An LED light bead with a shaped lampshade structure and its outdoor LED light string

Abstract

This utility model discloses an LED bead with a shaped lampshade structure and its outdoor LED light string. It includes a bead body with a pin assembly at the bottom, comprising a positive pin and a negative pin, and a pin fixing component. The pin fixing component includes a first mounting groove and a second mounting groove. Either the positive pin or the negative pin is fitted into the first mounting groove, and the other is fitted into the second mounting groove. A shaped lampshade is fitted over the bead body, comprising a shaped lamp body, a fitting part, an embedding cavity, and a constricted portion. The embedding cavity is used to embed the bead body, part of the pin fixing component, and part of the pin assembly. The outer wall of the pin fixing component is used to tightly fit the inner wall of the constricted portion. This utility model has a simple structure, effectively preventing pin bending. The bead and pins have multiple waterproof and protective structures, enabling the light string to maintain normal function in rainy conditions or after a period of use.

Description

Technical Field

[0001] This utility model belongs to the field of LED light string technology, specifically relating to an LED light bead with a shaped lampshade structure and its outdoor LED light string. Background Technology

[0002] LED string lights are common decorative items in public places such as night markets and large shopping malls, used to provide lighting for people at night. Compared with traditional lighting fixtures, LED string lights can be wrapped around objects and are more suitable for outdoor environments.

[0003] For example, CN201034273 discloses an LED light string with a safety device. An LED light string includes a plug, wires, and LED bulbs, and also includes a safety device connected in series with the LED bulbs. The safety device includes a thermal fuse and a heating resistor; the thermal fuse and the heating resistor are connected in series; the thermal fuse and the heating resistor are bonded together to transfer temperature; the thermal fuse and the heating resistor are encapsulated in a housing; two terminal pieces are fixedly disposed inside the housing; the fuse and the heating resistor, connected in series, have two leads, which are respectively connected to the two terminal pieces, and the two terminal pieces are respectively connected to the wires to form a circuit; the housing is an assembled housing. However, the above-mentioned LED light string lacks a protective device; the leads of the light string are prone to bending, and in rainy conditions, the LEDs and leads are easily exposed to water, thus affecting the normal use of the LED light string. Utility Model Content

[0004] To address the aforementioned issues, this utility model aims to provide an LED bead with a shaped lampshade structure and its outdoor LED string. The structure is simple and can effectively prevent the pins from bending. The bead and pins have multiple waterproof and protective structures, enabling the string to maintain normal functionality in rainy environments or after a period of use.

[0005] The technical problem solved by this utility model can be achieved by the following technical solution: An LED lamp bead with a shaped lampshade structure includes a lamp bead body, a pin assembly is provided at the lower part of the lamp bead body, the pin assembly includes a positive pin and a negative pin, and also includes a pin fixing member, the pin fixing member includes a first mounting groove and a second mounting groove, any one of the positive pin and the negative pin is installed in conjunction with the first mounting groove, and the other is installed in conjunction with the second mounting groove; a shaped lampshade is fitted on the outside of the lamp bead body, the shaped lampshade includes a shaped lamp body, a fitting part, an embedding cavity and a constricted part, the embedding cavity is used to embed the lamp bead body, part of the pin fixing member and part of the pin assembly, and the outer wall of the pin fixing member is used to fit tightly with the inner wall of the constricted part.

[0006] The constricted section includes a constricted step and a constricted hole located in the center, which communicates with the fitting cavity.

[0007] The mounting cavity extends into the body of the decorative lamp.

[0008] The lamp body is spherical in shape.

[0009] The decorative lampshade is made of a light-transmitting material.

[0010] It also includes heat shrink tubing, which partially or completely covers the outer side of the fitting part, the shrinkage part, and the pin fixing part.

[0011] The pin assembly and the pin holder are mounted using an embedded mounting method.

[0012] It also includes a travel groove, a single travel groove is connected to a single first mounting groove or a single second mounting groove. After the positive or negative pin enters the first mounting groove or the second mounting groove from the travel groove to achieve embedded installation, it forms a limit lock with the travel groove.

[0013] The pin holders are made of insulating material.

[0014] An outdoor LED light string with LED beads using a shaped lampshade structure includes the aforementioned LED beads using a shaped lampshade structure.

[0015] Compared with the prior art, this utility model has the following advantages: This utility model has a simple structure and is equipped with a pin fixing component, which can effectively prevent the pin from bending and protect the pin inside. The lamp beads and pins have multiple waterproof and protective structures. It adopts a lamp cover and heat shrink sleeve, which has good sealing performance, so that the light string can still maintain normal use function in rainy environments or after a period of use. The top of the lamp cover can be set to any shape to increase the aesthetics of the light string. Attached Figure Description

[0016] Figure 1 This is a structural schematic diagram of Example 1. Figure 1 ; Figure 2 This is a cross-sectional view of the pin assembly and pin holder. Figure 1 ; Figure 3 This is a cross-sectional view of the pin assembly and pin holder. Figure 2 ; Figure 4 This is a cross-sectional view of the decorative lampshade; Figure 5 This is a structural schematic diagram of Example 1. Figure 2 ; Figure 6 This is a schematic diagram of the structure of Example 2.

