Decorative bulb and decorative lamp string

Abstract

The utility model relates to a decorative bulb and a decorative lamp string, and the decorative bulb comprises a base which is provided with two electric connection contacts; one end of the light-emitting unit is inserted into the base and connected with the interior of the base, the light-emitting unit is provided with two electrodes, and the two electrodes are electrically connected with the two electric connection contacts respectively; the light-emitting unit is sleeved with the lamp pole, and the end, close to the base, of the lamp pole is inserted into the base and connected with the base; and the lampshade is detachably connected with the base, and the light-emitting unit and the lamp pole both penetrate out of the lampshade and extend towards the side away from the base. According to the decorative bulb adopting the technical scheme, the lampshade and the base are detachably assembled, assembly of the decorative bulb is facilitated, the light-emitting unit and the base are protected, replacement of the lampshade is facilitated, and therefore the service life of the decorative bulb is prolonged.

Description

Technical Field

[0001] The utility model relates to the technical field of lamps, in particular to a decorative light bulb and a decorative light string. Background Art

[0002] As people's living standards continue to improve, decorative lamps are often needed in life to decorate scenes, set off atmosphere or add beauty. The lampshade of traditional decorative lamps usually adopts an integrated design, which is not conducive to the installation of the lampshade. Utility Model Content

[0003] In view of the defects and shortcomings of the prior art, the first object of the utility model is to provide a decorative light bulb with the advantages of easy assembly and disassembly of the lampshade, long service life and good heat dissipation effect.

[0004] To achieve the above-mentioned purpose, the technical solution adopted by the utility model is: a decorative light bulb, comprising: a base, having two electrical connection contacts; a light-emitting unit, one end of which is inserted into the base and connected to the inside of the base, the light-emitting unit having two electrodes, and the two electrodes are electrically connected to the two electrical connection contacts respectively; a lamp pole, which is sleeved on the light-emitting unit, and the end of the lamp pole close to the base is inserted into the base and connected to the base; and a lampshade, which is detachably connected to the base, and the light-emitting unit and the lamp pole both pass through the lampshade and extend to the side away from the base.

[0005] In one embodiment, the base includes: a threaded joint, on which the two electrical connection contacts are arranged; and a mounting seat, which is connected to the threaded joint, and a mounting cavity is arranged on the end surface of the mounting seat away from the threaded joint, and one end of the light-emitting unit is inserted into the mounting cavity and fixedly connected to the inner wall of the mounting cavity.

[0006] In one embodiment, a mounting platform is provided on the inner side wall of the mounting cavity, and the lamp pole comprises: a pole body having a receiving cavity, in which the light-emitting unit is received; and an assembly end which is inserted into the mounting cavity and abuts against the mounting platform, wherein the assembly end is fixedly connected to the mounting platform and the side wall of the mounting cavity.

[0007] In one embodiment, the lampshade includes: a lower cover body, which is detachably connected to the mounting base, and an upper cover body, which is detachably assembled to a side of the lower cover body away from the threaded joint, and a mounting hole is provided in the middle of the upper cover body, and the lamp pole passes through the mounting hole.

[0008] In one of the embodiments, a limiting portion is protrudingly provided on the inner side wall of the lower cover body away from the upper cover body; a limiting platform and a limiting block are protrudingly provided on the outer side wall of the mounting seat; when the lower cover body and the mounting seat are assembled, the limiting portion is limited between the limiting platform and the limiting block.

[0009] In one of the embodiments, the limiting portion is provided with an installation notch, and the limiting block can enter the lower cover body through the installation notch. After the limiting block enters the lower cover body, the mounting seat or the lower cover body is rotated so that the limiting block cooperates with the limiting platform to limit and fix the limiting portion.

[0010] In one of the embodiments, a clamping column is provided on the upper cover body on a side close to the lower cover body, and a clamping groove is provided on the lower cover body on a side close to the upper cover body; and / or a clamping groove is provided on the upper cover body on a side close to the lower cover body, and a clamping column is provided on the lower cover body on a side close to the upper cover body; wherein the clamping groove is adapted to the clamping column so that the upper cover body and the lower cover body are detachably connected.

