CN209458761U - A kind of glass guardrail lamp - Google Patents

Abstract

The utility model relates to lighting technical fields, disclose a kind of glass guardrail lamp, including aluminum substrate, Transparent lamp shade, radiator, the LED chip and mounting bracket being welded on aluminum substrate.The section of Transparent lamp shade is U-shaped, and the upper side and lower side of Transparent lamp shade is provided with several first through hole.Guard rail lamp is inclined at an angle setting in guardrail pipeline, and the second through-hole is offered below guardrail pipeline.In addition, the aluminium base back that directly contacts of LED chip in guard rail lamp is provided with radiator.The utility model has the following advantages that and effect: utilizing cross-ventilation principle, guard rail lamp is radiated under the action of free convection, then radiator is arranged, by two kinds of sinking paths, guarantees that guard rail lamp heat dissipation performance is more preferable, improve and use durability degree.

Description

A glass guardrail light

technical field

The utility model relates to the technical field of lighting, in particular to a glass guardrail lamp.

Background technique

Guardrail light is a kind of lighting widely used in roads and bridges. It usually uses fluorescent tubes or LEDs as light sources, and uses continuous guardrails as carriers to form linear or nearly linear guardrail light strips. Setting guardrail lights on the glass guardrail can play the role of decorative lighting.

At present, the Chinese utility model patent with the notification number CN106195773A discloses a guardrail lamp, which includes two mounts, an LED lamp, a guardrail tube for installing lighting fixtures and a protective tube installed under the guardrail tube.

The above technical solution provides a guardrail light with a shock-absorbing effect, but it has the following defects: the aluminum substrate directly contacted by the LED chip of the guardrail light is installed inside the lamp, the heat conduction efficiency is low, and the heat dissipation speed is slow, making the guardrail light easy to The heat load of the internal circuit mechanism is too high due to poor heat dissipation. For this reason, need badly a kind of novel glass guardrail light.

Utility model content

Aiming at the deficiencies in the prior art, the purpose of this utility model is to provide a glass guardrail lamp with better heat dissipation performance.

The above-mentioned technical purpose of the utility model is achieved through the following technical solutions:

A glass guardrail lamp, comprising an aluminum base plate, an LED chip welded on the aluminum base plate, a transparent lampshade with a U-shaped cross section, a fixing part, and a mounting bracket for installing the glass guardrail lamp. The upper and lower sides of the transparent lampshade are provided with first through holes, and the transparent lampshade is arranged obliquely in the guardrail pipe; there is a second through hole under the guardrail channel; the fixing part is set on the upper and lower sides of the aluminum substrate; the upper and lower sides of the fixing part are welded with two installation stand.

By adopting the above technical solution, the guardrail lamp is applied in the guardrail pipeline, which requires high heat dissipation performance. Weld the LED chip on the aluminum substrate, use aluminum as the substrate of the circuit board, and attach a layer of copper foil or copper metal plate on the substrate as the circuit, which is conducive to heat conduction; both above and below the transparent lampshade and below the guardrail pipe Through holes are opened to generate heat when the guardrail lamp is in use, and the temperature inside the lamp causes the airflow to rise, thereby supplementing with cold air, and the body surface of the LED chip has newly moved cooler air for heat exchange, which makes air convection, which is beneficial Heat dissipation; in addition, setting the guardrail lamp obliquely is conducive to allowing hot air to flow, and the guardrail lamp is fixed in the guardrail pipe by setting a fixing part.

The utility model is further provided that the aluminum substrate welded with LED chips is mounted on a heat sink, and the heat sink includes a heat dissipation plate and flat fins arranged at intervals on the heat dissipation plate and perpendicular to the heat dissipation plate.

By adopting the above technical solution, the heat sink is covered on the LED chip, which is equivalent to increasing the heat dissipation area inside the guardrail lamp, and the processing is convenient; fins are arranged at intervals on the heat dissipation plate, which is beneficial to increase the heat dissipation capacity.

The utility model is further configured as follows: the guardrail pipeline includes a first arc cover and a second arc cover snap-connected with the first arc cover; the first arc cover is snap-connected with the second arc cover Form a hollow cylindrical pipe, the two ends of the guardrail pipe are fixed by fixing rings, and the first arc cover has a lighting hole that matches the transparent lampshade, and the transparent lampshade and the lighting hole are in a state of bonding in the guardrail pipe.

