CN203810131U - A LED metal corn wick with high thermal conductivity tube - Google Patents

Abstract

The utility model provides a LED metal corn wick with a high heat conduction pipe, which comprises a metal wick bracket, a high heat conduction pipe and a metal radiating fin; the metal lamp wick support is a hollow cylindrical body, one end of the cylindrical body is provided with an opening, the other end of the cylindrical body is provided with a conical polyhedron, the circumferential side surface of the metal lamp wick support corresponding to the surface of the conical polyhedron is provided with a longitudinal installation groove, the longitudinal installation groove and the surface of the conical polyhedron are provided with circuit boards which are connected into a whole and are mutually communicated, and the circuit boards are provided with LED lamp beads; one end of the high heat conduction pipe is arranged in the metal wick support from the opening end of the metal wick support and is fixed through heat conduction pouring sealant, and the other end of the high heat conduction pipe is provided with a metal radiating fin which is sleeved with the array sleeve. Therefore, the lamp wick has the advantages of good heat dissipation effect, low light attenuation, stable performance, large light emitting angle, uniform illumination, no dark space in the lamp shade, long service life, labor saving, simple operation and suitability for mass production, and is widely applicable to the industry of LED lighting lamps.

Description

A LED metal corn wick with high thermal conductivity tube

【Technical field】

The utility model belongs to the technical field of LED energy-saving lamps, in particular to an LED metal corn wick with a high heat conduction tube.

【Background technique】

As we all know, ordinary energy-saving lamps are glass tubes, but their lifespan is short, and due to the existence of fluorescent powder or mercury vapor in the glass lamp tube, it will cause great pollution to the environment after being discarded (that is, mercury pollution, a lamp tube will burn After crushing, 0.5 square meters of land can not be cultivated for 50 years.).

At present, various LED energy-saving lamps have entered the lighting field, but the heat dissipation effect of the lamps directly affects the light decay and life of the LED lamps. Therefore, how to make an energy-saving lamp with good heat dissipation effect and low LED light decay has become an urgent technical problem to be solved.

【Content of utility model】

In order to solve the above-mentioned technical problems in the prior art, the utility model provides a lamp with good heat dissipation effect, low light decay, stable performance, large luminous angle, uniform illuminance, no dark area in the lampshade, and long service life. Labor saving, simple operation, LED metal corn wick with high heat conduction tube suitable for mass production.

The technical solution adopted by the utility model to solve the problems of the prior art is:

A kind of LED metal corn wick with high heat conduction pipe, including metal wick support, high heat conduction pipe and metal heat sink; The metal wick support is hollow and one end is an opening and the other end is a cylindrical body of a tapered polyhedron, the metal wick The bracket is provided with a longitudinal installation groove corresponding to the circumferential side of the surface of the tapered polyhedron, and the surface of the longitudinal installation groove and the tapered polyhedron is provided with a circuit board connected as one and connected to each other, and the circuit board is provided with an LED Lamp beads; one end of the high thermal conductivity tube is set in the metal wick bracket from the open end of the metal wick bracket, and is fixed by heat-conducting potting glue, and the other end is provided with an array of metal heat sinks sleeved on it.

Further, the high thermal conductivity pipe is a metal pipe with a closed cavity inside, and the closed cavity is provided with cooling liquid.

Further, the high thermal conductivity pipe is a metal rod.

Further, one end of the high heat-conducting tube disposed in the metal wick holder is provided with a metal fixing liner, and the shape and size of the fixing liner are adapted to the hollow cavity of the metal wick supporter.

Further, the hollow cavity and the fixing liner of the metal wick holder are both regular hexagons.

Further, the metal wick support is composed of a hollow columnar support with openings at both ends and a top cover, the top cover is a conical polyhedron, forming multiple surfaces, and matchingly covers one end of the sealed columnar support; The circumferential surface of the columnar support is provided with the longitudinal installation grooves distributed in an annular array.

Further, the heat dissipation fins are sleeved on the high heat conduction pipes at equal intervals, and curling holes are provided on them.

