CN105674074B - Lighting device - Google Patents
Lighting device Download PDFInfo
- Publication number
- CN105674074B CN105674074B CN201610069819.2A CN201610069819A CN105674074B CN 105674074 B CN105674074 B CN 105674074B CN 201610069819 A CN201610069819 A CN 201610069819A CN 105674074 B CN105674074 B CN 105674074B
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- Prior art keywords
- heat dissipation
- tube body
- fixed substrate
- heat
- lighting device
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Classifications
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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
- F21V29/502—Cooling arrangements characterised by the adaptation for cooling of specific components
- F21V29/503—Cooling arrangements characterised by the adaptation for cooling of specific components of light sources
-
- 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
- F21V29/56—Cooling arrangements using liquid coolants
Abstract
A kind of lighting device includes firm banking, fixed substrate, lampshade, mounting assembly, LED module and cyclic module group.Firm banking has fixed cavity.Fixed substrate offers tap hole and inflow hole.Lampshade and fixed substrate surround accommodating cavity, and accommodating cavity is equipped with heat eliminating medium, and mounting assembly includes installation tube body and installation position, and circulation cavity is formed in installing pipe body.LED module includes several LED sub-light sources, and several LED sub-light sources are arranged in a one-to-one correspondence respectively in installation position.Cyclic module group includes recirculation assembly and circulating line, and recirculation assembly is connected to the second end of inflow hole, and the first end of circulating line is connected to the second end of tap hole, and second end is connected to recirculation assembly.Recirculation assembly includes the pump housing and power supply mould group, and power supply mould group and the pump housing are electrically connected.Above-mentioned illuminator structure is relatively simple and can play the role of circulation, good heat dispersion performance to heat eliminating medium.
Description
Technical field
The present invention relates to lighting technical fields, more particularly to a kind of lighting device.
Background technique
Currently, the performance requirement of illuminating LED increasingly improves with the development and maturation of great power LED technology, and
LED can directly and efficiently convert electrical energy into visible light, possess the service life up to tens of thousands of hours~100,000 hour, with matter
The advantages that excellent, durable and energy saving, defeats conventional lamp.
Further, the light efficiency of the white light LEDs of industrialization at present can achieve 70lm/W~90m/W, m/W, that is, flow
Bright/watt, considerably beyond conventional lamp, e.g., the light efficiency of ordinary incandescent lamp is horizontal, and high-power LED lamp is known as generation 21 century
For the forth generation lighting source of fluorescent lamp and incandescent lamp.
Common, LED needs therefore, designing at 80 DEG C hereinafter, higher light efficiency and longer service life can be obtained
When LED lamp, the heat dissipation to LED lamp is needed to propose higher requirement, when luminous, especially great power LED is shining LED
When, a large amount of heat can be generated, if in the case that these heats can not scatter and disappear to outside well, being easy to cause LED
Light decay reduces luminous efficiency and service life.
In view of the above-mentioned problems, occurring LED lamp much with heat sinking function, still, existing LED lamp on the market
It not can be well solved heat dissipation problem still, especially solve the heat dissipation problem of high-power LED lamp.
Summary of the invention
Based on this, it is necessary to provide a kind of structure compared with the simple and higher lighting device of heat dissipation performance.
A kind of lighting device, comprising:
Firm banking, the firm banking has hollow structure, interior to form fixed cavity；
Fixed substrate, the fixed substrate are installed on the firm banking, and the fixed substrate offers tap hole and stream
Enter hole；
Lampshade, the lampshade is provide with the fixed substrate, and surrounds accommodating cavity, the accommodating cavity with the fixed substrate
Body is equipped with heat eliminating medium, also, the accommodating cavity is connected to the first end of the tap hole；
Mounting assembly, the mounting assembly include several installations installing tube body and being set on the installation tube body
Position, the hollow setting of the installation tube body is interior to form circulation cavity, and the installation tube body is set to the fixed substrate, also,
The circulation cavity is connected to the first end of the inflow hole and the accommodating cavity respectively；
LED module, the LED module include several LED sub-light sources, and several LED sub-light sources correspond respectively to be set
It is placed in the installation position；
Cyclic module group, the cyclic module group include recirculation assembly and circulating line, the recirculation assembly and the inflow hole
Second end connection, the first end of the circulating line is connected to the second end of the tap hole, second end and the circulation
Component connection；Wherein, the recirculation assembly includes the pump housing and power supply mould group, and the power supply mould group and the pump housing are electrically connected,
The pump housing is connected to the second end of the second end of the inflow hole and the circulating line respectively.
