A high-power rail lamp with improved heat dissipation

Abstract

A high-power rail lamp with improved heat dissipation, comprising a rail head, a lamp arm, a lamp arm support, a lamp cylinder, a chip, a chip support, a reflector cup, a glass plate and a front ring, the lamp cylinder comprising an upper heat dissipation cavity, a partition and a lower lamp cavity, the lamp arm support being fixed in the upper heat dissipation cavity and the side opening being in butt joint with the lamp arm access hole, one end of the lamp arm being pivotally connected with the lamp arm support and the other end being connected with the rail head, the chip being provided with the chip support, the chip support being fixed with the heat dissipation protrusion and the chip being attached to the heat dissipation protrusion; the reflector cup being provided on the glass plate, the upper end of the reflector cup being matched with the chip support and the annular seat plate being matched with the shoulder, the outer thread of the front ring being screwed with the inner thread part and pressing the glass plate; the outer circumferential part of the front ring and the inner wall of the lower lamp cavity between two adjacent axial protrusions constituting a heat dissipation channel. The lamp cylinder adopts such structure, the opening end of the lamp cylinder and the front ring constituting a heat dissipation channel, and the heat dissipation performance is improved, and the lamp has good heat dissipation performance under high power.

Description

Technical Field

[0001] This utility model relates to a track light. Background Technology

[0002] The existing technology, Chinese patent CN202320034845.7, discloses a control component and track light, including the control component and further comprising: a light box assembly, including a hollow box body, wherein the transceiver unit, the intermediate data processing unit, and the control unit are respectively disposed within the cavity of the hollow box body; a light body assembly, including a hollow cylinder and a light source element, wherein the light source element is disposed within the hollow cylinder; a light arm assembly, one end of which is rotatably connected to the hollow box body and the other end of which is rotatably connected to the light body assembly; the drive unit includes a first motor and a second motor, wherein the first motor can drive the light arm assembly to rotate relative to the hollow box body, and the second motor can drive the light body assembly to rotate relative to the light arm assembly. The problem is that the hollow cylinder has poor heat dissipation performance. Utility Model Content

[0003] The purpose of this invention is to provide a high-power rail light with improved heat dissipation, which features high power and high heat dissipation performance.

[0004] This utility model is implemented as follows: a high-power rail light with improved heat dissipation, characterized in that it includes a rail head, a lamp arm, a lamp arm bracket, a lamp tube, a chip, a chip bracket, a reflector, a glass plate, and a front ring.

[0005] The lamp arm bracket has top and bottom openings and side openings;

[0006] The lamp tube includes an upper heat dissipation cavity, a partition plate, and a lower lamp cavity. The upper heat dissipation cavity is provided with a heat dissipation plate that intersects with the partition plate and a lamp arm inlet / outlet hole. The lamp arm inlet / outlet hole has an upper opening and a side opening. The lower lamp cavity is provided with a heat dissipation protrusion on the partition plate and an axial protrusion along the wall of the lower lamp cavity. The lower part of the axial protrusion is provided with an internal thread and a shoulder.

[0007] The lower opening of the reflector is equipped with an annular seat plate;

[0008] The lamp arm bracket is fixed in the upper heat dissipation cavity and its side opening aligns with the lamp arm inlet / outlet hole. One end of the lamp arm is pivotally connected to the lamp arm bracket, and the other end is connected to the guide rail head. The chip is mounted on the chip bracket, which is fixed to the heat dissipation protrusion. The reflector is mounted on the glass plate, with its upper end engaging with the chip bracket and the annular seat plate engaging with the shoulder. The external and internal threads of the front ring are screwed together and press against the glass plate. The lower lamp cavity inner wall between two adjacent axial protrusions and the outer circumferential part of the front ring form a heat dissipation channel.

[0009] The aforementioned high-power rail light with improved heat dissipation is characterized by the presence of angular ribs within the lower lamp cavity.

[0010] The radial plate of the angular rib intersects with the partition plate, the end intersects with the heat dissipation protrusion, and the axial plate intersects with the lower lamp cavity.

[0011] The special feature of the improved heat dissipation high-power rail lamp is that the lamp arm is made of die-cast metal material.

[0012] The high-power rail light with improved heat dissipation is characterized in that: the chip bracket is circular and includes a square upper recessed hole, a lower light hole and a head, and the lower light hole is shaped like a frustum cone.

[0013] The chip consists of a square circuit board and light-emitting elements arranged in a circular pattern.

[0014] The square circuit board and the square countersunk hole are fitted and fixed together, and the head is inserted into the reflector cup.

[0015] This utility model discloses a high-power rail lamp with improved heat dissipation. The lamp tube adopts a structure in which the open end of the lamp tube and the front ring form a heat dissipation channel, which improves the heat dissipation performance and provides good heat dissipation performance under high power conditions. Attached Figure Description

[0016] Figure 1 This is a bottom view of the present invention.

[0017] Figure 2 yes Figure 1 A-A view.

[0018] Figure 3 This is one of the exploded perspective views of this utility model.

[0019] Figure 4 This is the second exploded perspective view of this utility model.

[0020] Figure 5 This is a three-dimensional view of the lamp holder of this utility model.

[0021] Figure 6 This is a three-dimensional sectional view of the lamp tube of this utility model. Detailed Implementation

[0022] The embodiments of this utility model are described in detail below. Examples of these embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals denote 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 this utility model, and should not be construed as limiting this utility model.

[0023] In the description of this utility model, it should be noted that, unless otherwise explicitly specified and limited, the terms "installation," "connection," and "joining" should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral connection; they can refer to a direct connection or an indirect connection through an intermediate medium; and they can refer to the internal connection of two components. Those skilled in the art can understand the specific meaning of the above terms in this utility model based on the specific circumstances.

