CN107477525A - Cover protection type light-emitting lamp - Google Patents
Cover protection type light-emitting lamp Download PDFInfo
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- CN107477525A CN107477525A CN201710607809.4A CN201710607809A CN107477525A CN 107477525 A CN107477525 A CN 107477525A CN 201710607809 A CN201710607809 A CN 201710607809A CN 107477525 A CN107477525 A CN 107477525A
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- China
- Prior art keywords
- protection type
- heat transfer
- type light
- heated
- heat
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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
- F21V15/00—Protecting lighting devices from damage
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/10—Light-emitting diodes [LED]
Abstract
One kind covers protection type light-emitting lamp; including cooling base, heat transfer disk, installation lamp plate, light fixture and covering component; covering component includes lifting motor, control module, elevating lever, support rail and lifting cover body; lifting motor is arranged on cooling base; module is controlled to be electrically connected with lifting motor; for controlling lifting motor to work; the first end of elevating lever is connected with lifting motor; second end of elevating lever and the first end of support rail connect; second end of support rail is connected with lifting cover body, and lifting cover body is used to cover each LED lamp bead respectively.By controlling module to control lifting motor to work; lifting motor drives support rail and support rail to carry out descending operation; and then lifting cover body can be driven to carry out descending operation; when covering protection type light-emitting lamp need not be used; when the LED lamp bead is lighted; then control lifting cover body covers each LED lamp bead, so as to play a part of protecting LED lamp bead.
Description
Technical field
The present invention relates to lighting technical field, and protection type light-emitting lamp is covered more particularly to one kind.
Background technology
Illumination is that the measure of work and life area or item is illuminated using various light sources.Utilize the sun and skylight
Title " natural lighting "；Utilize the title " artificial light " of artificial light source.The primary and foremost purpose of illumination be create good visibility and
Comfortable happy environment, wherein, it is exactly light fixture as most important artificial light source.
However, existing light fixture is not in place for the safeguard measure of LED lamp bead, for example, when LED lamp bead does not work, i.e.,
When not luminous, existing light fixture is not in place to the safeguard measure of LED lamp bead, and the useful life of LED lamp bead declines.
The content of the invention
Based on this, it is necessary to provide a kind of covering protection type light-emitting lamp that can preferably protect LED lamp bead.
One kind covers protection type light-emitting lamp, including：
Cooling base,
Heat transfer disk, the first end of the heat transfer disk are connected with the cooling base；
Lamp plate is installed, the installation lamp plate is connected with the second end of the heat transfer disk；
Light fixture, the light fixture include multiple LED lamp beads, and each LED lamp bead is arranged at the installation lamp plate
On one side away from the heat transfer disk；And
Covering component, the covering component include lifting motor, control module, elevating lever, support rail and lifting cover body,
The lifting motor is arranged on the cooling base, and the control module is electrically connected with the lifting motor, for controlling
The lifting motor work, the first end of the elevating lever are connected with the lifting motor, the second end of the elevating lever and institute
The first end connection of support rail is stated, the second end of the support rail is connected with the lifting cover body, and the lifting cover body is used
In covering each LED lamp bead respectively.
In one of the embodiments, the heat transfer disk has disc-shaped structure.
In one of the embodiments, the heat transfer disk and the cooling base are formed in one structure.
In one of the embodiments, bolt apertures, the second end of the heat transfer disk and institute are offered on the installation lamp plate
Bolt apertures are stated to screw togather.
In one of the embodiments, the distance between every two neighboring described LED lamp bead is equal.
In one of the embodiments, each LED lamp bead rectangular array is distributed in the installation lamp plate away from described
On the one side of heat transfer disk.
In one of the embodiments, the cooling base has rectangular parallelepiped structure.
In one of the embodiments, the elevating lever and the cooling base are perpendicular.
In one of the embodiments, the elevating lever and the support rail are perpendicular.
In one of the embodiments, the lifting cover body has hollow cylindrical structure, and the cover body offers and institute
The masking mouth of the inner space connection of cover body is stated, the masking mouth is set towards the installation lamp plate.
Above-mentioned covering protection type light-emitting lamp is by setting cooling base, heat transfer disk, installation lamp plate, light fixture and covering
Component, by controlling module to control lifting motor to work, lifting motor drives support rail and support rail to carry out descending operation,
And then lifting cover body can be driven to carry out descending operation, when covering protection type light-emitting lamp need not be used, i.e., need not make
When LED lamp bead lights, then control lifting cover body covers each LED lamp bead, so as to play a part of protecting LED lamp bead, to prolong
The useful life of long LED lamp bead.
Brief description of the drawings
Fig. 1 is the structural representation of the covering protection type light-emitting lamp of an embodiment of the present invention.
Embodiment
For the ease of understanding the present invention, the present invention is described more fully below with reference to relevant drawings.In accompanying drawing
Give the better embodiment of the present invention.But the present invention can realize in many different forms, however it is not limited to herein
Described embodiment.On the contrary, the purpose for providing these embodiments is to make to understand more the disclosure
Add thorough and comprehensive.
It should be noted that when element is referred to as " being fixed on " another element, it can be directly on another element
Or there may also be element placed in the middle.When an element is considered as " connection " another element, it can be directly connected to
To another element or it may be simultaneously present centering elements.Term as used herein " vertical ", " horizontal ", " left side ",
For illustrative purposes only, it is unique embodiment to be not offered as " right side " and similar statement.
Unless otherwise defined, all of technologies and scientific terms used here by the article is with belonging to technical field of the invention
The implication that technical staff is generally understood that is identical.Term used in the description of the invention herein is intended merely to description tool
The purpose of the embodiment of body, it is not intended that in the limitation present invention.Term as used herein " and/or " include one or more
The arbitrary and all combination of related Listed Items.