The power supply mould group is also electrically connected with the LED module in one of the embodiments,.
At least two tap holes, and at least two circulation pipes of setting are set in one of the embodiments,
The first end one-to-one correspondence in road, each circulating line is connected to the second end of a tap hole.
The LED module further includes several reflectors in one of the embodiments, and each reflector corresponds
It is provide with a LED sub-light source.
The LED sub-light source is LED chip in one of the embodiments,.
The heat eliminating medium is liquid heat eliminating medium in one of the embodiments,.
Above-mentioned lighting device passes through setting firm banking, fixed substrate, lampshade, mounting assembly, LED module and cyclic module
Group, structure is relatively simple and cost is relatively low, in addition, can play circulation to heat eliminating medium using the negative pressure that cyclic module group generates
Effect, good heat dispersion performance.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the lighting device of an embodiment of the present invention；
Fig. 2 is the partial structural diagram of the lighting device of an embodiment of the present invention；
Fig. 3 is the partial structural diagram of the lighting device of an embodiment of the present invention；
Fig. 4 is the partial structural diagram of the lighting device of an embodiment of the present invention；
Fig. 5 is the structural schematic diagram of the lighting device of another embodiment of the present invention.
Specific embodiment
To facilitate the understanding of the present invention, a more comprehensive description of the invention is given in the following sections with reference to the relevant attached drawings.In attached drawing
Give better embodiment of the invention.But the invention can be realized in many different forms, however it is not limited to herein
Described embodiment.On the contrary, the purpose of providing these embodiments is that making to understand more the disclosure
Add thorough and comprehensive.
It should be noted that it can directly on the other element when element is referred to as " being fixed on " another element
Or there may also be elements placed in the middle.When an element is considered as " connection " another element, it, which can be, is directly connected to
To another element or it may be simultaneously present centering elements.Term as used herein " vertical ", " horizontal ", " left side ",
" right side " and similar statement for illustrative purposes only, are not meant to be the only embodiment.
Unless otherwise defined, all technical and scientific terms used herein and belong to technical field of the invention
The normally understood meaning of technical staff is identical.Term as used herein in the specification of the present invention is intended merely to description tool
The purpose of the embodiment of body, it is not intended that in the limitation present invention.Term " and or " used herein includes one or more
Any and all combinations of relevant listed item.
For example, a kind of lighting device, comprising: firm banking, the firm banking have hollow structure, and interior formed is fixed
Cavity；Fixed substrate, the fixed substrate are installed on the firm banking, and the fixed substrate offers tap hole and inflow
Hole；Lampshade, the lampshade is provide with the fixed substrate, and surrounds accommodating cavity with the fixed substrate, and the accommodating cavity holds
It is equipped with heat eliminating medium, also, the accommodating cavity is connected to the first end of the tap hole；Mounting assembly, the mounting assembly
Including installation tube body and several installation positions being set on the installation tube body, the hollow setting of the installation tube body, interior shape
At circulation cavity, the installation tube body is set to the fixed substrate, also, the circulation cavity respectively with the inflow hole
First end and accommodating cavity connection；LED module, the LED module include several LED sub-light sources, several LED sub-lights
Source is arranged in a one-to-one correspondence respectively in the installation position；Cyclic module group, the cyclic module group include recirculation assembly and circulating line, institute
It states recirculation assembly to be connected to the second end of the inflow hole, the second end of the first end of the circulating line and the tap hole connects
Logical, second end is connected to the recirculation assembly；Wherein, the recirculation assembly includes the pump housing and power supply mould group, the power supply mould
Group is electrically connected with the pump housing, and the pump housing connects with the second end of the inflow hole and the second end of the circulating line respectively
It is logical.
