CN218845835U

CN218845835U - Underground lamp

Info

Publication number: CN218845835U
Application number: CN202223139105.4U
Authority: CN
Inventors: 姚忠新
Original assignee: Guangdong Qianqian Intelligent Fire Fighting Equipment Co ltd
Current assignee: Guangdong Qianqian Intelligent Fire Fighting Equipment Co ltd
Priority date: 2022-11-25
Filing date: 2022-11-25
Publication date: 2023-04-11
Anticipated expiration: 2032-11-25

Abstract

The utility model discloses an underground lamp, which comprises a lamp shell, a circuit board and a surface cover, wherein the lamp shell is provided with a first accommodating cavity, and the top of the lamp shell is open; the circuit board is arranged in the lamp shell and provided with a plurality of lamp beads; the surface cover is fixedly connected to the upper end of the lamp housing and covers the first accommodating cavity, the surface cover is annular, a lens is arranged in the middle of the surface cover, an annular water tank is arranged on the circumferential edge of the surface cover, the edge of the surface cover slants downwards from the center of the surface cover to the outer side on the cross section of the surface cover, and the water tank is arranged on the circumferential edge of the surface cover; the outer edge of the surface cover is larger than the outer edge of the lamp housing, and the water tank is arranged outside the outer edge of the lamp housing in a surrounding mode. Rainwater is scattered on the surface cover, water can be drained to the periphery of the surface cover along the surface of the surface cover, partial rainwater is received by the water tank, and the phenomenon that rainwater is accumulated to penetrate too much to bury the lamp is effectively avoided.

Description

Underground lamp

Technical Field

The utility model relates to the field of lighting technology, in particular to bury lamp.

Background

Utility model patent with application number CN201210202221.8 discloses an underground lamp, which includes a casing, a power supply assembly and a lamp holder. The housing is formed with an accommodating space. The power supply assembly is accommodated in the accommodating space. The lamp holder is accommodated in the accommodating space and is electrically connected with the power supply component. The lamp holder comprises a cover body, an LED assembly and a locking assembly. The LED module is characterized in that the cover body is provided with an accommodating cavity and a heat dissipation plate, the LED module is accommodated in the accommodating cavity, and the heat dissipation plate covers the LED module in the accommodating cavity. One end of the heat dissipation plate is fixed on the cover body, and the other end of the heat dissipation plate is movably connected with the locking assembly. When the locking assembly is in a locking state, the LED assembly is kept accommodated in the accommodating cavity, and when the locking assembly is in an unlocking state, the LED assembly can be taken out of the accommodating cavity. In use, the buried lamp is embedded into the groove on the ground in the whole, the buried lamp is used in the open, and when meeting rainwater season, the condition of water seepage easily occurs, so that the service life of the buried lamp is shortened.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a bury lamp can avoid the rainwater to get into the inside of underground lamp, increase of service life.

The underground lamp comprises a lamp housing, a circuit board and a surface cover, wherein the lamp housing is provided with a first accommodating cavity, and the top of the lamp housing is open; the circuit board is arranged in the lamp shell and provided with a plurality of lamp beads; the surface cover is fixedly connected to the upper end of the lamp housing and covers the first accommodating cavity, the surface cover is annular, a lens is arranged in the middle of the surface cover, an annular water tank is arranged on the circumferential edge of the surface cover, the edge of the surface cover slants downwards from the center of the surface cover to the outer side on the cross section of the surface cover, and the water tank is arranged on the circumferential edge of the surface cover; the outer edge of the surface cover is larger than the outer edge of the lamp housing, and the water tank is arranged outside the outer edge of the lamp housing in a surrounding mode.

According to the utility model discloses bury lamp has following beneficial effect at least: in rainy season, rainwater is scattered on the surface cover, water can be drained to the periphery of the surface cover along the surface of the surface cover, a part of rainwater is received by the water tank, and the rainwater is effectively prevented from accumulating and excessively seeping into the ground to bury the inside of the lamp.

According to some embodiments of the utility model, the lamp body with the junction of face lid is provided with waterproof rubber ring.

According to the utility model discloses a some embodiments, the first upper end that holds the inside wall in chamber is provided with the step, the inboard of step is provided with first screw thread, the bottom of face lid is provided with the arch, the bellied outside is provided with the second screw thread, first screw thread with second thread engagement, waterproof rubber ring is fixed in bellied bottom surface with between the bottom surface of step.

According to some embodiments of the present invention, the middle portion of the lens is inwardly concave and the outer edge of the lens 310 is outwardly convex.

According to some embodiments of the invention, the outer edge of the lens and the inner edge of the face cover are fixed by waterproof glue adhesion.

