CN210004174U

CN210004174U - novel LED bulb

Info

Publication number: CN210004174U
Application number: CN201920689757.4U
Authority: CN
Inventors: 江小旺
Original assignee: Zhejiang kaiyao Lighting Co Ltd
Current assignee: ZheJiang Klite Lighting Holdings Co Ltd; Zhejiang kaiyao Lighting Co Ltd
Priority date: 2019-05-14
Filing date: 2019-05-14
Publication date: 2020-01-31
Anticipated expiration: 2029-05-14

Abstract

novel LED bulb, aiming at solving the technical problems that the heat generated by the LED in the prior art is directly conducted to the surrounding environment through the bulb, which causes the fluctuation of the ambient temperature, and the common bulb material with high light transmittance has lower strength and is easy to damage in use, the utility model discloses a lamp holder, the end of the lamp holder is connected with a structural part, the other end of the structural part is connected with an LED module arranged in the bulb, the LED module is electrically connected with the lamp holder, the bulb is arranged in the lamp shade, a gap exists between the bulb and the lamp shade, and both the bulb and the lamp shade are connected with the structural part.

Description

novel LED bulb

Technical Field

The utility model belongs to the technical field of the lighting apparatus technique and specifically relates to relate to novel LED bulbs.

Background

At present, LED lamp beads gradually replace incandescent lamps and fluorescent lamp light sources by the characteristics of long service life, no pollution, high light efficiency, fast response, good stability and the like, so that an LED bulb using an LED as a light source appears, the LED bulb generally comprises a lamp holder, an LED light source structure, a hair bulb and a driving device, the existing hair bulb is made of acrylic (PMMA) materials, the acrylic has good optical performance, almost no absorption is generated on all-band light of visible light, the light transmittance can be comparable to that of optical glass, but the surface hardness of the acrylic is low, the acrylic is easy to scratch, the acrylic is easy to expand when absorbing water, the acrylic is fragile and not durable, the production cost is increased due to the high breakage rate in the production process, and in addition, when the acrylic materials are broken, the human body is easy to damage.

The Chinese patent with the publication number of CN 205877778U discloses novel LED bulbs, which comprise a lamp cap nut, a lamp holder and a light-transmitting cover, wherein the lamp cap nut, the lamp holder and the light-transmitting cover are sequentially connected from bottom to top, the light-transmitting cover is covered on the lamp holder, the LED light source structure is embedded on the upper end surface of the lamp holder, and a driving device is arranged in the lamp holder and electrically connected with the LED light source structure, the light-transmitting cover is made of a light-transmitting soft silica gel material, a plurality of grooves are formed in the inner side wall of an opening at the upper end of the lamp holder, extends downwards from an opening at the lower end of the light-transmitting cover to be matched with the lamp holder and can be embedded in an installation ring in the opening at the upper end of the lamp holder, a plurality of clamping blocks which are matched with the grooves and can be clamped with each other are arranged on the outer side wall of the installation ring at positions corresponding to enable the light-transmitting.

Above-mentioned utility model through add the printing opacity cover of establishing by non-light tight soft silica gel material outside LED light source structure, realized the effective protection to the hair bulb of LED bulb, nevertheless, soft silica gel luminousness is low and be difficult to the design, and the luminousness of above-mentioned novel LED bulb is low and hardly accomplish the grading design.

The Chinese patent with the publication number of CN 204986482U discloses LED bulb shells, which comprise a conductive lamp holder, a radiating shell and a lampshade, wherein the conductive lamp holder, the radiating shell and the lampshade are sequentially connected, a plurality of radiating fins are uniformly arranged on the outer wall of the radiating shell at intervals, a heat insulating layer is coated on the other side of the radiating fins, which is opposite to the radiating shell, is made of high-temperature-resistant plastics, the conductive lamp holder and the radiating shell are detachably connected through threads, a plurality of radiating grooves are uniformly arranged on the side, which is close to the lampshade, of the radiating shell, a plurality of second radiating grooves are uniformly arranged on the side, which is close to the conductive lamp holder, the radiating grooves and the second radiating grooves are spaced by the radiating fins, a fixing ring is arranged on the side, which is opposite to the lampshade, the radiating fins and the fixing ring are in a streamline convolution shape with lower and upper parts, an annular clamping block is arranged on the side, which is opposite.

