CN222651180U - Decorative bulb and decorative lamp string - Google Patents

Abstract

The decorative bulb comprises a base, a light emitting unit, a lamp post and a lamp shade, wherein the base is provided with two electric connection contacts, one end of the light emitting unit is inserted into the base and is connected with the interior of the base, the light emitting unit is provided with two electrodes, the two electrodes are respectively and electrically connected with the two electric connection contacts, the lamp post is sleeved on the light emitting unit, one end of the lamp post, which is close to the base, is inserted into the base and is connected with the base, the lamp shade is detachably connected with the base, and the light emitting unit and the lamp post penetrate through the lamp shade and extend to one side far away from the base. By adopting the technical scheme, the lamp shade and the base of the decorative lamp bulb are detachably assembled, so that the decorative lamp bulb is convenient to assemble, the luminous unit and the base are protected, and the lamp shade is replaced conveniently, so that the service life of the decorative lamp bulb is prolonged.

Description

Decorative bulb and decorative lamp string

Technical Field

The utility model relates to the technical field of lamps, in particular to a decorative bulb and a decorative lamp string.

Background

With the continuous improvement of the living standard of people, decorative lamps are often required to be used in life to decorate scenes, set off atmosphere or add beauty. The lamp shade of the traditional decorative lamp is generally designed in an integrated mode, and is not beneficial to the installation of the lamp shade.

Disclosure of utility model

Aiming at the defects and shortcomings of the prior art, the first object of the utility model is to provide a decorative bulb which has the advantages of convenient assembly and disassembly of a lampshade, long service life and good heat dissipation effect.

The technical scheme includes that the decorative bulb comprises a base, a light-emitting unit, a lamp pole and a lamp shade, wherein the base 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, the two electrodes are respectively and electrically connected with the two electric connection contacts, the lamp pole is sleeved on the light-emitting unit, one end of the lamp pole, which is close to the base, is inserted into the base and connected with the base, the lamp shade is detachably connected with the base, and the light-emitting unit and the lamp pole penetrate through the lamp shade and extend to the side far away from the base.

In one embodiment, the base comprises a threaded joint, two electric connection contacts and a mounting seat, wherein the two electric connection contacts are arranged on the threaded joint, the mounting seat is connected with the threaded joint, a mounting cavity is formed in the end face, far away from one side of the threaded joint, of the mounting seat, and one end of the light-emitting unit is inserted into the mounting cavity and fixedly connected with the inner wall of the mounting cavity.

In one embodiment, the mounting table is arranged on the inner side wall of the mounting cavity, the lamp post comprises a rod body and an assembling end, the rod body is provided with a containing cavity, the luminous unit is contained in the containing cavity, the assembling end is inserted into the mounting cavity and is abutted to the mounting table, and the assembling end is fixedly connected with the mounting table and the side wall of the mounting cavity.

In one embodiment, the lampshade comprises a lower cover body detachably connected with the mounting seat, an upper cover body detachably assembled with one side, far away from the screwed joint, of the lower cover body, a mounting hole is formed in the middle of the upper cover body, and the lamp post penetrates through the mounting hole.

In one embodiment, a limiting part is arranged on the inner side wall of the lower cover body, which is far away from one side of the upper cover body, in a protruding mode, a limiting table and a limiting block are arranged on the outer side wall of the mounting seat in a protruding mode, and when the lower cover body is assembled with the mounting seat, the limiting part is limited between the limiting table and the limiting block.

In one embodiment, the limiting part is provided with a mounting notch, the limiting block can enter the lower cover body through the mounting notch, and after the limiting block enters the lower cover body, the mounting seat or the lower cover body is rotated to enable the limiting block to be matched with the limiting table, so that the limiting part is limited and fixed.

In one embodiment, a clamping column is arranged on one side, close to the lower cover body, of the upper cover body, a clamping groove is arranged on one side, close to the upper cover body, of the lower cover body, and/or a clamping groove is arranged on one side, close to the lower cover body, of the upper cover body, and a clamping column is arranged on one side, close to the upper cover body, of the lower cover body, wherein the clamping groove is matched with the clamping column, and the upper cover body is detachably connected with the lower cover body.

In one embodiment, a positioning column is arranged on the end face of the upper cover body, which is close to one side of the lower cover body, and a positioning hole matched with the positioning column is arranged on the lower cover body.