For a further understanding of above-mentioned lighting device, another example is, referring to Fig. 1, lighting device 10 includes: fixation
Pedestal 100, fixed substrate 200, lampshade 300, mounting assembly 400, LED module 500 and cyclic module group 600, firm banking 100 and
Lampshade 300 is respectively arranged at two sides of fixed substrate 200, and mounting assembly 400 is set to fixed substrate 200 and is located at lampshade
Inside 300, LED module 500 is set to mounting assembly 400, and cyclic module group 600 is set to inside firm banking 100.
Referring to Fig. 1, firm banking 100 has hollow structure, fixed cavity, the fixation are formed in firm banking 100
Cavity is for installing and fixing recirculation assembly 600.Firm banking 100 is used to for lighting device 10 to be mounted and fixed on external branch
On frame, for example, the bracket of the outside includes but is not limited to the bracket of the indoor or outdoors such as ceiling, wall, desktop, lamp stand
On.
In order to which more securely the lighting device is mounted on the bracket of the outside, for example, the firm banking
Bottom is provided with supporting support, and the supporting support includes several support legs, and the end of the support leg is provided with clamp assemblies,
The clamp assemblies are used to the firm banking being mounted on outside support, and e.g., the clamp assemblies are held on the outside
Bracket on, in this way, more preferably the lighting device can be mounted on the bracket of the outside.
In order to which more securely the lighting device is mounted on the bracket of the outside, for example, the clamp assemblies packet
At least two clamping pieces are included, surround holding tank between at least two clamping pieces；For another example, the holding tank has " V " font
Structure；For another example, the clamping piece offers threaded hole, and the clamp assemblies further include threaded fastener, the threaded fastener
Wear the threaded hole；For another example, the threaded fastener is screw, screw or nut, in this way, utilizing the clamping piece and institute
Stating threaded fastener more securely can be mounted on the lighting device on the bracket of the outside.
The lighting device on bracket in order to make to be mounted on the outside has better shockproof and cushion performance, from
And the vibration generated when can preferably reduce lighting device by largely external impact, and then can preferably protect
For example, the support leg has bending structure, and elastic buffer portion is arranged in the lighting device at crooked place；For another example, institute
The lateral wall for stating elastic buffer portion is provided with the fold ring of several ring structures, and several fold rings are successively spaced setting, this
Sample can be such that the lighting device being mounted on the bracket of the outside has more using the buffer part and the fold ring
Good shockproof and cushion performance, so as to the vibration generated when preferably reducing lighting device by largely external impact
It is dynamic, and then can preferably protect the lighting device.
Referring to Fig. 1, fixed substrate 200 is installed on the firm banking 100, fixed substrate 200 offers tap hole 210
And inflow hole 220.For example, the tap hole and the inflow hole run through the fixed substrate, e.g., heat eliminating medium passes through the stream
Portal and the inflow hole passes through the fixed substrate, for improving heat dissipation performance.
Referring to Fig. 1, lampshade 300 is provide with fixed substrate 200, and lampshade 300 and fixed substrate 200 surround accommodating cavity
310, accommodating cavity 310 is equipped with heat eliminating medium, also, accommodates cavity 310 and be connected to the first end of tap hole 210, in this way, dissipating
Thermal medium can be flowed into the accommodating inside cavity by the tap hole, play the effect of circulation cooling, and the heat dissipation is situated between
Matter is during flowing, the heat generated when can quickly and in time take away 500 normal luminous of LED module, to avoid heat
Amount avoided thermogenetic light decay there is a phenomenon where accumulating.For example, the heat eliminating medium is liquid heat eliminating medium, for another example,
The heat eliminating medium is emulsus heat eliminating medium, and for another example, the heat eliminating medium is gas shape heat eliminating medium, and certainly, the heat dissipation is situated between
Matter can also be the heat eliminating medium of other phases, for another example, described as long as ensuring that the heat eliminating medium has preferable mobility
Heat eliminating medium is placed in the accommodating cavity in low temperature in solid form, and in higher temperature, e.g., the LED module is normal
Shine when, the heat eliminating medium is placed in the accommodating cavity in liquid form, and then ensures mobility, in this way, transport or
When carrying, i.e., when temperature is lower, the LED module is when shining, and the heat eliminating medium of solid-state form can preferably low reinforcement
The mechanical performance of the lighting device can be effectively filled in the lampshade, assisted the lampshade, preferably improved mechanical
Performance.
