CN111503548A - Lamp holder structure and lamp - Google Patents
Lamp holder structure and lamp Download PDFInfo
- Publication number
- CN111503548A CN111503548A CN202010358475.3A CN202010358475A CN111503548A CN 111503548 A CN111503548 A CN 111503548A CN 202010358475 A CN202010358475 A CN 202010358475A CN 111503548 A CN111503548 A CN 111503548A
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- Prior art keywords
- heat dissipation
- lighting assembly
- mounting portion
- heat
- bracket
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S2/00—Systems of lighting devices, not provided for in main groups F21S4/00 - F21S10/00 or F21S19/00, e.g. of modular construction
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V19/00—Fastening of light sources or lamp holders
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
- F21V29/70—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
- F21V29/74—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades
- F21V29/76—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades with essentially identical parallel planar fins or blades, e.g. with comb-like cross-section
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
- F21V29/70—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
- F21V29/74—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades
- F21V29/76—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades with essentially identical parallel planar fins or blades, e.g. with comb-like cross-section
- F21V29/763—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades with essentially identical parallel planar fins or blades, e.g. with comb-like cross-section the planes containing the fins or blades having the direction of the light emitting axis
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
The lamp holder structure comprises a first lighting assembly, a second lighting assembly, a circuit board and a heat dissipation support fixed on the circuit board; the heat dissipation bracket is of an integrally formed structure, and one side of the heat dissipation bracket is at least provided with a first mounting position and a second mounting position which are arranged at intervals; in the axial direction of the heat dissipation bracket, a height difference is formed between the first installation position and the second installation position; the first lighting assembly is arranged on the first installation position, the second lighting assembly is arranged on the second installation position, and the circuit board is electrically connected with the first lighting assembly and the second lighting assembly respectively. The first mounting position and the second mounting position are respectively arranged on the integrally formed heat dissipation bracket, so that the first lighting assembly and the second lighting assembly can be directly mounted on the same heat dissipation bracket, the mounting process is simpler, and the condition that the overall stability effect of the lamp cap structure is poor due to the arrangement of a plurality of heat dissipation brackets can be avoided; in addition, the heat dissipation bracket is integrally formed, so that heat dissipation is facilitated.
Description
Technical Field
The invention belongs to the technical field of illumination, and particularly relates to a lamp holder structure and a lamp.
Background
At present, in order to improve the multifunctional performance of a lighting lamp, a plurality of optical structures, such as a spotlight and a floodlight, are generally arranged on a lamp cap structure of the lamp. Because the sizes of the different optical structures are different, the different optical structures are generally required to be mounted on the corresponding mounting plates, and then the mounting plates are mounted on the lamp cap structure.
The installation mode of the optical structures makes the assembly process of the optical structures very complicated, and the arrangement of the plurality of installation plates makes the installation firmness among the optical structures lower, and the overall stability effect of the lamp holder structure is poorer; in addition, the installation of the optical structure makes the whole structure of the lamp holder structure complicated, and influences the heat dissipation effect of the lamp holder structure.
Disclosure of Invention
One of the purposes of the embodiment of the invention is as follows: the utility model provides a lamp holder structure, aims at solving among the prior art, the optical structure installation technology is complicated and the firm poor technical problem of nature of installation.
In order to solve the technical problem, the embodiment of the invention adopts the technical scheme that:
the lamp cap structure comprises a first lighting assembly, a second lighting assembly, a circuit board and a heat dissipation support fixed on the circuit board, wherein the heat dissipation support is of an integrally formed structure, and one side of the heat dissipation support is at least provided with a first mounting position and a second mounting position which are arranged at intervals; in the axial direction of the heat dissipation bracket, a height difference exists between the first installation position and the second installation position; the first lighting assembly is mounted on the first mounting position, the second lighting assembly is mounted on the second mounting position, and the circuit board is electrically connected to the first lighting assembly and the second lighting assembly respectively.
In one embodiment, a heat dissipation cavity communicated with the outside is formed on one side, away from the second mounting position, of the heat dissipation bracket in a concave mode.
In one embodiment, the inner wall of the heat dissipation cavity is formed with first heat dissipation fins.
In one embodiment, a plurality of second heat dissipation fins arranged at intervals are arranged on the other side of the heat dissipation bracket; each second heat dissipation fin extends along the length direction of the heat dissipation bracket, and at least part of the second heat dissipation fins extend into the heat dissipation cavity; two adjacent second heat dissipation fins surround to form first heat dissipation grooves, and each first heat dissipation groove is communicated with the heat dissipation cavity.
