CN220205687U

CN220205687U - LED underwater lamp

Info

Publication number: CN220205687U
Application number: CN202321024085.8U
Authority: CN
Inventors: 周志平
Original assignee: Ningbo Yinghai Lighting Co ltd
Current assignee: Ningbo Yinghai Lighting Co ltd
Priority date: 2023-04-28
Filing date: 2023-04-28
Publication date: 2023-12-19
Anticipated expiration: 2033-04-28

Abstract

The application discloses LED underwater lamp, including mount pad, back lid, protecgulum, light-transmitting plate, luminous component, clamping ring, elastic component and sealing washer, the back lid is located the mount pad, and the protecgulum can be dismantled and locate the back lid, and luminous component locates inside protecgulum and the back lid; the front cover is of an annular structure, the front end of the front cover radially inwards extends to form an annular edge, and a limiting block protrudes from the inner side wall of the front cover; the compression ring is axially slidably arranged in the front cover, and is positioned between the annular edge and the limiting block; the sealing ring is coaxially arranged in the front cover, and the sealing ring is positioned between the compression ring and the annular edge; the section of the sealing ring is of a U-shaped structure, so that the sealing ring can be wrapped on the peripheral edge of the light-transmitting plate; the elastic piece is arranged in the front cover, and forces the compression ring to slide in the direction close to the annular edge, so that the sealing ring is clamped between the compression ring and the annular edge. The LED underwater lamp can form multiple seals, and has good sealing performance; the sealing ring can adapt to the thermal expansion and contraction quantity of the sealing ring, has high sealing stability, is not easy to fog, is not easy to enter water, and has long service life.

Description

LED underwater lamp

Technical Field

The application relates to the technical field of lamps and lanterns, in particular to an LED underwater lamp.

Background

At present, an LED underwater lamp belongs to an outdoor lamp, has the advantages of small and exquisite appearance, attractive appearance, elegant appearance and the like, can generally generate light rays with various colors, and is widely installed in a pool built in areas such as parks, squares, communities and the like.

However, in the daily use process of the existing LED underwater lamp, particularly in summer, the situation that a pool is out of water is often encountered, so that the LED underwater lamp is easy to insolate under the intense sun; after rain or after water is injected into the pool by a manager, the LED underwater lamp is immersed under the water again; so repeatedly, the sealant between the transparent glass and the front cover on the LED underwater lamp is easy to age and crack due to thermal expansion and cold contraction, the inner side of the transparent glass of the LED underwater lamp is slightly fogged, the water inlet is seriously damaged, and the service life of the LED underwater lamp is greatly shortened.

Therefore, how to improve the existing LED underwater lamp to overcome the above-mentioned shortcomings is a technical problem to be solved by those skilled in the art.

Disclosure of Invention

An object of the application is to provide a LED underwater lamp that leakproofness is good, and sealing stability is high, and long service life.

In order to achieve the above purpose, the technical scheme adopted in the application is as follows: the LED underwater lamp comprises a mounting seat, a rear cover, a front cover, a light-transmitting plate and a light-emitting component, wherein the rear cover is arranged on the mounting seat, the front cover is detachably arranged on the rear cover, and the light-emitting component is arranged in the front cover and the rear cover; the front cover is of an annular structure, the front end of the front cover radially inwards extends to form an annular edge, and a limiting block protrudes out of the inner side wall of the front cover; the LED underwater lamp further comprises a compression ring, an elastic piece and a sealing ring made of elastic materials; the compression ring is axially slidably arranged in the front cover, and is positioned between the annular edge and the limiting block; the sealing ring is coaxially arranged in the front cover, and the sealing ring is positioned between the pressing ring and the annular edge; the section of the sealing ring is of a U-shaped structure, so that the sealing ring can be wrapped on the peripheral edge of the light-transmitting plate; the elastic piece is arranged in the front cover and used for forcing the compression ring to slide in the direction close to the annular edge, so that the compression ring and the annular edge clamp the sealing ring.

Preferably, the inner side of the annular rim extends along the axial direction towards the direction of the pressure ring to form a flange with an annular structure, and gaps are reserved between the flange and the light-transmitting plate and between the flange and the sealing ring.

Preferably, the inner side of the pressing ring extends along the axial direction towards the annular edge, and gaps are reserved between the retaining ring and the light-transmitting plate and between the retaining ring and the sealing ring.

Preferably, the outer ring surface of the sealing ring is coaxially provided with an annular groove.

Preferably, one side, far away from the annular edge, of the limiting block is of an inclined surface structure.