Referring to Fig. 1, mounting assembly 400 includes installation tube body 410 and is set to several on the installation tube body 410
Installation position (is blocked in Fig. 1 by LED module 500), and the hollow setting of tube body 410 is installed, and also referring to Fig. 3, is installed in tube body 410
Portion forms circulation cavity 411, and installation tube body 410 is set to fixed substrate 200, also, circulate cavity 411 respectively with inflow hole
220 first end and accommodating cavity 310 is connected to, that is to say, that and the circulation cavity has first-class go side and second go side,
The first end of the first-class go side and the inflow hole 220 circulates, and the second go side and the accommodating cavity 310 connect
It is logical.For example, the heat eliminating medium is entered to one end of the installation tube body, i.e., the described heat dissipation by the accommodating cavity 310 first
Medium is entered to the second go side of the circulation cavity by the accommodating cavity 310 first, flows through the installation tubular body
Circulation cavity after, enter to inside the inflow hole, the circulation module internal flowed by the inflow hole later, is connect
, it is flowed out in the tap hole by the cyclic module group, and flowed out by the tap hole or flow back into the flowing lumen body
Portion, in this way, the heat eliminating medium completes a circulation operation, in this way, heat eliminating medium can be in the process circulated
In, it can quickly, in time and the heat that generates of while continuously taking away 500 normal luminous of LED module, to avoid heat generation
The phenomenon that accumulation, and then thermogenetic light decay was avoided, in this way, liquid-cooled and/or air-cooled heat dissipation effect can be played.
Referring to Fig. 1, LED module 500 includes several LED sub-light sources 510, several LED sub-light sources 510 correspond respectively
It is set to the installation position, e.g., several LED sub-light sources are successively spaced apart on the installation tube body.For example, described
LED sub-light source is LED chip.For example, the LED module further includes several reflectors, each reflector corresponds cover
If a LED sub-light source, for protecting the LED module.
Referring to Fig. 1, cyclic module group 600 includes recirculation assembly 610 and circulating line 620, recirculation assembly 610 and inflow hole
220 second end connection, the first end of circulating line 620 are connected to the second end of tap hole 210, and the second of circulating line 620
End is connected to the recirculation assembly 610.
In order to preferably improve the mobility of the heat eliminating medium, the LED module is taken away to improve the heat eliminating medium
The rate of the heat of generation, and then heat dissipation performance is improved, for example, the recirculation assembly includes the pump housing and power supply mould group, the electricity
Source mould group and the pump housing are electrically connected, the pump housing respectively with the second end of the inflow hole and the circulating line second
End connection；For another example, at least two tap holes, and at least two circulating lines of setting, each circulation are set
The first end one-to-one correspondence of pipeline is connected to the second end of a tap hole, is produced when in this way, being worked normally using the pump housing
Raw negative pressure can provide required power when heat eliminating medium flowing, continuously so as to preferably improve
The mobility of the heat eliminating medium, to improve the rate that the heat eliminating medium takes away the heat that the LED module generates, Jin Erti
High heat dispersion.For another example, the power supply mould group also with the LED module be electrically connected, for another example, the power supply mould group also with outside
Power supply connection.For another example, the circulating line is additionally provided with communicating pipe, and the runner pipe is provided with valve, when the closing valve
Men Shi, the communicating pipe closes, and when opening the valve, the communicating pipe is opened, for example, inside the lighting device
It, can be by the valve and the communicating pipe come inside to the lighting device when heat eliminating medium is needed replacing or supplemented
Heat eliminating medium needs replacing or complement operation, so as to greatly extend the service life of the lighting device.
The circulation path of the circulation medium is as follows:
When not opening the recirculation assembly, the heat eliminating medium is in non-circulation device, i.e., the described heat eliminating medium is in institute
Accommodating inside cavity is stated to remain static.
