CN211083787U - L ED searchlight - Google Patents

L ED searchlight Download PDF

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Publication number
CN211083787U
CN211083787U CN201922427019.5U CN201922427019U CN211083787U CN 211083787 U CN211083787 U CN 211083787U CN 201922427019 U CN201922427019 U CN 201922427019U CN 211083787 U CN211083787 U CN 211083787U
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China
Prior art keywords
heat
barrel
heat dissipation
lamp
shaped
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Active
Application number
CN201922427019.5U
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Chinese (zh)
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何文斌
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何文斌
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Priority to CN201922427019.5U priority Critical patent/CN211083787U/en
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Abstract

The utility model relates to an L ED searchlight, support frame on the lamp body including lamp body and fixed connection, the lamp body includes that wherein one side is the barrel casing of open state and sets up the light components and the distribution of barrel casing open position are in the heat abstractor of barrel casing inner chamber, heat abstractor include aluminium base board and with aluminium base board forms adjacent complex heating panel, on the aluminium base board, the orientation a plurality of L ED light sources have on the open-ended side, a plurality of axially extended's heat conduction pole has on the heating panel, form a plurality of axially distributed's radiating fin on the heat conduction pole, radial extension's annular heat-conducting plate has on the internal perisporium of barrel casing, annular heat-conducting plate with the adjacent cooperation of heating panel formation, annular heat-conducting plate with barrel casing forms the integral type structure, the utility model discloses a radiating fin carries out the radiating while, has also cooperated and has used annular heat-conducting plate to heat to the casing, has promoted the radiating effect.

