CN206191431U - LED ceiling fitting convenient to heat dissipation - Google Patents

Abstract

The utility model discloses an LED ceiling lamp which is convenient for heat dissipation, which comprises a lamp holder, an installation cavity is arranged inside the lamp holder, an installation base is fixedly installed at the inner center of the installation cavity, and The surface is fixedly installed with mounting threaded columns, the upper surface of the mounting seat is provided with ventilation holes, and the upper surface of the mounting seat is adhered with a heat conduction plate through heat conduction silica gel, and an exchange cavity is provided inside the heat conduction plate, and the heat conduction plate An air outlet pipe is fixedly installed on the upper surface of the upper surface, and the air outlet pipe is fixedly installed inside the upper connection port, and the upper connection port is fixedly arranged at the lower end of the inner surface of the installation cavity, and an air inlet pipe is fixedly installed on the outer surface of the heat conducting plate, The air intake pipe is fixedly installed inside the lower connection port, and the lower air intake port is fixedly arranged on the lower surface of the lamp holder. The heat-dissipating LED ceiling lamp is combined with a heat conduction plate made of copper and a sealed installation cavity, which greatly improves the use effect and service life of the ceiling lamp.

Description

An LED Ceiling Lamp Convenient for Heat Dissipation

technical field

The utility model relates to the technical field of ceiling lamps, in particular to an LED ceiling lamp which is convenient for heat dissipation.

Background technique

Light-emitting diodes, referred to as LEDs for short, are made of compounds containing gallium, arsenic, phosphorus, nitrogen, etc. When electrons and holes recombine, they can radiate visible light, so they can be used to make light-emitting diodes and serve as indicator lights in circuits and instruments , or form a text or digital display, gallium arsenide diodes emit red light, gallium phosphide diodes emit green light, silicon carbide diodes emit yellow light, and gallium nitride diodes emit blue light. Due to chemical properties, they are divided into organic light-emitting diodes and inorganic light-emitting diodes. Among them, the most widely used is LED ceiling lamps. LED ceiling lamps have the characteristics of energy saving and long life, and avoid the trouble of often needing to replace bulbs. They are favored by more and more users, but in order to prevent insects and dust from entering the interior To affect the lighting effect, a certain sealing performance is required, so the heat dissipation effect is deteriorated and the service life is greatly reduced, which will cause certain troubles to daily life.

Contents of the invention

The purpose of this utility model is to provide an LED ceiling lamp which is convenient for heat dissipation, so as to solve the problems raised in the above-mentioned background technology.

In order to achieve the above purpose, the utility model provides the following technical solutions: an LED ceiling lamp for heat dissipation, including a lamp holder, a fixing block is provided on the upper surface of the lamp holder, and a screw is installed on the upper surface of the fixing block The interior of the lamp holder is provided with an installation cavity, the lower end of the inner surface of the installation cavity is provided with a connecting thread, the inner thread of the connecting thread is connected with a lampshade, and the inner center of the installation cavity is fixedly installed with a mounting seat , the lower surface of the mounting seat is provided with a mounting threaded column, the lower surface of the mounting threaded column is fixedly installed with a fixed positive contact piece, and the outer side of the lower surface of the mounting seat is fixedly installed with a fixed negative electrode contact piece, and the mounting thread The outer surface of the column is threaded with a movable seat through the mounting threaded hole, and the inner bottom surface of the mounting threaded hole is fixedly installed with a movable positive electrode contact piece, and the movable positive electrode contact piece is movably connected to the fixed positive electrode contact piece, and the movable seat A movable negative contact piece is fixedly installed on the outside of the upper surface, and the movable negative contact piece is movably connected to the fixed negative contact piece, and a lamp bead is fixedly installed on the lower surface of the movable seat, and the lamp bead is connected to the movable positive contact piece through a circuit and a movable negative electrode contact piece, a positive electrode wire and a negative electrode wire are fixedly installed at the center of the upper surface of the lamp holder, the negative electrode wire is connected to the fixed negative electrode contact piece through a circuit, and the positive electrode wire is connected to the fixed positive electrode contact piece through a circuit, The upper surface of the mounting seat is provided with ventilation holes, and the upper surface of the mounting seat is adhered with a heat conduction plate through thermal silica gel, and an exchange cavity is arranged inside the heat conduction plate, and an air outlet pipe is fixedly installed on the upper surface of the heat conduction plate , the outlet pipe is fixedly installed inside the upper connection port, the upper connection port is fixedly arranged at the lower end of the inner surface of the installation cavity, the outer surface of the heat conduction plate is fixedly installed with an air inlet pipe, and the air inlet pipe is fixedly installed at the lower end Inside the connecting port, the lower connecting port is fixedly arranged on the lower surface of the lamp holder.

Preferably, there are at least two fixing blocks and they are equiangularly distributed.