In one embodiment, a plurality of third heat dissipation fins are arranged at intervals on the other side of the heat dissipation bracket; each third heat dissipation fin extends along the width direction of the heat dissipation bracket and is connected to each second heat dissipation fin; and two adjacent third radiating fins surround to form second radiating grooves, and each second radiating groove is communicated with the first radiating groove.
In one embodiment, the heat dissipating bracket, the second heat dissipating fins, and the third heat dissipating fins are integrally die-cast.
In one embodiment, the heat dissipation bracket comprises a first installation part, a second installation part and a third installation part which are sequentially connected, the first installation part is arranged on one side of the first installation part, the second installation part is arranged on one side of the second installation part, the third installation part is provided with an installation groove, and a camera shooting structure electrically connected to the circuit board is installed in the installation groove.
In one embodiment, the thickness of the first mounting part in the axial direction is smaller than that of the second mounting part in the axial direction, and a limiting part is formed at one end of the first mounting part, which is far away from the second mounting part; the first lighting assembly comprises a first light source plate electrically connected to the circuit board and a light gathering lamp bead arranged on the first light source plate, the first light source plate is arranged on one side of the first installation portion and limited in the limiting portion and between the outer side walls of the second installation portion.
In one embodiment, a limit post is formed on one side of the second mounting portion, the second lighting assembly comprises a second light source board electrically connected to the circuit board and floodlight lamp beads arranged on the second light source board, a limit hole is formed in the second light source board, and the limit post and the limit hole form a plug-in fit.
The lamp holder structure provided by the invention has the beneficial effects that: compared with the prior art, the lamp holder is characterized in that the first mounting position and the second mounting position are respectively arranged on the integrally formed heat dissipation bracket, the first lighting assembly and the second lighting assembly are respectively mounted on the first mounting position and the second mounting position, and the first mounting position and the second mounting position have height difference along the axial direction of the heat dissipation bracket so as to facilitate the mounting of the first lighting assembly and the second lighting assembly, so that the first lighting assembly and the second lighting assembly can be directly mounted on the same heat dissipation bracket, the mounting process is simpler, the mounting firmness of the first lighting assembly and the second lighting assembly can be improved, and the condition that the overall stability effect of the lamp holder structure is poor due to the arrangement of a plurality of heat dissipation brackets is avoided; in addition, the heat dissipation support is of an integrally formed structure, so that heat dissipation of the lamp cap structure is facilitated.
The invention also provides a lamp which comprises the lamp cap structure.
According to the lamp provided by the embodiment, the first mounting position and the second mounting position are respectively arranged on the integrally formed heat dissipation bracket of the lamp holder structure, so that the first lighting assembly and the second lighting assembly can be directly mounted on the same heat dissipation bracket, the mounting process is simple, the mounting firmness of the first lighting assembly and the second lighting assembly can be improved, and the condition that the overall stability and the effect of the lamp holder structure are poor due to the arrangement of a plurality of heat dissipation brackets is avoided; in addition, the heat dissipation support is of an integrally formed structure, so that heat dissipation of the lamp is facilitated.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.
Fig. 1 is a perspective structural view of a lamp cap structure according to a first embodiment of the present invention;
fig. 2 is a cross-sectional view of a lamp cap structure according to an embodiment of the invention;
fig. 3 is a first perspective view of a heat dissipation bracket of a lamp cap structure according to a first embodiment of the present invention;
fig. 4 is a second perspective view of the heat dissipation bracket of the lamp holder structure according to the first embodiment of the present invention;
fig. 5 is a perspective structural view of a lamp cap structure provided in the second embodiment of the present invention;
fig. 6 is a cross-sectional view of a lamp cap structure according to a second embodiment of the present invention;
fig. 7 is a perspective view of a heat dissipation bracket of a lamp cap structure according to a second embodiment of the present invention;
fig. 8 is a plan view of a heat dissipation bracket of a lamp cap structure according to a third embodiment of the present invention.
