CN218972437U - LED bulb - Google Patents

Abstract

The utility model provides an LED bulb which comprises a lamp cap, a heat dissipation base, a mounting base, an LED module and a lamp shade, wherein one end of the lamp cap is opened, a first electrode and a second electrode are arranged in the lamp cap in a protruding mode, the heat dissipation base is detachably arranged at the opening of the lamp cap, the lamp shade is detachably arranged at one side, far away from the lamp cap, of the heat dissipation base, a through hole is formed in the surface of the heat dissipation base, the through hole is communicated with the opening of the lamp cap and the inner side of the lamp shade, the mounting base is detachably arranged in the through hole, the LED module is detachably arranged at one side, close to the lamp shade, of the mounting base, and the LED module is respectively abutted to and electrically connected with the first electrode and the second electrode. The LED bulb has reasonable structural design, can detach and replace local parts, and improves the material utilization rate.

Description

LED bulb

Technical Field

The utility model relates to the technical field of lighting equipment, in particular to an LED bulb.

Background

In the prior art, the LED bulb mainly comprises a lamp cap and a lamp shade, an LED lamp bead is integrally arranged in the lamp cap, and a circuit board for supplying power to the LED lamp bead is arranged in the lamp cap, so that the bulb is simple in structure and low in cost, but in the using process, a fault part is usually the circuit board integrated with the LED lamp bead or the LED lamp bead, other parts can be normally used, if the whole LED bulb is discarded, waste is caused, energy conservation and emission reduction are not facilitated, and the maintenance difficulty is high for a common user, and the maintenance cost is high.

Therefore, the LED bulb of the prior art is inconvenient to maintain, and the whole discarding is easy to cause waste.

Disclosure of Invention

In view of this, the utility model provides an LED bulb, which aims to solve the problem that the LED bulb and the circuit board are difficult to replace and maintain.

The technical scheme of the utility model is realized as follows: the utility model provides an LED bulb, comprising: the LED lamp comprises a lamp cap, a heat dissipation base, an installation base, an LED module and a lamp shade, wherein one end of the lamp cap is opened, a first electrode and a second electrode are arranged in the lamp cap in a protruding mode, the heat dissipation base can be detachably arranged at the opening of the lamp cap, the lamp shade is detachably arranged on one side, far away from the lamp cap, of the heat dissipation base, a through hole is formed in the surface of the heat dissipation base, the through hole is communicated with the opening of the lamp cap and the inner side of the lamp shade, the installation base is detachably arranged in the through hole, the LED module is detachably arranged on one side, close to the lamp shade, of the installation base, and the LED module is respectively in butt joint with the first electrode and the second electrode and is electrically connected with the first electrode.

In some embodiments, the LED lamp further comprises a buckle, the surface of the LED module is provided with a clamping protrusion, the buckle is fixedly arranged on one surface of the mounting base close to the lamp shade, the buckle selectively abuts against the surface of the clamping protrusion and clamps and fixes the LED module on the surface of the mounting base, and when the LED module is mounted on the surface of the mounting base, the LED module is electrically connected with the first electrode and the second electrode respectively.

In some embodiments, the LED lamp further comprises two elastic propping pieces, wherein the elastic propping pieces are elastically arranged on one side, close to the lamp cap, of the mounting base, the two elastic propping pieces are respectively elastically propped against the surfaces of the first electrode and the second electrode, one elastic propping piece is serially arranged between the LED module and the first electrode, and the other elastic propping piece is serially arranged between the LED module and the second electrode.

In some embodiments, the elastic supporting piece comprises a contact, a spring and a lead wire, two mounting holes are formed in one side, close to the lamp cap, of the mounting base, an elastic supporting piece is arranged in each mounting hole, the contact is elastically connected with the inner wall of the through hole through the spring, one side, close to the lamp shade, of the contact is electrically connected with the lead wire, one end, far away from the contact, of the lead wire is arranged on one side, close to the lamp shade, of the mounting base, and the two contacts are respectively mutually supported and electrically connected with the first electrode and the second electrode.

In some embodiments, the heat dissipating mount is threadably coupled to the mounting mount.