Above-mentioned utility model through evenly spaced sets up a plurality of heat radiation fins on heat dissipation shell's outer wall, the heat that produces emitting diode conducts to the surrounding environment through heat radiation fins fast, but, when above-mentioned LED bulb uses in the extremely sensitive environment to temperature variation, the heat of conduction to the surrounding environment in can cause ambient temperature fluctuation, to the above-mentioned extremely sensitive service environment to temperature variation, design LED bulbs that have good thermal-insulated effect just seem very necessary.

SUMMERY OF THE UTILITY MODEL

The utility model discloses an overcome among the prior art heat that emitting diode produced and directly conduct in to the surrounding environment through the bulb, cause ambient temperature's fluctuation, and the bulb material intensity that has high luminousness commonly used is lower, and the technical problem that in use easily harms provides novel LED bulbs, novel LED bulb has good thermal-insulated effect, can prevent because of the direct ambient temperature that leads to the fact of conducting in to the surrounding environment of heat that emitting diode produced fluctuates, simultaneously, novel LED bulb can effectively protect low-strength high luminousness material, and then prolongs the life of LED bulb.

In order to achieve the above purpose, the present invention adopts the following technical solution.

novel LED bulb, including the lamp holder, the end of lamp holder is connected with the structure, the end connection in addition of structure has the LED module of establishing in the bulb, the LED module with the lamp holder electricity is connected, the bulb is established inside the lamp shade, the bulb with there is the clearance between the lamp shade, the bulb with the lamp shade all with the structure is connected.

Yakeli has good optical property, hardly takes place any absorption to the full wave band light of visible light, and the luminousness can match favourably optical glass, but yakeli's the low easy fish tail of surface hardness, and easily take place the inflation when absorbing water kind of novel LED bulb's LED module establish in the hair bulb, the hair bulb can select the yakeli material for use, the hair bulb is established in the lamp shade, the lamp shade can select Polycarbonate (PC) for use to make, the lamp shade can protect the hair bulb establishing inside it, aspect prevents because of the luminousness decline that the hair bulb surface fish tail leads to, can carry out water-proof protection to the hair bulb in addition aspect, prevents that the hair bulb from taking place the inflation because of absorbing water.

Preferably, the structure is a horn-shaped annular body, the structure comprises a large end and a small end, a groove is formed in the end of the lamp holder, an LED driving power supply is arranged in the groove, and an output line of the LED driving power supply penetrates through the small end to be electrically connected with the LED module.

When the LED lamp is connected with alternating current power supply, an LED driving power supply is additionally arranged in a cavity formed by matching the small end and a groove arranged at the end of the lamp holder, the LED driving power supply is electrically connected with the LED module, and when the alternating current power supply is connected, the LED driving power supply rectifies the alternating current into direct current through a transformer and a rectifier, so that the stable conduction of the LED is ensured, and the stroboscopic phenomenon of the LED lamp under the alternating current power supply is greatly reduced.

Preferably, vacuum sealant is coated at the connecting positions of the hair bulb, the lampshade and the structural member, and a cavity formed by the lampshade and the hair bulb is kept in a vacuum state.

The lamp shade with the double-deck vacuum structure that the hair bulb formed can reduce heat transfer coefficient by a wide margin to effectively insulate against heat, the lamp shade of LED bulb is extremely low to ambient environment conductive heat, in the aspect of can be applied to in the environment that needs keep microthermal, in addition can prevent user's mistake contact and cause the scald, in addition, there is a large amount of dusts in the air, diffuse reflection can take place when light and dust contact, thereby make the light type that the grading was accomplished can fluctuate because the change of dust distribution in time, the grading light type that has been accomplished can be guaranteed to the vacuum state between lamp shade and the hair bulb and remains stable.