Wherein, in the figures, the respective reference numerals:
1-a first lighting assembly; 11-a first light source plate; 12-a spotlight bead; 13-a lens; 2-a second lighting assembly; 21-a second light source plate; 22-flood lamp beads; 3-a circuit board; 4-a heat dissipation bracket; 41-a first mounting portion; 411-a first mounting location; 42-a second mounting portion; 421 a second mounting position; 422-heat dissipation cavity; 43-a third mounting portion; 431-a mounting groove; 44-a limiting part; 45-limiting columns; 46-fixed column; 5-first heat dissipation fins; 6-second heat dissipation fins; 61-first heat sink; 7-third heat sink fins; 71-a second heat sink; 8-camera structure.
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 or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.
In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In order to explain the technical solutions of the present application, the following detailed descriptions are made with reference to specific drawings and examples.
The first embodiment is as follows:
referring to fig. 1 to fig. 3, a lamp cap structure according to an embodiment of the present invention includes a first lighting assembly 1, a second lighting assembly 2, a circuit board 3, and a heat dissipation bracket 4 fixed on the circuit board 3, wherein the heat dissipation bracket 4 is an integrally formed structure integrally formed by using a metal material, and is made of aluminum but not limited to aluminum. One side of the heat dissipation bracket 4 at least has a first mounting position 411 and a second mounting position 421 that are arranged at an interval, the first illumination assembly 1 is mounted on the first mounting position 411, and the second illumination assembly 2 is mounted on the second mounting position 421, that is, the first illumination assembly 1 and the second illumination assembly 2 are respectively mounted on the heat dissipation bracket 4. Also, the first lighting assembly 1 and the second lighting assembly 2 are not identical in structure, and in order to facilitate the installation of the first lighting assembly 1 and the second lighting assembly 2, a height difference is provided between a height of the first installation site 411 in the axial direction of the heat dissipation bracket 4 and a height of the second installation site 421 in the axial direction of the heat dissipation bracket 4. The circuit board 3 is located at the other side of the heat dissipation bracket 4, and the circuit board 3 is electrically connected to the first lighting assembly 1 and the second lighting assembly 2 respectively.
Specifically, in the present embodiment, the type of light emitted by the first illumination assembly 1 and the type of light emitted by the second illumination assembly 2 are different. More specifically, the first lighting assembly 1 can be used to emit spotlight, the second lighting assembly 2 can be used to emit floodlight, and the first lighting assembly 1 and the second lighting assembly 2 can also emit other types of light, which are not limited herein.
In the embodiment of the invention, the first installation position 411 and the second installation position 421 which are arranged at intervals are arranged on the integrally formed heat dissipation bracket 4, the first installation position 411 and the second installation position 421 are respectively provided with the first illumination assembly 1 and the second illumination assembly 2, and in order to facilitate the installation of the first illumination assembly 1 and the second illumination assembly 2, the first installation position 411 and the second installation position 421 have height difference along the axial direction of the heat dissipation bracket 4, so that the first illumination assembly 1 and the second illumination assembly 2 which can emit different types of light rays can be directly installed on the installation position of the same heat dissipation bracket 4, the installation of the first illumination assembly 1 and the second illumination assembly 2 is realized without a plurality of installation plates, the integral installation process is very simple, and the integral structure of the lamp cap structure is also very simple; the arrangement of the single heat dissipation bracket 4 can avoid the phenomenon of low installation firmness of the first lighting assembly 1 and the second lighting assembly 2 caused by the connection of a plurality of installation plates, so that the overall stability effect of the lamp holder structure can be improved; in addition, the heat dissipation support 4 is of an integrally formed structure, so that heat dissipation of the lamp cap structure is facilitated.
In an embodiment, referring to fig. 3 and fig. 4, a heat dissipation cavity 422 communicated with the outside is formed in a concave manner at the other side of the heat dissipation support 4, the arrangement of the heat dissipation cavity 422 does not affect the overall structural strength of the heat dissipation support 4, and the heat dissipation cavity 422 is disposed at a side of the heat dissipation support 4 away from the second mounting position 421. The circuit board 3 is disposed on the other side of the heat dissipation support 4, and at least a portion of the circuit board 3 is located beside the heat dissipation cavity 422, so that at least a portion of heat on the circuit board 3 can be dissipated directly through the heat dissipation cavity 422. The heat emitted from the first lighting assembly 1 and the second lighting assembly 2 can be conducted to the heat dissipation bracket 4, and the heat of another portion of the circuit board 3 can be conducted to the heat dissipation bracket 4, and the heat of the heat dissipation bracket 4 can be dissipated to the outside air through the heat dissipation cavity 422. The heat dissipation cavity 422 is communicated with the outside, so that the air circulation inside the heat dissipation support 4 is increased, and the heat dissipation effect of the first lighting assembly 1, the second lighting assembly 2 and the circuit board 3 is improved.
