CN206352752U - LED water-proof christmas lamps - Google Patents

Abstract

The utility model discloses an LED waterproof Christmas light, which comprises a light string, the light string is formed by a plurality of two adjacent LED light bulbs connected in series, and a housing is sheathed on the outside of each LED light bulb. The brackets of the LED bulbs in the housing are respectively connected to the positive and negative wires, the positive and negative wires protrude from the bottom of the housing, and the PC/PVC/AS housing is filled with packages. The bulb, the chip support and the electric wire of the LED waterproof Christmas light of the utility model are encapsulated by a package body such as epoxy resin, the main line of the rubber line, the male and female joints and the power line injected by the injection molding machine. In addition, in order to further increase the waterproof effect, a PE heat shrinkable sleeve is installed outside the male and female joints. The LED waterproof Christmas light of the utility model is exposed in the air, is not easy to be oxidized and rusted, and achieves a good waterproof effect.

Description

LED Waterproof Christmas Lights

technical field

The utility model relates to a decorative lighting fixture, in particular to a waterproof lamp string for outdoor safe use.

Background technique

LED light string is the main decoration product of Christmas, and it is also an indispensable decoration product for consumers' festivals, cultural exchanges, cultural activities, and night scene lighting in public places. Has a broad market.

Generally used Christmas light strings are too low in brightness, low in power, and poor in waterproof effect, which cannot meet market demand. Generally, the LED chips of waterproof light strings are too small and the current is too small, resulting in low brightness of the light strings. The traditional LED light string mainly connects the two pins of the LED to the wire to form a string. Such LED pins are exposed to the air, are prone to oxidation, rust, and cannot achieve a good waterproof effect.

Utility model content

The technical problem to be solved by the utility model is to provide a waterproof LED Christmas light, which has the effect of being waterproof and not easy to rust.

In order to solve the above-mentioned technical problems, the utility model provides a LED waterproof Christmas light, which includes a light string, and the light string is formed by a plurality of adjacent LED bulbs connected in series. A casing is provided, and the brackets of the LED bulbs in the casing are respectively connected with positive and negative wires, and the positive and negative wires protrude from the bottom of the casing, and the PC casing is also filled with packages.

Further, a voltage drop resistor is connected in series between the support and the positive and negative wires.

Further, the package is made of epoxy resin material.

Further, it is also provided with a rubber wire main line, and the positive and negative poles of two adjacent LED bulbs are connected in series to form a light string. The light string is connected in parallel with the rubber line main line. The negative electrode of the injection molding machine is injection molded into a male joint and a female joint respectively.

Further, the main wire of the rubber wire is a rubber-wrapped copper wire.

Further, a waterproof rubber ring is added to the groove of the male joint.

Further, the Christmas lights also include a power cord, the power cord includes a plug, a female connector and a rectifier, one end of the power cord is a plug, the other end is a female connector, the plug and the rectifier are connected by an AC connection line, The rectifier is connected to one end of the female connector through a DC connection line.

Further, the power cord also includes a nut, a tail plug and a pull diameter, the tail plug is screwed to the female connector through the nut, and the pull diameter bridges the tail plug and the DC connection wire.

Further, the material of the housing is PC/PVC/AS.

Further, the plug is further provided with a rectifier, the rectifier includes an AC input end, a DC output end and four diodes connected in series, and a fuse is connected to the AC input end.

The technical effect of the utility model is that: the bulb, the chip holder and the electric wire of the LED waterproof Christmas light of the utility model are encapsulated by a package body such as epoxy resin; . In addition, in order to further increase the waterproof effect, a PE heat shrinkable sleeve is installed outside the male and female joints. The LED waterproof Christmas light of the utility model is exposed in the air, is not easy to be oxidized and rusted, and achieves a good waterproof effect.

Description of drawings

Fig. 1 is the structural diagram of the LED bulb of the utility model LED waterproof Christmas light.

Fig. 2 is a structural schematic diagram of the utility model LED waterproof high-power Christmas light string.

Fig. 3 is the connection line between the IP44 plug and the light string adopted by the LED waterproof high-power Christmas light string of the utility model.

Fig. 4 is the finishing bridge circuit diagram of the IP44 plug adopted by the LED waterproof high-power Christmas light string of the utility model.

detailed description

The utility model will be further described below in conjunction with the accompanying drawings and specific embodiments, so that those skilled in the art can better understand the utility model and implement it, but the examples given are not intended to limit the utility model.

