CN117869852B - LED lamp with cooling structure - Google Patents
LED lamp with cooling structure Download PDFInfo
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- CN117869852B CN117869852B CN202410272549.XA CN202410272549A CN117869852B CN 117869852 B CN117869852 B CN 117869852B CN 202410272549 A CN202410272549 A CN 202410272549A CN 117869852 B CN117869852 B CN 117869852B
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- 238000001816 cooling Methods 0.000 title claims abstract description 137
- 230000017525 heat dissipation Effects 0.000 claims abstract description 46
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 7
- 239000000741 silica gel Substances 0.000 claims abstract description 7
- 229910002027 silica gel Inorganic materials 0.000 claims abstract description 7
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 18
- 229910002092 carbon dioxide Inorganic materials 0.000 claims description 9
- 239000001569 carbon dioxide Substances 0.000 claims description 9
- 230000005855 radiation Effects 0.000 claims description 8
- 239000007921 spray Substances 0.000 claims description 4
- 238000003780 insertion Methods 0.000 claims description 2
- 230000037431 insertion Effects 0.000 claims description 2
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 15
- 238000005265 energy consumption Methods 0.000 abstract description 4
- 230000002028 premature Effects 0.000 abstract description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 9
- 238000010438 heat treatment Methods 0.000 description 6
- 238000009434 installation Methods 0.000 description 4
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 3
- 235000017491 Bambusa tulda Nutrition 0.000 description 3
- 241001330002 Bambuseae Species 0.000 description 3
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 3
- 239000011425 bamboo Substances 0.000 description 3
- 239000000428 dust Substances 0.000 description 3
- 230000001360 synchronised effect Effects 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000000191 radiation effect Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
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- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
The invention relates to the technical field of LED lamp structures, and discloses an LED lamp with a cooling structure, which comprises a lamp shade, wherein a heat-conducting plate and a lamp panel are respectively and fixedly arranged at the bottom of an inner cavity of the lamp shade along the up-down direction, a plurality of temperature sensors are equidistantly arranged on the upper surface of the heat-conducting plate, heat-conducting silica gel is arranged between the heat-conducting plate and the lamp panel, heat dissipation openings are respectively formed in the front side and the rear side of the lamp shade, and a baffle is connected to the outer wall of the heat dissipation opening in a sliding manner. According to the invention, when the lamp panel locally excessively heats, the temperature sensors arranged in different areas can be monitored in time, and the controller controls the driving sliding frame to drive the cooling plate to move to the high-temperature area for targeted cooling according to the feedback information of the different temperature sensors, meanwhile, the cooling plate swings left and right and the swing amplitude is automatically adjusted, so that the rapid cooling is realized, the passive heat dissipation of the heat dissipation barrel is utilized, the natural heat dissipation effect of the lamp body can be improved, the premature intervention of a cooling mechanism of the cooling plate is avoided, and the energy consumption is saved.
Description
Technical Field
The invention relates to the technical field of LED lamp structures, in particular to an LED lamp with a cooling structure.
Background
The LED illuminating lamp using the semiconductor technology at present has good illumination effect, which provides convenience in view for night driving and pedestrians, but the LED illuminating lamp can generate heat when being used for a long time, if the LED illuminating lamp is high in temperature for a long time, the electronic elements in the LED illuminating lamp can be damaged, and the service life of the LED illuminating lamp is reduced. In the prior art, an LED illuminating lamp adopts a heat dissipation structure to dissipate heat.
Chinese patent No. CN114033975B discloses a heat dissipation structure for an LED lighting lamp and an LED lighting lamp, which includes a first heat dissipation unit and a second heat dissipation unit, the first heat dissipation unit includes a first air bag assembly and a second air bag assembly fixedly disposed on a lamp cylinder, the first air bag assembly can input external air into the interior of the lamp cylinder, and the second air bag assembly can output air in the interior of the lamp cylinder to the outside; the second heat dissipation unit comprises a water tank and an inflator, wherein the water tank and the inflator are fixed on the lamp tube, the inflator inflates the water tank, so that the water outlet of the water tank can be drained, and the water tank can be sprayed on the lens of the lamp cap. According to the heat radiation structure for the LED illuminating lamp and the LED illuminating lamp, the lamp barrel and the lamp cap are cooled and radiated simultaneously through the first air bag assembly, the second air bag assembly and the second heat radiation unit, so that the heat radiation effect is improved, the normal use of the internal elements of the LED illuminating lamp is ensured, and the service life of the LED illuminating lamp is prolonged.