In one embodiment, one kind covers protection type light-emitting lamp, including：Cooling base, heat transfer disk, installation lamp plate, photograph
Bright component and covering component, the first end of the heat transfer disk are connected with the cooling base；The installation lamp plate and the heat transfer
The second end connection of disk；The light fixture includes multiple LED lamp beads, and it is remote that each LED lamp bead is arranged at the installation lamp plate
On one side from the heat transfer disk；The covering component includes lifting motor, control module, elevating lever, support rail and liter
Cover body is dropped, and the lifting motor is arranged on the cooling base, and the control module is electrically connected with the lifting motor, is used
In controlling the lifting motor work, the first end of the elevating lever is connected with the lifting motor, and the second of the elevating lever
End is connected with the first end of the support rail, and the second end of the support rail is connected with the lifting cover body, the lifting
Cover body is used to cover each LED lamp bead respectively, and so, above-mentioned covering protection type light-emitting lamp is by setting cooling base, passing
Hot plate, installation lamp plate, light fixture and covering component, by controlling module to control lifting motor to work, lifting motor drives branch
Support cross bar and support rail and carry out descending operation, and then lifting cover body can be driven to carry out descending operation, when screening need not be used
During lid protection type light-emitting lamp, i.e., when the LED lamp bead is lighted, then control lifting cover body covers each LED lamp bead, so as to
Enough play a part of protecting LED lamp bead.
The covering protection type light-emitting lamp is illustrated with reference to specific embodiment, to further understand the screening
The design of lid protection type light-emitting lamp, referring to Fig. 1, covering protection type light-emitting lamp 10 includes：Cooling base 100, heat transfer disk
The 200th, lamp plate 300, light fixture 400 and covering component 500 be installed, heat transfer disk 200 respectively with cooling base 100 and installation lamp plate
300 connections, light fixture 400 are arranged on installation lamp plate 300, and the luminous caused heat of light fixture 400 passes through the base that radiates
Seat 100, heat transfer disk 200 and installation lamp plate 300 scatter and disappear into outside air, wherein, cooling base 100 undertakes main radiating and born
Lotus, i.e. cooling base 100 play main thermolysis.Covering component 500 is arranged on cooling base 100, covering component 500
For playing covering or bridging effect to light fixture 400, to protect light fixture 400.
Referring to Fig. 1, the first end of heat transfer disk 200 is connected with the cooling base 100, for example, the heat transfer disk with it is described
Cooling base is that so, structural stability is higher with integrated formed structure.
Referring to Fig. 1, installation lamp plate 300 is connected with the second end of the heat transfer disk 200, for example, on the installation lamp plate
Bolt apertures are offered, the second end and the bolt apertures of the heat transfer disk screw togather, in this way it is easier to dismantle assembling.
Referring to Fig. 1, light fixture 400 includes multiple LED lamp beads 410, each LED lamp bead 410 is arranged at the peace
Fill on one side of the lamp plate 300 away from the heat transfer disk 200, so, the normal luminous caused heat of each LED lamp bead 410
It can be transferred on installation lamp plate 300, then be transferred to by installation lamp plate 300 by heat transfer disk 200 on cooling base 100, by radiating
Pedestal 100 carries out thermolysis.
Referring to Fig. 1, covering component 500 includes lifting motor 510, control module (not shown), elevating lever 520, support
Cross bar 530 and lifting cover body 540, the lifting motor 510 are arranged on the cooling base 100, and cooling base 100 is used for branch
Support lifting motor 510.The control module is electrically connected with the lifting motor, and the control module is used to control the lifting
Motor works.For example, the control module also includes radio receiving transmitting module, for receiving the wireless signal of extraneous transmission, and then
Realize the remote control of the control module.The first end of the elevating lever 520 is connected with the lifting motor 510, the liter
Second end of drop bar 520 is connected with the first end of the support rail 530, the second end and the liter of the support rail 530
Drop cover body 540 connects, and the lifting cover body 540 is used to cover each LED lamp bead 410 respectively, so, passes through the control mould
Group controls the lifting motor 510 to work, and lifting motor 510 drives support rail 530 and support rail 530 to carry out lifting behaviour
Make, and then lifting cover body 540 can be driven to carry out descending operation, when the covering protection type light-emitting lamp need not be used,
When the LED lamp bead 500 is lighted, then control lifting cover body 540 covers each LED lamp bead 410, now, lifting cover
Body 540 contacts with cooling base 100, so as to play a part of protecting LED lamp bead 410；Protected when needing to use described cover
During shield type light-emitting lamp, then control lifting cover body 540 rises, and each LED lamp bead 410 is exposed at outside lifting cover body 540, then
Normal illumination functions can be played.
In one embodiment, the heat transfer disk has disc-shaped structure；And for example, the heat transfer disk is with the cooling base
Integrated formed structure；And for example, the distance between every two neighboring described LED lamp bead is equal；And for example, each LED lamp bead is in square
Shape array distribution is installed on one side of the lamp plate away from the heat transfer disk in described, in such manner, it is possible to make illuminating effect more preferable；Again
Such as, the cooling base has rectangular parallelepiped structure；And for example, the elevating lever and the cooling base are perpendicular；And for example, the liter
Drop bar and the support rail is perpendicular；And for example, the lifting cover body has a hollow cylindrical structure, the cover body offer with
The masking mouth of the inner space connection of the cover body, the masking mouth is set towards the installation lamp plate, in such manner, it is possible to preferably
Protect the LED lamp bead.
Above-mentioned covering protection type light-emitting lamp 10 is by setting cooling base 100, heat transfer disk 200, installation lamp plate 300, photograph
Bright component 400 and covering component 500, the lifting motor 510 is controlled to work by the control module, the band of lifting motor 510
Dynamic support rail 530 and support rail 530 carry out descending operation, and then lifting cover body 540 can be driven to carry out descending operation, when
When need not use the covering protection type light-emitting lamp, i.e., when the LED lamp bead 500 is lighted, then control lifting cover body
540 cover each LED lamp bead 410, so as to play a part of protecting LED lamp bead 410.
