CN201475766U

CN201475766U - Water-proofing LED light string structure

Info

Publication number: CN201475766U
Application number: CN200920194391XU
Authority: CN
Inventors: 邓锦洪
Original assignee: Individual
Current assignee: Individual
Priority date: 2009-09-09
Filing date: 2009-09-09
Publication date: 2010-05-19
Anticipated expiration: 2019-09-09

Abstract

The utility model belongs to the field of lighting technology and in particular discloses a water-proofing LED light string structure, comprising at least one connected light-emitting diode component; the light-emitting diode component comprises a plurality of sheathed light-emitting diode components, the sheathed light-emitting diode component comprises a light-emitting diode and a light cover covered at the periphery of the light-emitting diode, and a plastic sleeve which is arranged at the opening position of the light cover and is used for sealing along the length direction of the light string and has water-proofing, moisture-proofing and air pollution prevention performances; in addition, the water-proofing LED light string structure comprises a power line set; the LED light string has good water-proofing performance, can effectively prevent the moisture and air pollution, and has the advantages of good light transmittance, good decorative effect, long service life, convenient and reliable usage, simple structure and low production cost.

Description

A kind of water proof type LED lamp string structure

Technical field

The utility model relates to lighting technical field, particularly a kind of water proof type LED lamp string structure

Background technology

On the celebrating dates such as the Spring Festival, Christmas, people can hang various ornament lamps usually and decorate room, corridor, Christmas tree etc.But, at present used some are decorated with LED lamp string structure, still have some structural deficiencies, for example, traditional LED both positive and negative polarity contact adopts steel or steel plating to make, certainly, copper or copper alloy also can be adopted in the LED contact, but owing to adopt the metal material of these materials, make that the cost of manufacture of LED lamp string is higher, and the led die material of itself and some automatic LED manufacturing equipment and some type is incompatible, and suitability is poor.In addition, the contact of the LED lamp string that the existing LED of having makes and tie point are exposed, and sealing is poor, make its waterproof, humidity resistance poor, and it is easily by air pollution simultaneously, and also easily with contact or contact corrosion, Practical Performance is poor for airborne aqueous vapor, and service life is short.

The utility model content

The purpose of this utility model is to overcome the deficiencies in the prior art, a kind of water proof type LED lamp string structure is provided, this LED lamp string water resistance is good, can prevent the pollution of moist and air effectively, and its logical photosensitiveness is good, decorative effect is good, long service life, it is easy to use and reliable, simple in structure simultaneously, low production cost.

In order to realize above-mentioned technical purpose, the utility model is realized by following technical scheme:

A kind of water proof type LED lamp string structure described in the utility model, comprise at least one interconnective light-emitting diode component, described light-emitting diode component comprises a plurality of jacketed LED assemblies, described jacketed LED assembly comprises: light emitting diode, cover at the diffuser of light emitting diode, and the opening part of installation and diffuser and provide sealing to be used for waterproof, protection against the tide and air-polluting plastic sheath at opening part along the length direction of lamp string, also comprise being used for the source line group that is connected with power supply.

As the further improvement of above-mentioned technology, described light emitting diode comprises contact sets and lens body, and this contact sets comprises positive polarity contact and negative polarity contact, and each in the contact all has the first end section and second end section; Described lens body comprises the first end section of semiconductor chip and positive polarity and negative polarity contact; Described source line group comprises first power line and the second source line of the second end section that is electrically connected to positive polarity contact and negative polarity contact respectively; Described diffuser has the cavity of the opening that holds lens body, and this opening make contact sets and source line group one of at least from wherein passing through.

As the further improvement of above-mentioned technology, the electric connecting member of described contact sets and source line group is encased by plastic sheath.

In the utility model, described source line group is by the opening of diffuser, and described plastic sheath wraps each zone of the source line group of this opening.

In the utility model, described contact sets is also by the opening of diffuser, and described plastic jacket wraps the mouth that is electrically connected between contact sets and the source line group.

And described diffuser to small part is wrapped by plastic sheath.

Make by Merlon or polyethylene or polypropylene or polyvinyl chloride at plastic sheath described in the utility model.

In addition, for the contact two that prevents the positive-negative polarity contact causes short circuit, also be provided with contact separation spare between described positive polarity contact and the negative polarity contact.

Compared with prior art, the beneficial effects of the utility model are:

(1) the utility model is owing to adopted plastic sheath, and any part that can contact with the external world of light-emitting diode component all wraps, and can prevent the pollution of sealing, humidity and air effectively, good water-proof effect;

(2) the utility model makes the positive-negative polarity contact be in isolation all the time owing to be provided with contact separation spare, and security performance improves greatly.