In one embodiment, referring to fig. 4, the first heat dissipation fins 5 are formed on the inner wall of the heat dissipation cavity 422, and at least a portion of the first heat dissipation fins 5 extends into the heat dissipation cavity 422, so that the first heat dissipation fins 5 contact with the outside air, the heat on the heat dissipation support 4 can be conducted to the first heat dissipation fins 5, and then the heat dissipation is realized through the heat dissipation cavity 422, the arrangement of the first heat dissipation fins 5 increases the contact area between the heat on the heat dissipation support 4 and the air, and the heat dissipation effect on the heat dissipation support 4 is improved.
Specifically, the number of the first heat dissipation fins 5 is at least two, the at least two first heat dissipation fins 5 are distributed at intervals, a heat dissipation channel is formed by enclosing the two adjacent first heat dissipation fins 5, and the heat dissipation channel is communicated with the heat dissipation cavity 422, so that heat on the first heat dissipation fins 5 can be dissipated conveniently, and the heat dissipation effect is improved.
The first heat dissipation fins 5 and the heat dissipation support 4 are integrally formed by die casting, so that heat conduction between the heat dissipation support 4 and the first heat dissipation fins 5 is facilitated, and the heat dissipation effect is improved.
In one embodiment, referring to fig. 1 to 3, the heat dissipating bracket 4 includes a first mounting portion 41, a second mounting portion 42, and a third mounting portion 43 integrally connected in sequence; the first mounting portion 411 is disposed at one side of the first mounting portion 41, and the first lighting assembly 1 is mounted at one side of the first mounting portion 41, and the second mounting portion 421 is disposed at one side of the second mounting portion 42, and the second lighting assembly 2 is mounted at one side of the second mounting portion 42. The third mounting portion 43 has a mounting groove 431 formed thereon, the mounting groove 431 is a through groove, the camera structure 8 is mounted in the mounting groove 431, and the camera structure 8 is electrically connected to the circuit board 3. Wherein, first installation department 41, second installation department 42 and third installation department 43 are integrative to connect in proper order and form heat dissipation support 4, first lighting assembly 1, second lighting assembly 2 and structure 8 of making a video recording are all installed on same heat dissipation support 4, the installation technology is very simple, and can strengthen first lighting assembly 1, the joint strength between second lighting assembly 2 and the structure 8 of making a video recording, and be convenient for first lighting assembly 1, the heat on second lighting assembly 2 and the structure 8 of making a video recording passes to and realizes giving off on heat dissipation support 4.
In one embodiment, referring to fig. 2 and fig. 3, the first lighting assembly 1 includes a first light source board 11, a light-gathering bead 12 and a cup-shaped lens 13, the first light source board 11 is electrically connected to the circuit board 3, the light-gathering bead 12 is disposed on the first light source board 11, the lens 13 is disposed on the first light source board 11 and covers the light-gathering bead 12, and the first light source board 11 is mounted on the first mounting portion 411 of the first mounting portion 41.
Specifically, the first mounting portion 41 is connected to one end of the second mounting portion 42, the first mounting portion 41 is disposed on a side of the second mounting portion 42 away from the second mounting portion 421, a thickness of the first mounting portion 41 in an axial direction thereof is smaller than a thickness of the second mounting portion 42 in the axial direction thereof, wherein an axial line of the first mounting portion 41 is parallel to an axial line of the second mounting portion 42, a side wall of the second mounting portion 42 and the first mounting portion 41 form an "L" shaped structure to take into account a mounting space of the lens 13, when the first light source board 11 is mounted on the first mounting portion 411 and the lens 13 is mounted on the first light source board 11, heights of the lens 13 and the second mounting portion 421 in the axial direction are close.
In this embodiment, a limiting portion 44 is integrally formed at an end of the first mounting portion 41 away from the second mounting portion 42, and the first light source plate 11 is mounted on one side of the first mounting portion 41 and abuts against between the limiting portion 44 and an outer side wall of the second mounting portion 42, so that the first light source plate 11 is limited.