It should be noted that the cooling base for covering protection type light-emitting lamp undertakes main radiating task,
The true heat gain value that i.e. described cooling base undertakes is maximum, in order to pursue preferable heat dispersion, it will usually which cooling base is set
Solid construction is calculated as, however, the cooling base of solid construction is excessively heavy, is unfavorable for transport and taking and placing, and compared with waste of materials.For
The advantages of light quality and perfect heat-dissipating can be had concurrently, for example, the covering protection type hair described in any embodiment of the present invention
In light light fixture, the cooling base also includes auxiliary heat dissipation component, and the auxiliary heat dissipation component includes plastic casing, plastic mounting
Block, heat dissipation metal pin, heat dissipation metal support division, the first metal heat transfer part, the second metal heat transfer part and metal fin, it is described
Plastic casing has hollow structure, and the plastic casing is internally formed heat dissipation ventilation cavity, and one end of the plastic casing is opened
Provided with heat dissipation ventilation window, the heat dissipation ventilation window connects with the heat dissipation ventilation cavity, and the plastic mounting block is arranged at described
In heat dissipation ventilation cavity, the metal fin is arranged on the plastic mounting block, the first end of the heat dissipation metal pin
And the first end of the heat dissipation metal support division is respectively arranged on the lateral wall of the plastic casing, first metal heat transfer
Part wears the plastic casing, and the first end of the first metal heat transfer part connects with the heat dissipation metal pin first end
Connect, the second metal heat transfer part wears the plastic casing, and the first end of the second metal heat transfer part and the gold
Second end of category radiating support division first end connection, the second end of the first metal heat transfer part and the second metal heat transfer part
It is connected respectively with the metal fin, radiating slot, the heat dissipation metal pin is offered on the surface of the cooling base
The second end be plugged in the radiating slot, the second end of the heat dissipation metal support division and the surface of the cooling base are pasted
Close, so, by setting plastic casing and plastic mounting block to be used as body supports skeleton, and use plastic material, can possess
The advantages of light quality, pass through heat dissipation metal pin, heat dissipation metal support division, the first metal heat transfer part and the second metal heat transfer part
Heat on cooling base can be rapidly transferred on metal fin, heat is passed through into heat dissipation ventilation by metal fin
Window scatters and disappears into outside air, and radiating effect is preferable.For example, the heat dissipation metal pin, heat dissipation metal support division, the first metal
Metal is aluminium alloy or other heat radiating metals in heat transfer piece, the second metal heat transfer part and metal fin.
It should be noted that in the cooling base for covering protection type light-emitting lamp, protection is covered due to described
More concentrated after the illuminating ray outgoing of type light-emitting lamp, it is necessary to which the illuminace component for having auxiliary is coordinated, for example, the covering
Protection type light-emitting lamp also includes floor light module, and the floor light module is connected with the cooling base, and described
Floor light module is set around the edge of the cooling base, i.e., the edge of described floor light module and the cooling base
Connection, so, by setting the floor light module, the light for enabling to the covering protection type light-emitting lamp to send exists
On the whole can more uniformly, illuminating effect is more preferable, in addition it is also necessary to safeguard measure is carried out to the floor light module, for example,
Need to carry out it measure of dustproof and waterproof, and have preferable thermolysis concurrently, for example, described in any embodiment of the present invention
Covering protection type light-emitting lamp in, it is described covering protection type light-emitting lamp also include multiple floor light modules, it is each described auxiliary
Illumination module is helped to be arranged at intervals at the edge of the cooling base；Wherein, each floor light module is used to cause the screening
The light that lid protection type light-emitting lamp is sent is more uniform on the whole so that illuminating effect is more preferable.Shone in an auxiliary
In bright module, the floor light module include laterally heat transfer bar, heat radiating cup, it is heated straighten bar, lid in sealing, the ring that conducts heat, by
Heat straightens installation core, auxiliary LED illuminator, rotary core, sealing lower cover and elastic yarn, the first end of the laterally heat transfer bar and institute
Cooling base connection is stated, the second end of the laterally heat transfer bar is connected with the lateral wall of the heat radiating cup, and described be heated straightens bar
First end be connected with the lateral wall of the heat radiating cup, and the heated first end for straightening bar is adjacent to the laterally heat transfer bar
The connection of the second end, heated second end for straightening bar connects with the top cap that seals, and the first end of the heat radiating cup opens up
There is extending port, the second end of the heat radiating cup offers movable span, and housing is described close on the extending port in the sealing
Lid is sealed up to be used to cover the extending port, it is described heated when straightening that bar is heated to be straightened, covered for driving in the sealing away from institute
The direction motion of extending port is stated, so that the extending port opens wide, the heat transfer ring is arranged on the madial wall of the heat radiating cup, and
And the heat transfer ring is set adjacent to the first end of the laterally heat transfer bar, the heated first end for straightening installation core and the biography
Hot ring is mutually fixed, and the auxiliary LED illuminator is arranged on heated second end for straightening installation core, and described be heated straightens peace
Cored is heated when straightening, and for driving the auxiliary LED illuminator to pass through the extending port, and makes the auxiliary LED illuminator
Be placed on outside the heat radiating cup, the rotary core is arranged at the marginal position of the movable span, it is described sealing lower cover with it is described
Rotary core is rotatablely connected, and the sealing lower cover is used to cover the movable span, the first end of the elastic yarn with the sealing
Lid connection, the second end of the elastic yarn are connected with the sealing lower cover, and the direction away from the extending port is covered in the sealing
During motion, for driving the sealing lower cover to be rotated relative to the rotary core by the elastic yarn, and open the movable span
Open.
In order to play the effect of preferable dustproof and waterproof, and have preferable thermolysis concurrently, and enable to described
The light that covering protection type light-emitting lamp is sent on the whole can more uniformly, and illuminating effect is more preferable, for example, described cover protection
Type light-emitting lamp also includes multiple floor light modules, and each floor light module is arranged at intervals at the side of the cooling base
Edge, so, each floor light module are used to causing described to cover the light that sends of protection type light-emitting lamp on the whole more
Add uniformly so that illuminating effect is more preferable, that is to say, that can not ensure that there is preferably illumination to imitate for it in normal luminous component
, it is necessary to additionally set the floor light module during fruit, to improve the illuminating effects such as the uniformity of integral illumination and brightness.
