CN210004174U - A new type of LED bulb - Google Patents

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

A new type of LED bulb

technical field

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

Background technique

At present, LED lamp beads are gradually replacing incandescent and fluorescent light sources with the characteristics of long life, no pollution, high luminous efficiency, fast response, and good stability. Therefore, LED bulbs using LEDs as light sources have emerged. LED bulbs generally include a lamp cap, a lamp socket, an LED light source structure, a hair bulb and a driving device. Acrylic (PMMA) materials are often used in existing hair cells. Acrylic has good optical properties, and hardly absorbs the full-band light of visible light. The light transmittance is comparable to that of optical glass, but the surface hardness of acrylic is low and easy to be scratched. And it is easy to expand when it absorbs water. Acrylic is fragile and not durable, and the high breakage rate in the production process increases the production cost; in addition, when the acrylic material is broken, it is easy to cause damage to the human body.

The Chinese patent with the authorization bulletin number CN 205877778 U discloses a new type of LED light bulb, which includes a lamp cap nut, a lamp socket and a light-transmitting cover that are connected to the lamp socket in sequence from bottom to top. The LED light source structure on the upper end surface of the lamp holder, the driving device arranged in the lamp holder and electrically connected with the LED light source structure, the light-transmitting cover is made of light-transmitting soft silica gel material; the The inner side wall of the upper end opening of the lamp holder is provided with a plurality of grooves, and a mounting ring which is adapted to the lamp holder and can be embedded in the upper end opening of the lamp holder extends downward from the lower end opening of the light-transmitting cover. The outer side wall of the mounting ring is provided with a plurality of pieces at the positions corresponding to the grooves that are adapted to the grooves and can be engaged with each other, so that the light-transmitting cover is clamped on the lamp holder and the light-transmitting cover is A clamping block covered on the LED light source structure; the LED light source structure includes a base plate and a plurality of LED lamp beads evenly arranged on the base plate.

The above-mentioned utility model realizes the effective protection of the hair bubbles of the LED bulb by adding a light-transmitting cover made of light-transmitting soft silica gel material outside the LED light source structure. However, the soft silica gel has low light transmittance and is difficult to shape. The light transmittance of the above-mentioned new LED bulbs is low and it is difficult to complete the light distribution setting.

The Chinese patent with the authorization bulletin number CN 204986482 U discloses an LED bulb housing, comprising a conductive lamp cap, a heat dissipation shell and a lampshade connected in sequence, the outer wall of the heat dissipation shell is provided with a number of heat dissipation fins evenly spaced, and the heat dissipation The other side of the fin opposite to the heat dissipation shell is covered with a heat insulation layer, the heat insulation layer is made of high temperature resistant plastic, and the conductive lamp holder and the heat dissipation shell are detachably connected by threads; the heat dissipation shell is close to One side of the lampshade is evenly provided with a plurality of first heat dissipation grooves, and a side close to the conductive lamp head is evenly provided with a plurality of second heat dissipation grooves, and the first heat dissipation grooves and the second heat dissipation grooves are all separated by heat dissipation fins; A fixing ring is arranged on the side of the heat dissipation housing opposite to the lampshade, and the heat dissipation fins and the fixing ring are in the shape of a small streamline on the whole; , and the fixed ring is provided with a ring-shaped clamping groove matched with the clamping block.

The above-mentioned utility model disposes several heat-dissipating fins evenly spaced on the outer wall of the heat-dissipating shell, so that the heat generated by the light-emitting diode is quickly conducted to the surrounding environment through the heat-dissipating fins. When used in the environment, the heat conducted to the surrounding environment will cause the ambient temperature to fluctuate. In view of the above-mentioned use environment that is extremely sensitive to temperature changes, it is extremely necessary to design an LED light bulb with good heat insulation effect.

Utility model content

In order to overcome the heat generated by the light-emitting diode in the prior art, the heat generated by the light-emitting diode is directly conducted to the surrounding environment through the light bulb, causing the ambient temperature to fluctuate up and down, and the commonly used light bulb material with high light transmittance is low in strength and easily damaged during use. technical problems, to provide a new type of LED light bulbs. The new LED bulb has good heat insulation effect, which can prevent the ambient temperature from fluctuating due to the direct conduction of the heat generated by the light-emitting diode to the surrounding environment; The material is effectively protected, thereby extending the service life of the LED bulb.