[0017] In the diagram: 1-LED body, 2-pin assembly, 21-positive pin, 22-negative pin, 3-pin fixing component, 31-first mounting slot, 32-second mounting slot, 33-stroke slot, 4-shaped lampshade, 41-shaped lamp body, 42-assembly part, 43-embedded cavity, 44-recessed part, 441-recessed step, 442-recessed hole, 5-heat shrink sleeve. Detailed Implementation

[0018] To make the technical means, creative features, objectives and effects of this utility model easier to understand, the following description, in conjunction with specific illustrations, further elaborates on this utility model.

[0019] In the description of this utility model, it should be understood that the terms "one end", "the other end", "outer side", "upper", "inner side", "horizontal", "coaxial", "center", "end", "length", "outer end", etc., indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings. They are only for the convenience of describing this utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, they should not be construed as limitations on this utility model. Example

[0020] Combined with appendix Figures 1 to 5 As shown, this embodiment discloses an LED lamp bead with a shaped lampshade structure, including a lamp bead body 1. A pin assembly 2 is provided at the lower part of the lamp bead body 1. The pin assembly 2 includes a positive pin 21 and a negative pin 22, and also includes a pin fixing member 3. The pin fixing member 3 includes a first mounting groove 31 and a second mounting groove 32. Either the positive pin 21 or the negative pin 22 is installed in conjunction with the first mounting groove 31, and the other is installed in conjunction with the second mounting groove 32. A shaped lampshade 4 is fitted on the outside of the lamp bead body 1. The shaped lampshade includes a shaped lamp body 41, a fitting part 42, an embedding cavity 43, and a constricted part 44. The embedding cavity 43 is used to embed the lamp bead body 41, part of the pin fixing member 3, and part of the pin assembly 2. The outer wall of the pin fixing member 3 is used to fit tightly against the inner wall of the constricted part 44.

[0021] In combination with the above, preferably, in this embodiment, the positive pin 21 is installed in conjunction with the first mounting slot 31, and the negative pin 22 is installed in conjunction with the second mounting slot 32. Several wires are connected below the positive pin 21 and the negative pin 22. An LED chip is disposed on the upper part of the positive pin 21 or the negative pin 22, and a lead is connected between the positive pin 21 and the negative pin 22, and the lead connects to the LED chip. In another embodiment, an LED chip is disposed on the upper part of both the positive pin 21 and the negative pin 22.

[0022] In accordance with the above, the pin assembly 2 and the pin fixing member 3 are mounted by an embedded fitting. Preferably, in conjunction with the attached... Figure 2 As shown, the diameter of the positive pin 21 is not less than the diameter of the first mounting groove 31, and the diameter of the negative pin 22 is not less than the diameter of the second mounting groove 32, so that the positive pin 21 is locked to the first mounting groove 31 and the negative pin 22 is locked to the second mounting groove 32.

[0023] In conjunction with the above, in another preferred embodiment, combined with the appendix Figure 3 As shown, it also includes a travel groove 33. A single travel groove 33 is connected to a single first mounting groove 31 or a single second mounting groove 32. The diameter of the travel groove 33 is smaller than the diameter of the first mounting groove 31 and the second mounting groove 32. After the positive pin 21 or the negative pin 22 enters the first mounting groove 31 or the second mounting groove 32 from the travel groove 33 to achieve embedded installation, it forms a limiting lock with the travel groove 33, further enhancing the anti-bending effect of the pin assembly 2.

[0024] In summary, the lower end of the positive pin 21 is electrically connected to the positive wire, and the lower end of the negative pin 22 is electrically connected to the negative wire. The sealing colloid 4 also partially covers the positive and negative wires. In another preferred embodiment, the LED chip is a surface-mount LED chip, and the pin assembly 2 consists of a positive wire and a negative wire. The positive and negative wires include an outer insulating layer and an inner conductive wire, wherein the conductive wire is made of metal. The positive and negative wires are used to conductively engage with the surface-mount LED chip, and the insulating layer of the positive and negative wires is fitted into the first mounting groove 31 and the second mounting groove 32.

[0025] In combination with the above, in this embodiment, the pin fixing member 3 is made of an insulating material with a certain deformation capability, and the shaped lampshade 4 is made of a light-transmitting material.