Preferably, the structural member is made of a transparent material, and an encapsulating resin layer containing fluorescent powder is coated on the inner wall surface of the structural member.

The structural member is made of transparent materials, such as glass or a PC board, a packaging resin layer containing fluorescent powder is coated on the inner wall surface of the structural member, the fluorescent powder is excited by light emitted from the LED module, and then fluorescence is generated, -aspect fluorescence and the light emitted from the LED module are superposed to form light with mixed wavelength, -aspect fluorescence can illuminate the space above the structural member, and no extra light emitting diode is needed.

Preferably, the structural member is made of a heat conducting material, and a black body radiation layer is coated on the inner surface of the structural member.

The heat generated by the light-emitting unit of the light-emitting diode bulb is mainly conducted heat, so the structural member is made of a heat-conducting material, and the inner surface of the structural member is coated with a black body radiation layer. Because the black body radiation layer has the characteristics of high heat conductivity and high heat emissivity, the black body radiation layer coated on the inner surface of the structural member can remove waste heat generated by the LED bulb in an accelerated manner in a tip heat release manner, so that the illumination of the LED bulb is improved, and the heat dissipation problem of the LED bulb is improved.

Preferably, the hair bulb comprises a body and a connecting body, the connecting body can be matched and connected with the inner wall surface of the small end, and the body is located outside the large end.

Traditional mao bubble is style structure, needs good luminousness in the aspect of to make LED's illumination utilization ratio maximize, need higher intensity in addition aspect, firm in order to guarantee the erection joint of mao bubble and lamp holder, but current material hardly has high luminousness and high strength concurrently, the utility model discloses design the mao bubble for split type, including body and connector, the luminousness need not be considered to the connector, as long as guarantee that it has high strength, in order to guarantee that the connector is firm with being connected of tip internal face, the material of high luminousness is chooseed for use to the body, and the body is located outside the main aspects, thereby can make full use of LED's illumination.

Preferably, the LED module is an LED lamp strip, and the LED lamp strip is spiral.

Compared with a linear LED lamp strip, the spiral LED lamp strip can be provided with more LEDs in the same space, so that the illumination brightness is improved.

Preferably, the LED module is a LED strip, and the shape of the LED strip is an arc shape corresponding to the outline of the bubble.

When the light rays are emitted out from the phase interface at an acute angle, the light rays are designed into an arc shape which is consistent with the outline phase of the bubble, most of the light rays emitted by each light emitting diode are emitted out in a way of being vertical to the surface of the bubble, and the light rays are not refracted, so that the light transmittance of the light rays can be improved, and the illumination utilization rate of the light rays is further improved.

Preferably, the LED module is an LED lamp panel.

Compared with the traditional LED lamp strip, the LED lamp plate has the characteristic of angles, the overlapping performance of the illumination ranges of the adjacent light-emitting diodes is low, the problem of uneven illumination of the bulb can be solved due to the angles of the LED lamp plate, the illumination utilization rate of each light-emitting diode can be improved due to the low overlapping performance of the illumination ranges of the adjacent light-emitting diodes, and compared with the LED lamp strip, the LED lamp plate achieves the illumination with the same brightness, the number of the light-emitting diodes used is small, and therefore the electricity consumption of the bulb can be reduced.

To sum up, the utility model has the advantages of (1) the lamp shade can protect establishing its inside hair bulb, can prevent to lead to the hair bulb luminousness to descend because of hair bulb surface fish tail in the aspect of , can carry out water proof protection to the hair bulb in the aspect of in addition, (2) the hair bulb forms bilayer structure with the lamp shade, has good heat-proof effect, can avoid floating about the ambient temperature that the heat that produces because of emitting diode directly conducts in to the surrounding environment.

Drawings

Fig. 1 is an exploded view of the present invention.

Fig. 2 is a schematic view of the overall structure of the present invention.

Fig. 3 is a schematic structural diagram of an embodiment of the present invention.

Fig. 4 is a schematic structural diagram of a second embodiment of the present invention.

