CN103867916A - Structure of LED lamps - Google Patents

Abstract

An LED lamp structure mainly combines a light source mechanism and a heat dissipation base to form a main body, wherein the heat dissipation base is further provided with a base, a reed in the base is electrically connected with a lamp cap structure to transmit a working power supply, and a driving unit is accommodated in the inner space of the heat dissipation base or arranged in a light source module; by means of the structure, the complexity of the design structure of the lamp can be greatly reduced, the heat dissipation base is of an inorganic electric structure, so that the heat dissipation base can be used for a long time and is not easy to damage or need not to be replaced, and most raw materials can be saved only by replacing the light source module when the heat dissipation base is damaged; the heat dissipation base can be designed into various types of lamps, and has the functions of beauty and heat dissipation; meanwhile, the user can quickly replace different light source mechanisms according to the requirement of light sensation illumination so as to meet the requirement of different light source illumination.

Description

Structure of LED lamps

technical field

The invention relates to a structure of a lamp, in particular to a structure of an LED lamp using an LED as a light source.

Background technique

Light-emitting diodes (LEDs) have the characteristics of power saving, environmental protection, and high efficiency. They are widely used in traffic signals, consumer electronics, automobiles, and various lamps. Lamps made of LEDs have gradually replaced general traditional lighting fixtures, and LEDs have the advantages of energy saving, power saving, high efficiency, fast response time, long life cycle, mercury-free and environmental protection, which can save a lot of lighting fixtures. electricity.

However, regardless of the type of LED chip, its service life and reliability are mainly affected by temperature. After a long period of use, lamps that use LED as the light source are prone to overheating due to the working temperature of the LED. If the heat energy cannot be exported at this time , the temperature of the LED interface will be too high, which will affect the luminous efficiency, stability and service life. The higher the temperature, the shorter the service life. However, the LED lamps that are more prone to failure are often limited to the LED module of the light source.

In order to improve the problem of heat energy, the industry usually installs heat dissipation modules on LED lamps, such as heat dissipation fins or heat pipes, to improve the heat dissipation performance of LED lamps, but the installation of heat dissipation modules will greatly increase the number of LED lamps. The complexity of the structure increases the production cost and the difficulty of assembly, especially when the lamp fails, the disassembly and maintenance are complicated and troublesome, resulting in a large consumption of labor costs. Therefore, based on the current structure of LED lamps, how to overcome the existing common problems is for A technical topic with urgent thinking value.

Contents of the invention

The purpose of the present invention is to provide a LED lamp structure, which can greatly simplify the structure of the LED lamp, and actually realize the possibility of simplifying production, reducing costs and quickly maintaining.

For reaching above-mentioned purpose, solution of the present invention is:

An LED lamp structure, the LED lamp structure includes:

A cooling base, the cooling base further includes:

A heat dissipation fin used to dissipate the heat energy generated when the LED lamp structure is in operation;

A base for receiving and transmitting a working power supply, the base is joined with the cooling fins to form an integral body;

A light source module is connected with the base and receives a working power to generate light.

The heat dissipation fins further have an accommodating space, and the accommodating space is further provided with a driving circuit, the driving circuit is arranged in the accommodating space, and the driving circuit is used to receive an AC power and convert it into the working power to provide Give the LED lamp structure work.

The light source module further includes:

a connection portion, the connection portion is further provided with at least one metal piece to engage with the base and form an electrical connection;

a light source board, the light source board is fixed on the connection part, and is electrically connected with the connection part to receive the working power;

A shroud, the shroud is further provided with at least one buckle fitting to fit the connection part, and wraps the light source board to form an integral body.

The heat dissipation base can be clipped on a fixing ring.

The fixing ring is further provided with at least one set of elastic fasteners.

The base further includes at least one connection hole, and the connection hole is used for engaging with the metal part to fix the light source module.

A reed is further arranged in the connection hole, and the reed is used to engage with the metal piece to form an electrical connection.

The light source board is further provided with at least one set of LED arrays, and the LED arrays are further electrically connected to the metal part through at least one set of connecting wires.

The connecting portion is further provided with at least one buckle groove for correspondingly fitting the buckle piece.

The base is further fixed on the cooling fins with a plurality of fixing screws.