In some embodiments, the through hole inner wall has seted up first breach along the axis direction, the surface that the installation base is close to the through hole inner wall has seted up the second breach along the axis direction, and second breach internal fixation is provided with the elasticity separation blade, and elasticity separation blade selectivity protrusion is in the surface that the installation base is close to the through hole inner wall, and when the installation base was installed in the through hole, the elasticity separation blade was embedded in first breach.

In some embodiments, the heat sink base is threadably connected to the base.

In some embodiments, the lamp housing is threaded with the heat dissipation base in opposite directions.

In some embodiments, the surface array of the heat dissipating base is provided with a number of heat dissipating fins.

In some embodiments, the heat sink further comprises an insulating ring detachably disposed between the heat sink base and the lamp cap.

Compared with the prior art, the LED bulb has the following beneficial effects:

the LED bulb adopts the detachable LED module, the radiating base, the mounting base and the lampshade, so that the LED bulb is convenient to detach and replace local structural parts when the local structure of the LED bulb is faulty, and the material utilization rate of the LED bulb is improved.

Drawings

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

FIG. 1 is an isometric view of an LED bulb of the present utility model;

FIG. 2 is an exploded view of the LED bulb of the present utility model;

FIG. 3 is an isometric view of a base and mounting base portion of an LED bulb of the present utility model;

fig. 4 is a partial cross-sectional view of an LED bulb of the present utility model.

In the figure: 1-lamp cap, 2-heat dissipation base, 3-installation base, 4-LED module, 5-lamp shade, 6-buckle, 7-elasticity support piece, 8-elasticity separation blade, 9-insulating ring, 11-first electrode, 12-second electrode, 21-through-hole, 22-first breach, 23-fin, 31-second breach, 32-mounting hole, 41-joint protruding, 71-contact, 72-spring, 73-lead wire.

Detailed Description

The following description of the embodiments of the present utility model will clearly and fully describe the technical aspects of the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present utility model without making any inventive effort, are intended to fall within the scope of the present utility model.

It will be understood that when an element is referred to as being "mounted" or "disposed" on another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

It is to be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present application and simplify description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be configured and operated in a particular orientation, and therefore should not be construed as limiting the present application.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present application, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

Unless defined otherwise, all technical terms and science used herein have the same meaning as commonly understood by one of ordinary skill in the art to which embodiments of the present utility model belong. If the definitions set forth in this section are contrary to or otherwise inconsistent with the definitions set forth in the patents, patent applications, published patent applications and other publications incorporated herein by reference, the definitions set forth in this section are preferentially set forth in the definitions set forth herein.

As shown in fig. 1, in combination with fig. 2 to 4, an LED bulb according to an embodiment of the present utility model includes: the lamp holder 1, the heat dissipation base 2, thereby install base 3, LED module 4 and lamp shade 5, thereby lamp holder 1 is used for inserting power supply line and provide the electric energy to the bulb with bulb mount pad cooperation, the one end opening of lamp holder 1, the inboard protrusion of opening of lamp holder 1 is provided with first electrode 11 and second electrode 12, heat dissipation base 2 demountable installation is in the opening part of lamp holder 1, heat dissipation base 2 is kept away from the one side demountable installation of lamp holder 1 and is had lamp shade 5, through-hole 21 has been seted up on heat dissipation base 2 surface, the opening of through-hole 21 intercommunication lamp holder 1 and the inboard of lamp shade 5, install base 3 demountable installation in through-hole 21, install base 3 and be close to one side demountable installation of lamp shade 5 LED module 4, LED module 4 respectively with first electrode 11 and second electrode 12 butt and electricity are connected.

In the above embodiment, the LED module 4 emits light after being electrified, and the light emitted by the LED module 4 is regulated through the lampshade 5, so that the LED module 4 arranged on the mounting base 3 can be visually seen after the lampshade 5 is dismounted, meanwhile, the LED module 4 is more convenient to replace by the detachable mounting structure, the lampshade 5 is mounted after replacement, the maintenance treatment of the LED bulb can be achieved, and the maintenance cost of the LED bulb is greatly reduced.

In the above embodiment, the mounting base 3 is used for being connected with the first electrode 11 and the second electrode 12 in the lamp cap 1, the surface of the mounting base 3 is provided with corresponding electrical connection contacts at the position where the LED module 4 is mounted, and after the LED module 4 is mounted on the surface of the mounting base 3, the LED module can be connected with the electrical connection contacts to realize circuit conduction power supply.