[0011] In one of the embodiments, a positioning column is provided on the end surface of the upper cover body close to the lower cover body, and a positioning hole adapted to the positioning column is provided on the lower cover body.

[0012] In one of the embodiments, a plurality of clamping plates extending along the axial direction of the mounting hole away from the upper cover body are provided on the inner side wall of the mounting hole, and a clamping block is protrudingly provided on the end surface of the plurality of clamping plates close to the lamp pole. When the lamp pole passes through the mounting hole, the clamping block is pressed against the outer wall of the lamp pole to fix the lamp pole.

[0013] In one embodiment, through holes are provided on both the upper cover body and the lower cover body.

[0014] In view of the defects and shortcomings of the prior art, the first object of the utility model is to provide a decorative light bulb which has the advantages of convenient transportation, simple assembly and disassembly, and simple and quick replacement of the lampshade.

[0015] A decorative light string comprises a plurality of connectable decorative lights, wherein the decorative lights comprise: a decorative bulb as described above; and a lamp holder connected to the decorative bulb, the lamp holder being used to connect adjacent decorative bulbs or to an external power source; wherein the lamp holder comprises: a lamp holder body having an assembly cavity, wherein a positive conductive sheet and a negative conductive sheet are arranged in the assembly cavity, the decorative bulb is installed in the assembly cavity and is electrically connected to the positive conductive sheet and the negative conductive sheet; a power cord, wherein the middle portion is respectively connected to the positive conductive sheet and the negative conductive sheet, and connectors are arranged at the ends of the power cord; and a bottom cover detachably assembled with the lamp holder body, the bottom cover being used to block an end of the lamp holder body away from the decorative bulb and to press and fix the power cord.

[0016] The decorative bulb disclosed by the utility model has a lampshade and a base that are detachably assembled, which not only facilitates the assembly of the decorative bulb and protects the light-emitting unit and the base, but also facilitates the replacement of the lampshade, thereby increasing the service life of the decorative bulb.

[0017] The decorative string disclosed by the utility model can be disassembled and assembled between the decorative lights, so that the user can assemble a decorative light string of the required length according to the size of the scene, and the decorative lights can be disassembled and transported and stored during transportation, which improves the convenience of transportation and storage. In addition, the use of the decorative bulb not only facilitates the assembly of the decorative bulb, protects the light-emitting unit and the base, but also facilitates the replacement of the lampshade, thereby improving the service life of the decorative bulb. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0019] Figure 1 It is a schematic diagram of the overall structure of a decorative light string in one embodiment of the utility model;

[0020] Figure 2 This is an exploded view of a decorative lamp in one embodiment of the utility model;

[0021] Figure 3 is an exploded view of a decorative light bulb in one embodiment of the utility model;

[0022] Figure 4 This is a schematic structural diagram of a base and a light-emitting unit of a decorative light bulb in one embodiment of the utility model;

[0023] Figure 5This is a first exploded view of a lampshade of a decorative light bulb in one embodiment of the utility model;

[0024] Figure 6 This is a second exploded view of a lampshade of a decorative lamp string in one embodiment of the utility model;

[0025] Figure 7 It is a structural schematic diagram of a lamp holder of a decorative lamp string in one embodiment of the utility model;

[0026] Figure 8 It is a structural schematic diagram of a lamp holder body and a bottom cover in one embodiment of the utility model;

[0027] Fig. 9 It is a structural schematic diagram of a lamp holder body in one embodiment of the utility model.