In one embodiment, the inner side wall of the mounting hole is provided with a plurality of abutting pieces extending along the axial direction of the mounting hole towards the side far away from the upper cover body, and the end face of the abutting pieces, which is close to one side of the lamp post, is provided with an abutting block in a protruding mode, and when the lamp post penetrates through the mounting hole, the abutting block abuts against the outer wall of the lamp post to fix the lamp post.

In one embodiment, through holes are formed in the upper cover body and the lower cover body.

Aiming at the defects and shortcomings of the prior art, the first object of the utility model is to provide a decorative bulb which has the advantages of convenient transportation, simple and convenient disassembly and assembly, and simple and convenient and quick lamp shade replacement.

The decorative lamp string comprises a plurality of decorative lamps which can be spliced, a lamp holder connected with the decorative bulbs and used for being connected with adjacent decorative bulbs or an external power supply, wherein the lamp holder comprises a lamp holder body, a power wire, a bottom cover and a base cover, the lamp holder body is provided with an assembly cavity, an anode conducting plate and a cathode conducting plate are arranged in the assembly cavity, the decorative bulbs are arranged in the assembly cavity and are electrically connected with the anode conducting plate and the cathode conducting plate, the middle part of the power wire is respectively connected with the anode conducting plate and the cathode conducting plate, the end part of the power wire is provided with a connector, and the bottom cover is detachably assembled with the lamp holder body and used for blocking one end, far away from the decorative bulbs, of the lamp holder body and compacting and fixing the power wire.

The lamp shade and the base of the decorative bulb disclosed by the utility model are detachably assembled, so that the decorative bulb is convenient to assemble, the luminous unit and the base are protected, and the lamp shade is convenient to replace, so that the service life of the decorative bulb is prolonged.

According to the decorative string disclosed by the utility model, the decorative lamps can be disassembled and spliced, so that a user can splice the decorative lamp string with the required length according to the size of a scene, and the decorative string is disassembled, transported and stored in the transportation process, so that the convenience of transportation and storage is improved. In addition, the decorative bulb is convenient to assemble, protects the light-emitting unit and the base, and is beneficial to the replacement of the lampshade, so that the service life of the decorative bulb is prolonged.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art.

FIG. 1 is a schematic diagram of an overall structure of an ornamental light string according to an embodiment of the present utility model;

FIG. 2 is an exploded view of an ornament lamp according to an embodiment of the utility model;

FIG. 3 is an exploded view of an ornamental bulb according to an embodiment of the present utility model;

FIG. 4 is a schematic view showing a structure of a base and a light emitting unit of an ornament lamp according to an embodiment of the present utility model;

Fig. 5 is a first exploded view of a lamp housing for a decorative bulb according to an embodiment of the present utility model;

Figure 6 is a second exploded view of a lamp housing incorporating a decorative string of lights in accordance with an embodiment of the present utility model;

FIG. 7 is a schematic diagram of a lamp holder for decorating a string of lights according to an embodiment of the present utility model;

fig. 8 is a schematic structural diagram of a lamp base body and a bottom cover according to an embodiment of the utility model;

fig. 9 is a schematic structural view of a lamp socket body according to an embodiment of the utility model.

The reference numerals indicate that 1, a decorative bulb; 11, base, 111, screwed joint, 112, mounting seat, 1120, mounting cavity, 1121, mounting table, 1122, limit table, 1123, limit block, 12, light emitting unit, 121, light emitting body, 13, lamp post, 131, rod, 132, mounting end, 14, lamp shade, 141, lower cover, 1410, mounting notch, 1411, limit part, 1412, clamping groove, 1413, positioning hole, 142, upper cover, 1421, clamping post, 1422, positioning post, 1423, mounting hole, 1424, abutting piece, 1425, abutting piece, 143, penetrating hole, 2, lamp holder, 21, lamp holder body, 210, mounting cavity, 211, positive electrode conductive sheet, 2111, first tip, 212, negative electrode conductive sheet, 2121, second tip, 213, mounting table, 214, buckling part, 215, buckling hole, 216, limiting projection, 217, positioning groove, 218, bayonet, 22, power wire, 221, connector, 23, positioning block, 231, part, 1, 231232, receiving part, 233, holding groove, 234, and sealing groove.