Preferably, the heat conduction plate, the air outlet pipe and the air inlet pipe are all made of copper.

Preferably, there are at least four outlet pipes and air inlet pipes, which are equally distributed at equal angles.

Preferably, both the upper connection port and the lower connection port are sealed.

Compared with the prior art, the beneficial effect of the utility model is: an LED ceiling lamp that is easy to dissipate heat, the structural form of the combination of the heat conduction plate made of copper and the sealed installation cavity can not only use the external air to heat Transmission, effective heat dissipation, and can also avoid air ingress, prevent dust from accumulating inside, and also add a movable connection seat, which can facilitate the installation and removal of lamp beads, greatly improving the use effect and service life of the ceiling lamp.

Description of drawings

Below in conjunction with accompanying drawing and embodiment the utility model is further described.

Fig. 1 is a schematic diagram of the overall structure of an LED ceiling lamp convenient for heat dissipation described in the utility model;

Fig. 2 is a cross-sectional view of A-A of an LED ceiling lamp convenient for heat dissipation described in the utility model.

The marks in the accompanying drawings are described as follows: 1. lamp holder, 11. installation cavity, 12. connecting thread, 13. upper connection port, 14. lower connection port, 15. fixing block, 16. screw mounting hole, 2. mounting seat . 31. Exchange cavity, 32. Air outlet pipe, 33. Air intake pipe, 4. Movable seat, 41. Mounting threaded hole, 42. Movable positive contact piece, 43. Movable negative contact piece, 44. Lamp bead.

detailed description

Now in conjunction with accompanying drawing, the utility model is described in further detail. These drawings are all simplified schematic diagrams, and only schematically illustrate the basic structure of the utility model, so they only show the configurations related to the utility model.

Please refer to Figure 1-2, the utility model provides a technical solution: an LED ceiling lamp for heat dissipation, including a lamp holder 1, the upper surface of the lamp holder 1 is provided with a fixing block 15, and there are at least two fixing blocks 15 And equiangular uniform distribution, on the one hand can be fixed relatively firm, the other side can also ensure the balance of the lamp holder 1, the light irradiation effect is better, the upper surface of the fixing block 15 is provided with screw mounting holes 16, the lamp holder 1 There is an installation chamber 11 inside, and the lower end of the inner surface of the installation chamber 11 is provided with a connecting thread 12, and the inner thread of the connecting thread 12 is connected with a lampshade 27, and the inner center of the installation chamber 11 is fixedly installed with a mounting seat 2, and the bottom of the mounting seat 2 The surface is provided with a mounting thread column 22, the lower surface of the mounting thread column 22 is fixedly installed with a fixed positive electrode contact piece 23, and the outside of the lower surface of the mounting base 2 is fixedly installed with a fixed negative electrode contact piece 24, and the outer surface of the mounting thread column 22 passes through the mounting thread. The hole 41 is threadedly connected with a movable seat 4, and the inner bottom surface of the mounting threaded hole 41 is fixedly equipped with a movable positive electrode contact piece 42, which is movably connected to the fixed positive electrode contact piece 23, and the outer surface of the movable seat 4 is fixedly installed with a movable positive electrode contact piece 42. Negative pole contact piece 43, the movable negative pole contact piece 43 is movably connected to the fixed negative pole contact piece 24, and the lower surface of the movable seat 4 is fixedly installed with a lamp bead 44, and the lamp bead 44 is connected to the movable positive pole contact piece 42 and the movable negative pole contact piece 43 through a circuit A positive wire 25 and a negative wire 26 are fixedly installed at the center of the upper surface of the lamp holder 1, the negative wire 26 is connected to the fixed negative contact 24 through a circuit, and the positive wire 25 is connected to the fixed positive contact 23 through a circuit, that is, the movable negative contact When the sheet 43 and the fixed negative contact piece 24 are in contact with the movable positive contact piece 42 and the fixed positive contact piece 23, the lamp bead 44 is turned on and energized, and the upper surface of the mounting base 2 is provided with a ventilation hole 21, and the upper surface of the mounting base 2 passes through The heat conduction silica gel 28 is adhered with a heat conduction plate 3, the heat conduction plate 3, the air outlet pipe 32 and the intake pipe 33 are all made of copper. An exchange cavity 31 is provided, and an air outlet pipe 32 is fixedly installed on the upper surface of the heat conduction plate 3. The air outlet pipe 32 is fixedly installed inside the upper connection port 13, and the upper connection port 13 is fixedly arranged at the lower end of the inner surface of the installation chamber 11. The heat conduction plate 3 There are at least four air outlet pipes 32 and air inlet pipes 33 that are uniformly distributed at equal angles, so that the contact area can be indirectly increased, and the heat exchange effect is better, which is conducive to heat dissipation. The air inlet pipe 33 Fixedly installed inside the lower connection port 14, both the upper connection port 13 and the lower connection port 14 are in a sealed state, which can prevent dust from entering and will not affect heat exchange. The lower connection port 14 is fixed under the lamp holder 1 surface.