Description

L ED searchlight
Technical Field
The utility model particularly relates to an L ED searchlight.
Background
The searchlight comprises a barrel-shaped shell and a support frame arranged on the barrel-shaped shell, a heat dissipation device is arranged in the barrel-shaped shell, the heat dissipation device comprises a heat dissipation plate, a heat conduction rod and a plurality of heat dissipation fins, the heat dissipation rod extends axially from the heat dissipation plate, the heat dissipation fins are arranged on the heat conduction rod, the heat dissipation device is directly attached to the aluminum substrate in an adjacent matching mode, heat on the aluminum substrate attached with L ED light sources is effectively transferred to the heat dissipation plate, the heat is transferred to the heat dissipation rod, the heat is transferred to the heat dissipation fins by the heat conduction rod, the heat is dispersed out through the large surface area of the heat dissipation fins, and the heat dissipation device is generally designed in the market and has no practical limit on the heat dissipation service life (the heat dissipation device is generally developed in the market due to the fact that a fan is additionally arranged on the aluminum substrate on the basis of the heat dissipation plate).
Disclosure of Invention
An object of the utility model is to overcome prior art's defect, provide a simple structure, can effectively improve the L ED searchlight of thermal diffusivity.
In order to achieve the above object, the present invention provides an L ED searchlight, including a lamp body and a support frame fixedly connected to the lamp body, wherein the lamp body includes a barrel-shaped casing with one side thereof in an open state and a heat dissipation device disposed at an opening of the barrel-shaped casing and distributed in an inner cavity of the barrel-shaped casing, and particularly, the support frame is mounted on the barrel-shaped casing, the heat dissipation device includes an aluminum substrate and a heat dissipation plate closely fitted to the aluminum substrate, a plurality of L ED light sources are disposed on the aluminum substrate and facing the opening, a plurality of axially extending heat conduction rods are disposed on the heat dissipation plate, a plurality of axially extending heat dissipation fins are formed on the heat conduction rod, heat on the aluminum substrate is conducted to the heat dissipation fins (the heat dissipation fins have a larger surface area for heat dissipation) through the heat dissipation plate and the heat conduction rod, that the principle of increasing the heat dissipation surface area is applied to form an effective heat dissipation effect in the process of heat transfer and on the heat dissipation fins, in the prior art, a fan is disposed above the heat dissipation fins or at a peripheral position to achieve a rapid heat transfer through a rotation of the fan and a rapid heat transfer effect of the heat dissipation plate and a further increase of the heat dissipation fins, the heat dissipation plate, the heat transfer plate to the heat conduction plate, the heat dissipation plate, the heat transfer device further includes a further increasing a heat transfer mechanism of a ring-transfer plate and a ring-transfer mechanism disposed in which is disposed on the heat-transfer plate, and a ring-transfer plate, and a ring-type heat-transfer mechanism disposed in which is disposed on the heat-transfer plate.
Obviously, as a further improvement of the prior art in this specification, the barrel-shaped housing has a plurality of U-shaped heat dissipation strips thereon, the U-shaped heat dissipation strips and the barrel-shaped housing form an integrated structure, and the U-shaped heat dissipation strips mainly exhibit two beneficial effects: firstly, the surface area of the barrel-shaped shell for heat dissipation is further increased, so that the heat exchange between heat and an external air medium is further improved; and the second U-shaped heat dissipation strip is used when the searchlight is not used or the surface heat is not enough to scald the hands, so that the carrying work of installation personnel is greatly facilitated, and the searchlight can be carried by one hand, thereby representing the humanized side.
As a further improvement of the prior art in this specification, the light projecting assembly includes a mounting panel fastened to the opening of the barrel-shaped housing, and a plurality of reflectors fastened to the mounting panel, obviously, the "fastening" here may be fixed by an external medium such as a rivet, or may be an integral connection between the "reflector" and the "mounting panel", the reflector is a cone structure with one end forming a larger opening and the other end forming a smaller opening, and the smaller opening is arranged in the axial direction corresponding to the L ED light source on the aluminum substrate.
Drawings
FIG. 1 is a perspective view of an L ED searchlight of the present invention;
FIG. 2 is an exploded schematic view of FIG. 1;
fig. 3 is a schematic cross-sectional view of an L ED searchlight of the present invention.
Fig. 4 is a three-dimensional exploded view of the heat dissipation device of the present invention.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below by referring to the drawings are exemplary and intended to explain the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, unless otherwise specified, "a plurality" means two or more unless explicitly defined otherwise; also, the terms "mounted," "connected," "secured," "fastened," and the like are to be construed broadly and may include, for example, a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
As shown in fig. 1-3, the present invention relates to an L ED searchlight, which is apparently realized in fig. 1, the searchlight of the present embodiment comprises a lamp body 1 and a support frame 2 fixedly connected to the lamp body 1, as can be seen from fig. 2, the lamp body 1 comprises a barrel-shaped housing 10 with one side thereof being in an open 100 state, a light projecting component 3 disposed at the position of the open 100 of the barrel-shaped housing 10, and a heat dissipating device 4 distributed in the inner cavity of the barrel-shaped housing 10, as can be seen from fig. 3 and 4, the heat dissipating device 4 comprises an aluminum substrate 40 and a heat dissipating plate 41 in close fit with the aluminum substrate 40, the aluminum substrate 40 has a plurality of L ED light sources 400 on the side facing the open 100, the heat dissipating plate 41 has a plurality of axially extending heat conducting rods 42, the heat dissipating rods 42 have a plurality of axially distributed heat dissipating fins 420, in the present embodiment, the heat dissipating plate 400 on the aluminum substrate 40 conducts heat to the heat dissipating fins 420 (the heat dissipating plate 420 has a plurality of axially extending heat conducting rods 42), that the heat dissipating fins 420 are formed on the heat dissipating plate, i.e., the heat dissipating rod 42 has a plurality of axially distributed heat dissipating fins 420, as a heat dissipating fins, as a heat dissipating effect, as a heat dissipating structure, the heat dissipating device is also has a heat dissipating device 10, and a heat dissipating device 10, the heat dissipating device is formed in the heat dissipating device 10, the heat dissipating device is formed by a heat dissipating device 10, the heat dissipating device is formed by a heat dissipating device, the heat dissipating device 10, the heat dissipating device is formed by a heat dissipating device 10, the heat dissipating device is formed by a heat dissipating device 10, the heat dissipating device is formed by a heat dissipating device, the heat dissipating device 10, the heat dissipating device, the heat dissipating.
In this embodiment, as shown in fig. 1, the barrel-shaped housing 10 has a plurality of U-shaped heat dissipation strips 102, the U-shaped heat dissipation strips 102 and the barrel-shaped housing 10 form an integrated structure, and in this embodiment, the U-shaped heat dissipation strips 102 mainly exhibit two beneficial effects: one is to further increase the surface area of the barrel housing 10 for heat dissipation, so that the heat exchange between the heat and the external air medium is further improved; and the U-shaped heat dissipation strip 102 greatly facilitates the carrying work of installation personnel when the searchlight is not used or the surface heat is not enough to scald the hands, and the operation can be carried by only one hand, so that the humanized surface is realized.
In this embodiment, as shown in fig. 2 and fig. 3, the light projecting assembly 3 includes a mounting panel 30 fastened at the position of the opening 100 of the barrel-shaped housing 10 and a plurality of reflectors 31 fastened on the mounting panel 30, obviously, the "fastening" here may be fixed by using an external medium such as a rivet or the like as an intermediary, or may be an integral connection between the "reflector 31" and the "mounting panel 30", such as an integral structure for injection molding or punch forming, the reflector 31 has a cone structure with a larger opening 310 formed at one end and a smaller opening 311 formed at the other end, and the smaller opening 311 is axially disposed corresponding to the L ED light source 400 on the aluminum substrate 40, obviously, the cone-structured reflector 31 can not only effectively utilize and focus L side point light sources emitted by the ED light source 400, but also has a much lower cost than a lens, and can effectively reduce the production cost.
The basic principles and main features of the invention and the advantages of the invention have been shown and described above. It should be understood by those skilled in the art that the present invention is not limited to the above-described embodiments, and the above-described embodiments and the description only illustrate the principle of the present invention, and that there are various changes and modifications of the present invention, which are introduced by the spirit of the technical solution of the present invention and fall within the scope of the claims of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (3)