For example, in a floor light module, the floor light module include laterally heat transfer bar, heat radiating cup,
It is heated to straighten bar, lid in sealing, heat transfer ring, heated straighten installation core, auxiliary LED illuminator, rotary core, seal lower cover and elasticity
Silk, the first end of the laterally heat transfer bar are connected with the cooling base, the second end of the laterally heat transfer bar and the radiating
The lateral wall connection of cup, so, the heat on the cooling base can rapidly be transferred to institute by the bar that laterally conducts heat
State on heat radiating cup, for aiding in the cooling base to play thermolysis, i.e., described heat radiating cup is used to be total to the cooling base
It is same to undertake radiating load.The heated first end for straightening bar is connected with the lateral wall of the heat radiating cup, and described be heated is endured
Second end connection of the first end adjacent to the laterally heat transfer bar of bar is played, it is so, described to dissipate when the LED illuminator is luminous
Hot radical seat can be transferred heat on the laterally heat transfer bar, and further, the laterally heat transfer bar is transferred to the heat radiating cup
On heat can rapidly be transferred on the laterally heat transfer bar, heated second end for straightening bar in the sealing with covering
Connection, the first end of the heat radiating cup offer extending port, and the second end of the heat radiating cup offers movable span, in the sealing
Housing is covered for covering the extending port in the sealing on the extending port, described heated when straightening that bar is heated to be straightened,
The direction motion away from the extending port is covered in the sealing for driving, so that the extending port opens wide, that is to say, that work as institute
State cooling base and the heat in the LED illuminator is transferred to laterally heat transfer bar, the heat radiating cup and the institute successively
State it is heated when straightening bar, it is described heated to straighten bar and be thermally deformed so as to be located at originally described on the extending port
Cover in sealing and moved to the direction away from the extending port, so that the extending port opens wide, radiating effect is preferable, certainly, described
The heated bar that straightens is that when that is, described LED illuminator is not luminous, the cooling base does not absorb to light from the LED when being heated
During the heat of body, namely the covering protection type light-emitting lamp is when being not powered on, it is described it is heated straighten bar and will not straighten, now, institute
Lid is stated in sealing in the state for covering the extending port, now, dustproof and waterproof can be played a part of, for example, daytime not
When opening light fixture, dustproof and waterproof can be played a part of, when opening light fixture at night, and can enough plays preferable radiating effect.Institute
State heat transfer ring to be arranged on the madial wall of the heat radiating cup, and the heat transfer ring is set adjacent to the first end of the laterally heat transfer bar
Put, the heat transfer ring can preferably absorb the heat of the first end from the laterally heat transfer bar, and described be heated straightens installation
The first end of core is mutually fixed with the heat transfer ring, and the auxiliary LED illuminator is arranged at heated straighten and installs the second of core
On end, so, because the heated installation core that straightens is connected with the ring that conducts heat, when LED illuminator lights, and described stretch
It is described heated when straightening that installation core is heated to be straightened when outlet is opened wide, for driving the auxiliary LED illuminator to pass through the stretching
Mouthful, i.e., described auxiliary LED illuminator is extend out in external environment condition from the extending port, and reveals the auxiliary LED illuminator
It is placed in outside the heat radiating cup, so, the auxiliary LED illuminator can play normal illuminating effect, when light fixture is not powered on,
And can enough covers the extending port using lid in the sealing, and the heated installation core that straightens also does not straighten, its with it is described
Auxiliary LED illuminator is placed in the heat radiating cup, for playing a part of the protection auxiliary LED illuminator, is played anti-
The dust-proof effect of water.The rotary core is arranged at the marginal position of the movable span, the sealing lower cover and the rotary core
Rotation connection, the sealing lower cover are used to cover the movable span, and the first end of the elastic yarn connects with the sealing top cap,
Second end of the elastic yarn is connected with the sealing lower cover, when the direction motion away from the extending port is covered in the sealing,
Covered in the sealing for driving the sealing lower cover to be rotated relative to the rotary core by the elastic yarn, it is now, described close
Envelope lower cover moves to the direction covered in the sealing, i.e., described sealing lower cover moves to the direction away from the movable span,
And open wide the movable span, so, when light fixture is powered, enable to the extending port and the movable span respectively with the external world
Connection, it so, it is possible to strengthen heat loss through convection effect.For example, the one side of lid towards the heat radiating cup is provided with the sealing
Reflecting layer, the light that the reflecting layer is sent to the auxiliary LED illuminator reflect, and it is preferably exposed to outside.
And for example, in one embodiment, the cooling base for covering protection type light-emitting lamp undertakes main
Radiating task, i.e., the true heat gain value that described cooling base undertakes is maximum, in order to pursue preferable heat dispersion, it will usually will dissipate
Hot radical seat is designed as solid construction, however, the cooling base of solid construction is excessively heavy, is unfavorable for transport and taking and placing, and more unrestrained
Take material, for these reasons, in order that the advantages of cooling base has light quality and perfect heat-dissipating concurrently, is typically employed in scattered
Offer the heat emission hole or heat dissipation ventilation mouth of multiple insertions on hot radical seat, extraneous air is from heat emission hole or heat dissipation ventilation mouth
One end flow to heat emission hole or the heat dissipation ventilation mouth other end, to play cross-ventilation radiating effect, and then radiating can be improved
The integral heat sink performance of pedestal, that is, be used to take away the heat on cooling base using the air-flow of external world's flowing, to improve entirety
Heat dispersion, and open up the heat emission hole or heat dissipation ventilation mouth of multiple insertions, additionally it is possible to the effect for realizing light quality is played,
Open up heat emission hole or heat dissipation ventilation mouth however, using still there are the following problems to realize the design of heat loss through convection：Due to dissipating
Hot hole or heat dissipation ventilation mouth are located inside cooling base, and extraneous impurity is easily accessible and is deposited on heat emission hole or radiating
In ventilating opening, cause easily the problem of accumulation of impurities thing occur inside cooling base, for example, impurity includes dust, steam and elder brother
Worm etc., and for example, accumulation of impurities thing are dust, the globule and/or insect shell etc..