In order to achieve the above purpose, the present utility model adopts the following technical solutions.

A novel LED bulb comprises a lamp cap, one end of the lamp cap is connected with a structural member, the other end of the structural member is connected with an LED module set in a hair bulb, the LED module is electrically connected with the lamp cap, The hair bulb is arranged inside the lampshade, there is a gap between the hair bulb and the lampshade, and both the hair bulb and the lampshade are connected to the structural member.

Acrylic has good optical properties, hardly absorbs the full-band light of visible light, and has a light transmittance comparable to that of optical glass, but the surface hardness of acrylic is low and easy to scratch, and it is easy to expand when it absorbs water. The LED module of a new type of LED bulb according to the present utility model is arranged in the hair bulb, and the hair bulb can be made of acrylic material, the hair bulb is arranged in the lampshade, and the lampshade can be selected from polycarbonate (PC). be made of. The lampshade can protect the hair cells inside it, on the one hand, it can prevent the decrease of light transmittance caused by scratches on the surface of the hair cells; In order to ensure the working stability of traditional LED bulbs, a heat dissipation device is often installed on the hair bulb, and the heat generated by the light-emitting diode is directly conducted to the surrounding environment through the hair bulb. In a low-temperature environment that is extremely sensitive to temperature changes, the heat dissipation method of traditional LED bulbs that directly conduct heat to the surrounding environment through the hair bubbles will cause the ambient temperature to fluctuate. affect the accuracy of the experimental results. The novel LED bulb of the utility model has a double-layer structure formed by the hair bulb and the lampshade, which has a good heat insulation effect, can greatly reduce the conduction of the heat generated by the light emitting diode to the surrounding environment, and can be directly applied to the temperature change pole. in sensitive environments.

Preferably, the structural member is a horn-shaped annular body, the structural member includes a large end and a small end, one end of the lamp holder is provided with a groove, and the groove is equipped with an LED driving power supply, and the LED driving power supply The output wire is electrically connected to the LED module through the small end.

When the LED bulb is connected to an AC power source, the unidirectional conductivity of the light-emitting diode will cause the LED lighting to flicker. An LED driving power supply is installed in the cavity formed by the cooperation of the small end and the groove provided at one end of the lamp holder, and the LED driving power supply is electrically connected with the LED module. When connected to AC power, the LED driving power supply rectifies the AC power to DC power through the transformer and rectifier to ensure the stable conduction of the light-emitting diode, thereby greatly reducing the stroboscopic phenomenon of LED lamps under AC power supply.

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

The double-layer vacuum structure formed by the lampshade and the hair bulb can greatly reduce the heat transfer coefficient, thereby effectively insulating the heat. The lampshade of the LED bulb conducts extremely low heat to the surrounding environment. In the environment, on the other hand, it can prevent the user's accidental contact and cause burns. In addition, there is a lot of dust in the air, and diffuse reflection occurs when the light contacts the dust, so that the light pattern that has been distributed will fluctuate due to the change of the dust distribution in time, and the vacuum state between the lampshade and the hair bubble can be Ensure that the completed light distribution pattern remains stable.

Preferably, the structural member is made of transparent material, and the inner wall surface of the structural member is coated with an encapsulation resin layer containing phosphor powder.

The structural parts are made of transparent materials, such as glass or PC board, and an encapsulation resin layer containing phosphor powder is coated on the inner wall surface of the structural parts, and the light emitted from the LED module excites the phosphor powder to generate fluorescence. On the one hand, the fluorescent light and the light emitted by the LED module are superimposed to form light with mixed wavelengths, and on the other hand, the fluorescent light can illuminate the space above the structural member without additional light-emitting diodes.

Preferably, the structural member is made of a thermally conductive material, and the inner surface of the structural member is coated with a black body radiation layer.