By adopting the above-mentioned technical scheme, the guardrail pipeline is made into a detachable structure, and the guardrail lamp is easy to replace; on the first arc cover, there is a lighting hole that is compatible with the transparent lampshade, so that the light of the guardrail lamp can be transmitted from the guardrail pipeline. shine out.

The utility model is further provided that the mounting bracket includes a mounting plate and a mounting page; one end of the mounting plate is welded to the fixing part of the radiator, and the other end is provided with two first hinged holes; the mounting plate is hinged with the mounting plate A downwardly convex hinge shaft is provided in the middle of the surface, and a second hinge hole is opened in the hinge shaft, the axis of the hinge shaft is parallel to the length direction of the installation page, and the first hinge hole and the second hinge hole are hinged by the latch; The line connecting the two mounting brackets deviates to the left at a certain angle relative to the vertical centerline of the guardrail pipe.

By adopting the above technical solution, the rotating connection between the installation plate and the installation page is more suitable for fixing the guardrail lamp in the pipeline. Ordinary hinges are hinged at the edges of the two hinges. When the guardrail lights are installed obliquely, the ordinary hinges can only be obliquely attached to the inner wall of the pipe, and cannot fasten the guardrail lights. And if the hinge of the hinge is set in the middle of the installation page, the contact area between the installation page and the pipeline can be larger, and it can better fit with the inner wall of the pipeline, which is convenient for fixing the guardrail light.

The utility model is further provided that the side of the heat dissipation plate on which the fins are arranged is the back; the front of the heat dissipation plate is provided with a groove for placing the aluminum substrate.

By adopting the above technical scheme, a groove is formed in front of the radiator to facilitate the placement of the aluminum substrate, and the contact area between the radiator and the radiator is increased to facilitate heat dissipation.

The utility model is further provided that the light-transmitting lens cover is arranged on the aluminum substrate and fixed on the heat dissipation plate by bolts, and the lens is made of plastic material.

By adopting the above-mentioned technical solution, a light-transmitting mirror is provided to enhance the use efficiency and luminous efficiency of light; the lens made of plastic material is easy to produce and has high light transmittance.

The utility model is further provided that the surface of the fixed part close to the front of the heat dissipation plate and parallel to the front is the front; the front of the fixed part is welded with a flat plate assembly, and the flat plate assembly includes a first flat plate welded to the front of the fixed part, and the first The right side of the flat plate is flush with the right side of the fixed portion; a second flat plate is welded horizontally near the lower end behind the fixed portion; a third flat plate is welded behind the second flat plate; the length of the first flat plate is the longest, and the second flat plate is The length of the flat plate is the shortest; the hook-shaped groove formed by the flat plate component is adapted to the end of the transparent cover with a hook-shaped cross-section.

By adopting the above-mentioned technical solution, by providing a hook-shaped cross-sectional structure adapted to the end of the transparent cover at the end of the fixing part, the structure is simple and the fixation is firm.

The utility model is further provided that the interval between the fins of the radiator is set above 4mm.

By adopting the above technical solution, it is beneficial to strengthen the natural convection, so that the heat dissipation effect is better.

In summary, the beneficial technical effects of the utility model are:

1. By setting the guardrail light obliquely in the guardrail pipe, the first through hole is opened on the upper and lower sides of the transparent lampshade, and the second through hole is opened under the guardrail pipe to allow air to circulate, ensuring that the guardrail light can be in the Heat dissipation under natural convection;

2. A heat sink is installed on the back of the aluminum substrate welded with LED chips to ensure complete heat dissipation of the guardrail light during use.

Description of drawings

Fig. 1 is the overall schematic diagram of embodiment;

Figure 2 is a schematic diagram of the interior of the guardrail pipeline;

Fig. 3 is a schematic diagram of the internal structure of the guardrail lamp;

Fig. 4 is the enlarged schematic diagram of place A in Fig. 3;

Fig. 5 is the structural representation of radiator;

Fig. 6 is a schematic structural view of the mounting bracket;

Fig. 7 is a schematic diagram of removing the plug at one end of the guardrail lamp;

FIG. 8 is an enlarged schematic view of B in FIG. 7 .