[0028] Description of reference numerals: 1, decorative bulb; 11, base; 111, threaded joint; 112, mounting seat; 1120, mounting cavity; 1121, mounting platform; 1122, limiting platform; 1123, limiting block; 12, light-emitting unit; 121, light-emitting body; 13, lamp pole; 131, pole body; 132, assembly end; 14, lampshade; 141, lower cover body; 1410, mounting notch; 1411, limiting portion; 1412, snap-on groove; 1413, positioning hole; 142, upper cover body; 1421, snap-on column; 1422, positioning column; 1423, mounting hole; 1424, tightening sheet ;1425, tightening block;143, through hole;2, lamp holder;21, lamp holder body;210, assembly cavity;211, positive conductive sheet;2111, first tip;212, negative conductive sheet;2121, second tip;213, assembly platform;214, snap-fitting portion;215, snap-fitting hole;216, limiting protrusion;217, positioning groove;218, bayonet;22, power cord;221, connector;23, bottom cover;231, sealing portion;2311, positioning block;232, accommodating portion;2321, accommodating groove;233, snap-fitting head;234, tightening portion;2341, groove. DETAILED DESCRIPTION

[0029] The scheme in the embodiment of the utility model will be described clearly and completely below in conjunction with the drawings in the embodiment of the utility model. Obviously, the described embodiment is only a part of the embodiment of the utility model, not all of the embodiments. Based on the embodiment of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0030] In the description of the embodiments of the present utility model, it should be noted that the orientations or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the orientations or positional relationships shown in the drawings, and are only for the convenience of describing the embodiments of the present utility model and simplifying the description, rather than indicating or implying that the devices or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the embodiments of the present utility model. In addition, the terms "first", "second", and "third" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance.

[0031] In the description of the embodiments of the present utility model, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a replaceable connection, or an integral connection, it can be a mechanical connection, it can be an electrical connection, it can be a direct connection, it can be indirectly connected through an intermediate medium, and it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the embodiments of the present utility model can be understood according to specific circumstances.

[0032] See also Figures 1 to 9 This embodiment relates to a decorative light string, which is mainly used in parks, squares, communities, streets, courtyards and other places. It should be noted that in this embodiment, the decorative light string includes a plurality of decorative lights, and the plurality of decorative lights can be combined and used in a splicing manner, so that users can freely splice and use according to the number of decorative lights required, thereby improving the diversity and universality of the use of the decorative light string.

[0033] See also Figures 1 to 6 In one embodiment, the decorative lamp comprises: a decorative bulb 1 and a lamp holder 2 connected to the decorative bulb 1. Specifically, the decorative bulb 1 can emit light when powered on, and the decorative bulb 1 can be detachably mounted on the lamp holder 2. The lamp holder 2 can not only realize the splicing between adjacent decorative lamps, but also can be connected to an external power source to power each decorative lamp.

[0034] In one embodiment, the decorative light bulb 1 includes: a base 11, a light-emitting unit 12, a lamp pole 13 and a lampshade 14. Specifically, the base 11 is detachably connected to the lamp holder 2. The base 11 has two electrical connection contacts, and the base 11 is electrically connected to the lamp holder 2 through the two electrical connection contacts. One end of the light-emitting unit 12 is inserted into the base 11 and connected to the inside of the base 11, and the other end extends to a side away from the base 11. The light-emitting unit 12 has two electrodes (not shown in the drawings), and the two electrodes are electrically connected to the two electrical connection contacts respectively, so that the light-emitting unit 12 is indirectly electrically connected to the lamp holder 2. The lamp pole 13 is sleeved on the light-emitting unit 12. One end of the lamp pole 13 close to the base 11 is inserted into the base 11 and connected to the base 11. The lampshade 14 is detachably connected to the base 11, and the light-emitting unit 12 and the lamp pole 13 both pass through the lampshade 14 and extend a distance away from the base 11.

[0035] It should be noted that the light-emitting unit 12 is provided with a plurality of light-emitting bodies 121, and the plurality of light-emitting bodies 121 are evenly spaced along the axis direction of the lamp pole 13. The plurality of light-emitting bodies 121 can emit light sequentially from bottom to top or from top to bottom, so that the light generated by the decorative bulb 1 has a flowing effect, thereby enhancing the decorativeness of the decorative bulb 1. In this embodiment, the light-emitting unit 12 is fixedly mounted on the inner wall of the base 11 by glue.