(3) the utility model is easy to use and reliable, and is simple in structure, low production cost, long service life.

Description of drawings

Below in conjunction with the drawings and specific embodiments the utility model is described in detail:

Fig. 1 is the LED assembly that does not add plastic sheath that has crimp connector in the utility model;

Fig. 2 has the LED assembly that does not add plastic sheath that is welded to connect in the utility model;

Fig. 3 is the LED assembly that does not add plastic sheath that comprises the contact separation device in the utility model;

Fig. 4 is the LED assembly that does not add plastic sheath that is inserted in the utility model in the diffuser;

Fig. 5 is the LED assembly schematic diagram one that adds plastic sheath in the utility model;

Fig. 6 is the LED assembly schematic diagram two that adds plastic sheath in the utility model;

Fig. 7 is the described outline drawing that adds cover LED assembly of above-mentioned Fig. 5 or Fig. 6;

Fig. 8 is the manufacturing process schematic diagram that adds plastic sheath LED assembly.

The specific embodiment

As Fig. 1～shown in Figure 8, a kind of water proof type LED lamp string structure, comprise at least one interconnective light-emitting diode component, light-emitting diode component comprises a plurality of jacketed LED assemblies, jacketed LED assembly comprises: light emitting diode 1000, this light emitting diode 1000 comprises contact sets, and wherein contact sets is made up of positive polarity contact 1006 and negative polarity contact 1008, and in each contact each all has the first end section and second end section; Described light-emitting diode component also comprises LED lens 1002, these LED lens 1002 comprise the first end section of semiconductor chip and positive polarity contact 1006 and negative polarity contact 1008, specifically: shown in Fig. 4～6, be provided with semiconductor chip 1003a and electric wire 1003b in the described LED lens 1002.In addition, also comprise source line group, it comprises first power line 1010 and the second source line 1012 of the second end section that is electrically connected to positive polarity contact 1006 and negative polarity contact 1008 respectively.

As shown in Figure 1 and Figure 2, for positive polarity contact 1006, negative polarity contact 1008 and

power line

1010,1012 corresponding connections, traditional crimping connector that can be by as shown in Figure 1 1014,1016 couples together the two correspondence; In addition, can also be fixedly connected by the welding manner that is welded to connect

part

1018,1020 as shown in Figure 2.

As shown in Figure 3, for fear of contact between positive polarity contact 1006, the negative polarity contact 1008, also be provided with the contact separation spare 1022 that non-conducting material is made between the described

contact

1006,1008, can effectively avoid being in permanent isolation between positive polarity contact 1006, the negative polarity contact 1008 by this contact separation spare 1022, thereby can prevent and kill off in advance and be in contact with one another between the contact and bring short circuit event to take place, guarantee that LED lamp string is luminous normal, and improve its service life.

As Fig. 4～shown in Figure 6, described light-emitting diode component also comprises diffuser 1024, diffuser 1024 has the cavity of opening, this cavity is used to hold LED lens 1002, this opening make contact sets and source line group one of at least from wherein passing through, diffuser 1024 can be for having columniform sphere, certainly, described diffuser 1024 also can be other arbitrary shapes, for example: bulb-shaped, cylindrical, conical, polygon etc.Diffuser 1024 can make light emitting diode 1000 appear.Light emitting diode 1000 inserts substrate by the opening of diffuser 1024, thereby makes the part of LED lens 1002 all be positioned at the cavity of diffuser 1024.

In addition, for the opening part at diffuser 1024 provides sealing, with the pollution and the corrosion that can effectively prevent humidity, aqueous vapor and air, as Fig. 5, shown in Figure 6, the opening of described diffuser 1024 goes out to be provided with plastic sheath 1030,1030A, this plastic sheath 1030,1030A are installed on the opening part of diffuser, and its length direction along the lamp string provides sealing to be used for the pollution of water, protection against the tide and air at opening part.Described plastic sheath 1030,1030A can be made by one or more of Merlon (PC) or polyethylene or polypropylene (PP) or polyvinyl chloride plastic materials such as (PVC).

In the utility model, plastic sheath 1030,1030A are that integral molded plastic also closely contacts

power line

1010,1012 to the substrate of diffuser 1024, plastic sheath 1030,1030A can also optionally contact the part surface of diffuser 1024, for example in Fig. 7, plastic sheath 1030 contacts the substrate of diffusers 1024.In addition, plastic sheath 1030,1030A also can enter in the opening of diffuser 1024, so that the part of contact diffuser 1024 substrate inside, certainly, at this moment, can need not to do the printing opacity design with the counterpart of plastic sheath 1030, diffuser 1024 that 1030A contacted.