When opening the recirculation assembly, based on the negative pressure that the recirculation assembly generates, the heat eliminating medium is by the appearance
One end that the installation tube body is entered to inside cavity 310 is set, i.e., the described heat eliminating medium inside the accommodating cavity 310 by entering
To the second go side of the circulation cavity, after the circulation cavity for flowing through the installation tubular body, the inflow hole is entered to
Inside flows into the circulation module internal by the inflow hole again later, then, flows out to the stream by the cyclic module group
In portalling, and the circulation inside cavity is flowed out by the tap hole or flow back into, is followed in this way, the heat eliminating medium completes one
Ring flow-through operation, in this way, heat eliminating medium can be during circulating, it can quickly, in time and continually area
The heat generated when walking 500 normal luminous of LED module to avoid heat there is a phenomenon where accumulating, and then avoided thermogenetic
Light decay, in this way, liquid-cooled and/or air-cooled heat dissipation effect can be played.
It should be noted that the LED module, in adstante febre, most heat can be transferred directly to the installation tube body
On, and the heat eliminating medium of circulation can also be taken away described other than it can directly take away the heat that the LED module generates
The heat being transmitted on installation inboard wall of tube body and outer wall by the LED module, in this way, can efficiently and in time take away
The heat that LED module generates, and by these even heats be transferred in the entirety of the heat eliminating medium, it is situated between by the heat dissipation
Matter plays liquid-cooled heat dissipation effect further by these heat losses into extraneous air.
In addition, the heat eliminating medium of circulation can also further increase venturi effect relative to static heat eliminating medium,
That is flow-disturbing effect, in this way, can reduce to a certain extent the rotten of the heat eliminating medium or other by static the problem of bringing.
In order to further increase the heat dissipation performance of the installation tube body, for example, referring to Fig. 2, installation tube body 410 has spiral shell
Shape structure is revolved, and the side wall of the installation tube body 410 offers several auxiliary exchange hole (not shown), several auxiliary are handed over
It changes between hole and is provided with interval, in this way, the installation tube body of helical structure can greatly improve the installation of LED sub-light source
Area, brightness and power higher lighting requirements more so as to meet quantity, and it is based on above structure, it can also be into
One step improves the cooling surface area of the installation tube body, so as to take into account high power and the big requirement of quantity of heat production, and then can be with
Further increase the heat dissipation performance of the installation tube body.
In order to further increase the heat dissipation performance of the installation tube body, for example, the installing pipe has distortion and/or bending
Helical structure；For another example, there are the installation tube body several spires to connect to be formed, and each spire is additionally provided with auxiliary
Communicating pipe, the auxiliary communication pipe are connected to the circulation cavity；For another example, the installation tube body has first end and second end,
The internal diameter of the installation tube body is gradually increased by the first end to the second end；For another example, it is set on the installation tube body
The quantity of the auxiliary exchange hole be gradually reduced by the first end to the second end；For another example, the auxiliary exchange hole
Hole wall is obliquely installed, and the extending direction of the auxiliary exchange hole is arranged towards the second end, in this way, institute can further be increased
The cooling surface area of installation tube body and the trafficability performance to heat eliminating medium are stated, and then can be further improved the installation tube body
Heat dissipation performance.
It is appreciated that being dissipated described since the volume of the accommodating cavity is far longer than the volume of the circulation cavity
Flow velocity of the thermal medium inside the lampshade is far longer than the flow velocity of the installation tubular body, therefore, in the installing pipe body
The heat eliminating medium in portion is better than external heat dissipation effect to the transport effect of heat, i.e. heat dissipation effect, therefore, in order to further mention
The heat dissipation performance of the high installation tubular body, for example, referring to Fig. 4, installation tube body 410 includes being sequentially overlapped setting first to dissipate
The heat dissipation of thermally stratified layer 412, second layering 413 and third heat dissipation layering 414, the first heat dissipation layering are set towards the accommodating cavity
It sets, the third heat dissipation layering is arranged towards the circulation cavity；For another example, it is described first heat dissipation layering, second heat dissipation layering and
The identical setting of material phase exclusive or of third heat dissipation layering；For another example, the first heat dissipation layering, the second heat dissipation layering and third heat dissipation
The thickness of layering successively successively decreases；For another example, the installation tube body has distortion, spiral or/and warp architecture；For another example, described first
Heat dissipation layering opens up fluted far from the side of the second heat dissipation layering, and the installation position is formed on the bottom of the groove；Again
Such as, it is provided with mounting jaw at the marginal position of the installation position, in this way, can be further improved dissipating for the installation tubular body
Hot property.