Detailed Description

The aspects of embodiments of the present utility model will be described more fully hereinafter with reference to the accompanying drawings, in which it is shown, however, in which some, but not all embodiments of the utility model are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the embodiments of the present utility model, it should be noted that, as the terms "center," "upper," "lower," "left," "right," "vertical," "horizontal," "inner," "outer," and the like are used for convenience in describing the embodiments of the present utility model and simplifying the description, only, and are not intended to indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the embodiments of the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In describing embodiments of the present utility model, it should be noted that, unless explicitly stated and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, interchangeably connected, integrally connected, mechanically connected, electrically connected, directly connected, indirectly connected through an intermediary, or in communication between two elements. The specific meaning of the above terms in embodiments of the present utility model will be understood in detail by those of ordinary skill in the art.

Referring to fig. 1 to 9, the present embodiment relates to a decorative light string, which is mainly used in places such as parks, squares, communities, streets, courtyards, and the like. It should be noted that, in this embodiment, the decorative light string includes a plurality of decorative lights to a plurality of decorative lights can be used in combination through the mode of concatenation, make the user can freely splice according to the quantity of required decorative lights and use, promoted the variety and the universality that the decorative light string used.

Referring to fig. 1 to 6, in one embodiment, the decorative lamp includes a decorative bulb 1 and a lamp holder 2 connected to the decorative bulb 1. Specifically, the decorative bulb 1 is capable of being energized to emit light, and the decorative bulb 1 is detachably mounted on the lamp base 2. The lamp holder 2 not only can realize the splicing between the adjacent decorative lamps, but also can be connected with an external power supply to supply power for each decorative lamp.

In one embodiment, the decorative bulb 1 comprises a base 11, a light emitting unit 12, a lamp post 13 and a lamp shade 14. Specifically, the base 11 is detachably connected to the lamp socket 2. The base 11 has two electrical connection contacts, and the base 11 is electrically connected to the lamp socket 2 through the two electrical connection contacts. The light emitting unit 12 has one end inserted into the base 11 and connected to the inside of the base 11 and the other end extending 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 socket 2. The lamp post 13 is sleeved on the light-emitting unit 12. The end of the lamp pole 13 near the base 11 is inserted into the base 11 and connected to the base 11. The lamp shade 14 is detachably connected with the base 11, and the light-emitting unit 12 and the lamp post 13 penetrate out of the lamp shade 14 and extend to a side far away from the base 11 by a distance.

The light emitting unit 12 is provided with a plurality of light emitters 121, and the plurality of light emitters 121 are equally spaced along the axis direction of the lamp pole 13. The plurality of luminous bodies 121 can sequentially emit light from bottom to top or from top to bottom, so that the lamplight generated by the decorative bulb 1 has a flowing effect, and the decorative property of the decorative bulb 1 is improved. In the present embodiment, the light emitting unit 12 is fixedly mounted on the inner wall of the base 11 by glue.

With continued reference to fig. 1-6, in one embodiment, the base 11 includes a threaded joint 111 and a mounting seat 112. The outer side wall of the screw joint 111 is provided with external threads, and the screw joint 111 is detachably connected with the lamp holder 2 through the external threads. The mount 112 is connected to the nipple 111, and a mount cavity 1120 is provided on an end surface of the mount 112 on a side away from the nipple 111, and one end of the light emitting unit 12 is inserted into the mount cavity 1120 and fixedly connected to an inner wall of the mount cavity 1120 side.

In one embodiment, a mounting platform 1121 is provided on the inside wall of the mounting cavity 1120. The lamp pole 13 includes a pole body 131 and an assembly head 132. The rod body 131 has an axially extending accommodating chamber (not shown in the drawings) in which the light emitting unit 12 is accommodated. The fitting head 132 is inserted into the mounting cavity 1120 and abuts against the mounting table 1121. The mounting head 132 is fixedly coupled to the mounting block 1121 and the inner sidewall of the mounting cavity 1120. In this embodiment, the mounting head 132 is fixedly attached to the mounting table 1121 and the inner sidewall of the mounting cavity 1120 by an adhesive.