[0036] Please continue reading Figures 1 to 6 In one embodiment, the base 11 includes a threaded joint 111 and a mounting seat 112. An external thread is provided on the outer wall of the threaded joint 111, and the threaded joint 111 is detachably connected to the lamp holder 2 through the external thread. The mounting seat 112 is connected to the threaded joint 111, and an installation cavity 1120 is provided on the end surface of the mounting seat 112 away from the threaded joint 111. One end of the light-emitting unit 12 is inserted into the installation cavity 1120 and fixedly connected to the inner wall of the installation cavity 1120.

[0037] In one embodiment, a mounting platform 1121 is provided on the inner side wall of the mounting cavity 1120. The lamp pole 13 includes: a rod body 131 and an assembly end 132. The rod body 131 has an axially extending accommodating cavity (not shown in the drawings), and the light-emitting unit 12 is accommodated in the accommodating cavity. The assembly end 132 is inserted into the mounting cavity 1120 and abuts against the mounting platform 1121. The assembly end 132 is fixedly connected to the mounting platform 1121 and the inner side wall of the mounting cavity 1120. In this embodiment, the assembly end 132 is fixedly connected to the mounting platform 1121 and the inner side wall of the mounting cavity 1120 by an adhesive.

[0038] In one embodiment, the lampshade 14 includes: a lower cover body 141 and an upper cover body 142. The lower cover body 141 is detachably connected to the mounting seat 112. The upper cover body 142 is detachably assembled with a side of the lower cover body 141 away from the threaded joint 111. The lamp pole 13 is passed through the end surface of the upper cover body 142 away from the lower cover body 141.

[0039] It should be noted that the lampshade 14 is arranged to cover the mounting base 112 and the connection part between the mounting base 112 and the lamp pole 13, thereby protecting the mounting base 112 and the connection part between the mounting base 112 and the lamp pole 13, so as to prevent the mounting base 112 and the connection part between the mounting base 112 and the lamp pole 13 from being exposed to the sun, rain or being stepped on, thereby improving the service life of the decorative bulb 1.

[0040] Please continue reading Figures 1 to 6 In one embodiment, a limiting portion 1411 is protruded on the inner side wall of the lower cover 141 away from the upper cover 142. A limiting platform 1122 and a limiting block 1123 are protruded on the outer side wall of the mounting seat 112. When the lower cover 141 is assembled with the mounting seat 112, the limiting portion 1411 is limited between the limiting platform 1122 and the limiting block 1123, thereby achieving fixed assembly between the mounting seat 112 and the lower cover 141.

[0041] Specifically, the limiting portion 1411 is provided with an installation notch 1410. When the lower cover 141 is assembled with the mounting seat 112, the limiting block 1123 can enter the interior of the lower cover 141 through the installation notch 1410; and after the limiting block 1123 enters the lower cover 141, the mounting seat 112 or the lower cover 141 is rotated so that the limiting block 1123 is in close contact with the upper end surface of the limiting portion 1411, and at the same time, the limiting platform 1122 is in close contact with the lower end surface of the limiting portion 1411, so that the limiting portion 1411 is limited and fixed, and the lower cover 141 is fixedly assembled with the base 11. It should be noted that, in the present embodiment, two installation notches 1410 are provided, and the two installation notches 1410 are symmetrically arranged. Two limiting blocks 1123 are also provided.

[0042] In one embodiment, a clamping column 1421 is provided on one side of the upper cover 142 close to the lower cover 141, and a clamping groove 1412 is provided on one side of the lower cover 141 close to the upper cover 142. And / or a clamping groove 1412 is provided on one side of the upper cover 142 close to the lower cover 141, and a clamping column 1421 is provided on one side of the lower cover 141 close to the upper cover 142. Through the adaptation of the clamping column 1421 and the clamping groove 1412, the upper cover 142 and the lower cover 141 are detachably assembled.