In order to further increase the heat dissipation performance of the installation tubular body, the first heat dissipation layering, described second dissipate
The different setting of material of thermally stratified layer and third heat dissipation layering, and three forms heat transfer gradient, it is described for will be close to
It installs at the heat transfer to the inner wall position of the installation tube body of the outer wall of tube body, for assisting the effective of the heat eliminating medium
Heat dissipation performance.
For example, the first heat dissipation layering includes each component of following mass parts:
90 parts~92 parts of copper, 2 parts~4.5 parts of aluminium, 1 part~2.5 parts of magnesium, 0.5 part~0.8 part of nickel, 0.1 part~0.3 part of iron,
1.5 parts~4.5 parts of vanadium, 0.1 part~0.4 part of manganese, 0.5 part~0.8 part of titanium, 0.5 part~0.8 part of chromium, 0.5 part of vanadium~0.8 part, silicon
0.8 part~15 parts and 0.5 part~2 parts graphenes.
For example, the second heat dissipation layering includes each component of following mass parts:
60 parts~65 parts of copper, 55 parts~60 parts of aluminium, 0.8 part~1.2 parts of magnesium, 0.2 part~0.5 part of manganese, titanium 0.05 part~0.3
0.3 part~0.5 part and 0.1 part~0.3 part part, 0.05 part~0.1 part of chromium, 0.05 part~0.3 part of vanadium, silicon graphene.
For example, the third heat dissipation layering includes each component of following mass parts:
88 parts~93 parts of aluminium, 5.5 parts~10.5 parts of silicon, 0.3 part~0.7 part of magnesium, 0.05 part~0.3 part of copper, 0.2 part of iron~
0.8 part, 0.2 part~0.5 part of manganese, 0.05 part~0.3 part of titanium, 0.05 part~0.1 part of chromium, 0.05 part~0.3 part of vanadium and 5 parts~15
Part graphene.
In this way, be respectively adopted each component of mass parts as above it is described first heat dissipation layering, it is described second heat dissipation layering and
Third heat dissipation layering can form heat transfer gradient, for will be close to the installation tube body outer wall heat transfer to institute
At the inner wall position for stating installation tube body, for assisting the effective heat dissipation energy of the heat eliminating medium.
In order to make the fixed substrate better play the effect of auxiliary heat dissipation, for example, the side side of the fixed substrate
Several heat dissipation raised lines are arranged in edge protrusion, and the heat dissipation raised line has bending structure, and form continuous multiple scarce side squares
Structure；For another example, the heat dissipation raised line has continuous " several " character form structure；For another example, the fixed substrate has trapezoidal mesa-shaped knot
Structure, four side edges have planar structure, are respectively formed the first radiating surface, the second radiating surface, third radiating surface and the 4th
Radiating surface, it is scattered that several heat dissipation raised lines specifically include the first heat dissipation raised line, the second heat dissipation raised line, third heat dissipation raised line and the 4th
Hot raised line, the first heat dissipation raised line, the second heat dissipation raised line, third heat dissipation raised line and the 4th heat dissipation raised line point
It is not set to first radiating surface, second radiating surface, the third radiating surface and the 4th radiating surface；For another example, institute
The upper bottom surface that lampshade is set to the fixed substrate is stated, the firm banking is connect with the bottom surface of the fixed substrate；For another example,
Several heat dissipation raised lines are an integral molding structure；For another example, the heat dissipation raised line has the bending structure of arc angling；For another example,
The first heat dissipation raised line, the second heat dissipation raised line, third heat dissipation raised line and the 4th heat dissipation raised line and described
First radiating surface, second radiating surface, the position of the third radiating surface and the 4th radiating surface and structure are according to institute
The position for stating inflow hole and the tap hole can be neatly adjusted, to ensure that the effect of rapid cooling can be played.
In order to further increase the heating conduction and insulation performance of the heat eliminating medium, for example, the heat eliminating medium packet
Include each component of following quality point: 95 parts~98 parts of base oil, 0.01 part~2.0 parts of high-temperature antioxidant, 0.01 part of detersive~
2.0 parts, 0.01 part~1.0 parts of dispersing agent, 0.01 part~0.5 part of matal deactivator；For another example, the base oil is HVI class base
At least one of plinth oil, naphthenic base oils or alkylbenzene, in this way, can be further improved the thermal conductivity of the heat eliminating medium
Energy and insulation performance.