In one embodiment, the lamp housing 14 includes a lower housing 141 and an upper housing 142. The lower cover 141 is detachably connected to the mounting base 112. The upper case 142 is detachably assembled with the side of the lower case 141 remote from the screw joint 111. The lamp pole 13 is arranged on the end surface of the upper cover 142 far away from the lower cover 141.

It should be noted that, the setting of the lampshade 14 covers the installation base 112 and the connection part between the installation base 112 and the lamp pole 13, so as to protect the installation base 112 and the connection part between the installation base 112 and the lamp pole 13, prevent the installation base 112 and the connection part between the installation base 112 and the lamp pole 13 from being exposed to the sun, rain or stepped on, and improve the service life of the decorative bulb 1.

With continued reference to fig. 1 to 6, in one embodiment, a limiting portion 1411 is disposed on an inner sidewall of a side of the lower cover 141 away from the upper cover 142. A limiting table 1122 and a limiting block 1123 are arranged on the outer side wall of the mounting seat 112 in a protruding mode. When the lower cover 141 is assembled with the mount 112, the stopper 1411 is defined between the stopper 1122 and the stopper 1123, thereby achieving a fixed assembly between the mount 112 and the lower cover 141.

Specifically, the limiting portion 1411 is provided with an installation notch 1410. When the lower cover 141 is assembled with the mounting base 112, the stopper 1123 can enter the lower cover 141 through the mounting notch 1410, and after the stopper 1123 enters the lower cover 141, the mounting base 112 or the lower cover 141 is rotated to make the stopper 1123 closely contact with the upper end surface of the stopper 1411, and at the same time, the stopper 1122 closely contacts with the lower end surface of the stopper 1411, so that the stopper 1411 is fixed and the lower cover 141 is fixedly assembled with the base 11. In this embodiment, two mounting notches 1410 are provided, and the two mounting notches 1410 are symmetrically disposed. Two limiting blocks 1123 are also provided.

In one embodiment, a clamping post 1421 is disposed on a side of the upper cover 142 adjacent to the lower cover 141, and a clamping groove 1412 is disposed on a side of the lower cover 141 adjacent to the upper cover 142. And/or a clamping groove 1412 is arranged on one side of the upper cover body 142 close to the lower cover body 141, and a clamping column 1421 is arranged on one side of the lower cover body 141 close to the upper cover body 142. The upper case 142 is detachably assembled with the lower case 141 by fitting the locking posts 1421 into the locking grooves 1412.

In the present embodiment, the locking post 1421 is disposed on the upper cover 142, and the locking groove 1412 is disposed on the lower cover 141. The three clamping posts 1421 are provided, and the three clamping posts 1421 are distributed on the upper cover 142 in an annular equidistant manner. Correspondingly, three clamping grooves 1412 are provided, and the three clamping grooves 1412 are distributed on the lower cover 141 in an annular equidistant manner.

With continued reference to fig. 1 to 6, in one embodiment, a positioning post 1422 is disposed on an end surface of the upper cover 142 near the side of the lower cover 141. The lower cover 141 is provided with a positioning hole 1413 adapted to the positioning post 1422. When the lower cover 141 is assembled with the upper cover 142, the positioning posts 1422 are aligned with the positioning holes 1413, and the upper and lower covers 141 and 142 are assembled with each other by matching the positioning posts 1422 with the positioning holes 1413, so that the clamping posts 1421 are aligned with the clamping grooves 1412 and assembled quickly, thereby facilitating the quick assembly between the upper cover 142 and the lower cover 141.

In one embodiment, a mounting hole 1423 is provided in the upper casing 142 at a side remote from the lower casing 141, and the mounting hole 1423 penetrates through a sidewall of the upper casing 142. The lamp post 13 is provided with a mounting hole 1423. The inner side wall of the mounting hole 1423 is provided with a plurality of abutting pieces 1424 extending along the axial direction of the mounting hole 1423 towards the side far away from the upper cover 142, and the abutting pieces 1424 are abutted with the outer side wall of the lamp pole 13 so as to fix the lamp pole 13.

In one embodiment, the end surface of the plurality of tightening tabs 1424 near the lamp pole 13 is provided with tightening blocks 1425. When the lamp pole 13 is penetrated through the mounting hole 1423, the tightening block 1425 is tightened against the outer wall of the lamp pole 13 to fix the lamp pole 13. The setting of the tightening block 1425 can make the amount of elastic deformation of the tightening piece 1424 to the side far away from the lamp pole 13 larger, so that the tightening block 1425 is in contact with the lamp pole 13 more firmly.