[0043] It should be noted that, in this embodiment, the clamping column 1421 is provided on the upper cover body 142, and the clamping groove 1412 is provided on the lower cover body 141. There are three clamping columns 1421, and the three clamping columns 1421 are distributed in an annular manner at equal intervals on the upper cover body 142. Correspondingly, there are three clamping grooves 1412, and the three clamping grooves 1412 are distributed in an annular manner at equal intervals on the lower cover body 141.

[0044] Please continue reading Figures 1 to 6 In one embodiment, a positioning column 1422 is provided on the end surface of the upper cover body 142 close to the lower cover body 141. A positioning hole 1413 adapted to the positioning column 1422 is provided on the lower cover body 141. When the lower cover body 141 is assembled with the upper cover body 142, the positioning column 1422 is first aligned with the positioning hole 1413. Through the cooperation of the positioning column 1422 and the positioning hole 1413, the assembly of the upper and lower cover bodies 141 and the upper cover body 142 is positioned, so that the clamping column 1421 and the clamping groove 1412 are quickly aligned and assembled, which is conducive to the rapid assembly between the upper cover body 142 and the lower cover body 141.

[0045] In one embodiment, a mounting hole 1423 is provided on a side of the upper cover 142 away from the lower cover 141, and the mounting hole 1423 passes through the side wall of the upper cover 142. The lamp pole 13 is provided with the mounting hole 1423. A plurality of abutting pieces 1424 are provided on the inner side wall of the mounting hole 1423, extending along the axis direction of the mounting hole 1423 toward the side away from the upper cover 142, and the plurality of abutting pieces 1424 are all in contact with the outer side wall of the lamp pole 13 to fix the lamp pole 13.

[0046] In one embodiment, a plurality of the abutting pieces 1424 are provided with a protruding abutting block 1425 on the end surface close to the lamp pole 13. When the lamp pole 13 is provided with the mounting hole 1423, the abutting block 1425 abuts against the outer wall of the lamp pole 13 to fix the lamp pole 13. It should be noted that the provision of the abutting block 1425 can make the abutting piece 1424 elastically deform more toward the side away from the lamp pole 13, so that the abutting block 1425 abuts against the lamp pole 13 more firmly.

[0047] In one embodiment, a plurality of through holes 143 are provided on both the upper cover 142 and the lower cover 141. Since the light emitting unit 12 generates a large amount of heat when working, and the generated heat is largely accumulated in the lampshade 14, the plurality of through holes 143 can quickly eliminate the heat generated by the light emitting unit 12, which is beneficial to prolonging the service life of the light emitting unit 12. In addition, the through holes 143 can also quickly drain rainwater from the lampshade 13 on rainy days.

[0048] In one embodiment, the lamp holder 2 includes: a lamp holder body 21, a power cord 22 and a bottom cover 23. Specifically, the lamp holder body 21 has an assembly cavity 210, and a positive conductive sheet 211 and a negative conductive sheet 212 are arranged in the assembly cavity 210. The decorative bulb 1 is connected to the side of the assembly cavity 210 away from the bottom cover 23, and is electrically connected to the positive conductive sheet 211 and the negative conductive sheet 212. The middle of the power cord 22 is connected to the positive conductive sheet 211 and the negative conductive sheet 212 respectively. A connector 221 is provided at the end of the power cord 22, and the connector 221 is used to realize the interconnection of adjacent lamp holder bodies 21, and can be connected to an external power supply to power the decorative light string. The bottom cover 23 is detachably assembled with the lamp holder body 21, and is used to block one end of the assembly cavity 210 of the lamp holder body 21. When the bottom cover 23 is connected to the lamp holder body 21, the power cord 22 can also be pressed and fixed.