It should be noted that referring to Fig. 5, according to actual needs, the heat eliminating medium is in the tap hole 210 and institute
The circulating direction for stating inflow hole 220 can also be adjusted neatly, for example, the heat eliminating medium is flowed into from the tap hole, from institute
It states inflow hole and flows out the heat eliminating medium.
Above-mentioned lighting device 10 passes through setting firm banking 100, fixed substrate 200, lampshade 300, mounting assembly 400, LED
Mould group 500 and cyclic module group 600, structure is relatively simple and cost is relatively low, in addition, the negative pressure generated using cyclic module group 600 can be with
Play the role of circulation, good heat dispersion performance to heat eliminating medium.
It should be noted that the other embodiment of the present invention further includes that technical characteristic in the various embodiments described above be combined with each other
It is formed by, the lighting device that can implement.
Each technical characteristic of embodiment described above can be combined arbitrarily, for simplicity of description, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, all should be considered as described in this specification.
Only several embodiments of the present invention are expressed for embodiment described above, and the description thereof is more specific and detailed, but
It cannot be construed as a limitation to the scope of the present invention.It should be pointed out that for the ordinary skill people of this field
For member, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to of the invention
Protection scope.Therefore, the scope of protection of the patent of the invention shall be subject to the appended claims.
Claims (6)
1. a kind of lighting device characterized by comprising
Firm banking, the firm banking has hollow structure, interior to form fixed cavity；
Fixed substrate, the fixed substrate are installed on the firm banking, and the fixed substrate offers tap hole and inflow hole；
Lampshade, the lampshade is provide with the fixed substrate, and surrounds accommodating cavity with the fixed substrate, and the accommodating cavity holds
It is equipped with heat eliminating medium, also, the accommodating cavity is connected to the first end of the tap hole；
Mounting assembly, the mounting assembly include several installation positions installing tube body and being set on the installation tube body, institute
The installation hollow setting of tube body is stated, interior to form circulation cavity, the installation tube body is set to the fixed substrate, also, described
Circulation cavity is connected to the first end of the inflow hole and the accommodating cavity respectively；
LED module, the LED module include several LED sub-light sources, several LED sub-light sources be arranged in a one-to-one correspondence respectively in
The installation position；
Cyclic module group, the cyclic module group include recirculation assembly and circulating line, and the of the recirculation assembly and the inflow hole
The connection of two ends, the first end of the circulating line are connected to the second end of the tap hole, second end and the recirculation assembly
Connection；Wherein, the recirculation assembly includes the pump housing and power supply mould group, and the power supply mould group and the pump housing are electrically connected, described
The pump housing is connected to the second end of the second end of the inflow hole and the circulating line respectively；
Wherein, the installation tube body includes being sequentially overlapped the first heat dissipation of setting layering, the second heat dissipation layering and third heat dissipation layering,
The first heat dissipation layering is arranged towards the accommodating cavity, and the third heat dissipation layering is arranged towards the circulation cavity, institute
State the different setting of material of the first heat dissipation layering, the second heat dissipation layering and third heat dissipation layering；
The installation tube body has helical structure, and the side wall of the installation tube body offers several auxiliary exchange holes, Ruo Gansuo
It states and is provided with interval between auxiliary exchange hole；There are the installation tube body several spires to connect to be formed, each spire
It is additionally provided with auxiliary communication pipe, the auxiliary communication pipe is connected to the circulation cavity；The installation tube body has first end and the
The internal diameter at two ends, the installation tube body is gradually increased by the first end to the second end；It is set on the installation tube body
The quantity of the auxiliary exchange hole be gradually reduced by the first end to the second end；The hole wall of the auxiliary exchange hole inclines
The extending direction of tiltedly setting, the auxiliary exchange hole is arranged towards the second end；
Several heat dissipation raised lines are arranged in the side edge protrusion of the fixed substrate, and the heat dissipation raised line has bending structure, and
Form continuous multiple scarce side square structures；The heat dissipation raised line has continuous " several " character form structure；The fixed substrate
With trapezoidal mesa-shaped structure, four side edges have planar structure, are respectively formed the first radiating surface, the second radiating surface, the
Three radiating surfaces and the 4th radiating surface, several heat dissipation raised lines specifically include the first heat dissipation raised line, the second heat dissipation raised line, third and dissipate
Hot raised line and the 4th heat dissipation raised line, the first heat dissipation raised line, the second heat dissipation raised line, third heat dissipation raised line and described
4th heat dissipation raised line is respectively arranged at first radiating surface, second radiating surface, the third radiating surface and the described 4th
Radiating surface；The lampshade is set to the upper bottom surface of the fixed substrate, the bottom surface of the firm banking and the fixed substrate
Connection；Several heat dissipation raised lines are an integral molding structure；The heat dissipation raised line has the bending structure of arc angling.