In one embodiment, a plurality of through holes 143 are provided in each of the upper and lower cases 142 and 141. Because the light-emitting unit 12 generates a large amount of heat during operation, and the generated heat is accumulated in the lampshade 14 in a large amount, the plurality of through holes 143 can quickly remove 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 hole 143 can quickly drain the rainwater in the rainy day.

In one embodiment, the lamp socket 2 includes a socket body 21, a power cord 22, and a bottom cover 23. Specifically, the socket body 21 has a fitting chamber 210, and a positive electrode conductive sheet 211 and a negative electrode conductive sheet 212 are provided in the fitting chamber 210. The decorative bulb 1 is connected to the side of the fitting chamber 210 remote from the bottom cover 23, and is electrically connected to the positive electrode conductive sheet 211 and the negative electrode conductive sheet 212. The middle part of the power line 22 is connected to the positive electrode conductive sheet 211 and the negative electrode conductive sheet 212, respectively. The end of the power cord 22 is provided with a connector 221, and the connector 221 is used for interconnecting adjacent lamp holder bodies 21 and can be connected with an external power supply to supply power to the decorative lamp string. The bottom cover 23 is detachably assembled with the socket body 21, and is used for blocking one end of the assembly cavity 210 of the socket body 21. When the bottom cover 23 is connected to the socket body 21, the power cord 22 can be pressed and fixed.

The threaded joint 111 has a hemispherical bump protruding from an end thereof away from the mounting base 112, and the hemispherical bump 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 is assembled with the lamp holder 2, the first electrical connection contact abuts against the positive electrode conductive sheet 211 and is electrically connected, and the second electrical connection contact abuts against the negative electrode conductive sheet 212 and is electrically connected.

Referring to fig. 1, 2 and 7 to 9, in one embodiment, a mounting table 213 is disposed at a side of the mounting cavity 210 adjacent to the bottom cover 23, and the mounting table 213 is connected to an inner wall of the mounting cavity 210. A mounting groove (not shown in the drawings) is provided in the middle of the mounting table 213, and the positive electrode conductive sheet 211 is mounted in the mounting groove. The positive electrode conductive sheet 211 has one end connected to the power line 22 and the other end connected to the first electrical connection contact of the decorative bulb 1. The sidewall of the fitting chamber 210 is provided with a socket groove (not shown in the drawing) extending in the axial direction of the socket body 21, and the negative electrode conductive sheet 212 is inserted into the socket groove to be connected with the socket body 21. One end of the negative conductive sheet 212 is connected to the power line 22, and the other end is connected to a second electrical connection contact of the decorative bulb 1.

In the present embodiment, the connector 221 is a power plug and a power socket that can be mutually adapted. When a plurality of decorative lamps are spliced and combined to form a decorative lamp string, the connecting heads 221 are arranged to enable adjacent decorative lamps to be connected with a power socket of another decorative lamp through a power plug, and the like, so that the decorative lamp string is formed by splicing. The decorative lamp string arranged in this way can splice the decorative lamps according to the length of the required lamp string, and is simple and convenient to use.

It should be noted that, in the decorative lamp at the tail of the decorative lamp string, only one end of the power cord 22 is provided with the connector 221, and the other end is accommodated on the bottom cover 23, so as to avoid the end of the power cord 22 being exposed. In other embodiments, the connector 221 may be a USB plug and a USB socket that can be mutually adapted, in other words, the connector 221 only needs to be capable of satisfying the connection and conduction effects.

In one embodiment, the side of the positive conductive sheet 211 remote from the decorative bulb 1 is provided with a first tip 2111, and the side of the negative conductive sheet 212 remote from the decorative bulb 1 is provided with a second tip 2121. When the bottom cover 23 is fastened to the socket body 21, the bottom cover 23 presses the power line 22 to one side of the light emitting unit 1, so that the first tip 2111 and the second tip 2121 penetrate into different sub-lines in the power line 22, respectively, and are connected to the conductive portions in the sub-lines, thereby electrically connecting the power line 22 with the positive electrode conductive sheet 211 and the negative electrode conductive sheet 212, and thus electrically connecting the decorative bulb 1 with the power line 22. By the arrangement, the convenience of installation between the power line 22 and the lamp holder body 21 can be greatly improved, and the production and assembly of the decorative lamp are facilitated.