[0049] It should be noted that a hemispherical protrusion is protruded from one end of the threaded joint 111 away from the mounting seat 112, and the hemispherical protrusion is a first electrical connection contact. The external thread structure of the threaded joint 111 is a second electrical connection contact. When the decorative bulb 1 and the lamp holder 2 are assembled, the first electrical connection contact is pressed against the positive conductive sheet 211 to achieve electrical connection, and the second electrical connection contact is pressed against the negative conductive sheet 212 to achieve electrical connection.

[0050] See also Figure 1 , Figure 2 , Figures 7 to 9 In one embodiment, an assembly platform 213 is provided on one side of the assembly cavity 210 near the bottom cover 23, and the assembly platform 213 is connected to the inner wall of the assembly cavity 210. A mounting groove (not shown in the drawings) is provided in the middle of the assembly platform 213, and the positive conductive sheet 211 is installed in the mounting groove. One end of the positive conductive sheet 211 is connected to the power cord 22, and the other end is connected to the first electrical connection contact of the decorative bulb 1. The side wall of the assembly cavity 210 is provided with a plug-in groove (not shown in the drawings) extending along the axial direction of the lamp holder body 21, and the negative conductive sheet 212 is inserted into the plug-in groove and connected to the lamp holder body 21. One end of the negative conductive sheet 212 is connected to the power cord 22, and the other end is connected to the second electrical connection contact of the decorative bulb 1.

[0051] It should be noted that, in this embodiment, the connector 221 is a power plug and a power socket that can be adapted to each other. When a plurality of decorative lamps are spliced ​​and combined to form a decorative lamp string, the setting of the connector 221 enables adjacent decorative lamps to be connected to the power socket of another decorative lamp through a power plug, and so on, to form a decorative lamp string. The decorative lamp string thus set can be spliced ​​according to the required length of the lamp string, and is simple and convenient to use.

[0052] It should be noted that, for the decorative lamp at the tail of the decorative lamp string, only one end of the power cord 22 is provided with a connector 221, and the other end is accommodated on the bottom cover 23 to prevent the end of the power cord 22 from being exposed. In other embodiments, the connector 221 can also be a USB plug and a USB socket that can be adapted to each other. In other words, the connector 221 only needs to be able to meet the effect of connection and conduction.

[0053] In one embodiment, a first tip 2111 is provided on the side of the positive conductive sheet 211 away from the decorative bulb 1; a second tip 2121 is provided on the side of the negative conductive sheet 212 away from the decorative bulb 1. When the bottom cover 23 is buckled with the lamp holder body 21, the bottom cover 23 squeezes the power cord 22 toward one side of the light-emitting unit 1, so that the first tip 2111 and the second tip 2121 are respectively inserted into different sub-wires in the power cord 22, and connected to the conductive parts in the sub-wires, so as to realize the electrical connection between the power cord 22 and the positive conductive sheet 211 and the negative conductive sheet 212, thereby realizing the electrical connection between the decorative bulb 1 and the power cord 22. Such a configuration can greatly improve the convenience of installation between the power cord 22 and the lamp holder body 21, which is conducive to the production and assembly of decorative lamps.

[0054] Please continue reading Figure 1 , Figure 2 , Figures 7 to 9 In one embodiment, the lamp holder body 21 is further provided with a buckling portion 214 and a buckling hole 215. The buckling portion 214 is located on a side of the buckling hole 215 away from the bottom cover 23. A portion of the bottom cover 23 is provided with the buckling hole 215 and buckled with the buckling portion 214, so that the bottom cover 23 is detachably connected to the lamp holder body 21.

[0055] In one embodiment, the bottom cover 23 includes: a blocking portion 231, a receiving portion 232, a snap-fit ​​head 233 and a pressing portion 234. Specifically, the blocking portion 231 is connected to a side of the lamp holder body 21 away from the decorative bulb 1 to block one end of the assembly cavity 210. The receiving portion 232 is connected to the end face of the side of the blocking portion 231 away from the decorative bulb 1, and the receiving portion 232 is used to accommodate the end of the power cord 22 on the tail decorative lamp, thereby avoiding the end of the power cord 22 from being exposed, ensuring the safety of the decorative light string and the overall aesthetics. The snap-fit ​​head 233 is provided with a snap-fit ​​hole 215, which is abutted against the snap-fit ​​portion 214 to detachably fix the bottom cover 23 to the lamp holder body 21. The pressing portion 234 is arranged on a side of the blocking portion 231 close to the decorative bulb 1. After the snap-fit ​​head 233 is connected to the snap-fit ​​portion 214, the pressing portion 234 presses and fixes the power cord 22 to the lamp holder body 21.

