip-shaped lamp body (100) provided with a mounting cavity (101) which extends along the length direction of the lamp body and is provided with a mounting opening (102) at the end part;

a light source assembly (200) disposed within the mounting cavity (101);

an end cap assembly (300) for enclosing the mounting port (102);

characterized in that the end cap assembly (300) comprises:

the inner baffle (301) is arranged in the installation cavity (101) and close to the installation opening (102);

the baffle cover (302) is arranged at the end part of the strip-shaped lamp body (100) and used for packaging the mounting opening (102), a first threading hole (3021) is formed in the cover body, a glue injection cavity (400) is formed between the baffle cover (302) and the inner baffle (301), and the glue injection cavity (400) is provided with a glue injection hole (401);

the external connector clip (303) is provided with a lead (3031) which penetrates through the first threading hole (3021) to enter the installation cavity (101) and is electrically connected with the light source assembly (200), the lead (3031) comprises a plurality of inner leads (3033) and an outer sheath skin (3034) covering all the inner leads (3033), and the tail end of the outer sheath skin (3034) is positioned in the glue injection cavity (400).

2. The waterproof lamp with the external lead wire as claimed in claim 1, wherein a connecting rod (3022) is provided on the side of the shield cover (302) facing the inner shield (301), and the inner shield (301) is provided with a connecting hole (3012) engaged with the connecting rod (3022).

3. The waterproof lamp with the external connecting wire as claimed in claim 1, wherein the blocking cover (302) is provided with the glue injection hole (401).

4. The waterproof lamp with external connecting wire of claim 1, characterized in that the cover (302) is made of transparent material.

5. The waterproof lamp with the external connecting wire as claimed in claim 1, wherein the inner baffle (301) is made of flexible material and is in interference fit with the mounting cavity (101).

6. The waterproof lamp with external lead wire of claim 1, wherein the strip-shaped lamp body (100) comprises a strip-shaped base (103) and a strip-shaped optical element (104) butted with each other to form the mounting cavity (101).

7. The waterproof light fixture with external leads of claim 6, wherein said optical strip element (104) is a lampshade.

8. The strip-wired waterproof luminaire according to claim 6, wherein the light source assembly (200) comprises a strip-shaped circuit board (201) disposed within the mounting cavity (101) and a light emitting unit (202) disposed on the strip-shaped circuit board (201) facing the strip-shaped optical element (104).

9. The waterproof lamp with the external connecting lead of claim 8, characterized in that the end of the strip-shaped circuit board (201) is provided with a pad (2011), and the pad (2011) is located at or close to the mounting port (102).

10. The waterproof lamp with the external connecting wire as claimed in claim 9, wherein the strip-shaped circuit board (201) is provided with a fixing hole (2012) at one end provided with a pad (2011), and the inner baffle (301) is provided with a convex column (3011) matched with the fixing hole (2012).

11. The waterproof lamp with external lead wire of claim 1, wherein the side of the shield cover (302) facing the inner baffle (301) is flat.

12. The waterproof lamp with the external connecting lead of claim 6, wherein the strip-shaped optical element (104) is shorter than the strip-shaped base (103) at the end, the part of the blocking cover (302) close to the strip-shaped optical element (104) protrudes towards the blocking cover (302), the glue injection cavity (400) is divided into a smaller upper cavity (402) and a larger lower cavity (403), and the lead (3031) is positioned in the lower cavity (403).

13. A watertight lamp with external lead wires according to any of claims 1 to 12, characterized in that the end cap assembly (300) further comprises an outer cap (304) disposed outside the blocking cover (302), and the outer cap (304) is provided with a second threading hole (3041) for the lead wire (3031) to pass through.

14. The waterproof lamp with the external connecting wire as claimed in claim 13, wherein a plurality of protruding elastic sheets (3042) are arranged on the outer side of the outer cover (304) around the second threading hole (3041), the elastic sheets (3042) are distributed around the second threading hole (3041), a convex rib (3043) is arranged on the inner side of at least one elastic sheet (3042), and the end cover assembly (300) further comprises a lock sleeve (3045) for locking all the elastic sheets (3042) in the circumferential direction.

15. The waterproof lamp with the external connecting wire as claimed in claim 14, wherein the spring plate (3042) has two symmetrically arranged spring plates, the outer side of each spring plate (3042) is provided with a barb (3046), and the side wall of the lock sleeve (3045) is provided with a lock hole (3047) matched with the barb (3046).