In the above embodiment, the heat dissipation base 2 is used to quickly exchange heat generated by the mounting base 3 and the LED module 4 with a cooling medium, which may be air as an example.

The LED bulb of the embodiment can realize the disassembly and replacement of the LED module 4, so that the whole LED bulb can be prevented from being discarded after the LED module fails, and the maintenance cost is reduced.

In some embodiments, the LED module further comprises a buckle 6, the surface of the LED module 4 is provided with a clamping protrusion 41, the buckle 6 is fixedly installed on one surface of the mounting base 3, which is close to the lampshade 5, the buckle 6 selectively abuts against the surface of the clamping protrusion 41 and clamps and fixes the LED module 4 on the surface of the mounting base 3, and when the LED module 4 is installed on the surface of the mounting base 3, the LED module 4 is electrically connected with the first electrode 11 and the second electrode 12 respectively.

In the above embodiment, as one example of the detachable mounting of the LED module 4, the buckle 6 is disposed on the surface of the mounting base 3, specifically, the buckle 6 includes an elastic compression rod and a non-return fixing member, the free end of the elastic compression rod is selectively embedded in the non-return fixing member in the swinging process, meanwhile, when the elastic compression rod is embedded in the non-return fixing member, the elastic compression rod compresses the clamping protrusion 41 of the LED module 4 to be close to one side of the lampshade 5, in this embodiment, the electrical connection contact is disposed on one side of the mounting base 3 close to the lampshade 5, the corresponding LED module 4 is also disposed with the corresponding pin or contact on one side close to the mounting base 3, and the electrical connection effect between the contacts is improved by the deposit effect of the elastic compression rod.

In some embodiments, the LED lamp further comprises two elastic propping pieces 7, wherein the elastic propping pieces 7 are elastically arranged on one side of the mounting base 3, which is close to the lamp cap 1, the two elastic propping pieces 7 are respectively elastically propped against the surfaces of the first electrode 11 and the second electrode 12, one elastic propping piece 7 is serially arranged between the LED module 4 and the first electrode 11, and the other elastic propping piece 7 is serially arranged between the LED module 4 and the second electrode 12.

In the above embodiment, the mounting base 3 of the LED light board is detachably connected with the heat dissipation base 2, so that the mounting base 3 can be detached and replaced, and the mounting base 3 is used as an electrical connection device, which needs to ensure a good circuit conducting effect, so that in the process of detachment and installation, a certain fault tolerance and robustness are required, and in particular, the elastic supporting piece 7 is adopted to perform butt joint of the electrical connection points, and the elastic component can keep a certain elastic deformation, so that when a certain size difference occurs in installation, a good supporting effect can still be kept, thereby ensuring electrical connectivity.

In some embodiments, the elastic supporting member 7 includes a contact 71, a spring 72 and a lead 73, two mounting holes 32 are formed on one side of the mounting base 3 close to the lamp cap 1, one elastic supporting member 7 is disposed in each mounting hole 32, the contact 71 is elastically connected with the inner wall of the mounting hole 32 through the spring 72, one side of the contact 71 close to the lamp shade 5 is electrically connected with the lead 73, one end of the lead 73 away from the contact 71 is disposed on one side of the mounting base 3 close to the lamp shade 5, and the two contacts 71 are respectively supported by the first electrode 11 and the second electrode 12 and electrically connected with each other.

In the above embodiment, the contact 71 is a sliding block structure, which is slidably disposed in the mounting hole 32, the spring 72 drives the contact 71 to move to the outside of the mounting hole 32, the lead 73 is used for matching with and electrically connecting with the sliding contact 71, specifically, the lead 73 may be a flexible wire or a rigid wire, in some examples, the lead 73 is a rigid wire, an embedded hole is formed in the contact 71 along the axis direction parallel to the mounting hole 32, one end of the rigid lead 73 is embedded in the embedded hole and is in sliding contact with the contact 71, the other end of the lead 73 protrudes out of the surface of the mounting base 3 near the side of the lamp shade 5 and is opposite to the mounting position of the LED module 4, and the spring 72 can drive the contact 71 to push to the outside, or can keep the contact 71 located in the mounting hole 32.