Wherein, in this embodiment, the shaping has fixed column 46 on 41 one sides of first installation department, the fixed orifices has been seted up on first light source board 11, when first light source board 11 is installed in 41 one sides of first installation department, fixed column 46 and fixed orifices grafting cooperation, with the secondary spacing that realizes first light source board 11, strengthen spacing and installation intensity to first light source board 11, avoid first light source board 11 not hard up, and fixed column 46 passes through fastener locking with the fixed orifices, thereby realize that first light source board 11 is fixed in on 41 one sides of first installation department, the installation technology is very simple, improve the firm nature of installation in first installation department 41 of first lighting assembly 1.
In one embodiment, referring to fig. 2 and 3, the second lighting assembly 2 includes a second light source board 21 and a floodlight bead 22, the second light source board 21 is mounted on one side of the second mounting portion 42 and electrically connected to the circuit board 3, and the floodlight bead 22 is disposed on the second light source board 21. Second installation department 42 one side integrated into one piece has spacing post 45, has seted up spacing hole on the second light source board 21, and when second light source board 21 was installed in second installation department 42 one side, the spacing hole of second light source board 21 formed the cooperation of pegging graft with spacing post 45, realizes the installation and spacing of second light source board 21, and the installation technology is very simple, and strengthens the firm nature of installation of second light source board 21, also is the firm nature of installation of strengthening second lighting assembly 2 promptly.
In an embodiment, the invention further provides a lamp, which includes any one of the lamp cap structures and the housing, and the lamp cap structure is fixed at one end of the housing.
According to the lamp provided by the embodiment, the first mounting position 411 and the second mounting position 421 are respectively arranged on the integrally-formed heat dissipation bracket 4 of the lamp holder structure, so that the first lighting assembly 1 and the second lighting assembly 2 can be directly mounted on the same heat dissipation bracket 4, the mounting process is simple, the mounting firmness of the first lighting assembly 1 and the second lighting assembly 2 can be improved, and the situation that the overall stability and the effect of the lamp holder structure are poor due to the arrangement of a plurality of heat dissipation brackets 4 is avoided; in addition, the heat dissipation support 4 is of an integrally formed structure, so that heat dissipation of the lamp is facilitated.
Example two:
referring to fig. 5 to fig. 7, the difference between the present embodiment and the first embodiment is: the other side of the heat dissipation bracket 4 is provided with a plurality of second heat dissipation fins 6 which are uniformly distributed, each second heat dissipation fin 6 extends along the length direction of the heat dissipation bracket 4, and at least part of the second heat dissipation fins 6 extends into the heat dissipation cavity 422, that is, at least part of the second heat dissipation fins 6 extends into the heat dissipation cavity 422. Wherein, the extending direction of the second heat dissipation fins 6 is perpendicular to the axial direction of the heat dissipation bracket 4. And a plurality of second heat dissipating fins 6 are arranged at intervals, and every two adjacent second heat dissipating fins 6 are enclosed at intervals to form a first heat dissipating groove 61, that is, a plurality of second heat dissipating fins 6 are enclosed to form a plurality of first heat dissipating grooves 61, because at least part of the second heat dissipating fins 6 extend into the heat dissipating cavity 422, each first heat dissipating groove 61 extends along the length direction of the heat dissipating support 4 and is communicated with the heat dissipating cavity 422, so that each first heat dissipating groove 61 is communicated with the heat dissipating cavity 422 to form a heat dissipating flow channel.
When the lamp holder works, the heat of the first lighting assembly 1 and the second lighting assembly 2 can be conducted to the second heat dissipation fins 6 through the heat dissipation support 4 and can be directly contacted with air according to the extension shape of the second heat dissipation fins 6 to realize dissipation, the heat of the second heat dissipation fins 6 can also be radiated into the first heat dissipation groove 61 to realize dissipation along with the heat dissipation flow channel, the first heat dissipation groove 61 is communicated with the heat dissipation cavity 422 to form the heat dissipation flow channel, so that the air in the heat dissipation flow channel can flow conveniently, the dissipation of the heat in the heat dissipation flow channel can be accelerated, the heat dissipation effect of the heat dissipation support 4 is enhanced, the heat dissipation effect of the first lighting assembly 1 and the second lighting assembly 2 is also improved, the first lighting assembly 1 and the second lighting assembly 2 are prevented from being seriously scalded and damaged in the using process, and the service life of the lamp holder structure is prolonged.