[0026] In combination with the above, the narrowed part 44 includes a narrowed step 441 and a narrowed hole 442 located in the center. The narrowed step 441 forms a boss structure outward, and the narrowed hole 442 communicates with the mounting cavity 43. The lamp bead body 1 enters the shaped lamp cover 4 through the narrowed hole 442.

[0027] In combination with the above, in this embodiment, the shape of the lamp body 41 is spherical, and the mounting cavity 43 extends into the lamp body 41; in other embodiments, the lamp body 41 may also adopt other different shapes.

[0028] In conjunction with the above, it also includes a heat shrink sleeve 5, which partially or completely covers the outer side of the housing part 42, the tapered part 44, and the pin fixing member 3. The heat shrink sleeve 5 fits tightly with the lamp cover 4. The heat shrink sleeve 5 adopts existing technology such as that disclosed in CN201884868U, further enhancing the sealing and waterproofing of the pin assembly 2 and the lamp body 1. In this embodiment, the heat shrink sleeve 5 covers the outer wall of the housing part 42, the tapered part 44, and the pin fixing member 3. The bottom outer edge of the heat shrink sleeve 5 extends beyond the bottom outer edge of the pin fixing member 3, and the heat shrink sleeve 5 also covers a portion of the wires. Example

[0029] Based on Example 1, and in conjunction with Appendix Figure 6 As shown, this embodiment discloses an outdoor LED light string using LED beads with a shaped lampshade structure, including LED beads with a shaped lampshade structure. Several LEDs are arranged and connected at intervals via wires.

[0030] This utility model has a simple structure and is equipped with a pin fixing component, which can effectively prevent the pin from bending and protect the pin inside. The lamp beads and pins have multiple waterproof and protective structures. It adopts a lamp cover and heat shrink sleeve, which has good sealing performance, so that the light string can maintain normal use in rainy environments or after a period of use. The top of the lamp cover can be set to any shape to increase the aesthetics of the light string.

[0031] The above description is merely a preferred embodiment of the present utility model and does not constitute any limitation on the utility model. Any simple modifications, equivalent changes, or alterations made to the above embodiments based on the technical principles of the present utility model shall still fall within the scope of the technical solution of the present utility model.

Claims

1. An LED lamp bead with a shaped lampshade structure, comprising a lamp bead body (1), characterized in that: The lower part of the lamp bead body (1) is provided with a pin assembly (2). The pin assembly (2) includes a positive pin (21) and a negative pin (22), and also includes a pin fixing member (3). The pin fixing member (3) includes a first mounting groove (31) and a second mounting groove (32). Either the positive pin (21) or the negative pin (22) is installed in conjunction with the first mounting groove (31), and the other is installed in conjunction with the second mounting groove (32). The lamp bead body (1) is covered with a decorative lamp cover (4). The decorative lamp cover includes a decorative lamp body (41), a fitting part (42), an inlay cavity (43), and a narrowed part (44). The inlay cavity (43) is used to inlay the lamp bead body (1), part of the pin fixing member (3), and part of the pin assembly (2). The outer wall of the pin fixing member (3) is used to fit tightly against the inner wall of the narrowed part (44).

2. The LED lamp bead with a shaped lampshade structure according to claim 1, characterized in that: The constricted portion (44) includes a constricted step (441) and a constricted hole (442) located in the center, the constricted hole (442) communicating with the fitting cavity (43).

3. An LED lamp bead with a shaped lampshade structure according to claim 2, characterized in that: The mounting cavity (43) extends into the shaped lamp body (41).

4. An LED lamp bead with a shaped lampshade structure according to claim 3, characterized in that: The lamp body (41) is spherical.

5. An LED lamp bead with a shaped lampshade structure according to claim 4, characterized in that: The lampshade (4) is made of a light-transmitting material.

6. An LED lamp bead with a shaped lampshade structure according to any one of claims 1 to 5, characterized in that: It also includes a heat shrink sleeve (5), which partially or completely covers the outside of the sleeve part (42), the narrowed part (44) and the pin fixing member (3).

7. An LED lamp bead with a shaped lampshade structure according to claim 6, characterized in that: The pin assembly (2) and the pin fixing member (3) are mounted by embedding.

8. An LED lamp bead with a shaped lampshade structure according to claim 7, characterized in that: It also includes a travel groove (33), a single travel groove (33) is connected to a single first mounting groove (31) or a single second mounting groove (32), and after the positive pin (21) or negative pin (22) enters the first mounting groove (31) or the second mounting groove (32) from the travel groove (33) to achieve embedded installation, it forms a limit lock with the travel groove (33).

9. An LED lamp bead with a shaped lampshade structure according to claim 8, characterized in that: The pin holder (3) is made of insulating material.

10. An outdoor LED light string using LED beads with a shaped lampshade structure, characterized in that: Includes an LED lamp bead with a shaped lampshade structure as described in any one of claims 6 to 9.

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