In the figure: 1. Aluminum substrate; 2. LED chip; 3. Transparent lampshade; 31. First through hole; 32. Fixing component; 4. Guardrail pipe; 41. First arc cover; 42. Second arc cover ; 43, lighting hole; 44, the second through hole; 45, guardrail pillar; 46, fixed ring; 5, radiator; 51, cooling plate; 52, groove; 53, fin; 6, fixed part; Flat assembly; 62, first flat; 63, second flat; 64, third flat; 7, mounting bracket; 71, mounting plate; 711, first hinge hole; 72, installation page; 721, hinge shaft; 722, The second hinged hole; 8, plug; 9, lens; 10 sealing plate.

Detailed ways

Below in conjunction with accompanying drawing, the utility model is described in further detail.

As shown in Figure 1, a glass guardrail lamp is fixed in the guardrail pipe 4 by bolts. Hole 43. The transparent lampshade 3 (as shown in Figure 6) of the glass guardrail lamp is adapted to the lighting hole 43. When the guardrail lamp is installed in the guardrail pipe 4, the transparent lampshade 3 fits with the lighting hole 43, so that the light from the guardrail pipe 4 Light shines out.

As shown in FIG. 2 , the guardrail pipe 4 includes a first arc cover 41 for installing a glass guardrail light, and a second arc cover 42 snap-fitted with the first arc cover. The first arc cover 41 is engaged with the second arc cover 42 to form a hollow cylindrical pipe. The guardrail lamp is obliquely arranged in the first arc cover 41, and the line connecting the two mounting brackets 7 is inclined at a certain angle relative to the vertical centerline of the guardrail pipe. A second through hole 44 is opened below the guardrail pipe 4 .

As shown in Figure 3 and Figure 4, the glass guardrail light includes an aluminum substrate 1, a heat sink 5, a fixing part 6 for fixing the guardrail light, an LED chip 2 welded on the aluminum substrate 1 and a mounting bracket 7 for installing the guardrail light. The aluminum substrate 1 and the LED chip 2 are the basic components of the lighting device. As shown in FIG. 5 , the front of the radiator 5 is a heat dissipation plate 51 with a certain thickness, and the front of the heat dissipation plate 51 is provided with a groove 52 for placing the aluminum substrate 1 . The back of the radiator 5 is provided with flat plate fins 53 arranged at intervals and perpendicular to the heat dissipation plate 51 , and the interval of the fins 53 is set at more than 4 mm to ensure smooth natural convection. The transparent mirror 9 is covered on the aluminum substrate 1 and fixed on the heat sink 51 by bolts.

As shown in FIG. 4 , two fixing portions 6 are respectively welded on two ends of the cooling plate 51 parallel to the fins 53 . The front side of the fixed part 6 is close to the front of the heat sink 51 and parallel to the front. The front first flat plate 62 , and the right side of the first flat plate 62 is flush with the right side of the fixing part 6 . A second flat plate 63 is horizontally welded to the rear of the fixing portion 6 near the lower end. A third flat plate 64 is welded behind the second flat plate 63 . Among them, the length of the first flat plate 62 is the longest, and the length of the second flat plate 63 is the shortest. The sides of the two fixing parts 6 away from the heat sink 51 are respectively connected with two mounting brackets 7 by bolts.

As shown in FIG. 6 , the mounting bracket 7 includes a mounting plate 71 and a mounting leaf 72 ; one end of the mounting plate 71 is welded to the fixing portion 6 of the radiator 5 , and two first hinge holes 711 are provided at the other end. The middle position of the surface where the installation page 72 is hinged with the installation plate 72 is provided with a downwardly convex hinge shaft 721, the axis of the hinge shaft 721 is parallel to the length direction of the installation page 72, and there is a second hinge hole 722 in the hinge shaft 721, which is used by the latch The first hinge hole 711 and the second hinge hole 722 form a hinge; the installation page 72 can adjust the angle freely, fit with the inner wall of the guardrail pipe 4, and be fixed on the inner wall of the guardrail pipe 4 by bolts. The mounting plate 71 is welded to the fixing portion 6 of the heat sink 5 .

As shown in FIG. 7 , the cross section of the transparent lampshade 3 is U-shaped, and a plurality of first through holes 31 are opened on the upper side and the lower side of the transparent lampshade 3 . As shown in FIG. 8 , the end of the transparent lampshade 3 is formed with a fixing component 32 with the same cross section as the hook-shaped groove formed by the flat panel component 61 , and the second flat plate 32 with an L-shaped cross section of the transparent lampshade 3 is sleeved on the fixing part 6 close to The plate assembly 61 on one side of the cooling plate 51 and the back of the guardrail light are sealed with a sealing plate 10 (as shown in FIG. 2 ), and both ends of the guardrail light are sealed with aluminum alloy plugs 8 .