One example is, the problem of in order to reduce accumulation of impurities thing in the cooling base, and can have matter concurrently
The advantages of measuring light and perfect heat-dissipating, for example, in the covering protection type light-emitting lamp described in any embodiment of the present invention, institute
Stating cooling base includes：Heat radiator body structure, heated ejection component and it is heated raise component, the heated ejection component is arranged at
In the heat radiator body structure, when the heated ejection component is used to be heated, make the inner space in the heat radiator body structure
Be in communication with the outside, it is described it is heated raise component and cover in the heat radiator body structure, the heated component of raising is used to be heated
When, the heat radiator body structure is in communication with the outside；Wherein, the heat radiator body structure undertakes main true heat gain value, institute
Heated ejection component is stated to be used for when not being heated, for separating the ventilation housing in the heat radiator body structure and extraneous connection
Relation, for avoiding impurity from entering, the heated ejection component is used for when heated so that interior in the heat radiator body structure
Portion space is in communication with the outside, and plays and strengthens air circulation degree, to play heat loss through convection effect.It is described heated to raise component and be used for
The inner space in the heat radiator body structure is closed, avoids introduced contaminants from entering, the heated component of raising is for when being heated
Automatically raise, i.e., when the described heated part-structure for raising component separates with the heat radiator body structure, the heat radiator body knot
Inner space in structure is opened wide, so that the inner space in the heat radiator body structure is in communication with the outside, plays convection heat transfer' heat-transfer by convection effect
Fruit.The heat radiator body structure includes casing, the first sliding ring, the second sliding ring and support baseboard, and the casing has hollow
Structure, is provided with ventilation housing in the casing, and the casing offers air intake vent and air outlet, the air intake vent and it is described go out
Air port connects with the ventilation housing respectively, and the air intake vent and the air outlet align, and described first slides ring
Set around the edge of the casing, and the air intake vent connects with the inner space of first sliding ring, and described second slides
Moving-coil is slided and is placed on outside first sliding ring, and first sliding ring offers first and enters air holes, second sliding ring
Offering second to be in communication with the outside and enter air holes, the edge at the edge of the support baseboard and second sliding ring is mutually fixed,
First sliding ring is used to making described when sliding to the direction away from the support baseboard and relatively second sliding ring
First enter air holes and described second enter air holes connection.Wherein, by setting ventilation housing, and first cunning in the casing
The engraved structure of moving-coil and second sliding ring, enables to the cooling base to have the advantages of light quality, when as follows
Cross-ventilation path：Outside air-described second enters air holes-described first and enters the lateral wall of air holes-casing, described first
Sliding ring, second sliding ring and the support baseboard surround jointly closed cavity-air intake vent-ventilation housing-
Air outlet-the outside air, when in running order, heat loss through convection effect can be realized, so as to improve overall dissipate
Hot property, described second enters air holes when entering air holes with described first and not connecting, then first sliding ring is used to stopping extraneous miscellaneous
Lateral wall, first sliding ring, second sliding ring and the support baseboard that matter enters to the casing surround jointly
In closed cavity.It is important to note that each marmem pushing top spring of the heated ejection component is in
Heating status, and the heated each marmem masking lamellar body for raising component are in heating status, i.e., when heated, are
Refer to each luminous caused heat transfer of LED illuminator work for covering protection type light-emitting lamp to cooling base
In, each marmem pushing top spring of the heated ejection component is heated, and the heated each institute for raising component
State marmem masking lamellar body to be heated, certainly, the heated ejection component is not when heated, and heated raise component and exist
When not heated, refer to that each LED illuminator of the covering protection type light-emitting lamp stops being powered and do not light.It is described to be picked
Top component includes slipping cylinders, limiting section, extension spring and marmem pushing top spring, the first end of the slipping cylinders
Mutually fixed with the support baseboard, the second end slip of the slipping cylinders wears the casing and is placed in the ventilation housing
Inside, the limiting section are located inside the ventilation housing, and the limiting section and the second end of the slipping cylinders are mutually solid
Fixed, the extension spring is placed on outside the slipping cylinders, and the both ends of the extension spring respectively with the casing and institute
Support baseboard is stated mutually to fix, the extension spring be in extended state and for the casing and the support baseboard apply to
Close to the active force of the motion of direction each other, the marmem pushing top spring respectively with the casing and the support baseboard
Mutually fixed, the marmem pushing top spring is in compressive state and for applying to the casing and the support baseboard
The active force moved to direction away from each other, the marmem pushing top spring is used to extend when being thermally deformed, and makes
First sliding ring is slided for making described the to the direction away from the support baseboard and relatively described second sliding ring
One enter air holes and described second enter air holes connection.For example, the material of the extension spring is steel alloy material, the LED lights
Temperature rise caused by the heat that body is sent, it is minimum to its change in shape；But due to the marmem ejection bullet
The material of spring is memorial alloy, and it can cause in the case of the temperature caused by the heat that the LED illuminator is sent is elevated
Larger change in shape.Wherein, the marmem pushing top spring is not when being heated, the marmem pushing top spring
Although being also at compressive state, extension spring is in extended state, and now, the marmem pushing top spring is to institute
State the ejection active force of the application of casing and support baseboard, and application of the extension spring to the casing and support baseboard
Tensioning function power be in poised state, first sliding ring and second sliding ring keep the stability of motion state,
And described first enter air holes and described second enter air holes be in dislocation design state, when the marmem ejection bullet
Spring is when heated, the marmem pushing top spring elongation, offsets the drawing force of the extension spring of a part so that
First sliding ring is slided for making described the to the direction away from the support baseboard and relatively described second sliding ring
One enter air holes and described second enter air holes connection.The heated component of raising includes fixed strip and memorial alloy masking lamellar body, institute
State fixed strip to be arranged on the casing, the memorial alloy masking lamellar body is connected with the fixed strip, and the memorial alloy hides
Cover lamellar body to fit on the casing, the memorial alloy masking lamellar body is used for the corresponding masking air outlet, and the memory is closed
Gold masking lamellar body is used to make the air outlet be in communication with the outside when being thermally deformed.Wherein, the memorial alloy masking lamellar body is used for
When not being heated, play a part of the masking air outlet, dirt effect is hidden to play, reduce introduced contaminants and enter to the radiating
In pedestal, that is, have dust-proof and heat loss through convection effect concurrently, the memorial alloy masking lamellar body is used to play to go out described in conducting when being heated
The effect in air port, that is, the air outlet is in communication with the outside, be also at based on the marmem pushing top spring heated
State, enable to described first to enter air holes and described second enter air holes connection, enter air holes and be in communication with the outside due to described second,
Therefore, as long as when the LED illuminator is luminous and produces heat, it becomes possible to so that memorial alloy masking lamellar body bending
And the marmem pushing top spring elongation, so as to realize following cross-ventilation path：Outside air-described
Two, which enter air holes-described first, enters the lateral wall of air holes-casing, first sliding ring, second sliding ring and described
Support baseboard surrounds closed cavity-air intake vent-ventilation housing-air outlet-outside air jointly.