Preferably, the pressing ring is rotatably arranged in the front cover, and the outer periphery of the pressing ring axially penetrates through the yielding groove for adapting to the limiting block.

Preferably, the inner ring surface of the front cover is in threaded connection with the outer ring surface of the rear cover, and the front end of the rear cover is used for supporting the elastic piece.

Compared with the prior art, the beneficial effect of this application lies in: (1) The compression ring is axially slidably arranged in the front cover, and is positioned between the annular edge and the limiting block; the sealing ring is coaxially arranged in the front cover, and the sealing ring is positioned between the pressing ring and the annular edge; the section of the sealing ring is of a U-shaped structure, so that the sealing ring can be wrapped on the peripheral edge of the light-transmitting plate; the elastic piece is arranged in the front cover and used for forcing the compression ring to slide in the direction close to the annular edge, so that the compression ring and the annular edge clamp the sealing ring, after assembly, the light-transmitting plate and the annular edge, the light-transmitting plate and the inner side wall of the front cover and the light-transmitting plate and the compression ring can form sealing through the sealing ring, which is equivalent to forming multiple sealing paths, and the sealing effect is better; in addition, under the effect of elastic component, the clamping ring can be right all the time the sealing washer produces pretightning force to take place expend with heat and contract with cold anyway, can fully guarantee the light-transmitting plate with the leakproofness between the protecgulum, sealing stability is higher, and then guarantees the inboard of light-transmitting plate does not foggy, does not advance water, fully prolongs the life of LED underwater lamp.

(2) When the pressure ring is touched or stepped on the transparent plate by mistake in the use process, the external pressure born by the transparent plate is larger than the elastic force of the elastic piece, and the transparent plate can force the pressure ring to slide in the direction away from the annular edge through the sealing ring; at this time, under the limiting action of the limiting block, after the compression ring contacts with the limiting block, the compression ring cannot continuously slide towards the direction away from the annular edge, so that the light-transmitting plate cannot collapse into the front cover, the sealing ring can be fully extruded between the light-transmitting plate and the compression ring, and water cannot enter between the light-transmitting plate and the front cover.

Drawings

Fig. 1 is a perspective view of an LED underwater lamp provided in the present application.

Fig. 2 is an exploded view of the LED underwater light of fig. 1 provided herein.

Fig. 3 is a partial enlarged view of I in fig. 2 provided herein.

Fig. 4 is a partial enlarged view at II in fig. 2 provided herein.

Fig. 5 is a cross-sectional view of the LED underwater light of fig. 1 provided herein.

Fig. 6 is an enlarged view of a portion of fig. 5 at III provided herein.

Fig. 7 is a partial enlarged view at IV in fig. 5 provided herein.

In the figure: 1. a mounting base; 2. a rear cover; 3. a front cover; 31. a ring edge; 311. a flange; 32. a limiting block; 321. an inclined plane structure; 4. a light-transmitting plate; 5. a light emitting assembly; 6. a compression ring; 61. a retainer ring; 62. a relief groove; 7. an elastic member; 8. a seal ring; 81. an annular groove.

Detailed Description

The present application will be further described with reference to the specific embodiments, and it should be noted that, on the premise of no conflict, new embodiments may be formed by any combination of the embodiments or technical features described below.

In the description of the present application, it should be noted that, for the azimuth terms such as terms "center", "lateral", "longitudinal", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., the azimuth and positional relationships are based on the azimuth or positional relationships shown in the drawings, it is merely for convenience of describing the present application and simplifying the description, and it is not to be construed as limiting the specific protection scope of the present application that the device or element referred to must have a specific azimuth configuration and operation, as indicated or implied.

It should be noted that the terms "first," "second," and the like in the description and in the claims of the present application are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order.

The terms "comprises" and "comprising," along with any variations thereof, in the description and claims of the present application are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements that are expressly listed or inherent to such process, method, article, or apparatus.