As shown in Figure 6,

power line

1010,1012 is by the opening of diffuser 1024, and plastic sheath 1030 wraps each zone of passing through the source line group of this opening at least.As shown in Figure 7, the opening of diffuser 1024 is also passed through in positive polarity contact 1006 and negative polarity contact 1008, at this moment, plastic sheath 1030A encases the end portion of positive polarity contact 1006, negative polarity contact 1008,

electric wire

1010 and 1012, and the second end section of corresponding crimping connector 1014 and 1016.Usually, when

crimping connector

1014,1016 passed through the opening part of diffuser 1024,

crimping connector

1014,1016 also can be considered to the part of positive polarity contact 1006, negative polarity contact 1008 or

power line

1010,1012.

In addition, in the utility model, plastic sheath 1030,1030A can also wrap the miscellaneous part of light emitting diode 1000, specifically comprise the arbitrary portion of lamp substrate 1004, positive polarity contact 1006, negative polarity contact 1008, the arbitrary portion of diffuser 1024 and the arbitrary portion of

power line

1010,1012.

In order to improve waterproof of the present utility model, protection against the tide, Corrosion Protection, plastic sheath 1030 in the utility model, 1030A, positive polarity contact 1006, negative polarity contact 1008, the end of

crimping connector

1014,1016 and

power line

1010,1012 all provides nonvolatil waterproof, etch-proof package design.

The making step that adds the light-emitting diode component of cover in the utility model, as shown in Figure 8, the mould that adopts injection mold 1050 and pairing thereof to use comes together to realize.Wherein, injection mold 1050 comprises die cavity 1052, upper shed 1054, under shed 1056.The substrate of light emitting diode 1000 and diffuser 1024 places on the injection mold 1050, and be arranged in the end that makes

power line

1010,1012, positive polarity contact 1006, negative polarity contact 1008 expose portion,

crimping connector

1014 and 1016 and contact separation spare 1022 all be positioned over die cavity 1052.Lens 1004 pass the upper shed 1054 of this injection mold 1050, thereby make lens 1002 be positioned at the outside of injection mold 1050, and same, the major part of the diffuser 1024 that also is is positioned at outside the injection mold 1050.And

power line

1010,1012 passes the under shed 1056 of this injection mold 1050.

The utility model is not limited to above-mentioned embodiment, if various changes of the present utility model or modification are not broken away from spirit and scope of the present utility model, if these are changed and modification belongs within claim of the present utility model and the equivalent technologies scope, then the utility model also comprises these changes and modification.

Claims

1. water proof type LED lamp string structure, comprise at least one interconnective light-emitting diode component, it is characterized in that: described light-emitting diode component comprises a plurality of jacketed LED assemblies, described jacketed LED assembly comprises: light emitting diode, cover at the diffuser of light emitting diode, and the opening part of installation and diffuser and provide sealing to be used for waterproof, protection against the tide and air-polluting plastic sheath at opening part along the length direction of lamp string, also comprise being used for the source line group that is connected with power supply.

2. water proof type LED lamp string according to claim 1, it is characterized in that: described light emitting diode comprises contact sets and lens body, this contact sets comprises positive polarity contact and negative polarity contact, and each in the contact all has the first end section and second end section; Described lens body comprises the first end section of semiconductor chip and positive polarity and negative polarity contact; Described source line group comprises first power line and the second source line of the second end section that is electrically connected to positive polarity contact and negative polarity contact respectively; Described diffuser has the cavity of the opening that holds lens body, and this opening make contact sets and source line group one of at least from wherein passing through.

3. water proof type LED lamp string structure according to claim 2, it is characterized in that: the electric connecting member of described contact sets and source line group is encased by plastic sheath.

4. water proof type LED lamp string structure according to claim 2 is characterized in that: described source line group is by the opening of diffuser, and described plastic sheath wraps each zone of the source line group of this opening.

5. water proof type LED lamp string structure according to claim 2 is characterized in that: described contact sets is by the opening of diffuser, and described plastic jacket wraps the mouth that is electrically connected between contact sets and the source line group.

6. water proof type LED lamp string according to claim 2, it is characterized in that: described diffuser to small part is wrapped by plastic sheath.

7. according to each described water proof type LED lamp string structure of claim 1 to 6, it is characterized in that: described plastic sheath is made by Merlon or polyethylene or polypropylene or polyvinyl chloride.

8. water proof type LED lamp string structure according to claim 2 is characterized in that: also be provided with contact separation spare between described positive polarity contact and the negative polarity contact.