When the present embodiment is in use, by obliquely installing the guardrail lamp in the guardrail pipe 4, the first through hole 31 is opened on the upper and lower sides of the transparent lampshade 3, and the second through hole 44 is opened below the guardrail pipe 4, which can Let the air circulate to ensure that the guardrail lights can dissipate heat under natural convection. In addition, a heat sink 5 is provided on the back of the aluminum substrate 1 welded with the LED chip 2 to ensure complete heat dissipation of the guardrail lamp during use.

The above descriptions are only preferred implementations of the present utility model, and the protection scope of the present utility model is not limited to the above-mentioned embodiments, and all technical solutions under the idea of the present utility model all belong to the protection scope of the present utility model. It should be pointed out that for those skilled in the art, some improvements and modifications without departing from the principle of the utility model should also be regarded as the protection scope of the utility model.

Claims (8)

1. a kind of glass guardrail lamp, U-shaped including aluminum substrate (1), the LED chip (2) being welded on aluminum substrate (1), section Transparent lamp shade (3), fixed part (6), mounting bracket (7), it is characterized in that: the Transparent lamp shade (3) is equipped with first in two sides up and down Through-hole (31), and Transparent lamp shade (3) be obliquely installed in guardrail pipeline (4)；The second through-hole is provided with below the guardrail pipeline (4) (44)；The fixed part (6) is set to the upper and lower side of aluminum substrate (1)；The upper and lower side of the fixed part (6) is respectively welded Two mounting brackets (7).

2. a kind of glass guardrail lamp according to claim 1, it is characterized in that: the aluminum substrate (1) is installed on radiator (5) On, the radiator (5) includes heat sink (51), arranged for interval on heat sink (51) and perpendicular to the plate of heat sink (51) Type fin (53).

3. a kind of glass guardrail lamp according to claim 2, it is characterized in that: the guardrail pipeline (4) includes the first circular arc Cover (41), the second circular arc cover (42) with the clamping connection of the first circular arc cover (41)；The first circular arc cover (41) and the second circular arc Cover (42) clamping connects into hollow cylinder pipeline, and the both ends of guardrail pipeline (4) are fixed by retainer plate (46), and the first circular arc Cover (41) is provided with Transparent lamp shade (3) compatible illumination hole (43), Transparent lamp shade (3) and illumination hole in guardrail pipeline (4) It (43) is fit-state.

4. a kind of glass guardrail lamp according to claim 3, it is characterized in that: the mounting bracket (7) includes mounting plate (71), page (72) are installed；Described mounting plate (71) one end is welded in the fixed part (6) of radiator (5), and the other end sets that there are two the One hinge hole (711)；Installation page (72) and mounting plate (71) hinged surface middle position are equipped with down convex articulated shaft (721), the axis of the articulated shaft (721) is parallel with the installation length direction of page (72), makes the first hinge hole by bolt (711) it is formed with the second hinge hole (722) hinged；The line of two mounting brackets (7) relative to guardrail pipeline (4) it is vertical in Heart line deflection certain angle to the left.

5. a kind of glass guardrail lamp according to claim 4, it is characterized in that: the heat sink (51) arrangement fin (53) On one side for below, heat sink (51) front is provided with the groove (52) for placing aluminum substrate (1).

6. a kind of glass guardrail lamp according to claim 5, it is characterized in that: being covered with transmissive mirror on the aluminum substrate (1) (9), transmissive mirror (9) is fixed by bolts on heat sink (51).

7. a kind of glass guardrail lamp according to claim 6, it is characterized in that: the fixed part (6) is close to heat sink (51) Front and the face parallel with the front are front；It is welded with flat component (61) before the fixed part (6), flat component (61) Including the first plate (62) being welded in front of fixed part (6), and the right side of the right side of the first plate (62) and fixed part (6) is flat Together；Fixed part (6) is welded with the second plate (63) close to the position level of lower end below；Second plate is welded with behind (63) Third plate (64)；The length longest of first plate (62), the length of the second plate (63) are most short；The flat component (61) section formed is adapted with Transparent lamp shade (3) section in the end of hook-shaped in the groove of hook-shaped.

8. a kind of glass guardrail lamp according to claim 7, it is characterized in that: the fin (53) is arranged at intervals on 4mm More than.