After adopting the above structure, the present invention separates the heat dissipation base from the lamp cap structure to make the structure independent, simplifies the components of the light source module, and reduces the complexity of the production process through a simple structure combination, thereby reducing the manufacturing cost of LED lamps .

The present invention uses the independent design of the heat dissipation base and the lamp head structure to separate the driving circuit and the light source board. Since the heat dissipation base is not easy to damage and does not need to be replaced repeatedly, the cost of materials can be reduced, and the replacement of the light source module is easy. It can avoid the embarrassment when repairing and dismantling LED lamps, thereby greatly reducing the steps and time required for repairing, replacing and updating. In this way, the user can replace the light source modules of various specifications according to the needs, and then quickly complete the replacement and maintenance combination of the light source of the lamp, greatly reduce the complexity of the design structure, and simplify the production and maintenance process. 

Description of drawings

Fig. 1 is a three-dimensional schematic diagram of the structure of the LED lamp of the present invention;

Fig. 2A is the schematic diagram (1) of the decomposition of the structure of the LED lamp of the present invention;

Fig. 2B is an exploded schematic diagram (2) of the structure of the LED lamp of the present invention;

3 is a schematic diagram of the assembly of the lamp head structure and the heat dissipation base of the LED lamp structure of the present invention;

Fig. 4 is a schematic diagram of the assembly of the lamp head structure and the base of the LED lamp structure of the present invention;

Fig. 5A is the assembly action (1) diagram of the lamp head structure and the heat dissipation base of the LED lamp structure of the present invention;

FIG. 5B is an assembly action (2) diagram of the lamp head structure and the heat dissipation base of the LED lamp structure of the present invention.

[Description of main component symbols]

10 Light source module 11 Light source board

111 LED array 112 Notch

113 Plug 12 Connection part

121 metal parts 122 buckle slot

123 Conductive sheet 124 Connecting wire

125 metal insert 13 shield

131 Buckle piece 20 Heat dissipation base

21 Base 211 Connection hole

212 Fixing hole 213 Fixing screw

214 reeds 22 cooling fins

23 driving circuit 30 fixing ring

31 Fastener seat 40 Elastic fastener.

Detailed ways

In order to further explain the technical solution of the present invention, the present invention will be described in detail below through specific examples.

First, please refer to FIG. 1 , which is a three-dimensional schematic diagram of the structure of the LED lamp of the present invention; the structure of the LED lamp disclosed in the present invention can be applied to the lighting of various situational spaces, and includes a light source module 10 and a heat dissipation base 20 to form a lamp. The main body of the structure is equipped with a fixing ring 30 and an elastic fastener 40 to assist the installation of the lamp. The structure shown in the figure is a downlight type structure. The LED lamp structure can be embedded and installed in the preset hole on the wall, and fixed The ring 30 can just be accommodated in the preset hole on the wall, so that its appearance is integrated with the wall, and the elastic fastener 40 has two opposite free ends and can be bent upwards, so the fixed ring 30 and the elastic fastener 40 can be used To clamp the wall or board, so as to fix the LED lamp on the wall or board.

Next, the detailed structure of the LED lamp of the present invention will be introduced in detail. Please continue to refer to FIG. 2A , which is an exploded diagram (1) of the structure of the LED lamp of the present invention.

It can be seen from the figure that in addition to the fixing ring 30 and the elastic fastener 40 used for installation and fixing, the light source module 10 can include a light source board 11, a connecting portion 12 and a shield 13, and besides the aforementioned components, it can also be provided with a drive Power supply; at least one group of LED arrays 111 are arranged on the light source board 11, the LED arrays 111 are responsible for generating light sources, and can be produced by COB (Chip On Board) or SMT (Surface Mount Technology) and other processes, the periphery of the light source board 11 At least one notch 112 is provided, which can be used for assembling the connection part 12; the connection part 12 is a ring-shaped structure with a hollow part, and the hollow part is just for the LED array 111 to be exposed without blocking the radiation of the light source. The top of the connection part 12 is provided with at least one metal piece 121 to engage with the base 21 and form an electrical connection, and the periphery is provided with at least one buckle groove 122, which can be used for assembling the shield 13; the shield 13 is optional It is made of a light-transmitting material (such as glass material, light-transmitting or matte plastic material, etc.), so that it is light-transmitting and has a protective effect on the LED array 111. The shield 13 is designed with a buckle 131, which can be buckled in the buckle groove 122 of the connecting part 12 and cover the light source board 11. The complete light source module 10 can be formed by combining the aforementioned three components. circuit.