As shown in Figure 1, the LED light bulb 5 is an 8MM high-power light bulb. The two bottoms of the LED light bulb 5 are chip holders 2, and the bottom of the support 2 is connected to the positive and negative wires 3 respectively. The top is the copper wire with the rubber stripped off, the copper wire of the wire 3 is welded to the bracket 2, and the voltage drop resistor 6 is connected in series in the middle. The inside of the LED bulb 5 and the PC housing 1 are all encapsulated together with epoxy resin 4, so as to achieve the waterproof function. The epoxy resin seal 4 inside the PC case 1 wraps the lower end of the electric wire 3, two electric wires 3 extend from the bottom of the epoxy resin seal 4 inside the PC case, and the exposed electric wire 3 is in contact with the packaging structure of the LED bulb 5 The pins have the same function and constitute the positive and negative poles of the LED respectively, which are used to connect to the corresponding circuit. The LED bulb 5 uses a current of 100MA, a voltage of 3.0-3.2V, and a chip size of 12*31mi to achieve the best high-brightness effect. In addition, the current of a single LED bulb 5 can be 20MA, 30MA or 60MA.

As shown in FIG. 2 , the LED waterproof high-power Christmas light string includes a plurality of LED bulbs 5 , electric wires 12 , male connectors 15 and female connectors 13 . The male joint 15 is equipped with a nut 16 that is locked after the male-female connection, and a waterproof rubber ring 8 is added in the groove of the male joint 15 . The anodes of each LED light bulb 5 are respectively connected to the negative poles of adjacent LED light bulbs 5, so that each LED light bulb 5 is connected in series in sequence. The male connector main wires are connected together. The male joint 15 and the female joint 13 are formed by injection molding with an injection molding machine.

As shown in Figure 3, it is the IP44 power cord connected to the waterproof light string, the pin 21 of the IP44 plug, the injection molding 22 of the IP44 plug, the connection line between the IP44 plug and the rectifier 23 is an AC connection line 29, the rectifier 23 and the female connector 27 The connection line 24 is a direct current DC connection line, and a nut 26, a tail plug 28, and a pull diameter 25 are installed at the female joint 27. The nut 26 of the power cord is to prevent the female connector 27 from being squeezed and deformed. After connecting the light string, it is hung on the power cord, which is convenient for use next time. The female joint 27 in FIG. 3 is connected to the male joint 15 in FIG. 2 , the nuts are tightened, and a PE heat-shrinkable sleeve is provided outside the male and female joints to fully achieve the waterproof effect.

As shown in Figure 4, it is the finishing circuit diagram of the IP44 power cord connected to the waterproof light string. The AC input terminal 32 is connected to two wires, the AC input terminal 32 is connected to a fuse 31, the AC input terminal 32 is connected in series with four diodes 34 of the rectifier, and the diodes 34 are connected to the DC output terminal 33 by wires. There are two 32 wires connected to the AC input end.

The above-mentioned embodiments are only preferred embodiments for fully illustrating the utility model, and the protection scope of the utility model is not limited thereto. Equivalent substitutions or transformations made by those skilled in the art on the basis of the present utility model are all within the protection scope of the present utility model. The scope of protection of the utility model shall be determined by the claims.

Claims (10)

1. A kind of LED waterproof Christmas light, it comprises light string, and this light string is formed by the series connection of a plurality of two adjacent LED light bulbs, it is characterized in that, is provided with casing on the outside of each described LED light bulb, The brackets of the LED bulbs in the casing are respectively connected to the positive and negative wires, the positive and negative wires protrude from the bottom of the casing, and the casing is also filled with a package. 2. The LED waterproof Christmas light according to claim 1, characterized in that, a voltage drop resistor is connected in series between the support and the positive and negative wires. 3. The LED waterproof Christmas light according to claim 1, wherein the material of the package is epoxy resin material. 4. The LED waterproof Christmas light according to claim 1, characterized in that, it is also provided with a main line of rubber wire, and the positive and negative poles of two adjacent LED bulbs are connected in series to form a string of lights, and the string of lights is connected to the string of lights. The main wires of the rubber wires are connected in parallel as a whole, and the positive pole at the starting end and the negative pole at the end of the light string are injection molded into a male joint and a female joint by an injection molding machine respectively. 5. The LED waterproof Christmas light according to claim 4, characterized in that, the main wire of the rubber wire is a rubber-wrapped copper wire. 6. The LED waterproof Christmas light according to claim 4, wherein a waterproof rubber ring is added to the groove of the male connector. 7. The LED waterproof Christmas light according to claim 1, wherein the Christmas light also includes a power cord, the power cord includes a plug, a female connector and a rectifier, one end of the power cord is a plug, and the other end is a A female connector, the plug is connected to the rectifier through an AC connection line, and the rectifier is connected to one end of the female connector through a DC connection wire. 8. The LED waterproof Christmas light according to claim 7, characterized in that, the power cord also includes a nut, a tail plug and a pull diameter, the tail plug is screwed to the female connector through the nut, and the pull diameter spans connected to the tail plug and the direct current DC connection line. 9. The LED waterproof Christmas light according to claim 1, wherein the material of the housing is PC/PVC/AS. 10. The LED waterproof Christmas light according to claim 7, wherein the plug is also provided with a rectifier, the rectifier includes an AC input end, a DC output end and four diodes connected in series, and a fuse is connected to the AC input end.