CN206771119U - A waterproof and dustproof buried lamp - Google Patents

Abstract

The utility model discloses a waterproof and dustproof underground lamp, which comprises an upper shell and a lower shell connected with the upper shell through screw threads; an isolation bin is arranged between the assembled upper shell and the assembled lower shell; an air bag is arranged in the isolation bin; the upper and lower sides of the air bag are respectively provided with an upper stress plate and a lower stress plate; the inner walls of the upper and lower shells are respectively provided with an upper limiting ring and a lower limiting ring; an upper sealing ring and a lower sealing ring are also arranged between the upper stress plate and the air bag and between the lower stress plate and the air bag; the waterproof and dustproof underground lamp of the utility model enables the air bag to fill the whole isolation bin without gaps, thereby improving the waterproof performance; by arranging the upper sealing ring and the lower sealing ring, a sealing space is formed in the isolation bin, and dust or water drops are effectively prevented from entering the upper shell from the lower shell; waterproof nozzles are arranged at the joints of the power supply connector and the upper stress plate, the lower stress plate, the upper limiting ring and the lower limiting ring, so that dust or water drops are prevented from entering the joints; the peak-shaped lampshade and the grating are arranged, so that dust and water drops can fall conveniently.

Description

A waterproof and dustproof buried lamp

technical field

The utility model relates to a waterproof and dustproof underground lamp, which belongs to the technical field of lighting fixtures.

Background technique

Buried lamps are named because they are buried under the ground for people to illuminate; buried lamps are widely used because of their small size, low power consumption, long service life, sturdy and durable, easy installation, and unique and elegant shapes. Lighting decoration in squares, restaurants, private villas, meeting rooms, tourist attractions and other places; but after the existing buried lights are installed, because the buried lights are buried underground, the heat dissipation effect is not ideal, which will affect the normal work of LED lights performance; in addition, the existing underground lights are not perfect in terms of waterproofing, especially in some humid environments, resulting in water droplets often appearing in the buried lights, which affects the light of the LED lights and greatly reduces the underground lighting. The service life of the lamp, Chinese patent application number: 201620147960.5 discloses a buried lamp, including embedded parts and a lamp body installed on the embedded part; the opposite sides of the lamp body are respectively provided with elastic positioning strips , the elastic positioning bar is provided with at least one positioning tooth protruding toward the direction of the embedded part, the opposite two walls of the embedded part are provided with positioning grooves matching the positioning teeth, and the lamp body It is positioned on the embedded part through the engagement of the positioning teeth and the positioning groove; the lamp body is installed on the embedded part through the engagement of the elastic positioning strip and the positioning groove, so that the lamp body can be quickly inserted into the embedded part by plugging and unplugging. It is easy to disassemble and assemble on the embedded parts, and it is convenient to replace and maintain the lamp body; however, the buried lamp in the above technical solution has poor sealing performance, and dust or moisture enters the lamp body.

Utility model content

In order to solve the above problems, the utility model proposes a waterproof and dustproof buried lamp. The air bag can fill the entire isolation chamber without leaving gaps, and the waterproof performance is good; the waterproof nozzle and the sealing ring are installed to effectively prevent dust and water droplets from coming from the power connector. The connection with the upper force plate, the lower force plate and the upper limit ring, the lower limit ring or enter the upper shell from the lower shell.

The waterproof and dustproof underground lamp of the present utility model comprises an upper shell and a lower shell connected with the upper shell through threads; an isolation compartment is arranged between the assembled upper and lower shells; the isolation compartment An airbag is installed inside, and when assembled, the airbag is inflated so that the airbag can fill the entire isolation compartment without leaving any gaps and improve waterproof performance; the upper and lower sides of the airbag are respectively equipped with upper and lower force plates; the upper and lower The inner wall of the lower housing is respectively provided with upper and lower limit rings; upper and lower sealing rings are also installed between the upper and lower force plates and the air bag, and by setting the upper sealing ring and the lower sealing ring, the isolation compartment is formed. The space is sealed to effectively prevent dust or water droplets from entering the upper case from the lower case, affecting the normal operation of the circuit board;

The top of the upper shell is integrally formed with a peak-shaped lampshade, and the lampshade is set into a conical peak-shaped structure, which is convenient for dust or rainwater to fall to the grille; the upper part of the upper shell is equipped with a circuit board, and the circuit board Electrically connected light board and power connector; the power connector is connected to the mains through the isolation compartment, and the connection between the power connector and the upper force plate, the lower force plate, the upper limit ring, and the lower limit ring is installed with a waterproof nozzle , to prevent dust or water droplets from entering from the connection.

As a preferred embodiment, the outer side of the upper casing is integrally formed with an outer cylinder, which improves the overall stability and firmness; the connection between the upper casing and the outer cylinder is provided with a grille, from which the peak-shaped lampshade The dust or rainwater that falls on and off can fall from the grille to prevent the accumulation of dust and rainwater.

Further, both the upper force bearing plate and the upper sealing ring move upward along the inner wall of the upper housing until the upper force bearing plate is attached to the lower surface of the upper limit ring.

Further, both the lower force plate and the lower sealing ring move downward along the inner wall of the lower housing until the lower force plate is in contact with the upper surface of the lower limit ring.

As a preferred embodiment, heat dissipation fins are installed on the outer wall of the upper casing to accelerate heat dissipation.