Another example is, the problem of in order to reduce accumulation of impurities thing in the cooling base, and can have concurrently
The advantages of light quality and perfect heat-dissipating, for example, in the covering protection type light-emitting lamp described in any embodiment of the present invention,
The cooling base includes：Heat radiator body structure, heated ejection component and it is heated raise component, the heated ejection component is set
In in the heat radiator body structure, when the heated ejection component is used to be heated, the heat radiator body structure is set to be in communication with the outside,
It is described it is heated raise component and cover in the heat radiator body structure, it is and for example, described heated to raise component and be arranged at the radiating
On body construction, the heated component of raising is for when being heated, making the heat radiator body structure be in communication with the outside.Need what is illustrated
That the heat radiator body structure undertakes main true heat gain value, the heated ejection component is used for when not heated, for every
Ventilation housing and extraneous connected relation, for avoiding impurity from entering, the heated ejection in the heat radiator body structure of breaking
Component is used for when heated so that the inner space in the heat radiator body structure is in communication with the outside, and plays reinforcement air circulation
Degree, to play heat loss through convection effect.The heated component of raising is used to close the inner space in the heat radiator body structure,
Introduced contaminants is avoided to enter, the heated component of raising is used to raise automatically when being heated, i.e., the described heated part for raising component
When structure separates with the heat radiator body structure, the inner space in the heat radiator body structure is opened wide, so that the radiating is originally
Inner space in body structure is in communication with the outside, and plays convection heat transfer' heat-transfer by convection effect.
The heat radiator body structure includes casing, the first sliding ring, the second sliding ring and support baseboard, and the casing has
Hollow structure, ventilation housing is provided with the casing, the casing offers air intake vent and air outlet, for example, the casing
With hollow rectangular parallelepiped structure, the relative two sides of the casing offer the air intake vent and the air outlet respectively.It is described
Air intake vent and the air outlet connect with the ventilation housing respectively, in such manner, it is possible to so that air sequentially pass through the air intake vent,
The ventilation housing and the air outlet, to realize heat loss through convection effect, and the air intake vent and the air outlet align,
In such manner, it is possible to further improve heat loss through convection effect, and for example, the air intake vent and the air outlet be it is multiple, it is each it is described enter
Air port corresponds aligns with each air outlet, in such manner, it is possible to improve cross-ventilation degree and intensity, further improves radiating
Effect, first sliding ring is set around the edge of the casing, for example, first sliding ring has square ring knot
Structure, the one side of first sliding ring and the casing are mutually fixed, and the air intake vent and first sliding ring is interior
Portion space is connected, and second sliding ring is slided and is placed on outside first sliding ring, for example, the inner side of second sliding ring
The lateral wall of wall and first sliding ring supports, and and for example, first sliding ring and second sliding ring are Q-RING
Shape structure, the first sliding ring outer ring size is identical with the inner ring size of second sliding ring, so that both abut, it is described
First sliding ring offers first and enters air holes, and second sliding ring offers second to be in communication with the outside and enters air holes, Liang Zhe
Misplace and changed in the state connected, the edge at the edge of the support baseboard and second sliding ring is mutually fixed, institute
Stating support baseboard has rectangular parallelepiped structure, and the madial wall at the edge of the support baseboard and second sliding ring is mutually fixed, institute
State and be used to making described the when the first sliding ring slides to the direction away from the support baseboard and relatively second sliding ring
One enters air holes and described second enters air holes connection, and then causes outside air order by described second to enter air holes and described first
Enter the inner space that air holes enters to first sliding ring.For example, the material of the heat radiator body structure is metal material, example
Such as, the material of the heat radiator body structure is aluminium alloy or copper alloy etc..It is it should be noted that logical by being set in the casing
Wind cavity, and the engraved structure of first sliding ring and second sliding ring, enable to the cooling base to have
The advantages of light quality, when following cross-ventilation path：Outside air-described second enters air holes-described first and enters air holes-described
The lateral wall of casing-first sliding ring-second sliding ring and the support baseboard surround closed cavity-described jointly
Air intake vent-the ventilation housing-air outlet-the outside air, i.e. air order flow through described second and enter air holes, described first
Enter air holes, the lateral wall of the casing, first sliding ring, second sliding ring and the support baseboard and surround envelope jointly
Closed chamber body-the air intake vent, the ventilation housing and the air outlet, so as to complete a cross-ventilation path, when above-mentioned road
When footpath is in running order, cross-ventilation radiating effect can be realized, so as to improve overall heat dispersion.Described second
When entering air holes and entering air holes with described first and do not connect, then first sliding ring is used to stop that introduced contaminants enters to the casing
Lateral wall, first sliding ring, second sliding ring and the support baseboard surround jointly in closed cavity.Need spy
Not, it is noted that each marmem pushing top spring of the heated ejection component is in heating status, and it is heated
Each marmem masking lamellar body for raising component is in heating status, i.e., when heated, refers to the covering protection type
Each luminous caused heat transfer of LED illuminator work of light-emitting lamp makes the heated ejection into cooling base
Each marmem pushing top spring of component is heated, and the heated each marmem masking for raising component
Lamellar body is heated, and certainly, the heated ejection component is not when being heated, and heated component of raising refers to described when not being heated
Each LED illuminator stopping energization for covering protection type light-emitting lamp does not light.