Further, the circuit board is a flexible circuit board, the back of which is pasted with a thermally conductive adhesive layer, and is flexibly mounted on the longitudinal installation groove and the surface of the tapered polyhedron.

Further, a heat dissipation rib is provided between two adjacent longitudinal installation grooves on the peripheral surface of the metal wick support.

The beneficial effects of the utility model are as follows:

Through the above technical scheme, the utility model can have good heat dissipation effect, low light decay, stable performance, large luminous angle, uniform illumination, and there is no dark area in the lampshade, long life, labor saving, simple operation, suitable for scale The advantages of production are widely used in the LED lighting industry.

In addition, the heat sinks 3 with curling holes arranged at equal intervals and the metal wick bracket with heat dissipation ribs further improve the heat dissipation performance of the wick, with better heat dissipation effect, lower light decay, more stable performance and longer service life. longer.

【Description of drawings】

Fig. 1 is a schematic diagram of an explosion structure of an embodiment of an LED metal corn wick with a high heat conduction tube according to the present invention.

【Detailed ways】

In order to make the purpose, technical solution and advantages of the utility model clearer, the utility model will be further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model, and are not intended to limit the utility model.

As shown in Figure 1:

An LED metal corn wick with a high heat conduction tube described in the embodiment of the present invention includes a metal wick support 1, a high heat conduction tube 2 and a metal heat sink 3; the metal wick support 1 is hollow and has an opening at one end The other end is a cylindrical body of a conical polyhedron, and the circumferential side of the metal wick support 1 corresponding to the surface 14 of the conical polyhedron is provided with a longitudinal mounting groove 13, and the longitudinal mounting groove 13 and the surface 14 of the conical polyhedron are provided with a connection A circuit board 4 that is integrated and connected to each other. The circuit board 4 is provided with LED lamp beads 41; one end of the high heat-conducting tube 2 is set in the metal wick support 1 from the open end of the metal wick support 1, and through the heat conduction The potting glue is fixed, and the other end is provided with an array of metal heat sinks 3 sleeved thereon.

Wherein, the metal wick support 1 can be composed of a hollow columnar support 11 with openings at both ends and a top cover 12, the top cover 12 is a conical polyhedron, forming a plurality of surfaces 14, and matchingly covers the sealing columnar support 11; the peripheral surface of the columnar support 11 is provided with the longitudinal installation grooves 13 distributed in an annular array. The high heat-conducting pipe 2 can be a metal pipe (such as a pure copper pipe), which is provided with a closed cavity inside, and the closed cavity is provided with a cooling liquid (not shown in the figure), which is located on the metal wick support 1 is provided with a metal fixed lining 21, the shape and size of the fixed lining 21 is suitable for the hollow cavity of the metal wick support 1, as shown in the figure, the hollow cavity of the metal wick support 1 and the fixed Lining 21 is regular hexagon. The circuit board 4 is a flexible circuit board with a thermally conductive adhesive layer pasted on its back, and is flexibly mounted on the longitudinal installation groove 13 and the surface 14 of the tapered polyhedron.

The LED metal corn wick described in the utility model has the following characteristics:

1. The top of the wick is designed as a conical polyhedron (conical polygonal truncated), and the conical polyhedron and the LED lamp beads 41 on the circumferential side maximize the luminous angle and uniform illumination around, effectively avoiding colored ( For example, the dark area defects produced by the semi-transparent lampshade of milky white lampshade;

2. The high heat conduction tube 2 is inserted into the wick (metal wick support 1), and heat conduction potting glue is injected inside the wick, which not only strengthens the fixing strength of the high heat conduction tube 2 in the wick, but also effectively strengthens the entire LED lamp bead 41 The heat conduction efficiency of the heat to the high heat pipe 2;

3. The high heat conduction tube 2 adopts a cooling liquid packaged inside, which effectively conducts the heat emitted by the LED lamp bead 41 on the wick to the metal heat sink 3, with better heat dissipation effect, low light decay and long service life;

In summary, the LED metal corn wick with high heat conduction tube described in the utility model has good heat dissipation effect, low light decay, stable performance, large luminous angle, uniform illuminance, and there is no dark area in the lampshade, and the service life is long. Long, labor-saving, simple operation, and suitable for mass production, it is widely used in the LED lighting industry.