According to the utility model discloses a some embodiments, still be provided with many support columns in the first chamber that holds, the top of support column with the circuit board passes through the glue adhesion fixedly.

According to the utility model discloses a some embodiments, the bottom of lamp body is provided with a plurality of radiating fin, and is a plurality of radiating fin sets up at the interval side by side.

According to the utility model discloses a some embodiments still include pre-buried casing, pre-buried casing is provided with the second and holds the chamber, the second holds the inboard upper end in chamber and is provided with the overlap joint groove, the periphery of lamp body is provided with outer edge, outer edge overlap joint in the overlap joint groove, just outer edge with the overlap joint groove passes through screw fixed connection, the lamp body with the second holds the interval setting between the bottom in chamber.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The invention is further described with reference to the following figures and examples, in which:

fig. 1 is a schematic view of an underground lamp according to an embodiment of the present invention;

fig. 2 is a schematic cross-sectional view of an underground lamp according to an embodiment of the present invention.

100. A lamp housing; 110. a first accommodating chamber; 111. a step; 120. a support pillar; 130. a heat dissipating fin; 140. an outer edge; 200. a circuit board; 210. a lamp bead; 300. a face cover; 310. a lens; 320. a water tank; 330. a protrusion; 400. a waterproof rubber ring; 500. pre-burying a shell; 510. a second accommodating cavity; 511. a lap joint groove;

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, a plurality of meanings are one or more, a plurality of meanings are two or more, and the terms greater than, smaller than, exceeding, etc. are understood as excluding the number, and the terms greater than, lower than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.

Referring to fig. 1 to 2, an underground lamp according to an embodiment of the present invention includes a lamp housing 100, a circuit board 200, and a cover 300, wherein the lamp housing 100 is provided with a first accommodating cavity 110, and the top of the lamp housing is open; the circuit board 200 is arranged in the lamp housing 100, and a plurality of lamp beads 210 are arranged on the circuit board 200; the surface cover 300 is fixedly connected to the upper end of the lamp housing 100 and covers the first accommodating cavity 110, the surface cover 300 is annular, the lens 310 is arranged in the middle of the surface cover 300, the annular water tank 320 is arranged at the circumferential edge of the surface cover 300, the edge of the surface cover 300 inclines downwards from the center of the surface cover 300 to the outside in an inclined manner on the cross section of the surface cover 300, and the water tank 320 is arranged at the circumferential edge of the surface cover 300; the outer edge of the face cover 300 is larger than the outer edge of the lamp housing 100, and the water tank 320 is disposed around the outer edge of the lamp housing 100.

In practical application, the lamp beads 210 on the circuit board 200 are lighted, and transmit light to an outdoor environment through the lens 310, wherein when rainwater falls on the surface cover 300, the rainwater can drain around the surface cover 300 along the surface of the surface cover 300, specifically, the rainwater flows to the surface of the surface cover 300, the rainwater can be guided to the outer side of the surface cover 300 by the surface obliquely inclined downwards from the center of the surface cover 300 to the outer side, wherein in the flowing process of the rainwater, a part of the rainwater can be received by the water tank 320, and the water tank 320 is arranged on the outer edge of the lamp housing 100, so that the rainwater is effectively prevented from being accumulated to penetrate into the interior of the buried lamp too much.

It should be mentioned that, in order to further improve the waterproof effect, in the first embodiment, the joint of the lamp housing 100 and the face cover 300 is provided with a waterproof rubber ring 400. Thereby sealing the junction of the lamp envelope 100 and the face cap 300.

In the embodiment of the present invention, in order to improve the waterproof effect from each position, in the second embodiment, the outer edge of the lens 310 and the outer edge of the face cover 300 are fixed by the waterproof adhesive. Thereby effectively preventing rainwater from flowing in from the contact between the lens 310 and the cover 300.

As a further optimization of the first embodiment, a step 111 is disposed at an upper end of an inner side wall of the first accommodating cavity 110, a first thread is disposed at an inner side of the step 111, a protrusion 330 is disposed at a bottom of the face cover 300, a second thread is disposed at an outer side of the protrusion 330, the first thread is engaged with the second thread, and the waterproof rubber ring 400 is fixed between a bottom surface of the protrusion 330 and a bottom surface of the step 111. The assembly between the lamp housing 100 and the cover 300 is realized by the matching of the first thread and the second thread, and the joint is waterproof by the matching of the threads and is impermeable to water by the waterproof rubber ring 400.