Referring to fig. 1 to 3 and fig. 5 to 6, an embodiment of the present application provides an LED underwater lamp, which includes a mounting base 1, a rear cover 2, a front cover 3, a light-transmitting plate 4 and a light-emitting component 5, wherein the rear cover 2 is disposed on the mounting base 1, the front cover 3 is detachably disposed on the rear cover 2, and the light-emitting component 5 is disposed inside the front cover 3 and the rear cover 2; the front cover 3 is of an annular structure, the front end of the front cover 3 extends radially inwards to form an annular edge 31, and a limiting block 32 protrudes from the inner side wall of the front cover 3; the LED underwater lamp also comprises a compression ring 6, an elastic piece 7 and a sealing ring 8 made of elastic materials; the compression ring 6 is axially slidably arranged in the front cover 3, and the compression ring 6 is positioned between the annular edge 31 and the limiting block 32; the sealing ring 8 is coaxially arranged in the front cover 3, and the sealing ring 8 is positioned between the pressing ring 6 and the annular edge 31; the section of the sealing ring 8 is in a U-shaped structure, so that the sealing ring can be wrapped on the peripheral edge of the light-transmitting plate 4; the elastic element 7 is arranged in the front cover 3, and the elastic element 7 is used for forcing the compression ring 6 to slide towards the direction close to the annular edge 31, so that the sealing ring 8 is clamped between the compression ring 6 and the annular edge 31.

The working principle of the LED underwater lamp is as follows: as shown in fig. 5 and 6, after assembly, the light-transmitting plate 4 and the annular edge 31, the light-transmitting plate 4 and the inner side wall of the front cover 3 and the light-transmitting plate 4 and the compression ring 6 can be sealed by the sealing ring 8, which is equivalent to forming multiple seals, and the sealing effect is better. In addition, under the effect of elastic component 7, clamping ring 6 can produce the pretightning force to sealing washer 8 all the time to the thermal expansion and shrinkage take place anyway, can fully guarantee the leakproofness between light-transmitting plate 4 and the protecgulum 3, and sealing stability is higher, and then guarantees that the inboard of light-transmitting plate 4 does not foggy, does not advance water, fully prolongs the life of LED underwater lamp. In addition, in the use process, when the light-transmitting plate 4 is touched by mistake or stepped on by mistake, the external pressure born by the light-transmitting plate 4 is larger than the elastic force of the elastic piece 7, and the light-transmitting plate 4 can force the pressing ring 6 to slide in the direction away from the annular edge 31 through the sealing ring 8; at this time, under the limiting action of the limiting block 32, after the pressure ring 6 contacts with the limiting block 32, the pressure ring 6 cannot continuously slide in the direction away from the annular edge 31, so that the light-transmitting plate 4 is prevented from collapsing into the front cover 3, the sealing ring 8 is fully extruded between the light-transmitting plate 4 and the pressure ring 6, and water is prevented from entering between the light-transmitting plate 4 and the front cover 3.

It should be noted that, the mounting base 1, the rear cover 2, the light-transmitting plate 4, the light-emitting assembly 5 and the elastic member 7 are all conventional, and their specific structures are not described in detail herein.

Referring to fig. 6, in some embodiments of the present application, a flange 311 with an annular structure extends from the inner side of the annular rim 31 in the direction of the axial direction toward the compression ring 6, where the flange 311 can prevent the sealing ring 8 from being deformed in transition when the sealing ring 8 receives a large compression force. In addition, gaps are reserved between the flange 311 and the light-transmitting plate 4 and between the flange 311 and the sealing ring 8, the gaps reserved between the flange 311 and the light-transmitting plate 4 can prevent the contact between the flange 311 and the light-transmitting plate 4, and the gaps reserved between the flange 311 and the sealing ring 8 can adapt to the normal deformation of the sealing ring 8.

Referring to fig. 4 and 6, in some embodiments of the present application, the inner side of the compression ring 6 extends in the axial direction toward the annular rim 31 with a retainer ring 61 of annular structure, and when the seal ring 8 is subjected to a large pressure, the retainer ring 61 can prevent the seal ring 8 from being deformed in transition. In addition, gaps are reserved between the check ring 61 and the light-transmitting plate 4 and between the check ring 61 and the sealing ring 8, the reserved gaps between the check ring 61 and the light-transmitting plate 4 can prevent the check ring 61 from contacting the light-transmitting plate 4, and the reserved gaps between the check ring 61 and the sealing ring 8 can adapt to the normal deformation of the sealing ring 8.

Referring to fig. 6, in some embodiments of the present application, an annular groove 81 is coaxially disposed on an outer ring surface of the sealing ring 8, and when the sealing ring 8 is pressed between the pressing ring 6 and the annular rim 31, the position of the annular groove 81 is beneficial to adapt to deformation of the sealing ring 8, and is beneficial to deform the sealing ring 8 along a radially inward direction of the light-transmitting plate 4, so as to enhance a sealing effect between the light-transmitting plate 4 and the sealing ring 8.