In some embodiments, an embedded groove is formed on one side of the mounting base 3 near the lampshade 5, and the tail end of the lead wire 73 in the above embodiment is disposed in the embedded groove, and meanwhile, the LED module 4 is detachably mounted in the embedded groove, and the embedded groove is used for positioning and limiting the mounting position of the LED module 4.

In some embodiments, the heat dissipation base 2 is screwed to the mounting base 3.

In the above embodiment, in an example of detachable installation of the heat dissipation base 2, the threaded connection has the advantages of simple and reliable installation structure and easy processing, and the larger contact area between the heat dissipation base 2 and the installation base 3 of the threaded connection is beneficial to heat dissipation treatment of the installation base 3.

In some embodiments, the inner wall of the through hole 21 is provided with a first notch 22 along the axial direction, the surface of the mounting base 3, which is close to the inner wall of the through hole 21, is provided with a second notch 31 along the axial direction, an elastic baffle 8 is fixedly arranged in the second notch 31, the elastic baffle 8 selectively protrudes out of the surface of the mounting base 3, which is close to the inner wall of the through hole 21, and when the mounting base 3 is mounted in the through hole 21, the elastic baffle 8 is embedded in the first notch 22.

In the above embodiment, in order to improve the installation reliability and safety of the installation base 3, the installation base 3 is prevented from loosening during the use or the installation process, so that the installation base 3 and the LED module 4 are affected by the heat dissipation effect and the conductivity of the first electrode 11 and the second electrode 12, therefore, an elastic baffle 8 is provided, the installation base 3 can be effectively prevented from loosening in the through hole 21 of the heat dissipation base 2 by using the elastic baffle 8, and meanwhile, when the installation base 3 is detached, the installation base 3 can be detached from the second notch 31 by fluctuation of the elastic baffle 8, and then the installation base 3 is rotated, so that the installation base 3 is detached.

In some embodiments, the heat dissipation base 2 is screwed with the lamp cap 1.

In the above embodiments, the detachable connection manner between the heat dissipation base 2 and the lamp cap 1 may also be a threaded internal connection, which is simple and easy to process, and in other embodiments, the heat dissipation base 2 and the lamp cap 1 may also be a snap connection, or a fastening connection.

In some embodiments, the lamp shade 5 is screwed with the heat dissipation base 2, and the directions of the screw connection between the lamp cap 1 and the lamp shade 5 and the heat dissipation base 2 are opposite.

In the above embodiment, when the threaded connection direction of the lamp shade 5 and the lamp cap 1 relative to the heat dissipation base 2 is opposite, the stability of the mounting structure of the other component is not affected when the lamp shade 5 or the lamp cap 1 is detached alone.

In some embodiments, the surface array of the heat dissipating base 2 is provided with several heat dissipating fins 23.

In the above embodiment, the heat dissipation base 2 has an annular structure, and the heat dissipation fins 23 are disposed on the outer surface of the heat dissipation base along the annular circumference, and as an example, the heat dissipation base 2 has an annular shape.

In some embodiments, the heat dissipation device further comprises an insulating ring 9, wherein the insulating ring 9 is detachably arranged between the heat dissipation base 2 and the lamp cap 1.

In the above embodiment, the conventional lamp cap 1 is in threaded connection with the lamp holder, the lamp cap 1 is made of metal, and the heat dissipation base 2 is made of metal as well, so that an insulating ring is arranged between the lamp cap 1 and the lamp holder, which is favorable for improving the safety and reliability of the bulb structure, meanwhile, the insulating ring 9 can be used as an application point for installing and dismantling the LED bulb, compared with the heat dissipation base 2, the surface of the insulating ring 9 can be set to be of a relatively smooth structure, the holding feel is better, anti-skid patterns can be further arranged on the surface of the insulating ring 9, the anti-friction is facilitated, and in some examples, the detachable structures of the insulating ring 9 and the lamp cap 1 to date can be in snap-type detachable connection, so that separation between the insulating ring 9 and the lamp cap 1 is avoided when the screw rotation is carried out or the installation is carried out.

In some embodiments, the lamp cap 1 is a revolving body structure, a hole is formed in the axial position of the revolving body structure, a columnar first electrode 11 is embedded in the hole, a second electrode 12 is formed by the revolving body structure body, an insulating sleeve is further arranged between the first electrode 11 and the second electrode 12, the insulating sleeve is sleeved on the outer side of the first electrode 11, the insulating sleeve can prevent the first electrode 11 from being shorted with the second electrode 12, and the first electrode 11, the second electrode 12 and the insulating sleeve are integrally formed.