Since the heat generated by the light-emitting unit of the light-emitting diode bulb is mainly conductive heat, the structural member is made of a thermally conductive material, and a black body radiation layer is coated on the inner surface of the structural member. Since the black body radiation layer has both high thermal conductivity and high thermal emissivity, the black body radiation layer coated on the inner surface of the structural member can accelerate the removal of the waste heat generated by the light-emitting diode bulb by means of tip heat dissipation, which is beneficial to Improve the illuminance of light-emitting diode bulbs and improve their heat dissipation problems.

Preferably, the hair bubble includes a main body and a connecting body, the connecting body can be connected with the inner wall of the small end, and the main body is located outside the large end.

The traditional wool bulbs are all one-piece structures. On the one hand, good light transmittance is required to maximize the light utilization rate of the LED. It is difficult for existing materials to combine high light transmittance and high strength. The utility model designs the hair bubble as a split type, including a main body and a connecting body. The connecting body does not need to consider the light transmittance, as long as it has high strength, so as to ensure the stable connection between the connecting body and the inner wall surface of the small end; the main body adopts high light transmittance. The high-efficiency material, and the body is located outside the big end, so that the light of the LED can be fully utilized.

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

Compared with the straight LED strip, the spiral LED strip can arrange more light-emitting diodes in the same space, thus improving the lighting brightness. sufficient contact, so that each light-emitting diode has a high light utilization rate.

Preferably, the LED module is an LED light strip, and the shape of the LED light strip is an arc shape consistent with the outline of the hair bulb.

When the ray exits at an acute angle to the phase interface, the ray will. The LED light strip is designed in an arc shape consistent with the outline of the hair bulb, most of the light emitted by each LED is perpendicular to the surface of the hair bulb, and the light is not refracted, so that the transmittance of the light can be improved, and the Lighting utilization of light.

Preferably, the LED module is an LED light board.

Compared with traditional LED light strips, LED light panels have wide-angle characteristics, and the overlap of the illumination range of adjacent LEDs is low. The wide angle of the LED light board can improve the problem of uneven illumination of the bulb; the low overlap of the illumination range of adjacent LEDs can improve the light utilization rate of each LED. Compared with LED light strips, LED light panels use fewer light-emitting diodes to achieve the same brightness, thereby reducing the power consumption of the bulbs.

To sum up, the utility model has the following beneficial effects: (1) the lampshade can protect the hair bubbles set in the lampshade, on the one hand, it can prevent the decrease of the light transmittance of the hair bubbles due to scratches on the surface of the hair bubbles, and on the other hand In terms of waterproof protection, the hair bulb can be protected from water; (2) the hair bulb and the lampshade form a double-layer structure, which has a good heat insulation effect and can avoid the fluctuation of the ambient temperature caused by the direct conduction of the heat generated by the light-emitting diode to the surrounding environment.

Description of drawings

Figure 1 is an exploded view of the present utility model.

FIG. 2 is a schematic diagram of the overall structure of the present invention.

3 is a schematic structural diagram of Embodiment 1 of the present invention.

4 is a schematic structural diagram of Embodiment 2 of the present invention.

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

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

FIG. 7 is a schematic structural diagram of Embodiment 5 of the present invention.

In the picture: 1. Lamp holder, 2. Structural parts, 21, Big end, 22, Small end, 3. Hair bulb, 31, Main body, 32, Connector, 4, LED module, 5, Lampshade, 6, Drive power , 7, the installation column, 71, the base, 72, the connecting column.

Detailed ways

The following describes in detail the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein the same or similar reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present invention, but should not be construed as a limitation of the present invention.

In the description of the present invention, it should be understood that the terms "vertical", "horizontal", "upper", "lower", "front", "rear", "left", "right" and "vertical" , "horizontal", "top", "bottom", "inside", "outside" and other indicated orientations or positional relationships are based on the orientations or positional relationships shown in the accompanying drawings, only for the convenience of describing the present utility model and simplifying the description, Rather than indicating or implying that the indicated device or element must have a particular orientation, be constructed and operate in a particular orientation, it should not be construed as a limitation of the present invention.