The heat dissipation base 20 includes a base 21, heat dissipation fins 22, and a drive circuit 23. The heat dissipation fins 22 are used to dissipate the heat energy generated when the LED lamp structure is in operation, and the center of the heat dissipation fins 22 has an accommodating space. , can accommodate the driving circuit 23, and the driving circuit 23 is used to receive alternating current (AC) and convert it into working power (DC) to provide the light source board 11 with work; the base 21 is provided with a fixing hole 212, which can make the base 21 can be fixed on the cooling fins 22, and the base 21 is additionally provided with a connection hole 211 to join the metal piece 121 on the connection part 12 to form an electrical connection; Directly on the light source module through the packaging technology process, the light source module has the function of a driving circuit, and can directly receive alternating current (AC) as a working power supply.

From FIG. 2B , it can be seen that a fastener seat 31 is provided on the other side of the fixing ring 30 for locking the elastic fastener 40 on the fixing ring 30; and the corresponding position in the connection hole 211 of the base 21, A reed 214 is provided to clamp the metal piece 121 to ensure that the light source module 10 can be firmly combined on the heat dissipation base 20 and maintain good electrical conductivity. As for the base 21 and the heat dissipation fins 22, screws 213 can be fixed Pass through the fixing hole 212 to connect and fix; the lower edge of the metal piece 121 of the connecting part 12 can be connected to the connecting wire 124 to be electrically connected to the light source board 11, so as to transmit the working power to the LED array 111. One end of the connecting wire 124 in the figure is replaced The conductive piece 123 is provided to connect the metal part 121, which can further ensure the electrical continuity in the structure, and the metal part 121 can be fixed on the connection part 12 through the metal insert 125, and the light source board 11 can pass through the plug 113 to be fixed on the connecting portion 12 so that it is not easy to loosen and cause failure. For the aforementioned structure, please refer to FIG. 2B , which is an exploded schematic diagram (2) of the structure of the LED lamp of the present invention.

Next, please continue to refer to FIG. 3, which is a schematic diagram of the assembly of the light source structure and the heat dissipation base of the present invention; first, the light source module 10 must complete the assembly of the light source board 11, the connecting part 12 and the shield 13, and set the heat conducting material (not shown in the figure). Shown), this heat conduction material can include heat conduction glue and release film, after tearing the release film, it can conduct heat and conduct electricity; and heat dissipation base 20 must first complete the assembly of base 21 and heat dissipation fins 22, and heat dissipation base The base 20 can be provided with a drive circuit 23 components, and finally the two are combined to form the main body of the LED lamp structure of the present invention. It can be seen from the figure that the heat dissipation base 20 can be clamped on the fixing ring 30, so as to It is beneficial to the subsequent use and installation of LED lamps, and the driving circuit 23 can transmit the working power to the base 21 through connecting wires and other devices (figure omitted), and the position of the metal part 121 on the connecting part 12 can correspond to the connecting hole 211. The light source module 10 can be smoothly installed on the base 21 .

The reed 214 in the base 21 can be made of a flexible and elastic conductive material (such as copper or other metals, etc.), and the reed 214 can be positioned at the corresponding position of the connecting hole 211 through the fixing piece. The fixed form is not limited; the metal piece 121 of the connecting part 12 can be fitted in the connecting hole 211 through a special shape design, and the form of the fitting is not limited; the aforementioned structure please refer to FIG. Schematic diagram of the lamp head structure and base assembly of the LED lamp structure.

Finally, a simple embodiment of the lamp base structure and the base of the LED lamp structure of the present invention is illustrated for illustration. Please refer to FIG.