When the utility model is actually implemented: the lamp holder 1 is fixed on the ceiling through the screw mounting hole 16 during installation, then the positive wire 25 and the negative wire 26 are connected in series with the switch and the indoor electricity, and then the movable seat 4 is screwed to the mounting thread The outer surface of the column 22, so that the fixed positive contact 23 can be in contact with the movable positive contact 42, and at the same time the fixed negative contact 24 is also connected to the movable negative contact 43, so that the lamp bead 44 can be energized. The installation is completed. When individual lamp beads 44 are damaged, the movable seat 4 can be disassembled to facilitate replacement of the lamp beads 44. inside the cavity 11, so that it can pass upwards through the vent hole 21, and then it will be transferred to the surface of the heat conduction plate 3. At the same time, the heat conduction silica gel 28 will also increase the heat conduction area. The air inside the chamber 31 is heated and rises, and will flow out from the air outlet pipe 32, and at the same time cause the internal air pressure to become smaller, and the cold air at the lower part will enter the exchange chamber 31 from the air inlet pipe 33, thus completing the external replacement of heat. Instead of directly exchanging heat inside the lamp holder 1, on the one hand, the heat dissipation effect is ensured, and on the other hand, dust is prevented from entering and affecting the lighting effect.

Inspired by the above ideal embodiment according to the utility model, through the above description content, relevant staff can completely make various changes and modifications within the scope of not deviating from the technical idea of the utility model. The technical scope of this utility model is not limited to the content in the description, but must be determined according to the scope of the claims.

Claims (5)

1. a kind of LED ceiling lightings for being easy to radiate, including lamp socket (1), it is characterised in that：The surface upper end of the lamp socket (1) Fixed block (15) is provided with, the upper surface of the fixed block (15) is provided with screw mounting hole (16), and the inside of the lamp socket (1) is provided with Installation cavity (11), the interior surface lower end of the installation cavity (11) is provided with connection screw thread (12), the connection screw thread (12) it is interior Portion is threaded with lampshade (27), and mounting seat (2), the mounting seat are installed with the inside center of the installation cavity (11) (2) lower surface is provided with installation threaded post (22), and the lower surface for installing threaded post (22) is installed with fixed positive pole and touches Piece (23), the lower surface outside of the mounting seat (2) is installed with fixed negative pole contact (24), installation threaded post (22) Outer surface be threaded with sliding seat (4) by installing screwed hole (41), the inner bottom surface for installing screwed hole (41) is consolidated Dingan County is equipped with movable positive pole contact (42), and the movable positive pole contact (42) is movably connected on fixed positive pole contact (23), described The upper surface outside of sliding seat (4) is installed with movable negative pole contact (43), and the movable negative pole contact (43) is flexibly connected In fixed negative pole contact (24), the lower surface of the sliding seat (4) is installed with lamp bead (44), and the lamp bead (44) is by electricity Road is connected to movable positive pole contact (42) and movable negative pole contact (43), the upper surface center fixed installation of the lamp socket (1) There are positive electrical wire (25) and negative electrical wire (26), the negative electrical wire (26) is connected to fixed negative pole contact (24) by circuit, The positive electrical wire (25) is connected to fixed positive pole contact (23) by circuit, and the upper surface of the mounting seat (2) is provided with ventilative There is a heat conducting disk (3) hole (21), the upper surface of the mounting seat (2) by heat conductive silica gel (28) adhesion, the heat conducting disk (3) it is interior Portion is provided with inverting chamber (31), and the upper surface of the heat conducting disk (3) is installed with escaping pipe (32), and the escaping pipe (32) is fixed The inside of connector (13) is installed on, the upper connector (13) is fixed at the interior surface lower end of installation cavity (11), institute The outer surface for stating heat conducting disk (3) is installed with air inlet pipe (33), and the air inlet pipe (33) is fixedly installed in lower connector (14) Inside, the lower connector (14) is fixed at lamp socket (1) lower surface.

2. it is according to claim 1 it is a kind of be easy to radiating LED ceiling lightings, it is characterised in that：The fixed block (15) At least two and angularly uniform.

3. it is according to claim 1 it is a kind of be easy to radiating LED ceiling lightings, it is characterised in that：The heat conducting disk (3), Escaping pipe (32) and air inlet pipe (33) are made of copper.

4. it is according to claim 1 it is a kind of be easy to radiating LED ceiling lightings, it is characterised in that：The escaping pipe (32) With air inlet pipe (33) at least four and angularly uniform.

5. it is according to claim 1 it is a kind of be easy to radiating LED ceiling lightings, it is characterised in that：The upper connector And lower connector (14) is sealing state (13).