As shown in FIG. 1 and FIG. 2 , a new type of LED light bulb includes a lamp cap 1 , one end of the lamp cap is connected with a structural member 2 , and the other end of the structural member is connected with an LED module 4 arranged in the hair bulb 3 . , the LED module is electrically connected to the lamp cap, the hair bulb is separately arranged in the lampshade 5, there is a gap between the hair bulb and the lampshade, and both the hair bulb and the lampshade are connected to the structure The structural member is a horn-shaped annular body, the structural member includes a large end 21 and a small end 22, and one end of the lamp holder is provided with a groove, and the LED driving power supply 6 is installed in the groove. The output wire of the LED driving power supply is electrically connected to the LED module through the small end; the connection positions of the hair bulb, the lampshade and the structural parts are all coated with vacuum sealant, and the lampshade and the hair bulb are all coated with vacuum sealant. The formed cavity is kept in a vacuum state; the structural member is made of transparent material, and the inner wall surface of the structural member is coated with an encapsulation resin layer containing phosphor powder; the structural member is made of a thermally conductive material, and the inner surface of the structural member is Coated with a black body radiation layer; the hair bubble includes a main body 31 and a connecting body 32, the connecting body can be connected with the inner wall of the small end, and the main body is located outside the large end; the LED module is LED light strip, the LED light strip is spiral; the LED module is an LED light strip, and the shape of the LED light strip is an arc shape consistent with the outline of the hair bulb; the LED module is an LED Light board.

As shown in Figures 1 and 2, one end of the lamp holder is provided with a groove, and an LED driving power supply is arranged in the groove; the structural member is in the shape of a horn, and the structural member includes a large end and a small end. The slot ends are connected; the small end face of the structural member is provided with a through hole, and the output wire of the LED driving power supply is connected to the LED module through the through hole. The LED module includes a mounting post and an LED light strip, and the LED light strip is in a spiral shape and is fixedly connected to the mounting post by a wire. The mounting column includes a base and a connecting column. The base is arranged inside the structural member and is connected with the output line of the driving power supply. Big endian part. The hair bubble includes a main body and a connecting body. The connecting body is arranged inside the structural member and is connected with the inner wall surface of the small end of the structural member. Specifically, the connection method can be realized by screwing. When the connection between the connector and the small end of the structural part is completed, apply vacuum sealant evenly on their connection positions. After the vacuum sealant is naturally air-dried, check the connection position of the connector and the structural part to ensure that the connection is not There are gaps. The body of the hair bulb is located outside the big end of the structural member, the LED module is located at the center of the hair bulb, and the LED light strip is also set outside the big end of the structural member. Lighting from LEDs. Connect the lampshade to the big end of the structural member. Specifically, the male and female threads can be used for fastening; first vacuum the cavity formed by the lampshade and the hair bulb, and then fasten the lampshade to the structural member. Apply vacuum sealant to the connection position between the lampshade and the big end of the structure. Preferably, the structural member can be made of transparent material, and the inner wall surface of the structural member is coated with encapsulation resin containing phosphor; The encapsulation resin of the phosphor powder excites the phosphor powder with the light emitted from the LED module, thereby generating fluorescence. On the one hand, the fluorescent light and the light emitted by the LED module are superimposed to form light with mixed wavelengths, and on the other hand, the fluorescent light can illuminate the space above the structural member without additional light-emitting diodes. Preferably, the structural member is made of thermally conductive material, and the inner surface of the structural member is coated with a black body radiation layer; since the heat generated by the light-emitting unit of the light-emitting diode bulb is mainly conductive heat, the structural member is selected from The thermally conductive material is coated with a black body radiation layer on the inner surface of the structural member. Because the black body radiation layer has both high thermal conductivity and high thermal emissivity, the black body radiation layer coated on the inner surface of the structural member can accelerate the removal of the waste heat generated by the light-emitting diode bulb by means of tip heat dissipation, which is beneficial to Improve the illuminance of light-emitting diode bulbs and improve their heat dissipation problems. A lampshade is arranged outside the hair bulb, and the end of the lampshade is connected to the big end of the structural member. In order to ensure the light transmittance of hair cells, acrylic is often used for traditional hair cells. Acrylic has good optical properties and hardly absorbs the full-band light of visible light. The light transmittance is comparable to that of optical glass, but the surface hardness of acrylic is low. It is easy to scratch and swells when it absorbs water. The LED module of a new type of LED bulb according to the utility model is arranged in a hair bulb, and the hair bulb can be made of acrylic material, the hair bulb is arranged in the lampshade, and the lampshade can be selected from polycarbonate (PC). be made of. The lampshade can protect the hair bubbles inside it, on the one hand, it can prevent the decrease of light transmittance caused by scratches on the surface of the hair bubbles, and on the other hand, it can protect the hair bubbles from water and prevent the hair bubbles from expanding due to water absorption. In order to ensure the working stability of traditional LED bulbs, a heat dissipation device is often installed on the hair bulb, and the heat generated by the light-emitting diode is directly conducted to the surrounding environment through the hair bulb. In a low-temperature environment that is extremely sensitive to temperature changes, the heat dissipation method of traditional LED bulbs that conduct heat directly to the surrounding environment through the hair bulb will cause the ambient temperature to fluctuate. affect the accuracy of the experimental results. The novel LED bulb of the utility model has a double-layer structure formed by the hair bulb and the lampshade, which has a good heat insulation effect, can greatly reduce the conduction of the heat generated by the light-emitting diode to the surrounding environment, and can be directly applied to the temperature change pole. in sensitive environments.

