CN219414654U

CN219414654U - Waterproof LED lamp string free of welding

Info

Publication number: CN219414654U
Application number: CN202320913497.0U
Authority: CN
Inventors: 秦海瑞; 李肖爽
Original assignee: Lankao Ruiye Lighting Co ltd
Current assignee: Lankao Ruiye Lighting Co ltd
Priority date: 2023-04-21
Filing date: 2023-04-21
Publication date: 2023-07-25
Anticipated expiration: 2033-04-21
Also published as: JP7464322B1

Abstract

The utility model relates to the technical field of LED lamps, in particular to a waterproof LED lamp string free of welding, which comprises a plurality of LED lamp beads connected through wires, wherein pins of the LED lamp beads are spliced on wire segments of the wires, elastic terminals are arranged between the pins of the LED lamp beads and the wires and are in pressure welding wrapping with the pins of the LED lamp beads and the wires, sealing rubber tubes are in pressure welding wrapping with the outer sides of the LED lamp beads, and one side of each wire and each elastic terminal are in pressure welding wrapping with the sealing rubber tubes. The utility model provides a welding-free waterproof LED lamp string, which is characterized in that the LED lamp beads are firmly connected with wires, the LED lamp beads are convenient to assemble and good in waterproof effect, and the occurrence of short circuit condition can be effectively avoided, so that the defects in the prior art can be overcome.

Description

Waterproof LED lamp string free of welding

Technical Field

The utility model relates to the technical field of LED lamps, in particular to a waterproof LED lamp string free of welding.

Background

The LED lamp string is made of lamp beads and wire lines, and a plurality of light sources arranged between the circuit lines can form a certain linear lamp decoration product by surrounding the wire lines, so that the LED lamp string is an indispensable decoration product for brightening the night scene of a place. Meanwhile, as the LED lamp has the advantages of small heating value, low power consumption, long service life and the like, the use requirements of saving power resources and lighting at night are met, and more places of the LED lamp strings begin to use the LED lamp strings for lighting.

In order to facilitate the installation of the LED lamp beads in the wire circuit, the existing preparation mode of the LED lamp string is mainly divided into two types, one type is that pins of the LED lamp beads are directly welded on wire connecting sections of the wires, and the other type is that the terminals are used for compressing and fixing the overlapping positions of the pins of the LED lamp beads and the wire connecting sections of the wires. However, a large amount of lead is often used in welding, toxic gas is often generated in the welding process, the process requirements of green and environment protection cannot be met, meanwhile, the LED lamp beads are damaged by high-temperature welding, the service life of the LED lamp string is reduced, more overlapping parts of pins of the LED lamp beads and connecting line segments of the wires are pressed and fixed by using terminals for manufacturing the LED lamp string, but only the overlapping parts of the pins of the LED lamp beads and the connecting line segments of the wires are pressed and fixed not firmly, when the LED lamp string such as the LED lamp beads are used and adjusted around a wire line, the pins of the LED lamp beads are easy to fall off from the connecting line segments of the wires, the LED lamp beads are in an open circuit state, and the service life of the LED lamp string is influenced. In addition, because the LED lamp string is usually used in outdoor places, in order to prevent rain, place clearance etc. from causing the LED lamp string to intake, often need the LED lamp string to have good waterproof performance, for this reason often use the rubber tube to carry out extrusion seal parcel processing to the wiring section of LED lamp pearl, LED lamp pearl pin and wire, but carry out the in-process of parcel seal, the positive and negative pole pin of LED lamp pearl and the positive and negative pole wire section of wire receive the extrusion back and contact each other easily, lead to the wire circuit to appear short circuit condition, influence the normal use of LED lamp string.

Therefore, the LED lamp bead is firmly connected with the lead, the LED lamp bead is convenient to assemble, the waterproof effect is good, the welding-free waterproof LED lamp string with the short circuit condition can be effectively avoided, and the LED lamp bead has wide market prospect.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides the welding-free waterproof LED lamp string, which has the advantages that the LED lamp beads are firmly connected with the wires, the LED lamp beads are convenient to assemble and good in waterproof effect, and the occurrence of short circuit condition can be effectively avoided, so that the defects in the prior art are overcome.

The utility model adopts the technical scheme that: the utility model provides a exempt from welded waterproof LED lamp cluster, includes the LED lamp pearl that a plurality of is connected through the wire, the pin grafting of LED lamp pearl be equipped with elastic terminal between the pin of LED lamp pearl and the wire on the wire, elastic terminal crimping parcel is on the pin and the wire of LED lamp pearl, the outside crimping parcel of LED lamp pearl has sealed rubber tube, one side and the elastic terminal of wire are crimping parcel respectively in sealed rubber tube.