Specifically, in this embodiment, the second heat dissipation fins 6 are disposed on a side of the heat dissipation bracket 4 away from the first mounting location 411, and at least a part of the second heat dissipation fins 6 extends from the side away from the first mounting location 411 to a side of the heat dissipation bracket 4 away from the second mounting location 421 and extends into the heat dissipation cavity 422, so that the first heat dissipation grooves 61 formed by enclosing two adjacent second heat dissipation fins 6 are all communicated with the heat dissipation cavity 422. The second heat dissipating fins 6 may extend linearly along the length direction of the heat dissipating support 4, or the second heat dissipating fins 6 may extend along the length direction of the heat dissipating support 4 in a bending manner, so as to increase the contact area between the two sides of the second heat dissipating fins 6 and the air and improve the heat dissipating effect.
Referring to fig. 7, in the present embodiment, the portion of the second heat sink fins 6 extending into the heat sink cavity 422 is formed on the inner wall of the heat sink cavity 422, so that the heat on the inner wall of the heat sink cavity 422 can also be directly conducted to the second heat sink fins 6 for dissipating, thereby enhancing the heat dissipation of the heat sink bracket 4.
In one embodiment, in this embodiment, the second heat dissipating fins 6 are integrally formed on the other side of the heat dissipating support 4, specifically, the heat dissipating support 4 and the second heat dissipating fins 6 are integrally die-cast and formed by using a metal material, so as to avoid the situation that a heat sink is adhered to the heat dissipating support 4, improve the connection strength between the heat dissipating support 4 and the second heat dissipating fins 6, and simplify the assembling process of the heat dissipating support 4.
The rest of this embodiment is the same as the first embodiment, and the unexplained features in this embodiment are explained by the first embodiment, which is not described herein again.
Example three:
referring to fig. 8, the difference between the present embodiment and the second embodiment is: the other side of the heat dissipation bracket 4 is provided with a plurality of third heat dissipation fins 7, each third heat dissipation fin 7 extends along the width direction of the heat dissipation bracket 4 and is connected to each second heat dissipation fin 6, that is, the second heat dissipation fins 6 are provided with a plurality of third heat dissipation fins 7. The plurality of third heat dissipation fins 7 are arranged at intervals, two adjacent third heat dissipation fins 7 are enclosed at intervals to form second heat dissipation grooves 71, and each second heat dissipation groove 71 extends along the width direction of the heat dissipation bracket 4 and is respectively communicated with the first heat dissipation groove 61; the extending direction of the third heat dissipating fins 7 is perpendicular to the axial direction of the heat dissipating bracket 4 and perpendicular to the extending direction of the second heat dissipating fins 6, and the extending direction of the second heat dissipating grooves 71 is correspondingly perpendicular to the extending direction of the first heat dissipating grooves 61. The second heat sink 71 is communicated with the heat sink cavity 422 through the first heat sink 61 to form a heat sink channel, the heat on the heat sink support 4 can be sequentially conducted to the second heat sink fins 6 and the third heat sink fins 7 to be dissipated, and the heat on the heat sink support 4, the second heat sink fins 6 and the third heat sink fins 7 can be dissipated through the heat sink channel.
The heat dissipation support 4, the second heat dissipation fins 6 and the third heat dissipation fins 7 are integrally formed by die casting, so that the connection strength among the heat dissipation support 4, the second heat dissipation fins 6 and the third heat dissipation fins 7 is improved, and the heat dissipation effect is also improved.
The rest of this embodiment is the same as the embodiment, and the unexplained features in this embodiment are explained by the embodiment one, which is not described herein again.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. A lamp holder structure is characterized by comprising a first lighting assembly, a second lighting assembly, a circuit board and a heat dissipation bracket fixed on the circuit board; the heat dissipation bracket is of an integrally formed structure, and one side of the heat dissipation bracket is at least provided with a first mounting position and a second mounting position which are arranged at intervals; in the axial direction of the heat dissipation bracket, a height difference exists between the first installation position and the second installation position; the first lighting assembly is mounted on the first mounting position, the second lighting assembly is mounted on the second mounting position, and the circuit board is electrically connected to the first lighting assembly and the second lighting assembly respectively.
2. The lamp holder structure according to claim 1, wherein a side of the heat dissipation bracket facing away from the second mounting position is recessed to form a heat dissipation cavity communicated with the outside.