Compared with the prior art, the utility model has the waterproof and dustproof buried lamp of the utility model, so that the air bag can fill the entire isolation chamber without leaving gaps, and improves the waterproof performance; by setting the upper sealing ring and the lower sealing ring, the isolation A sealed space is formed in the warehouse to effectively prevent dust or water droplets from entering the upper housing from the lower housing; waterproof nozzles are installed at the connections between the power connector and the upper force plate, lower force plate, upper limit ring, and lower limit ring to prevent Dust or water droplets enter from the connection; set the peak-shaped lampshade and grille to facilitate the falling of dust and water droplets.

Description of drawings

Fig. 1 is a schematic diagram of the overall structure of the utility model.

The parts in the drawings are marked as: 1-upper shell, 2-lower shell, 3-circuit board, 4-light board, 5-peak lampshade, 6-radiating fins, 7-grid, 8- Outer cylinder, 9-upper limit ring, 10-isolation chamber, 11-air bag, 12-lower limit ring, 13-upper force plate, 14-lower force plate, 15-upper seal ring, 16-lower seal ring, 17-power connector, 18-waterproof nozzle.

detailed description

Example 1:

As shown in Figure 1, the waterproof and dustproof underground lamp of the present utility model comprises an upper casing 1, and a lower casing 2 which is threadedly connected with the upper casing 1; the assembled upper and lower casings 1, 2 is provided with an isolation compartment 10; the isolation compartment 10 is equipped with an air bag 11; the upper and lower sides of the air bag 11 are respectively equipped with upper and lower force plates 13, 14; the upper and lower housings 1, 2 Its inner wall is provided with upper and lower limit rings 9 and 12 respectively; upper and lower sealing rings 15 and 16 are also installed between the upper and lower force plates 13 and 14 and the airbag 11;

The top of the upper housing 1 is integrally formed with a peak-shaped lampshade 5; the upper part of the upper housing 1 is equipped with a circuit board 3, and a lamp board 4 and a power connector 17 electrically connected to the circuit board 3; the power connector 17 passes through the isolation bin 10 and is connected to the mains, and the connection between the power connector 17 and the upper force plate 13, the lower force plate 14, the upper limit ring 9, and the lower limit ring 12 is equipped with a waterproof nozzle 18.

Example 2:

This embodiment is basically consistent with Embodiment 1, wherein, the outer side of the upper casing 1 is integrally formed with an outer cylinder 8; the connection between the upper casing 1 and the outer cylinder 8 is provided with a grille 7; Both the force plate 13 and the upper sealing ring 15 move upward along the inner wall of the upper housing 1 until the upper force plate 13 and the lower surface of the upper limit ring 9 fit together; The inner wall of the lower housing 2 moves downward until the upper surface of the lower force plate 14 and the lower limit ring 12 are attached; the outer wall of the upper housing 1 is equipped with cooling fins 6 , and other structures are consistent with the first embodiment.

The waterproof and dustproof buried lamp of the utility model, when assembling, inflates the air bag, so that the air bag can fill the entire isolation chamber without leaving any gaps, and improves the waterproof performance; The space is sealed to effectively prevent dust or water droplets from entering the upper case from the lower case and affecting the normal operation of the circuit board; The waterproof nozzle prevents dust or water droplets from entering from the connection; the lampshade is set in a conical peak-shaped structure, which is convenient for dust or rainwater to fall; the outer side of the upper shell is integrally made with an outer cylinder, which improves the overall stability and firmness. In addition, a grille is arranged at the joint between the upper shell and the outer cylinder, and the dust or rainwater falling from the peak-shaped lampshade can fall from the grille to prevent the accumulation of dust and rainwater.

The above-mentioned embodiments are only preferred implementation modes of the present utility model, so all equivalent changes or modifications made according to the structure, features and principles described in the scope of the patent application of the utility model are all included in the scope of the patent application of the utility model Inside.

Claims (5)

1. A kind of 1. water proof and dust proof underground lamp, it is characterised in that：Including upper shell, and the lower casing being connected through a screw thread with upper shell Body；Isolation cabin is provided between the upper and lower casing after assembling；Air bag is installed in the isolation cabin；The air bag is thereon Lower both sides are separately installed with upper and lower stressed plate；Its inwall of the upper and lower casing is respectively arranged with upper and lower spacing ring；On described, Upper and lower sealing ring is also equipped between lower stress plate and air bag；

   Crest lampshade has been made into integration above the upper shell；Its top of the upper shell is provided with circuit board, and and circuit board The lamp plate and power connection of electrical connection；The power connection is connected to civil power through isolation cabin, and power connection and upper stressed plate, Lower stress plate and upper limit ring, the junction of lower limit ring are provided with waterproof nozzle.
2. 2. water proof and dust proof underground lamp according to claim 1, it is characterised in that：Its outside of the upper shell has been made into integration Outer barrel；The upper shell is provided with grid with its junction of outer barrel.
3. 3. water proof and dust proof underground lamp according to claim 1, it is characterised in that：The equal edge of upper stressed plate and upper sealing ring Its inwall of upper shell is move upwardly until that stressed plate is bonded its lower surface with upper limit ring.
4. 4. water proof and dust proof underground lamp according to claim 1, it is characterised in that：The equal edge of lower stress plate and lower sealing ring Its inwall of lower house moves down until lower stress plate is bonded its upper surface with lower limit ring.
5. 5. water proof and dust proof underground lamp according to claim 1, it is characterised in that：It is provided with its outer wall of the upper shell scattered Hot fin.