Fig. 5 is a schematic structural diagram of a third embodiment of the present invention.

Fig. 6 is a schematic structural diagram of a fourth embodiment of the present invention.

Fig. 7 is a schematic structural diagram of a fifth embodiment of the present invention.

In the figure: 1. the LED lamp comprises a lamp cap, 2, a structural member, 21, a large end, 22, a small end, 3, a bulb, 31, a body, 32, a connector, 4, an LED module, 5, a lampshade, 6, a driving power supply, 7, an installation column, 71, a base, 72 and a connecting column.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

As shown in figures 1 and 2, novel LED bulbs comprise a lamp holder 1, a structural member 2 is connected to the end of the lamp holder, an LED module 4 arranged in a bulb 3 is connected to the other end of the structural member, the LED module is electrically connected with the lamp holder, the bulb is separately arranged in a lampshade 5, a gap exists between the bulb and the lampshade, the bulb and the lampshade are both connected with the structural member, the structural member is a horn-shaped annular body and comprises a large end 21 and a small end 22, a groove is formed in the end of the lamp holder, an LED driving power supply 6 is arranged in the groove, an output line of the LED driving power supply penetrates through the small end to be electrically connected with the LED module, vacuum sealant is coated on the connecting positions of the bulb, the lampshade and the structural member, a cavity formed by the bulb and the bulb is kept in a vacuum state, a packaging resin layer containing fluorescent powder is coated on the inner wall surface of the structural member, a heat conduction material is adopted, a black body radiation layer is coated on the inner surface of the structural member, the connecting body 31 and the connecting body of the connecting body and the connecting body of the LED lamp strip, the connecting body is in a spiral shape of the LED lamp strip, and the lamp strip, the lamp strip is end of the lamp strip, and the lamp strip, the lamp strip is in a lamp strip, the lamp strip, and the lamp.

The LED lamp shade has a structure that a black body is formed by a heat-absorbing capillary tube, a heat-absorbing heat-.

Example :

as shown in fig. 3, the LED module is an LED strip, and the LED strip is spiral; the lampshade is a cut sphere, the cutting surface of the lampshade is a plane, and the shape of the cutting surface is the same as that of the big end of the structure body; the body of the hair bulb is a cut sphere with the same shape obtained by scaling the lampshade; the connecting body of the hair bulb is horn-shaped, the small end of the connecting body can be matched and connected with the inner wall surface of the small end of the structural member, and specifically, the connecting body can be fastened by threads. The spiral LED lamp strip is arranged outside the large end of the structural part and is fixedly connected to the connecting column of the mounting column through a metal wire. Compared with a linear LED lamp strip occupying the same vertical space, the stretched spiral LED lamp strip is longer in length, and more LEDs can be distributed on the lamp strip, so that the illumination intensity is higher; in addition, the spiral LED lamp strip is provided with the dislocation between the adjacent light emitting diodes, the light distribution is uniform, and no obvious light spot appears in the illumination area.

The assembly operation of the novel LED bulbs in the embodiment is as follows:

(1) processing the LED lamp strip into a spiral shape, fixedly connecting the LED lamp strip to a connecting column of a mounting column through a metal wire, ensuring that the connecting column is positioned on a central axis of the spiral in the process, electrically connecting a current input end of the LED lamp strip with a base of the mounting column, and electrically connecting a current output end of the LED lamp strip with the end part of the connecting column;

(2) installing a driving power supply in a groove arranged at the end of the lamp cap , connecting an input line of the driving power supply with an electrode in the lamp cap, and connecting an output line of the driving power supply with a base of the mounting column through a through hole arranged at the small end of the structural member;

(3) the connecting body of the bubble is fixedly connected with the inner wall surface of the small end of the structural member, and the LED lamp strip is ensured not to be contacted with the inner wall surface of the bubble in the process;

(4) the lampshade is tightly connected with the inner wall surface of the large end of the structural member, and a gap is required to be reserved between the bulb and the lampshade in the process.