3. The lamp head structure of claim 2 wherein the heat dissipating cavity has first heat dissipating fins formed on an inner wall thereof.
4. The lamp head structure of claim 2 wherein a plurality of second heat dissipating fins are spaced from one another on the other side of the heat dissipating support; each second heat dissipation fin extends along the length direction of the heat dissipation bracket, and at least part of the second heat dissipation fins extend into the heat dissipation cavity; two adjacent second heat dissipation fins surround to form first heat dissipation grooves, and each first heat dissipation groove is communicated with the heat dissipation cavity.
5. The lamp head structure of claim 4 wherein a plurality of spaced third heat sink fins are disposed on the other side of the heat sink support; each third heat dissipation fin extends along the width direction of the heat dissipation bracket and is connected to each second heat dissipation fin; and two adjacent third radiating fins surround to form second radiating grooves, and each second radiating groove is communicated with the first radiating groove.
6. The lamp head structure of claim 5 wherein said heat sink bracket, said second heat sink fins and said third heat sink fins are integrally die cast.
7. The lamp cap structure according to any one of claims 1 to 6, wherein the heat dissipation bracket comprises a first mounting portion, a second mounting portion and a third mounting portion connected in sequence, the first mounting portion is disposed on one side of the first mounting portion, the second mounting portion is disposed on one side of the second mounting portion, the third mounting portion is provided with a mounting groove, and a camera structure electrically connected to the circuit board is mounted in the mounting groove.
8. The lamp head structure of claim 7, wherein the first mounting portion has a smaller thickness in the axial direction than the second mounting portion, and a stopper portion is formed at an end of the first mounting portion away from the second mounting portion; the first lighting assembly comprises a first light source plate electrically connected to the circuit board and a light gathering lamp bead arranged on the first light source plate, the first light source plate is arranged on one side of the first installation portion and limited in the limiting portion and between the outer side walls of the second installation portion.
9. The lamp holder structure of claim 7, wherein a limiting post is formed on one side of the second mounting portion, the second lighting assembly comprises a second light source board electrically connected to the circuit board and a floodlight bead arranged on the second light source board, a limiting hole is formed in the second light source board, and the limiting post and the limiting hole form a plug-in fit.
10. A luminaire comprising a cap structure as claimed in any one of the claims 1-9.
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| CN202010358475.3A CN111503548B (en) | 2020-04-29 | 2020-04-29 | Lamp holder structure and lamp |
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| CN111503548B (en) | 2023-04-14 |
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Effective date of registration: 20230428 Address after: 518000 room 1106, 11th floor, building B, haiyangwang science and technology building, Gaoxin West Road, Dongzhou community, Guangming Street, Guangming District, Shenzhen City, Guangdong Province Patentee after: Shenzhen haiyangwang railway Lighting Technology Co.,Ltd. Patentee after: Shenzhen ocean King Petrochemical Lighting Technology Co.,Ltd. Patentee after: Shenzhen ocean King ship venue Lighting Technology Co.,Ltd. Patentee after: Shenzhen Ocean King Technology Co.,Ltd. Patentee after: SHEN ZHEN OCEAN'S KING LIGHTING ENGINEERING Co.,Ltd. Patentee after: OCEAN'S KING LIGHTING SCIENCE & TECHNOLOGY Co.,Ltd. Patentee after: OCEAN'S KING (DONGGUAN) LIGHTING TECHNOLOGY Co.,Ltd. Patentee after: Shenzhen haiyangwang power grid Lighting Technology Co.,Ltd. Patentee after: Shenzhen Ocean King Metallurgical Lighting Technology Co.,Ltd. Patentee after: Shenzhen haiyangwang petroleum Lighting Technology Co.,Ltd. Patentee after: Shenzhen ocean King Green Lighting Technology Co.,Ltd. Patentee after: Shenzhen Ocean Wanggongxiao Lighting Technology Co.,Ltd. Address before: 518000 AC, 23rd Floor, Block A, Haiwang Building, Nanshan Street, Nanshan District, Shenzhen City, Guangdong Province Patentee before: SHEN ZHEN OCEAN'S KING LIGHTING ENGINEERING Co.,Ltd. Patentee before: OCEAN'S KING LIGHTING SCIENCE & TECHNOLOGY Co.,Ltd. Patentee before: OCEAN'S KING (DONGGUAN) LIGHTING TECHNOLOGY Co.,Ltd. |
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