1. An L ED searchlight comprises a lamp body and a support frame fixedly connected to the lamp body, wherein the lamp body comprises a barrel-shaped shell, a light projecting component and a heat dissipation device, the barrel-shaped shell is provided with an opening on one side, the light projecting component is arranged at the opening of the barrel-shaped shell, the heat dissipation device is distributed in the inner cavity of the barrel-shaped shell and comprises an aluminum substrate and a heat dissipation plate, the heat dissipation plate is in close fit with the aluminum substrate, a plurality of L ED light sources are arranged on the side, facing the opening, of the aluminum substrate, a plurality of axially extending heat conduction rods are arranged on the heat dissipation plate, and a plurality of axially distributed heat dissipation fins are formed on the heat conduction rods.
2. An L ED searchlight as claimed in claim 1, wherein the barrel casing has U-shaped heat sink strips formed thereon, and the U-shaped heat sink strips and the barrel casing form an integral structure.
3. An L ED searchlight as claimed in claim 1 or 2, wherein the light projection assembly comprises a mounting panel fixedly connected to the opening of the barrel-shaped casing and a plurality of light reflecting covers fixedly mounted on the mounting panel, the light reflecting covers are in a cone structure with a larger opening formed at one end and a smaller opening formed at the other end, and the smaller opening is axially arranged corresponding to the L ED light source on the aluminum substrate.
CN201922427019.5U 2019-12-27 2019-12-27 L ED searchlight Active CN211083787U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201922427019.5U CN211083787U (en) 2019-12-27 2019-12-27 L ED searchlight

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201922427019.5U CN211083787U (en) 2019-12-27 2019-12-27 L ED searchlight

Publications (1)

Publication Number Publication Date
CN211083787U true CN211083787U (en) 2020-07-24

Family

ID=71644300

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201922427019.5U Active CN211083787U (en) 2019-12-27 2019-12-27 L ED searchlight

Country Status (1)

Country Link
CN (1) CN211083787U (en)

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