The heated ejection component includes slipping cylinders, limiting section, extension spring and marmem pushing top spring, institute
The first end and the support baseboard for stating slipping cylinders are mutually fixed, and the second end of the slipping cylinders, which is slided, wears the casing simultaneously
It is placed in inside the ventilation housing, the limiting section is located inside the ventilation housing, so, the resistance based on the limiting section
Gear acts on, and can prevent the slipping cylinders from being separated with the casing, and the limiting section and the second of the slipping cylinders
End mutually fix, the extension spring is placed on outside the slipping cylinders, and the both ends of the extension spring respectively with the case
Body and the support baseboard are mutually fixed, so, based on the tensile force of the tensile elasticity, can avoid first sliding ring and
Second sliding ring separation, and enable to described first to enter air holes and enter air holes with described second and shift to install, the stretching
Spring is in extended state and for applying to the casing and the support baseboard to the close active force that direction is moved each other,
For the poised state for making both remain certain.The marmem pushing top spring respectively with the casing and the support
Bottom plate is mutually fixed, and the marmem pushing top spring is in compressive state, in the extension spring and compression in stretching
The marmem pushing top spring between active force reach balance, and then cause described first to enter air holes and described the
Two, which enter air holes, shifts to install, and the marmem pushing top spring is in compressive state and is used for the casing and the branch
Support bottom plate applies the active force moved to direction away from each other, and the marmem pushing top spring is used for when being thermally deformed
Elongation, so as to break above-mentioned poised state, described first, which enters air holes, with described second enters air holes and is changed into by misaligned state to connect
State, and then extraneous air order is entered air holes by described second and described first is entered air holes, and make described first to slide
Moving-coil to away from the support baseboard direction and relatively described second sliding ring slide for make described first enter air holes and
Described second enters air holes connection.For example, the material of the extension spring is steel alloy material, the heat that the LED illuminator is sent
The caused temperature rise of amount, it is minimum to its change in shape；But because the material of the marmem pushing top spring is
Memorial alloy, it can cause larger shape to become in the case of the temperature caused by the heat that the LED illuminator is sent is elevated
Change.For example, the casing offers the hole that is slidably installed connected with the ventilation housing, the second end of the slipping cylinders is worn
Described be slidably installed and is placed in inside the ventilation housing, it is necessary to explanation, the marmem pushing top spring hole
When not being heated, although the marmem pushing top spring is also at compressive state, but extension spring is in stretching shape
State, now, the ejection active force of application of the marmem pushing top spring to the casing and support baseboard, Yi Jisuo
The tensioning function power for stating application of the extension spring to the casing and support baseboard is in poised state, first sliding ring and
Second sliding ring keeps the stability of motion state, and described first enters air holes and described second enter air holes and be in dislocation
The state of design, when the marmem pushing top spring is when heated, the marmem pushing top spring elongation, support
Disappear a part extension spring drawing force so that first sliding ring to away from the support baseboard direction and
Relatively described second sliding ring slide for make described first enter air holes and described second enter air holes connection.For example, the shape
When heated, the madial wall of the limiting section and the casing supports memorial alloy pushing top spring, for avoiding the limiting section
The casing is skidded off, to keep integrally-built stability.
The heated component of raising is arranged at the casing including fixed strip and memorial alloy masking lamellar body, the fixed strip
On, the memorial alloy masking lamellar body be connected with the fixed strip, the memorial alloy cover lamellar body by the fixed strip and
The outer wall of the casing is mutually fixed, for example, the heated component of raising is multiple, each heated component of raising corresponds to one
The air outlet, each memorial alloy masking lamellar body are used to cover an air outlet, and the memorial alloy covers lamellar body
Fit on the casing, the memorial alloy masking lamellar body is used for the corresponding masking air outlet, the memorial alloy masking
Lamellar body is used to make the air outlet be in communication with the outside when being thermally deformed.It should be noted that the memorial alloy masking lamellar body is used
When not being heated, play a part of the masking air outlet, i.e., when described memorial alloy masking lamellar body is is heated, its form is
Cuboid, i.e., the face attached with the casing is plane, and dirt effect is hidden to play, and reduces introduced contaminants and enters to the radiating base
In seat, that is, have dust-proof and heat loss through convection effect concurrently, the memorial alloy masking lamellar body is used to play the conducting air-out when being heated
The effect of mouth, that is, the air outlet is in communication with the outside, now, the memorial alloy masking lamellar body is in case of bending, makes
Obtain the air outlet to open wide, be directly in communication with the outside, heating status, energy are also at based on the marmem pushing top spring
Enough so that described first enters air holes and described second enter air holes connection, enter air holes and be also in communication with the outside due to described second, therefore,
As long as when the LED illuminator is luminous and produces heat, it becomes possible to so that memorial alloy masking lamellar body bending and
The marmem pushing top spring elongation, so as to realize following cross-ventilation path：Outside air-described second enters
Air holes-described first enters lateral wall-first sliding ring-second sliding ring of air holes-casing and the support
Bottom plate surrounds closed cavity-air intake vent-ventilation housing-air outlet-outside air, i.e. air sequential flow jointly
Through described second enter air holes, described first enter air holes, the lateral wall of the casing, first sliding ring, it is described second slide
Circle and the support baseboard surround closed cavity-air intake vent, the ventilation housing and the air outlet jointly, so as to complete
One cross-ventilation path, when above-mentioned path is in running order, cross-ventilation radiating effect can be realized, so as to carry
High overall heat dispersion, so as to play convection heat transfer' heat-transfer by convection effect, when first exhaust vent and second exhaust vent dislocation are set
Put, and the memorial alloy masking lamellar body shelter when stating air outlet, then the cooling base completely cuts off with outside air, avoids
Introduced contaminants is entered in the cooling base.
The cooling base of above-mentioned covering protection type light-emitting lamp is by setting heat radiator body structure, heated ejection component
And it is heated raise component, the problem of in order to reduce accumulation of impurities thing in the cooling base, and light weight can be had concurrently
Just with perfect heat-dissipating the advantages of.