Referring to fig. 6, in some embodiments of the present application, a side of the stopper 32 away from the ring edge 31 is a bevel structure 321. Under the effect of inclined plane structure 321, be convenient for with sealing washer 8 and light-transmitting plate 4's whole assembly to stopper 32 and ring limit 31 between, the assembly is light more, laborsaving.

It should be noted that, as shown in fig. 6, although the pressing ring 6 may be assembled from the rear of the limiting block 32 to the front of the limiting block 32 (i.e. between the limiting block 32 and the sealing ring 8) by deformation, the pressing ring 6 is easy to deform when receiving a large pressure, i.e. when the light-transmitting plate 4 receives a large external force, the pressing ring 6 is easy to deform, so that the pressing ring 6 falls off from the limiting block 32, which is not beneficial to practical use. For this reason, in some embodiments of the present application, as shown in fig. 3 and 4, the pressing ring 6 is rotatably disposed inside the front cover 3, and the outer periphery of the pressing ring 6 is axially perforated with a yielding groove 62 for adapting to the limiting block 32. When in assembly, the yielding grooves 62 are aligned with the limiting blocks 32 one by one, then the compression ring 6 slides to the front of the limiting blocks 32 from the rear of the limiting blocks 32, and then the compression ring 6 is rotated, so that the yielding grooves 62 are staggered with the limiting blocks 32, and assembly can be realized; and in the same way, the disassembly can be realized by reverse operation. This kind of assembly method, clamping ring 6 need not produce deformation, and clamping ring 6 can adopt the higher material of intensity promptly to can guarantee stopper 32 carry out spacing stability of supporting clamping ring 6.

Referring to fig. 5 and 7, in some embodiments of the present application, the inner circumferential surface of the front cover 3 is screw-coupled to the outer circumferential surface of the rear cover 2, and the front end of the rear cover 2 serves to support the elastic member 7. The detachable connection between the front cover 3 and the rear cover 2 can be realized through the threaded connection between the inner annular surface of the front cover 3 and the outer annular surface of the rear cover 2; moreover, the front end of the rear cover 2 can support the elastic member 7, so that the difficulty in mounting the elastic member 7 can be reduced.

The foregoing has outlined the basic principles, main features and advantages of the present application. It will be appreciated by persons skilled in the art that the present application is not limited to the embodiments described above, and that the embodiments and descriptions described herein are merely illustrative of the principles of the present application, and that various changes and modifications may be made therein without departing from the spirit and scope of the application, which is defined by the appended claims. The scope of protection of the present application is defined by the appended claims and equivalents thereof.

Claims

1. The LED underwater lamp comprises a mounting seat, a rear cover, a front cover, a light-transmitting plate and a light-emitting component, wherein the rear cover is arranged on the mounting seat, the front cover is detachably arranged on the rear cover, and the light-emitting component is arranged in the front cover and the rear cover; the front cover is of an annular structure, the front end of the front cover extends radially inwards to form an annular edge, and a limiting block protrudes out of the inner side wall of the front cover; the LED underwater lamp further comprises a compression ring, an elastic piece and a sealing ring made of elastic materials; the compression ring is axially slidably arranged in the front cover, and is positioned between the annular edge and the limiting block; the sealing ring is coaxially arranged in the front cover, and the sealing ring is positioned between the pressing ring and the annular edge; the section of the sealing ring is of a U-shaped structure, so that the sealing ring can be wrapped on the peripheral edge of the light-transmitting plate; the elastic piece is arranged in the front cover and used for forcing the compression ring to slide in the direction close to the annular edge, so that the compression ring and the annular edge clamp the sealing ring.

2. The LED underwater light of claim 1 wherein the inner side of the annular rim extends in the axial direction toward the compression ring with a flange of annular configuration and gaps are reserved between the flange and the light-transmitting plate and between the flange and the sealing ring.

3. The LED underwater lamp of claim 1, wherein a retainer ring of annular structure extends axially toward the annular edge on the inner side of the pressure ring, and gaps are reserved between the retainer ring and the light-transmitting plate and between the retainer ring and the sealing ring.

4. The LED underwater light of claim 1 wherein the outer annular surface of the seal ring is coaxially provided with an annular groove.

5. The LED underwater light of claim 1 wherein a side of the stopper remote from the rim is a beveled structure.

6. The LED underwater light of claim 1 wherein the pressure ring is rotatably disposed in the front cover, and a relief groove for adapting to the stopper is axially formed in the outer periphery of the pressure ring.

7. The LED underwater light of any one of claims 1 to 6 wherein the inner annular surface of the front cover is screw-coupled to the outer annular surface of the rear cover and the front end of the rear cover is for supporting the elastic member.