The elastic terminal include wire suppression portion, wiring suppression portion, pin suppression portion and parcel portion of integrated structure, parcel portion adopt U style of calligraphy platy structure, wire suppression portion, wiring suppression portion and pin suppression portion install in proper order on the open end of parcel portion, pin suppression portion include two limiting plates of installing elastic pressing plate respectively, the limiting plate adopts n style of calligraphy platy structure, elastic pressing plate sets up between two limiting plates, elastic pressing plate's top is installed on limiting plate's lateral wall, one of them elastic pressing plate's bottom compresses tightly on another elastic pressing plate's top surface, LED lamp pearl's pin through another elastic pressing plate crimping on parcel portion.

The wire pressing part comprises two wire pressing plates, the two wire pressing plates are respectively arranged on two sides of one end of the wrapping part, the top of the wire pressing plate adopts a triangular plate-shaped structure, and the wire is pressed and fixed on the wrapping part through the wire pressing plates.

The wiring pressing part comprises two wiring pressing plates, the two wiring pressing plates are respectively arranged on two sides of the wrapping part, the wiring pressing plates are of V-shaped platy structures, and the overlapping part of the pins of the LED lamp beads and the wiring sections of the wires is pressed and fixed on the wrapping part through the wiring pressing plates.

The sealing rubber tube adopts the tubular structure that insulating rubber made, sealing rubber tube include the inner tube of gluing of an organic whole structure and glue the outer tube, elastic terminal and wire wrap up respectively at the inner tube of gluing, LED lamp pearl suit in gluing the outer tube, the spacer column that is equipped with in the inner tube of gluing, one side of spacer column contacts with elastic terminal, the spacer column is fixed through gluing the inner tube crimping.

The sealing rubber tube adopts a tubular structure made of insulating rubber, and the sealing rubber tube is filled with packaging rubber.

The utility model has the beneficial effects that: firstly, the LED lamp beads are connected through the wires, the pins of the LED lamp beads are spliced on the wire connecting sections of the wires, the elastic terminals are arranged between the pins of the LED lamp beads and the wires and are wrapped on the pins of the LED lamp beads and the wires in a crimping manner, the sealing rubber tube is wrapped on the outer side of the LED lamp beads in a crimping manner, one side of the wires and the elastic terminals are wrapped in the sealing rubber tube in a crimping manner respectively, the pins of the LED lamp beads are fixed in a crimping manner through the elastic terminals, and the pins of the LED lamp beads are pressed on the wrapping parts through the pin pressing parts, so that the pins of the LED lamp beads can be conveniently and rapidly inserted into the wire connecting sections of the wires, and the fixing effect of the pin crimping of the LED lamp beads is enhanced, the wire is pressed and wrapped by the wire pressing part, so that the fixing efficiency of the wire is enhanced, the overlapping part of the pins of the LED lamp beads and the wire connecting section of the wire is reinforced by the wire pressing part, the fixation of the pins of the LED lamp beads and the wire connecting section of the wire is ensured to meet the requirements, namely, the electrified stability of the LED lamp beads is ensured, the pins of the LED lamp beads are prevented from easily falling off from the wire connecting section of the wire, meanwhile, the LED lamp beads are conveniently installed on the wire, and the pins of the LED lamp beads are inserted into the elastic terminal by pressing the wire on the elastic terminal, so that the pins of the LED lamp beads are overlapped with the wire connecting section of the wire, and the overlapping part of the pins of the ED lamp beads and the wire connecting section of the wire is pressed and connected in the elastic terminal in a pressing mode, so that the installation work of the LED lamp beads and the wire is completed; secondly, the LED lamp beads and the wiring sections of the wires are sealed and protected through the sealing rubber tube, the sealing rubber tube is extruded and wrapped on the LED lamp beads and the wires by utilizing the thermal shrinkage characteristic of rubber, the waterproof effect is achieved, the two pins of the LED lamp beads are separated through the isolation column, the wires are separated, the positive and negative pins of the LED lamp beads and the positive and negative wiring sections of the wires are prevented from being contacted after extrusion, the short circuit state is avoided, and the elastic terminals and the wiring sections of the wires are plugged through the sealing rubber, so that the waterproof effect is further improved, and the waterproof device has good social and economic benefits and is a product easy to popularize and use.

Drawings

Fig. 1 is a schematic structural view of the present utility model.

Fig. 2 is a schematic perspective view of an elastic terminal according to the present utility model.