[0056] It should be noted that, in this embodiment, a receiving groove 2321 is provided on the receiving portion 232, and the end of the power cord 22 of the tail decorative lamp is received in the receiving groove 2321, so as to ensure the overall aesthetics of the lamp holder and avoid the end of the power cord 22 being exposed, so as to ensure the safety of the decorative lamp string when in use. A limiting protrusion 216 is provided on the side of the lamp holder body 21 close to the bottom cover 23, and when the snap-fit ​​head 233 cooperates with the snap-fit ​​portion 214, the blocking portion 231 abuts against the limiting protrusion 216, which can prevent the blocking portion 231 from being completely installed in the installation cavity 210, and make the end face of the blocking portion 231 away from the decorative bulb 1 flush with the end face of the lamp holder body 21 away from the decorative bulb 1, further improving the aesthetics of the overall assembly of the lamp holder 2; on the other hand, the snap-fit ​​head 233 can be snap-fitted and locked with the snap-fit ​​portion 214, so as to avoid the snap-fit ​​head 233 extending too long and losing the snap-fitting effect.

[0057] It should also be noted that there are two snap-fit ​​heads 233, and correspondingly, there are two snap-fit ​​holes 215 and snap-fit ​​parts 214. In addition, in this embodiment, the fixed end of the snap-fit ​​head 233 is connected to the blocking part 231, and the free end extends to the side where the decorative bulb 1 is located. The free ends of the two snap-fit ​​heads 233 slightly expand outward to the opposite side, so that the free ends of the snap-fit ​​heads 233 can be quickly snapped with the snap-fit ​​part 214 after extending out of the snap-fit ​​holes 215, thereby improving the firmness of the installation.

[0058] Please continue reading Figure 1 , Figure 2 , Figures 7 to 9 In one embodiment, a positioning block 2311 is provided on the blocking portion 231, and a positioning groove 217 is provided on the lamp holder body 21. When the lamp holder body 21 and the bottom cover 23 are assembled, the positioning block 2311 cooperates with the positioning groove 217, which facilitates the quick disassembly and assembly of the lamp holder body 21 and the bottom cover 23, thereby improving the convenience of disassembly and assembly.

[0059] In one embodiment, the abutting portion 234 is located between the two buckle heads 233, and a radially extending groove 2341 is provided on the abutting portion 234 on a side away from the blocking portion 231. A bayonet 218 is provided on the lamp holder body 21, and the power cord 22 is snapped into the bayonet 218. After the bottom cover 23 is assembled with the lamp holder body 21, the groove 2341 cooperates with the bayonet 218 to limit the power cord 22.

[0060] It should be noted that both ends of the tightening portion 234 protrude from the side walls of the sealing portion 231. After the bottom cover 23 and the lamp holder body 21 are assembled, both ends of the tightening portion 234 are basically flush with the outer side walls of the lamp holder body 21 to ensure the tightness and aesthetics of the combination of the bottom cover 23 and the lamp holder body 21.

[0061] The above is only used to illustrate the technical solution of the utility model rather than to limit it. Other modifications or equivalent substitutions made to the technical solution of the utility model by ordinary technicians in this field should be included in the scope of the claims of the utility model as long as they do not depart from the spirit and scope of the technical solution of the utility model.