Example 1:

As shown in Figure 3, the LED module selects an LED light strip, which is in a spiral shape; the lampshade is a cut sphere, and its cutting surface is flat and the shape of the cutting surface is the same as the big end of the structure; The main body is a cut sphere of the same shape obtained by scaling the above-mentioned lampshade in proportion; the connecting body of the hair bulb is in the shape of a horn, and the small end of the connecting body can be connected with the inner wall surface of the small end of the structural member. solid. The helical LED light strip is arranged outside the large end of the structural member, and is fixedly connected to the connecting column of the installation column through a metal wire. Compared with the linear LED strips occupying the same vertical space, the length of the spiral LED strip is longer after stretching, and more light-emitting diodes can be arranged on the strip, so the light intensity is higher; There are dislocations between the adjacent light-emitting diodes on the LED light strip, the light distribution is relatively uniform, and there will be no obvious light spots in the lighting area.

The assembly operation of a novel LED bulb described in this embodiment is as follows:

(1) The LED light strip is processed into a spiral shape, and the LED light strip is fixedly connected to the connecting column of the installation column through the metal wire. During this process, ensure that the connecting column is located on the central axis of the spiral, and the current input end of the LED light strip is connected. It is electrically connected with the base of the installation column, and the current output end of the LED light strip is electrically connected with the end of the connection column;

(2) Install the driving power supply in the groove provided at one end of the lamp head, connect the input wire of the driving power supply with the electrodes in the lamp head, and pass the output wire of the driving power supply through the through hole set on the small end of the structural member. , and connected with the base of the mounting column;

(3) Fasten the connecting body of the hair bulb with the inner wall of the small end of the structural member. In this process, it is necessary to ensure that the LED light strip does not contact the inner wall of the hair bulb;

(4) Fasten connection between the lampshade and the inner wall of the big end of the structural member. In this process, it is necessary to ensure that there is a gap between the hair bulb and the lampshade.

Specifically, in this embodiment, the fastening connection method described in step (3) and step (4) adopts screw connection.

Embodiment 2:

As shown in FIG. 4 , the rest of the structure of this embodiment is basically the same as that of the first embodiment. The difference is that the LED light strip is in an arc shape consistent with the curvature of the wall surface of the hair bulb.

The assembly operation of a novel LED bulb described in this embodiment is as follows:

(1) The LED light strip is processed into an arc shape to ensure that the radian of each position of the LED light strip is consistent with the radian of the corresponding position on the wall of the hair bulb, and the LED light strip is fixedly connected to the connecting column of the installation column through a metal wire. The current input end of the LED light strip is electrically connected to the base of the mounting post, and the current output end of the LED light strip is electrically connected to the end of the connection post;

(2) Install the driving power supply in the groove provided at one end of the lamp head, connect the input wire of the driving power supply with the electrodes in the lamp head, and pass the output wire of the driving power supply through the through hole set on the small end of the structural member. , and connected with the base of the mounting column;

(3) Fasten the connecting body of the hair bulb with the inner wall of the small end of the structural member. In this process, it is necessary to ensure that the LED light strip does not contact the inner wall of the hair bulb;

(4) Fasten connection between the lampshade and the inner wall of the big end of the structural member. In this process, it is necessary to ensure that there is a gap between the hair bulb and the lampshade.