The specific maintenance and replacement process of the LED bulb comprises the following steps:

when the LED module 4 fails, the lampshade 5 is removed firstly, then the failed LED module is loosened through the buckle 6, so that the disassembly is realized, the normal LED module 4 is arranged on the surface of the mounting base 3, the LED module 4 is fixedly clamped through the buckle 6, the replacement is completed, and finally the lampshade 5 is mounted.

When the lampshade 5 fails, the failed lampshade 5 is directly disassembled, and the normal lampshade 5 is replaced and installed.

When the heat dissipation base 2 fails, the lamp shade 5 is removed firstly, then the installation base 3 is removed from the heat dissipation base 2, the failed heat dissipation base 2 is removed from the lamp cap 1, after the normal heat dissipation base 2 is replaced, the installation base 3 is continuously installed, and finally the lamp shade 5 is installed, so that maintenance is completed.

When the lamp cap 1 fails, the failed lamp cap 1 is directly disassembled, and the normal lamp cap 1 is replaced and installed.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims (10)

1. An LED bulb, comprising: the LED lamp comprises a lamp cap, a heat dissipation base, an installation base, an LED module and a lamp shade, wherein one end of the lamp cap is opened, a first electrode and a second electrode are arranged in the lamp cap in a protruding mode, the heat dissipation base can be detachably arranged at the opening of the lamp cap, the lamp shade is detachably arranged on one side, far away from the lamp cap, of the heat dissipation base, a through hole is formed in the surface of the heat dissipation base, the through hole is communicated with the opening of the lamp cap and the inner side of the lamp shade, the installation base is detachably arranged in the through hole, the LED module is detachably arranged on one side, close to the lamp shade, of the installation base, and the LED module is respectively in butt joint with the first electrode and the second electrode and is electrically connected with the first electrode.

2. The LED bulb of claim 1, further comprising a clip, wherein the surface of the LED module is provided with a clip protrusion, the clip is fixedly mounted on a surface of the mounting base adjacent to the lamp shade, the clip selectively abuts against the surface of the clip protrusion and clamps and fixes the LED module on the surface of the mounting base, and the LED module is electrically connected to the first electrode and the second electrode when the LED module is mounted on the surface of the mounting base.

3. The LED bulb of claim 2, further comprising two elastic abutments which are elastically disposed on a side of the mounting base adjacent to the lamp cap, the two elastic abutments being elastically abutted against surfaces of the first electrode and the second electrode, respectively, one of the elastic abutments being disposed in series between the LED module and the first electrode, and the other elastic abutment being disposed in series between the LED module and the second electrode.

4. The LED bulb of claim 3, wherein the elastic supporting member comprises a contact, a spring and a lead wire, two mounting holes are formed in one side, close to the lamp cap, of the mounting base, an elastic supporting member is arranged in each mounting hole, the contact is elastically connected with the inner wall of each mounting hole through the spring, one side, close to the lamp shade, of the contact is electrically connected with the lead wire, one end, far away from the contact, of the lead wire is arranged on one side, close to the lamp shade, of the mounting base, and the two contacts are respectively mutually supported and electrically connected with the first electrode and the second electrode.

5. The LED bulb of claim 1, wherein the heat sink base is threadably connected to the mounting base.

6. The LED bulb of claim 5, wherein a first notch is formed in the inner wall of the through hole along the axial direction, a second notch is formed in the surface, close to the inner wall of the through hole, of the mounting base, an elastic baffle is fixedly arranged in the second notch, the elastic baffle selectively protrudes out of the surface, close to the inner wall of the through hole, of the mounting base, and when the mounting base is mounted in the through hole, the elastic baffle is embedded in the first notch.

7. The LED bulb of claim 1, wherein the heat sink base is threadably connected to the base.

8. The LED light bulb of claim 7, wherein the threaded connection between the lamp cap and the heat sink base is in an opposite direction than the threaded connection between the lamp cap and the heat sink base.

9. The LED bulb of claim 1, wherein the surface array of the heat dissipating base is provided with a plurality of heat dissipating fins.

10. The LED bulb of claim 1, further comprising an insulating ring removably disposed between the heat dissipating base and the lamp base.

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