For example, the connecting hole 211 of the base 21 is designed as a slide rail with an opening larger than the tail end, and the top of the metal piece 121 of the connecting part 12 is designed to be larger than the tail end of the connecting hole 211, so that when the top of the metal piece 121 passes through the connecting hole 211 At the same time, it can be moved to the tail end of the connecting hole 211 along the slide rail, so because the top of the metal piece 121 is larger than the tail end of the connecting hole 211, it can just form a top effect, so that the lamp cap structure can be firmly combined in the connecting hole 211 inside, and the working power is transmitted from the reed 214 to the metal part 121, and the state after rotation and fixation can refer to Figure 5B, which is the assembly action (2) diagram of the lamp head structure and the heat dissipation base of the LED lamp structure of the present invention; except In addition to the above-mentioned assembling method, it is not limited to the above-mentioned embodiment without violating the spirit of the same invention. For example, the assembling method can be plugged into a USB interface, or magnetic adsorption can be applied to the structure of the present invention.

Therefore, according to the LED lamp structure disclosed in the present invention, a new separately designed lamp structure is proposed. The design and circuit layout of the LED lamp structure can be easily assembled without complicated and complicated assembly methods; and the LED lamp of the present invention After the installation of the lamp structure is completed, through the separation design of the heat dissipation base and the lamp head structure, when the light source has light decay, burnt out or other failures in the future, it is only necessary to rotate and disassemble the lamp head structure to achieve maintenance. In the existing technology, the heat dissipation base or the whole lamp needs to be disassembled; at the same time, the LED lamp structure of the present invention implements a separate design for the drive circuit and the light source board. When a fault occurs, the fault location can be easily determined, greatly reducing maintenance and Replace the steps and time required for the update.

Although the present invention is disclosed above with the aforementioned preferred embodiments, it is not intended to limit the present invention. For example, the structure of the lamp head can be changed to other types, so that the structure of the LED lamp of the present invention can be changed into a downlight, a downlight or a street light. and other types; and the connection types of the components of the LED lamp structure of the present invention are not limited to the embodiments without violating the spirit of the same invention, and some changes can be made without departing from the spirit and scope of the present invention. Therefore, the scope of protection of the present invention should be defined by the scope of the appended patent application.

Claims (10)

1. a LED fitting structure, is characterized in that, this LED fitting structure includes:

One cooling base, this cooling base more includes:

The radiating fin of one heat energy producing during in order to the work of this LED fitting structure of loss;

One in order to receive and to transmit the base of a working power, and this base engages to become one with this radiating fin;

One light source module, this light source module is connected with this base, and receives a working power to produce light source.

2. LED fitting structure as claimed in claim 1, it is characterized in that: this radiating fin has more an accommodation space, this accommodation space is more provided with one drive circuit, this drive circuit is arranged in this accommodation space, and this drive circuit is converted to this working power after an alternating electromotive force this LED fitting structure work of giving is provided in order to receive.

3. LED fitting structure as claimed in claim 1, is characterized in that: this light source module more includes:

A junction, this connecting portion is more provided with at least one metalwork and engages and form electric connection with this base;

One light source board, this light source board is fixed on this connecting portion, and is electrically connected to receive this working power with this connecting portion;

One guard shield, this guard shield is more provided with at least one fastener and this connecting portion tabling, and coated this light source board is to become one.

4. LED fitting structure as claimed in claim 1, is characterized in that: this cooling base more can be fastened on a retainer ring.

5. LED fitting structure as claimed in claim 4, is characterized in that: on this retainer ring, be more provided with at least one group of spring secures rail to sleeper.

6. the LED fitting structure as described in claim 1 or 3, is characterized in that: this base more comprises at least one connecting hole, and this connecting hole is in order to engage with fixed light source module with this metalwork.

7. LED fitting structure as claimed in claim 6, is characterized in that: in this connecting hole, be more provided with a reed, this reed is in order to engage to form electric connection with this metalwork.

8. LED fitting structure as claimed in claim 3, is characterized in that: on this light source board, be more provided with at least one group of LED array, this LED array more sees through at least one group of connecting line and this metalwork and forms electric connection.

9. LED fitting structure as claimed in claim 3, is characterized in that: this connecting portion is more provided with at least one buckle slot and carrys out corresponding chimeric this fastener.

10. LED fitting structure as claimed in claim 1, is characterized in that: this base is more locked on this radiating fin with multiple fixed screws.

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