It is important to note that marmem masking lamellar body is when heated and the marmem
Pushing top spring when heated, refer to the covering protection type light-emitting lamp each LED illuminator work it is luminous caused by
Heat transfer is entered into the casing of cooling base, first sliding ring, second sliding ring and the support baseboard
And the marmem masking lamellar body and the marmem pushing top spring is heated, and certainly, the shape note
Alloy masking lamellar body and the marmem pushing top spring are recalled when not being heated, refer to the covering protection type electroluminescent lamp
When each LED illuminator of tool stops being powered not luminous, i.e., described LED illuminator is not additionally to described in the cooling base
It is the marmem that casing, first sliding ring, second sliding ring and the support baseboard, which transmit heat,
Lamellar body and the marmem pushing top spring are covered in non-heating status.In addition, the marmem hides
The material for covering lamellar body is the marmem of existing material, is thermally deformed as long as guaranteeing realization, certainly, ability
Field technique personnel neatly can be selected according to present inventive concept in the material of existing marmem.Wherein, shape
Shape memory alloys (Shape Memory Alloys, SMA) are a kind of it to be completely eliminated after heat temperature raising in relatively low temperature
The deformation of lower generation, recover the alloy material of original-shape before its deformation, that is, reply original state, that is, possess " memory " effect
Alloy；Certainly, it is contemplated that currently due to the marmem pushing top spring and marmem masking lamellar body
Material be marmem, cost is higher, and therefore, in currently used field, it is right that above-mentioned design is extremely applicable to some
Introduced contaminants it is extremely sensitive or other require high-grade field of light fittings in, certainly, above-mentioned design apply also for ordinary lamp and lantern neck
Domain, after marmem cost decline after, based on the application design light fixture will be more widely used and more by
The favor of consumer.
Each technical characteristic of embodiment described above can be combined arbitrarily, to make description succinct, not to above-mentioned reality
Apply 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, the scope that this specification is recorded all is considered to be.
Embodiment described above only expresses the several embodiments of the present invention, and its description is more specific and detailed, but
Therefore the limitation to the scope of the claims of the present invention can not be interpreted as.It should be pointed out that the ordinary skill people for this area
For member, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to the present invention's
Protection domain.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.
Claims (10)
1. one kind covers protection type light-emitting lamp, it is characterised in that including：
Cooling base,
Heat transfer disk, the first end of the heat transfer disk are connected with the cooling base；
Lamp plate is installed, the installation lamp plate is connected with the second end of the heat transfer disk；
Light fixture, the light fixture include multiple LED lamp beads, and it is remote that each LED lamp bead is arranged at the installation lamp plate
On the one side of the heat transfer disk；And
Covering component, the covering component includes lifting motor, control module, elevating lever, support rail and lifting cover body, described
Lifting motor is arranged on the cooling base, and the control module is electrically connected with the lifting motor, described for controlling
Lifting motor is worked, and the first end of the elevating lever is connected with the lifting motor, the second end and the branch of the elevating lever
The first end connection of support cross bar, the second end of the support rail are connected with the lifting cover body, and the lifting cover body is used to divide
Each LED lamp bead is not covered.
2. covering protection type light-emitting lamp according to claim 1, it is characterised in that the heat transfer disk has discoid knot
Structure.
3. covering protection type light-emitting lamp according to claim 2, it is characterised in that the heat transfer disk and the radiating base
Seat is formed in one structure.
4. covering protection type light-emitting lamp according to claim 1, it is characterised in that offer spiral shell on the installation lamp plate
Hole is connect, the second end and the bolt apertures of the heat transfer disk screw togather.
5. covering protection type light-emitting lamp according to claim 1, it is characterised in that per the two neighboring LED lamp bead
The distance between it is equal.
6. covering protection type light-emitting lamp according to claim 1, it is characterised in that each rectangular battle array of LED lamp bead
Column distribution is on the installation one side of the lamp plate away from the heat transfer disk.
7. covering protection type light-emitting lamp according to claim 1, it is characterised in that the cooling base has cuboid
Structure.
8. covering protection type light-emitting lamp according to claim 7, it is characterised in that the elevating lever and the radiating base
Seat is perpendicular.
9. covering protection type light-emitting lamp according to claim 1, it is characterised in that the elevating lever and the support are horizontal
Bar is perpendicular.
10. covering protection type light-emitting lamp according to claim 1, it is characterised in that the lifting cover body has hollow
Cylinder-like structure, the cover body offer the masking mouth connected with the inner space of the cover body, and the masking mouth is described in
Lamp plate is installed to set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710607809.4A CN107477525B (en) | 2017-07-24 | 2017-07-24 | Covering protection type luminous lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710607809.4A CN107477525B (en) | 2017-07-24 | 2017-07-24 | Covering protection type luminous lamp |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107477525A true CN107477525A (en) | 2017-12-15 |
| CN107477525B CN107477525B (en) | 2020-06-19 |
Family
ID=60595910
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710607809.4A Active CN107477525B (en) | 2017-07-24 | 2017-07-24 | Covering protection type luminous lamp |
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| Country | Link |
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| CN (1) | CN107477525B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109140334A (en) * | 2018-08-27 | 2019-01-04 | 高邮市通邮电子商务产业园发展有限公司 | A kind of street lamp with cleaning function |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105927876A (en) * | 2016-06-20 | 2016-09-07 | 江门市龙胜光电科技有限公司 | LED plane light-emitting lamp with good heat dissipation performance |
| CN206324650U (en) * | 2016-09-30 | 2017-07-14 | 上海原烹即蒸餐饮管理有限公司 | A kind of rotary type lifting support in dinner table cooking system |
| CN206324479U (en) * | 2016-09-30 | 2017-07-14 | 上海原烹即蒸餐饮管理有限公司 | With the culinary art dinner table from lifter plate |
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2017
- 2017-07-24 CN CN201710607809.4A patent/CN107477525B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105927876A (en) * | 2016-06-20 | 2016-09-07 | 江门市龙胜光电科技有限公司 | LED plane light-emitting lamp with good heat dissipation performance |
| CN206324650U (en) * | 2016-09-30 | 2017-07-14 | 上海原烹即蒸餐饮管理有限公司 | A kind of rotary type lifting support in dinner table cooking system |
| CN206324479U (en) * | 2016-09-30 | 2017-07-14 | 上海原烹即蒸餐饮管理有限公司 | With the culinary art dinner table from lifter plate |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109140334A (en) * | 2018-08-27 | 2019-01-04 | 高邮市通邮电子商务产业园发展有限公司 | A kind of street lamp with cleaning function |
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| Publication number | Publication date |
|---|---|
| CN107477525B (en) | 2020-06-19 |
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