With continued reference to fig. 1, 2, and 7-9, in one embodiment, the socket body 21 is further provided with a fastening portion 214 and a fastening hole 215. And the fastening part 214 is located at a side of the fastening hole 215 remote from the bottom cover 23. A portion of the bottom cover 23 is penetrated through the fastening hole 215 and fastened with the fastening part 214, thereby detachably coupling the bottom cover 23 with the socket body 21.

In one embodiment, the bottom cover 23 includes a blocking portion 231, a receiving portion 232, a snap-fit head 233, and a tightening portion 234. Specifically, the blocking portion 231 is connected to a side of the socket body 21 remote from the decorative bulb 1 to block one end of the fitting chamber 210. The holding part 232 is connected with the end face of one side of the decorative bulb 1 far away from the plugging part 231, and the holding part 232 is used for holding the end part of the power line 22 on the tail decorative lamp, so that the end part of the power line 22 is prevented from being exposed, and the use safety and the overall aesthetic property of the decorative lamp string are ensured. The fastening head 233 is inserted through the fastening hole 215 and abuts against the fastening portion 214, so as to detachably fix the bottom cover 23 and the lamp holder body 21. The abutting portion 234 is provided on the side of the blocking portion 231 near the decorative bulb 1. After the fastening head 233 is connected to the fastening portion 214, the abutting portion 234 abuts and fixes the power cord 22 to the socket body 21.

It should be noted that, in this embodiment, the accommodating portion 232 is provided with an accommodating groove 2321, and an end portion of the power cord 22 of the tail decorative lamp is accommodated in the accommodating groove 2321, so as to ensure the overall aesthetic property of the lamp holder, and avoid the end of the power cord 22 from being exposed, so as to ensure the safety of the decorative lamp string when in use. The lamp holder body 21 is provided with the limit protrusion 216 on one side close to the bottom cover 23, when the buckling head 233 is matched with the buckling part 214, the blocking part 231 is abutted against the limit protrusion 216, on one hand, the blocking part 231 can be prevented from being completely installed in the installation cavity 210, the end face of one side, far away from the decorative bulb 1, of the blocking part 231 is enabled to be flush with the end face of one side, far away from the decorative bulb 1, of the lamp holder body 21, so that the overall assembly aesthetic property of the lamp holder 2 is further improved, and on the other hand, the buckling head 233 and the buckling part 214 can be buckled and locked, and the buckling effect of the buckling head 233 is prevented from being lost due to the fact that the buckling head 233 stretches into too long.

It should be noted that two fastening heads 233 are provided, and two fastening holes 215 and two fastening portions 214 are provided correspondingly. In the present embodiment, the fastening head 233 is connected to the blocking portion 231 at a fixed end thereof, and extends toward the decorative bulb 1. The free ends of the two fastening heads 233 slightly expand outwards to the opposite sides, so that the free ends of the fastening heads 233 can be quickly fastened with the fastening parts 214 after extending out of the fastening holes 215, thereby improving the installation firmness.

With continued reference to fig. 1, 2, and 7-9, in one embodiment, the blocking portion 231 is provided with a positioning block 2311, and the socket body 21 is provided with a positioning slot 217. When the lamp holder body 21 and the bottom cover 23 are assembled, the lamp holder body 21 and the bottom cover 23 are fast assembled and disassembled through the matching of the positioning blocks 2311 and the positioning grooves 217, and convenience in assembly and disassembly is improved.

In one embodiment, the abutting portion 234 is located between the two buckling heads 233, and a radially extending groove 2341 is provided on a side of the abutting portion 234 away from the blocking portion 231. The socket body 21 is provided with a bayonet 218, and the power cord 22 is clamped 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.

It should be noted that, both ends of the abutting portion 234 protrude out of the side wall of the plugging portion 231, and after the bottom cover 23 is assembled with the socket body 21, both ends of the abutting portion 234 are substantially flush with the outer side wall of the socket body 21, so as to ensure tightness and aesthetic property of the combination of the bottom cover 23 and the socket body 21.