Claims

1. A decorative light bulb, characterized in that: include: a base having two electrical connection contacts; A light emitting unit, one end of which is inserted into the base and connected to the inside of the base, the light emitting unit having two electrodes, and the two electrodes are electrically connected to the two electrical connection contacts respectively; A lamp pole is sleeved on the light-emitting unit, and one end of the lamp pole close to the base is inserted into the base and connected to the base; and The lampshade is detachably connected to the base, and the light-emitting unit and the lamp pole both pass through the lampshade and extend to a side away from the base.

2. The decorative light bulb according to claim 1, characterized in that: The base comprises: a threaded joint on which the two electrical connection contacts are arranged; and The mounting seat is connected to the threaded joint. A mounting cavity is arranged on the end surface of the mounting seat away from the threaded joint. One end of the light emitting unit is inserted into the mounting cavity and fixedly connected to the inner wall of the mounting cavity.

3. The decorative light bulb according to claim 2, characterized in that: A mounting platform is provided on the inner side wall of the mounting cavity, and the lamp pole comprises: The rod body has a receiving cavity, and the light emitting unit is received in the receiving cavity; and The assembly end head is inserted into the installation cavity and abuts against the installation platform. The assembly end head is fixedly connected to the installation platform and the side wall of the installation cavity.

4. The decorative light bulb according to claim 3, characterized in that: The lampshade comprises: A lower cover body is detachably connected to the mounting seat, and The upper cover body is detachably assembled with the side of the lower cover body away from the threaded joint. A mounting hole is arranged in the middle of the upper cover body, and the lamp pole passes through the mounting hole.

5. The decorative light bulb according to claim 4, characterized in that: A limiting portion is protrudingly provided on the inner side wall of the lower cover body away from the upper cover body; a limiting platform and a limiting block are protrudingly provided on the outer side wall of the mounting seat; when the lower cover body and the mounting seat are assembled, the limiting portion is limited between the limiting platform and the limiting block.

6. The decorative light bulb according to claim 5, characterized in that: The limiting portion is provided with an installation notch, and the limiting block can enter the lower cover body through the installation notch. After the limiting block enters the lower cover body, the mounting seat or the lower cover body is rotated to make the limiting block cooperate with the limiting platform to limit and fix the limiting portion.

7. The decorative light bulb according to claim 4, characterized in that: A clamping column is provided on the upper cover body on one side close to the lower cover body, and a clamping groove is provided on the lower cover body on one side close to the upper cover body; and / or a clamping groove is provided on the upper cover body on one side close to the lower cover body, and a clamping column is provided on the lower cover body on one side close to the upper cover body; wherein the clamping groove is adapted to the clamping column so that the upper cover body and the lower cover body are detachably connected.

8. The decorative light bulb according to claim 7, characterized in that: A positioning column is arranged on the end surface of the upper cover body close to the lower cover body, and a positioning hole matched with the positioning column is arranged on the lower cover body.

9. The decorative light bulb according to claim 8, characterized in that: A plurality of clamping plates extending along the axial direction of the mounting hole away from the upper cover body are arranged on the inner side wall of the mounting hole, and a clamping block is protrudingly arranged on the end surface of the plurality of clamping plates close to the lamp pole. When the lamp pole passes through the mounting hole, the clamping block is pressed against the outer wall of the lamp pole to fix the lamp pole.

10. A decorative light string, characterized in that: A plurality of connectable decorative lamps are included, wherein the decorative lamps include: a decorative bulb as claimed in any one of claims 1 to 9; and A lamp holder connected to the decorative bulb, the lamp holder being used to connect to adjacent decorative bulbs or to an external power source; Wherein, the lamp holder comprises: The lamp holder body has an assembly cavity, in which a positive conductive sheet and a negative conductive sheet are arranged, and the decorative bulb is installed in the assembly cavity and is electrically connected to the positive conductive sheet and the negative conductive sheet; a power cord, the middle of which is connected to the positive electrode conductive sheet and the negative electrode conductive sheet respectively, and the ends of the power cord are provided with connectors; and, The bottom cover is detachably assembled with the lamp holder body, and is used to block the end of the lamp holder body away from the decorative bulb and to press and fix the power cord.

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