Specifically, in this embodiment, the fastening connection manner described in step (3) and step (4) is a threaded connection.

Example two:

as shown in fig. 4, the remaining structure of this embodiment is substantially the same as that of embodiment , except that the LED strip is curved from the arc of the wall of the bulb.

The assembly operation of the novel LED bulbs in the embodiment is as follows:

(1) processing the LED lamp strip into an arc shape, ensuring that the radian of each position of the LED lamp strip is equal to of the radian of the corresponding position on the wall surface of the bubble, fixedly connecting the LED lamp strip on a connecting column of a mounting column through a metal wire, electrically connecting the current input end of the LED lamp strip with the base of the mounting column, and electrically connecting the current output end of the LED lamp strip with the end part of the connecting column;

Example three:

as shown in fig. 5, the remaining structure is the same as that of embodiment or embodiment two, the difference is that the shape of the body of the bulb is different from that of the lampshade, the cross section of the body of the bulb in this embodiment is U-shaped, in addition, the LED strip includes two left and right strips, both of which are long strips, ends of the two LED strips are connected to the base, and ends are close to but do not abut against the base.

The assembly operation of the novel LED bulbs in the embodiment is the same as that of the embodiment or the embodiment.

Example four:

as shown in fig. 6, the remaining structure of this embodiment is basically the same as that of embodiment , except that the longitudinal section of the globe is U-shaped, and the body of the bulb is a column of the same shape obtained by scaling the globe.

Example five:

as shown in fig. 7, the remaining structure of this embodiment is substantially the same as that of embodiment or embodiment two or embodiment three, and the difference is that an LED lamp panel is selected as the LED module, and compared with a conventional LED lamp strip, the LED lamp panel has an angle characteristic of degrees, and the overlapping of illumination ranges of adjacent light emitting diodes is low, the degree of the LED lamp panel can improve the problem of uneven illumination of the bulb, the low overlapping of the illumination ranges of adjacent light emitting diodes can improve the illumination utilization rate of each light emitting diode, compared with the LED lamp strip, fewer light emitting diodes are used for achieving illumination with the same brightness by the LED lamp panel, and further, the power consumption of the bulb can be reduced.

Claims

The utility model provides an novel LED bulb, characterized by, including lamp holder (1), the end connection of lamp holder has structure (2), another end connection of structure has the LED module (4) of establishing in bulb (3), the LED module with the lamp holder electricity is connected, the bulb is established inside lamp shade (5), the bulb with there is the clearance between the lamp shade, the bulb with the lamp shade all with the structure is connected.
2. The novel LED bulb as claimed in claim 1, wherein the structural member is a trumpet-shaped annular body, the structural member includes a large end (21) and a small end (22), the end of the lamp cap is provided with a groove, the groove is internally provided with an LED driving power supply (6), and the output line of the LED driving power supply passes through the small end to be electrically connected with the LED module.
3. The novel LED bulbs of claim 1, wherein the connection positions of said bulb, cover and said structure are coated with vacuum sealant, and the cavity formed by said cover and said bulb is kept in vacuum state.
4. The kinds of novel LED bulbs of claim 1, wherein the structural member is made of transparent material, and the inner wall of the structural member is coated with a sealing resin layer containing fluorescent powder.
5. The novel LED bulb as claimed in claim 1, wherein the structural member is made of a heat conductive material and has a black body radiation layer coated on its inner surface.
6. The novel LED lamp bulbs of claim 2, wherein the bulb includes a body (31) and a connector (32), the connector is connected with the inner wall surface of the small end, and the body is located outside the large end.
7. The novel LED bulbs of claim 1, 2, 3, 4 or 5, wherein the LED modules are LED strips, and the LED strips are spiral.
8. The novel LED bulbs of claim 1, 2, 3, 4 or 5, wherein the LED modules are LED strips, and the shape of the LED strips is -like arc shape corresponding to the outline of the hair bulb.
9. The novel LED bulbs of claim 1, 2, 3, 4 or 5, wherein the LED module is an LED lamp panel.