The above description is only for the purpose of illustrating the technical solution of the present utility model and not for the purpose of limiting the same, and other modifications and equivalents thereof by those skilled in the art should be included in the scope of the claims of the present utility model without departing from the spirit and scope of the technical solution of the present utility model.

Claims (10)

1. A decorative light bulb, comprising:

a base having two electrical connection contacts;

The light-emitting unit is inserted into the base and connected with the inside of the base, and is provided with two electrodes which are respectively and electrically connected with the two electric connection contacts;

A lamp post sleeved on the light-emitting unit, one end of the lamp post near the base being inserted into the base and connected with the base, and

And the lamp shade is detachably connected with the base, and the light-emitting unit and the lamp post penetrate out of the lamp shade and extend to one side far away from the base.

2. The decorative light bulb of claim 1 wherein said base comprises:

A threaded joint, two of the electrical connection contacts being provided on the threaded joint, and

The mounting seat is connected with the threaded joint, a mounting cavity is formed in the end face, away from one side of the threaded joint, of the mounting seat, and one end of the light-emitting unit is inserted into the mounting cavity and fixedly connected with the inner wall of the mounting cavity.

3. The decorative light bulb of claim 2 wherein said mounting cavity has a mounting platform disposed on an inner sidewall thereof, said light pole comprising:

A rod body having a receiving cavity in which the light emitting unit is received, and

The assembly end is inserted into the mounting cavity and is abutted to the mounting table, and the assembly end is fixedly connected with the mounting table and the side wall of the mounting cavity.

4. A decorative light bulb according to claim 3 wherein said cover comprises:

a lower cover body detachably connected with the mounting seat, and

The upper cover body is detachably assembled with one side, far away from the screwed joint, of the lower cover body, a mounting hole is formed in the middle of the upper cover body, and the lamp post penetrates through the mounting hole.

5. The bulb according to claim 4, wherein a limit part is protruded on an inner side wall of the lower cover body at a side far from the upper cover body, a limit table and a limit block are protruded on an outer side wall of the mounting seat, and the limit part is limited between the limit table and the limit block when the lower cover body is assembled with the mounting seat.

6. The decorative bulb according to claim 5, wherein the limiting portion is provided with a mounting notch, the limiting block can enter the lower cover body through the mounting notch, and after the limiting block enters the lower cover body, the mounting seat or the lower cover body is rotated to enable the limiting block to be matched with the limiting table, so that the limiting portion is limited and fixed.

7. The decorative bulb according to claim 4, wherein a clamping column is arranged on one side, close to the lower cover body, of the upper cover body, a clamping groove is arranged on one side, close to the upper cover body, of the lower cover body, and/or a clamping groove is arranged on one side, close to the lower cover body, of the upper cover body, and a clamping column is arranged on one side, close to the upper cover body, of the lower cover body, wherein the clamping groove is matched with the clamping column, and the upper cover body and the lower cover body are detachably connected.

8. The decorative bulb according to claim 7, wherein a positioning column is provided on an end face of the upper cover body near one side of the lower cover body, and a positioning hole adapted to the positioning column is provided on the lower cover body.

9. The decorative bulb according to claim 8, wherein a plurality of tightening tabs extending in the axial direction of the mounting hole toward a side away from the upper cover body are provided on an inner side wall of the mounting hole, and a tightening block is provided on an end face of the tightening tabs on a side close to the lamp post in a protruding manner, and when the lamp post is inserted into the mounting hole, the tightening block is tightened against an outer wall of the lamp post to fix the lamp post.

10. A decorative light string comprising a plurality of decorative lights which can be spliced, wherein the decorative lights comprise a decorative bulb as set forth in any one of claims 1 to 9, and

The lamp holder is connected with the decorative bulb and is used for connecting the adjacent decorative bulb or connecting an external power supply;

wherein, the lamp stand includes:

The lamp holder body is provided with an assembly cavity, an anode conducting plate and a cathode conducting plate are arranged in the assembly cavity, and the decorative bulb is arranged in the assembly cavity and is electrically connected with the anode conducting plate and the cathode conducting plate;

A power line with middle part connected with the positive electrode conductive sheet and the negative electrode conductive sheet respectively, a connector arranged at the end part of the power line, and

The bottom cover is detachably assembled with the lamp holder body, and is used for blocking one end, far away from the decorative bulb, of the lamp holder body and compacting and fixing the power line.