Abstract: The present disclosure provides a new bulb structure, including a bulb shell, a light source module and a power connection copper head. The light source module includes a light-emitting source inserted into the accommodation cavity of the bulb shell, and the light-emitting source is provided with a light source pin. The light source module further includes a PCB board, the PCB board is clamped into the upper end of the bulb shell, the light source pin is welded to the PCB board and the light source pin is electrically connected to the PCB board. The PCB board is welded with an extension pin, and the extension pin has one end electrically connected to the PCB board and the other end electrically connected to the power connection copper head. Through the above structural design, the present disclosure has advantages of novel structure design and simple preparation process.

Abstract: The present disclosure discloses a novel lamp holder structure. A lamp holder shell of the novel lamp holder structure comprises a shell main body and a lamp holder top cover arranged at the upper end of the shell main body, a bulb installation hole is formed in the shell main body, a main body installation part located above the bulb installation hole is arranged at the upper end of the shell main body, a wire placing groove is formed in the middle of the main body installation part, a top cover wire pressing part is arranged in the middle of the lamp holder top cover. By means of the structural design, the present disclosure has the advantages of being novel in design, simple in structure and convenient and fast to wire.

Abstract: The present disclosure discloses a novel plug-in string lamp structure, which comprises a string lamp connecting line, a male connector and a female connector, wherein the string lamp connecting line is provided with a plurality of bulb components arranged in sequence, each bulb component comprises a lamp cap, a luminescent light source and a light-transmitting lampshade; the lamp cap comprises a plastic inner core which is formed with an inner core accommodating cavity, the string lamp connecting line is provided with positive and negative leads, and a positive contact terminal of the positive lead and a negative contact terminal of the negative lead are located in the inner core accommodating cavity; the lamp cap further comprises a rubber-coated member which is injection-molded into an integrated structure with the upper end of the plastic inner core, the outer skin of the positive lead and the outer skin of the negative lead.

Abstract: The present disclosure discloses a new waterproof string lamp and a component structure thereof. The new waterproof string lamp comprises a plastic lamp holder, a light-transmitting lampshade, a light-emitting bulb, and positive and negative leads, wherein a lamp holder accommodating cavity is formed in the core of the plastic lamp holder; the wire core of the positive lead is welded or riveted to the positive electrical terminal, and the wire core of the negative lead is welded or riveted to the negative electrical terminal; a plastic inner plug and a plastic bulb holder are embedded in the lamp holder accommodating cavity, the plastic inner plug is provided with a resistor, the light-emitting bulb is provided in the plastic bulb holder,The new waterproof string lamp has the advantages of new structural design, excellent stability and reliability and good use effect.

Abstract: The present disclosure discloses a rotatable electric mounting base and an artificial tree applying the electric mounting base. The rotatable electric mounting base includes a base main body and a mounting shaft. The mounting shaft is inserted into the main body mounting hole of the base main body. An electric device is mounted on the periphery of the mounting shaft in a sleeving mode. The electric device includes an upper joint component and a lower joint component. The rotatable electric mounting base has a novel structural design, good stability and reliability, and convenience in mounting and connecting. The artificial tree includes an artificial tree main body, a decorative light string, and the abovementioned rotatable electric mounting base.

Abstract: The utility model discloses a lamp holder with an improved structure. A lamp holder housing of the lamp holder comprises a housing main body and a housing top cap; a main body mounting hole with a downward opening is formed in the housing main body, and a main body wire clamping groove is formed in the position. Through the structural design, a lamp holder with an improved structure disclosed by the utility model has the advantages of being novel in design, simple in structure, and low in manufacturing cost, and the product cost of the luminaire can be effectively reduced.

Abstract: The present disclosure discloses a novel string lights structure, comprising a power cord, a male connector, and a female connector. The power cord is equipped with a plurality of light bulbs, and comprises a positive lead and a negative lead. The cap assembly comprises a cap inner core and a cap encapsulating part, and the cap inner core comprises an inner core body and an inner core top cover mounted at an upper end portion of the inner core body. The inner core body is internally opened with a body mounting hole, and is equipped with an anode connection terminal and a cathode connection terminal. An upper end portion of the light-emitting light source is embedded in the body mounting hole. The present disclosure has the advantages of novel design, convenient assembly, and good waterproof effect, and is conducive to realize the automated assembly.

Abstract: The present disclosure discloses a novel lamp holder structure. A lamp holder shell of the novel lamp holder structure comprises a shell main body and a lamp holder top cover arranged at the upper end of the shell main body, a bulb installation hole is formed in the shell main body, a main body installation part located above the bulb installation hole is arranged at the upper end of the shell main body, a wire placing groove is formed in the middle of the main body installation part, a top cover wire pressing part is arranged in the middle of the lamp holder top cover. By means of the structural design, the present disclosure has the advantages of being novel in design, simple in structure and convenient and fast to wire.

Abstract: Disclosed is a quick conductive connector device for Christmas trees, which includes a male connector assembly and a female connector assembly matched with the male connector assembly. The male connector assembly includes a male connector main body. The female connector assembly includes a female connector main body which is sleeved on the male connector main body in a 360-degree rotatable manner. The male connector main body and the female connector main body are plastic insulative parts. The male connector main body is provided with male connector conductive parts, each of which including a circular-ring-shaped annular contact part, and the female connector main body is provided with female connector conductive parts that are in contact with circumferential faces of the annular contact parts of the male connector conductive parts.