[0024] like Figure 1 , Figure 2 , Figure 3 As shown, a high-power rail light with improved heat dissipation includes a rail head 1, a lamp arm 2, a lamp arm bracket 3, a lamp tube 4, a chip 5, a chip bracket 6, a reflector 7, a glass plate 8, and a front ring 9.

[0025] The lamp arm bracket 3 has upper and lower openings and a side opening;

[0026] The lamp tube 4 includes an upper heat dissipation cavity 41 with an upper opening, a partition plate 42, and a lower lamp cavity 43 with a lower opening. The upper heat dissipation cavity 41 is provided with a heat dissipation plate 411 intersecting with the partition plate 42 and a lamp arm inlet / outlet hole 412. The lamp arm inlet / outlet hole 412 has an upper opening and a side opening. The lower lamp cavity 43 is provided with a heat dissipation protrusion 431 located on the partition plate 42 and an axial protrusion 432 along the wall of the lower lamp cavity. The lower part of the axial protrusion 432 is provided with an internal thread portion 4321 and a shoulder portion 4322.

[0027] The lower opening end of the reflector cup 7 is provided with an annular seat plate 71;

[0028] The lamp arm bracket 3 is fixed inside the upper heat dissipation cavity 41 and its side opening aligns with the lamp arm inlet / outlet hole 412. Screws pass through the partition 42 and are screwed into the lower end of the lamp arm bracket 3. One end of the lamp arm 2 is pivotally connected to the lamp arm bracket 3, and the other end is connected to the guide rail head 1. The chip 5 is mounted on the chip bracket 6, which is fixed to the heat dissipation protrusion 431. The chip 5 is in contact with the heat dissipation protrusion. The reflector cup 7 is mounted on the glass plate 8. The upper end of the reflector cup 7 mates with the chip bracket 6, and the annular seat plate 71 mates with the shoulder 4322. The external thread of the front ring 9 is screwed into the internal thread 4321 and presses against the glass plate 8. The inner wall of the lower lamp cavity 43 between two adjacent axial protrusions 432 and the outer circumferential part of the front ring 9 form a heat dissipation channel.

[0029] With this structure, the upper opening heat dissipation cavity and heat dissipation plate improve heat dissipation performance, and the heat dissipation channel allows heat in the lower lamp cavity 43 to be quickly discharged, effectively reducing the temperature inside the lower lamp cavity.

[0030] As a further improvement of this utility model: the lower lamp cavity 43 is provided with an angular rib plate 433.

[0031] The radial plate 4331 of the angular rib 433 intersects with the partition plate 42, and the end intersects with the heat dissipation protrusion 431. The axial plate 4332 intersects with the lower lamp cavity 43.

[0032] As a further improvement of this utility model, the lamp arm 2 is made of die-cast metal material.

[0033] As a further improvement of this utility model: the chip support 6 is circular and includes a square upper countersunk hole 61, a lower light hole 62 and a head 63, the lower light hole 62 being truncated cone-shaped;

[0034] Chip 5 includes a square circuit board and light-emitting elements arranged in a circular pattern.

[0035] The square circuit board and the square countersunk hole 61 are fitted and fixed together, and the head 63 is inserted into the reflector cup 7; the light-emitting body extends into the lower light hole 62.

[0036] Although embodiments of the present invention have been shown and described, those skilled in the art will understand that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present invention, the scope of which is defined by the claims and their equivalents.

Claims

1. A high-power rail light with improved heat dissipation, characterized in that: Includes guide rail head, lamp arm, lamp arm bracket, lamp tube, chip, chip bracket, reflector, glass plate and front ring. The lamp arm bracket has top and bottom openings and side openings; The lamp tube includes an upper heat dissipation cavity, a partition plate, and a lower lamp cavity. The upper heat dissipation cavity is provided with a heat dissipation plate that intersects with the partition plate and a lamp arm inlet / outlet hole. The lamp arm inlet / outlet hole has an upper opening and a side opening. The lower lamp cavity is provided with a heat dissipation protrusion on the partition plate and an axial protrusion along the wall of the lower lamp cavity. The lower part of the axial protrusion is provided with an internal thread and a shoulder. The lower opening of the reflector is equipped with an annular seat plate; The lamp arm bracket is fixed in the upper heat dissipation cavity and its side opening aligns with the lamp arm inlet / outlet hole. One end of the lamp arm is pivotally connected to the lamp arm bracket, and the other end is connected to the guide rail head. The chip is mounted on the chip bracket, which is fixed to the heat dissipation protrusion, and the chip is in contact with the heat dissipation protrusion. The reflector is mounted on the glass plate, with its upper end engaging with the chip bracket and the annular seat plate engaging with the shoulder. The external and internal threads of the front ring are screwed together and pressed against the glass plate. The lower lamp cavity inner wall between two adjacent axial protrusions and the outer circumferential part of the front ring form a heat dissipation channel.

2. The high-power rail light with improved heat dissipation according to claim 1, characterized in that: The lower lamp cavity is provided with angular ribs. The radial plate of the angular rib intersects with the partition plate, the end intersects with the heat dissipation protrusion, and the axial plate intersects with the lower lamp cavity.

3. A high-power rail light with improved heat dissipation according to claim 1, characterized in that: The lamp arm is made of die-cast metal.

4. A high-power rail light with improved heat dissipation according to claim 1, characterized in that: The chip holder is circular and includes a square upper recess, a lower light hole, and a head. The lower light hole is shaped like a frustum of a cone. The chip consists of a square circuit board and light-emitting elements arranged in a circular pattern. The square circuit board and the square countersunk hole are fitted and fixed together, and the head is inserted into the reflector cup.

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