Detailed Description

As shown in fig. 1 and 2, a waterproof LED lamp string free of welding comprises a plurality of LED lamp beads 2 connected through a wire 1, pins of the LED lamp beads 2 are inserted on a connecting line segment of the wire 1, an elastic terminal 3 is arranged between the pins of the LED lamp beads 2 and the wire 1, the elastic terminal 3 is in pressure welding wrapping with the LED lamp beads 2 and the pins and the wire 1, the elastic terminal 3 is used for pressure welding and fixing the pins of the LED lamp beads 2 on the wire 1, the LED lamp beads 2 are ensured to be connected with the wire 1 and the connection of the LED lamp beads 2 and the wire 1 is protected, a sealing rubber tube 4 is respectively in pressure welding wrapping with the pins of the wire 1 on one side of the LED lamp beads 2 and the connecting line segment of the wire 1, and the sealing rubber tube 4 is used for sealing and protecting the connecting line segment of the LED lamp beads 2 and the wire 1.

The elastic terminal 3 comprises a wire pressing part 31, a wiring pressing part 32, a pin pressing part 33 and a wrapping part 34 which are of an integral structure, the wrapping part 34 adopts a U-shaped platy structure, the wire pressing part 31, the wiring pressing part 32 and the pin pressing part 33 are sequentially arranged on the opening end of the wrapping part 34, the pin pressing part 33 comprises two limiting plates 332 respectively provided with an elastic pressing plate 331, the limiting plates 332 adopt an n-shaped platy structure, the elastic pressing plates 331 are arranged between the two limiting plates 332, the top ends of the elastic pressing plates 331 are arranged on the side walls of the limiting plates 332, the bottom ends of one elastic pressing plate 331 are pressed on the top surface of the other elastic pressing plates 331, the pins of the LED lamp beads 2 are pressed and fixed on the wrapping part 34 through the other elastic pressing plates 331, namely, the elastic performance of the two elastic pressing plates 331 is utilized, the pins of the LED lamp beads 2 are conveniently and rapidly inserted into the wire connecting segments of the wires, the pins of the LED lamp beads 2 are conveniently pressed and fixed in the elastic terminal 3, the soft terminal 3 adopts elastic metal and elastic deformation to make use of the elastic wires and the elastic pressing plates 2 to fix the LED lamp beads; the wire pressing part 31 comprises two wire pressing plates 311, the two wire pressing plates 311 are respectively arranged at two sides of one end of the wrapping part 34, the top of the wire pressing plate 311 adopts a triangular plate-shaped structure, and the wire 1 is pressed and fixed on the wrapping part 34 through the wire pressing plates 311, so that the wire 1 is convenient to be pressed and fixed in the elastic terminal 3; the wiring pressing part 32 comprises two wiring pressing plates 321, the two wiring pressing plates 321 are respectively arranged on two sides of the wrapping part 34, the wiring pressing plates 321 are of a V-shaped platy structure, and the overlapping part of the pins of the LED lamp beads 2 and the wiring sections of the wires 1 is pressed and fixed on the wrapping part 34 through the wiring pressing plates 321, so that the overlapping part of the LED lamp beads 2 and the wiring sections of the wires 1 is fixed in the elastic terminal 3, and the electrifying stability of the LED lamp beads 2 is ensured.

The sealing rubber tube 4 comprises an inner rubber tube 41 and an outer rubber tube 42 which are of an integral structure, the inner rubber tube 41 is respectively wrapped by the elastic terminal 3 and the lead wire 1, the LED lamp beads 2 are sleeved in the outer rubber tube 42, an isolation column 43 is arranged in the inner rubber tube 41, one side of the isolation column 43 is contacted with the elastic terminal 3, the isolation column 43 is fixedly connected with the inner rubber tube 41 in a crimping manner, two pins of the LED lamp beads 2 are divided into an anode pin and a cathode pin, and the isolation column 43 is used for isolating the anode pin of the LED lamp beads 2 and the cathode pin of the LED lamp beads 2, so that the short circuit phenomenon is avoided; the sealing rubber tube 4 adopts a tubular structure made of insulating rubber, the sealing rubber tube 4 is filled with sealing rubber 44, when the sealing rubber tube 4 is heated at 200-250 ℃ by utilizing the heat shrinkage rubber discharging characteristic of the rubber, the sealing rubber tube 4 is shrunk and wrapped, and a large amount of sealing rubber 44 is discharged for sealing treatment, so that the LED lamp beads 2, the elastic terminals 3 and the wires 1 are wrapped and fixed in the sealing rubber tube 4, and the waterproof sealing requirement is met.