Specifically, in this embodiment, the fastening connection method described in step (3) and step (4) adopts screw connection.

Embodiment three:

As shown in FIG. 5 , the rest of the structure is the same as that of Embodiment 1 or Embodiment 2. The difference is that the shape of the body of the hair bulb is different from that of the lampshade. In this embodiment, the body section of the hair bulb is U-shaped. In addition, the LED light strip includes two left and right strips, both of which are long strips. One end of the two LED light strips is connected to the base, and the other end is close to but not abutting.

The assembling operation of the novel LED light bulb described in this embodiment is the same as that of the first or second embodiment.

Embodiment 4:

As shown in FIG. 6 , the rest of the structure of this embodiment is basically the same as that of the first embodiment. The difference is that the longitudinal section of the lampshade is U-shaped, and the body of the hair bulb is a columnar shape of the same shape obtained by scaling the above lampshade in proportion. body.

Embodiment 5:

As shown in FIG. 7 , the rest of the structure of this embodiment is basically the same as that of Embodiment 1, Embodiment 2 or Embodiment 3. The difference is that LED light panels are used for LED modules. Compared with traditional LED light strips, LED light The panels have wide-angle characteristics and low overlap of the illumination ranges of adjacent LEDs. The wide angle of the LED light board can improve the problem of uneven illumination of the bulb; the low overlap of the illumination range of adjacent LEDs can improve the light utilization rate of each LED. Compared with LED light strips, LED light panels use fewer light-emitting diodes to achieve the same brightness, thereby reducing the power consumption of the bulbs. The LED light panel in this embodiment may be one layer or multiple layers. When the LED light board has only one layer, it is electrically connected to the end of the mounting post; when the LED light board is multi-layered, the LED light board is electrically connected through the connecting post. In this process, only the mounting post needs to be ensured. There is only one LED light board connected to the end of the LED light board, and the gap between the multi-layer LED light boards can be adaptively adjusted according to the use environment.

Claims (9)

1. A novel LED light bulb, characterized by comprising a lamp cap (1), one end of the lamp cap is connected with a structural member (2), and the other end of the structural member is connected with an LED arranged in a hair bulb (3) Module (4), the LED module is electrically connected to the lamp cap, the hair bulb is arranged inside the lampshade (5), there is a gap between the hair bulb and the lampshade, the hair bulb and the lampshade The lamp shades are all connected with the structural members. 2. A new type of LED light bulb according to claim 1, characterized in that the structural member is a trumpet-shaped annular body, the structural member comprises a large end (21) and a small end (22), the lamp cap One end is provided with a groove, the groove is equipped with an LED driving power supply (6), and the output wire of the LED driving power supply is electrically connected to the LED module through the small end. 3. A new type of LED light bulb according to claim 1, characterized in that, the connecting positions of the hair bulb, the lampshade and the structural member are all coated with vacuum sealant, and the lampshade and the hair bulb are formed with a vacuum sealant. The cavity remains in a vacuum state. 4 . The new type of LED light bulb according to claim 1 , wherein the structural member is made of transparent material, and the inner wall surface of the structural member is coated with an encapsulation resin layer containing phosphors. 5 . 5 . The novel LED bulb according to claim 1 , wherein the structural member is made of thermally conductive material, and the inner surface of the structural member is coated with a black body radiation layer. 6 . 6. A new type of LED light bulb according to claim 2, characterized in that the hair bulb comprises a main body (31) and a connecting body (32), and the connecting body is connected with the inner wall surface of the small end, so that the The body is located outside the big end. 7 . The novel LED light bulb according to claim 1 , wherein the LED module is an LED light strip, and the LED light strip is spiral. 8 . 8. A new type of LED light bulb according to claim 1 or 2 or 3 or 4 or 5, wherein the LED module is an LED light strip, and the shape of the LED light strip is the same as that of the hair bulb. Arc with the same contour. 9. A new type of LED light bulb according to claim 1 or 2 or 3 or 4 or 5, wherein the LED module is an LED light board.

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