2. lighting device according to claim 1, which is characterized in that the power supply mould group is also electrical with the LED module
Connection.
3. lighting device according to claim 1, which is characterized in that at least two tap holes of setting, and setting
At least two circulating lines, the first end of each circulating line is corresponded to be connected with the second end of a tap hole
It is logical.
4. lighting device according to claim 1, which is characterized in that the LED module further includes several reflectors, each
The reflector one-to-one correspondence is provide with a LED sub-light source.
5. lighting device according to claim 4, which is characterized in that the LED sub-light source is LED chip.
6. lighting device according to claim 1, which is characterized in that the heat eliminating medium is liquid heat eliminating medium.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610069819.2A CN105674074B (en) | 2016-01-29 | 2016-01-29 | Lighting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610069819.2A CN105674074B (en) | 2016-01-29 | 2016-01-29 | Lighting device |
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| Publication Number | Publication Date |
|---|---|
| CN105674074A CN105674074A (en) | 2016-06-15 |
| CN105674074B true CN105674074B (en) | 2019-02-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610069819.2A Active CN105674074B (en) | 2016-01-29 | 2016-01-29 | Lighting device |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107726273B (en) * | 2017-09-26 | 2019-09-13 | 东莞市闻誉实业有限公司 | Luminous lighting external member |
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| KR200438525Y1 (en) * | 2007-09-10 | 2008-02-26 | 티엠컨버전스주식회사 | Cooling device for led light source using non-conductive liquid |
| CN101666439A (en) * | 2009-09-16 | 2010-03-10 | 鹤山丽得电子实业有限公司 | Liquid cooling LED lamp |
| CN102537782A (en) * | 2011-12-09 | 2012-07-04 | 东莞勤上光电股份有限公司 | Light-emitting diode (LED) light source module |
| CN203336544U (en) * | 2013-06-21 | 2013-12-11 | 华南理工大学 | LED bulb lamp radiator with small holes |
| CN104100949A (en) * | 2014-07-25 | 2014-10-15 | 东莞市闻誉实业有限公司 | Spiral radiator and LED lamp |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202419401U (en) * | 2011-11-17 | 2012-09-05 | 飞利浦(中国)投资有限公司 | Illuminating equipment |
| CN103851601A (en) * | 2012-11-30 | 2014-06-11 | 海洋王（东莞）照明科技有限公司 | Lamp and liquid-cooling radiator thereof |
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2016
- 2016-01-29 CN CN201610069819.2A patent/CN105674074B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR200438525Y1 (en) * | 2007-09-10 | 2008-02-26 | 티엠컨버전스주식회사 | Cooling device for led light source using non-conductive liquid |
| CN101666439A (en) * | 2009-09-16 | 2010-03-10 | 鹤山丽得电子实业有限公司 | Liquid cooling LED lamp |
| CN102537782A (en) * | 2011-12-09 | 2012-07-04 | 东莞勤上光电股份有限公司 | Light-emitting diode (LED) light source module |
| CN203336544U (en) * | 2013-06-21 | 2013-12-11 | 华南理工大学 | LED bulb lamp radiator with small holes |
| CN104100949A (en) * | 2014-07-25 | 2014-10-15 | 东莞市闻誉实业有限公司 | Spiral radiator and LED lamp |
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| Publication number | Publication date |
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| CN105674074A (en) | 2016-06-15 |
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