The application method of the product is as follows: as shown in fig. 1 and 2, first, two pins of two LED lamp beads 2 are respectively inserted into wire segments of a wire 1 by using an elastic terminal 3; specifically, the wire 1 is placed on the wrapping part 34, so that the wire 1 is placed on one side of the wire pressing part 31, the wiring section of the wire 1 is placed on one side of the wiring pressing part 32, the wire 1 is crimped and fixed on the wrapping part 34 by bending the wire pressing part 31, and the pin of the LED lamp bead 2 is inserted into the pin pressing part 33, so that the pin of the LED lamp bead 2 and the wiring section of the wire 1 are overlapped on one side of the wiring pressing part 32, and the pin of the LED lamp bead 2 is crimped and fixed on the wrapping part 34, and the overlapped part of the pin of the LED lamp bead 2 and the wiring section of the wire 1 is crimped and fixed on the wrapping part 34 by bending the wiring pressing part 32. Then, the LED lamp beads 2 and the leads 1 are wrapped by using a sealing rubber tube 4; specifically, the isolation column 43 is placed between two pins of the LED lamp bead 2, so that the elastic terminal 3 is in contact with the isolation column 43, the LED lamp bead 1 of the LED lamp bead is wrapped in the rubber outer tube 42, and the isolation column 43, the lead 1 and the isolation column 43 are wrapped in the rubber inner tube 42. Then, the sealing rubber tube 4 is heated and packaged by using a hot air gun, so that the sealing rubber tube 4 is heat-shrunk and wrapped on the LED lamp beads 1 and the elastic terminals 3, and meanwhile, the inner rubber tube 42 is heated to discharge a large amount of packaging rubber 44, and the product is packaged, so that the waterproof sealing requirement is met.

The welding-free waterproof LED lamp string has the advantages that the LED lamp beads are firmly connected with the wires, the LED lamp beads are convenient to assemble and good in waterproof effect, and the occurrence of a short circuit condition can be effectively avoided, so that the welding-free waterproof LED lamp string has a wide market prospect.

Claims

1. The utility model provides a exempt from waterproof LED lamp cluster of welding, includes LED lamp pearl (2) that a plurality of is connected through wire (1), its characterized in that: the LED lamp bead is characterized in that pins of the LED lamp bead (2) are inserted on connecting line segments of the wires (1), elastic terminals (3) are arranged between the pins of the LED lamp bead (2) and the wires (1), the pins of the LED lamp bead (2) and the wires (1) are wrapped by the elastic terminals (3) in a crimping mode, sealing rubber pipes (4) are wrapped by the outer side of the LED lamp bead (2) in a crimping mode, and one side of the wires (1) and the elastic terminals (3) are wrapped in the sealing rubber pipes (4) in a crimping mode respectively.

2. The welding-free waterproof LED string light of claim 1, wherein: the elastic terminal (3) comprises a wire pressing part (31), a wiring pressing part (32), a pin pressing part (33) and a wrapping part (34) which are of an integral structure, the wrapping part (34) adopts a U-shaped platy structure, the wire pressing part (31), the wiring pressing part (32) and the pin pressing part (33) are sequentially installed on the opening end of the wrapping part (34), the pin pressing part (33) comprises two limiting plates (332) respectively provided with an elastic pressing plate (331), the limiting plates (332) adopt an n-shaped platy structure, the elastic pressing plates (331) are arranged between the two limiting plates (332), the top end of each elastic pressing plate (331) is installed on the side wall of each limiting plate (332), the bottom end of one elastic pressing plate (331) is pressed on the top surface of the other elastic pressing plate (331), and the pins of the LED lamp beads (2) are pressed on the wrapping part (34) through the other elastic pressing plates (331).

3. The welding-free waterproof LED string light of claim 2, wherein: the wire pressing part (31) comprises two wire pressing plates (311), the two wire pressing plates (311) are respectively arranged at two sides of one end of the wrapping part (34), the top of the wire pressing plate (311) adopts a triangular plate-shaped structure, and the wire (1) is pressed and fixed on the wrapping part (34) through the wire pressing plates (311).

4. The welding-free waterproof LED string light of claim 2, wherein: the wiring pressing part (32) comprises two wiring pressing plates (321), the two wiring pressing plates (321) are respectively arranged on two sides of the wrapping part (34), the wiring pressing plates (321) are of V-shaped platy structures, and the overlapping part of the pins of the LED lamp beads (2) and the wiring sections of the wires (1) is tightly fixed on the wrapping part (34) through the wiring pressing plates (321).

5. The welding-free waterproof LED string light of claim 1, wherein: the sealing rubber tube (4) adopts the tubular structure that insulating rubber made, sealing rubber tube (4) include inner tube (41) and outer tube (42) of gluing of integral structure, elastic terminal (3) and wire (1) respectively wrap up in inner tube (41) of gluing, LED lamp pearl (2) suit in outer tube (42) of gluing, the spacer column (43) that are equipped with in inner tube (41) of gluing, one side and elastic terminal (3) contact of spacer column (43), spacer column (43) are fixed through inner tube (41) crimping.

6. The welding-free waterproof LED string light of claim 1, wherein: the sealing rubber tube (4) adopts a tubular structure made of insulating rubber, and the sealing rubber tube (4) is filled with packaging rubber (44).