Certainly, the high heat conduction pipe 2 may also be a metal rod (such as a pure copper rod).

As a preferred solution of the present utility model, the heat dissipation fins 3 are sleeved on the high heat conduction pipe 2 at equal intervals, and curling holes 31 are provided on it, which is conducive to heat circulation, further improves the heat dissipation performance of the wick, and improves the heat dissipation effect. Better, lower light attenuation, more stable performance, longer service life.

As another preferred solution of the present invention, a heat dissipation rib 15 is provided between two adjacent longitudinal installation grooves 13 on the peripheral surface of the metal wick support 1 (ie, the columnar support 11 ). In this way, the contact area between the metal wick support 1 and the air is greatly increased, and the heat dissipation performance is further enhanced, so that the heat dissipation effect is better.

The above content is a further detailed description of the utility model in combination with specific preferred technical solutions, and it cannot be determined that the specific implementation of the utility model is only limited to these descriptions. For a person of ordinary skill in the technical field to which the utility model belongs, without departing from the concept of the utility model, some simple deduction or substitutions can also be made, which should be regarded as belonging to the protection scope of the utility model.

Claims (9)

1. An LED metal corn wick with a high heat conduction tube, characterized in that it includes a metal wick support (1), a high heat conduction tube (2) and a metal heat sink (3); the metal wick support (1) is Hollow columnar body with one end open and the other end tapered polyhedron, the metal wick support (1) is provided with a longitudinal installation groove (13) corresponding to the circumferential side of the tapered polyhedron surface (14), the longitudinal installation The groove (13) and the surface (14) of the tapered polyhedron are provided with a circuit board (4) that is connected as a whole and conducts with each other, and the circuit board (4) is provided with LED lamp beads (41); the high thermal conductivity tube One end of (2) is set in the metal wick support (1) from the open end of the metal wick support (1), and fixed by heat-conducting potting glue, and the other end is provided with an array of metal heat sinks (3) . 2. The LED metal corn wick with high thermal conductivity tube according to claim 1, characterized in that: the high thermal conductivity tube (2) is a metal tube with a closed cavity inside, and the closed cavity With coolant. 3. The LED metal corn wick with high thermal conductivity tube according to claim 1, characterized in that: the high thermal conductivity tube (2) is a metal rod. 4. The LED metal corn wick with high thermal conductivity tube according to claim 2, characterized in that: the high thermal conductivity tube (2) is provided with a metal fixed lining ( 21), the shape and size of the fixing liner (21) is adapted to the hollow cavity of the metal wick support (1). 5. The LED metal corn wick with high heat conduction tube according to claim 4, characterized in that: the hollow cavity and the fixing lining (21) of the metal wick support (1) are both regular hexagons. 6. The LED metal corn wick with high heat conduction tube according to any one of claims 1 to 5, characterized in that: the metal wick support (1) consists of a hollow columnar support (11) with two ends open and a top cover (12), the top cover (12) is a conical polyhedron, forming a plurality of said surfaces (14), and matchingly covers one end of the sealing columnar bracket (11); the circumference of the columnar bracket (11) The side surface is provided with said longitudinal installation grooves (13) distributed in an annular array. 7. The LED metal corn wick with high heat conduction pipe according to any one of claims 1 to 5, characterized in that: the heat sinks (3) are sleeved on the high heat conduction pipe (2) at equal intervals, and A curling hole (31) is provided on it. 8. The LED metal corn wick with high heat conduction tube according to any one of claims 1 to 5, characterized in that: the circuit board (4) is a flexible circuit board with a thermally conductive adhesive layer pasted on its back, and can be The flex-cover is mounted on the longitudinal mounting groove (13) and the face (14) of the tapered polyhedron. 9. The LED metal corn wick with high heat conduction pipe according to any one of claims 1 to 5, characterized in that: two longitudinal installation grooves (13) adjacent to the peripheral surface of the metal wick support (1) ) are provided with heat dissipation ribs (15).