Preferably, in order to improve the irradiation effect, the middle of the lens 310 is depressed toward the inside, and the outer edge of the lens 310 is protruded outward. The position that inside is sunken enables the light scattering of central part, enlarges the irradiation range, and the concentration degree of light can be improved to the outside edge, improves luminance to effectively realize that middle part scattering improves the irradiation range, the ambient light brightness is higher, improves the effect of shining the effect.

In some embodiments, a plurality of support columns 120 are further disposed in the first receiving cavity 110, and the top of the support columns 120 and the circuit board 200 are adhesively fixed by glue. When support column 120 provides the supporting role for circuit board 200, also enable circuit board 200 and the first bottom surface that holds chamber 110 and form the space of fretwork, the lamp pearl 210 heat dissipation of being convenient for, simultaneously, in order to improve radiating effect, the bottom of lamp body 100 still is provided with a plurality of radiating fin 130, and a plurality of radiating fin 130 set up at the interval side by side.

It should be mentioned that, in the existing underground lamp, in order to facilitate installation, the underground lamp further includes an embedded casing 500, the embedded casing 500 is installed in a groove on the ground first, and then the lamp housing 100 is installed, wherein the embedded casing 500 is provided with a second accommodating cavity 510, the upper end of the inner side of the second accommodating cavity 510 is provided with a lap joint groove 511, the periphery of the lamp housing 100 is provided with an outer edge 140, the outer edge 140 is lapped on the lap joint groove 511, and the outer edge 140 and the lap joint groove 511 are fixedly connected through screws, and the lamp housing 100 and the bottom of the second accommodating cavity 510 are arranged at intervals. The bottom surface and the lamp body 100 of the second holding cavity 510 that the interval set up can provide radiating space for lamp body 100, further promote to bury the radiating effect of lamp, improve to bury the whole life-span of lamp.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.

Claims

1. An underground lamp, comprising:

the lamp shell (100), the lamp shell (100) is provided with a first accommodating cavity (110), and the top of the lamp shell (100) is open;

the circuit board (200) is arranged in the lamp housing (100), and a plurality of lamp beads (210) are arranged on the circuit board (200);

the lamp housing (100) is fixedly connected with the upper end of the lamp housing (100), the lamp housing (100) covers the first accommodating cavity (110), the lamp housing (300) is annular, a lens (310) is arranged in the middle of the lamp housing (300), an annular water tank (320) is arranged on the circumferential edge of the lamp housing (300), the edge of the lamp housing (300) is obliquely and downwards inclined from the center of the lamp housing (300) to the outer side on the cross section of the lamp housing (300), and the water tank (320) is arranged on the circumferential edge of the lamp housing (300);

the outer edge of the face cover (300) is larger than the outer edge of the lamp housing (100), and the water tank (320) is arranged outside the outer edge of the lamp housing (100) in a surrounding mode.

2. The underground lamp of claim 1, wherein a waterproof rubber ring (400) is arranged at the joint of the lamp housing (100) and the face cover (300).

3. The underground lamp of claim 2, wherein the upper end of the inner side wall of the first receiving cavity (110) is provided with a step (111), the inner side of the step (111) is provided with a first thread, the bottom of the surface cover (300) is provided with a protrusion (330), the outer side of the protrusion (330) is provided with a second thread, the first thread and the second thread are engaged, and the waterproof rubber ring (400) is fixed between the bottom surface of the protrusion (330) and the bottom surface of the step (111).

4. The underground lamp of claim 1, wherein the middle of the lens (310) is concave to the inside and the outer edge of the lens (310) is convex to the outside.

5. The underground lamp of claim 1 or 4, wherein the outer edge of the lens (310) and the inner edge of the face cover (300) are fixed by waterproof glue bonding.

6. The underground lamp of claim 1, wherein a plurality of supporting pillars (120) are further disposed in the first receiving cavity (110), and the top of the supporting pillars (120) and the circuit board (200) are adhesively fixed by glue.

7. The underground lamp of claim 1 or 6, wherein the bottom of the lamp housing (100) is provided with a plurality of heat dissipation fins (130), and the plurality of heat dissipation fins (130) are arranged side by side at intervals.

8. The underground lamp of claim 1, further comprising a pre-buried shell (500), wherein the pre-buried shell (500) is provided with a second accommodating cavity (510), the upper end of the inner side of the second accommodating cavity (510) is provided with a lapping groove (511), the outer periphery of the lamp shell (100) is provided with an outer edge (140), the outer edge (140) is lapped on the lapping groove (511), the outer edge (140) is fixedly connected with the lapping groove (511) through screws, and the lamp shell (100) and the bottom of the second accommodating cavity (510) are arranged at intervals.