When the LED illuminating lamp is used, the stored water in the lamp body is utilized to pour the lens of the lamp holder, the air circulation in the lamp barrel is quickened by matching with the inflation, so that the active cooling of the lamp body is realized, but the stored water in the lamp body is easy to be quickly exhausted, meanwhile, the stored water is easy to automatically raise the temperature under the influence of the outside air temperature and the heating in the lamp body, the subsequent heat absorption effect is reduced, the same effect of the heat dissipation effect is generally inflated under the influence of the outside high temperature, the quick cooling effect of the lamp body is difficult to achieve, and when the local heating of the lamp panel is serious, the local quick cooling is difficult to realize in a targeted manner, the reliability of the cooling mode is poor, and the LED illuminating lamp lacks a passive natural quick cooling mechanism, so that the active cooling is easy to be early intervened, and the energy consumption is too quick.
Disclosure of Invention
The invention aims at: the invention provides an LED lamp with a cooling structure, which aims to solve the problems that when a general LED illuminating lamp is used, an active cooling effect is poor and an energy consumption is too fast due to the lack of a passive cooling mechanism.
The invention adopts the following technical scheme for realizing the purposes:
The LED lamp with the cooling structure comprises a lamp shade, wherein a heat-conducting plate and a lamp panel are respectively and fixedly arranged at the bottom of an inner cavity of the lamp shade along the up-down direction, a plurality of temperature sensors are equidistantly arranged on the upper surface of the heat-conducting plate, heat-conducting silica gel is arranged between the heat-conducting plate and the lamp panel, heat dissipation openings are respectively formed in the front side and the rear side of the lamp shade, and a baffle is connected to the outer wall of the heat dissipation opening in a sliding manner;
The upper surface of the lampshade is fixedly provided with a heat conduction bearing, the rear end of the heat conduction plate comprises a heat conduction extending part which is connected with the heat conduction bearing and integrated with the lampshade, the top of the heat conduction bearing is rotationally connected with a heat dissipation cylinder, and a plurality of wedge grooves are arrayed on the circumference of the outer wall of the heat dissipation cylinder;
The utility model discloses a lamp shade, including lamp shade inner chamber, lamp shade inner chamber upper side sliding installation has the slipframe, slipframe upper wall fixed mounting has the controller, slipframe inner chamber lower wall rotates and is connected with planetary gear one, planetary gear one inner wall meshing is connected with planetary gear two, slipframe bottom sliding joint has hollow cooling plate, a plurality of orifices have been seted up to cooling plate lower surface, the air inlet has been seted up to cooling plate upper surface, the activity of cooling plate upper surface is pegged graft has the cooling tube, a plurality of gas vents have been seted up to the cooling tube lower surface, gas vent inner wall fixedly connected with disk seat, lamp shade left wall fixed mounting has the liquefied carbon dioxide dish with be provided with one-way solenoid valve pipe between the cooling tube, lamp shade right side wall fixed mounting has the radiator, the radiator delivery outlet with the cooling tube intercommunication.
Further, cantilever arms for installing the lampshade are fixedly connected to the left side and the right side of the upper wall of the lampshade respectively, and the top height of the cantilever arms is larger than that of the heat dissipation cylinder.
Further, notches with the size corresponding to the size of the heat dissipation opening are formed in the baffle plate at equal intervals.
Further, the inner wall of the heat conduction bearing is rotationally connected with a movable ring, the front end of the movable ring is fixedly connected with a hinge, a through groove is formed in the hinge in a penetrating mode along the left-right direction, the left side and the right side of the through groove are respectively rotationally connected with a thin plate, the lower wall of the through groove is in sliding insertion connection with an ejector rod, and a connecting rod is movably hinged between the ejector rod and the thin plate.
Further, an elastic movable ring is sleeved on the periphery of the movable ring in a sliding manner, the upper wall of the elastic movable ring is movably abutted against the bottom end of the ejector rod, the elastic movable ring is elastically connected with the upper wall of the lampshade, and the lower wall of the elastic movable ring is fixedly connected with a pin rod along the front side and the rear side respectively;
The baffle is far away from one side of the heat dissipation port is provided with a chute, and the bottom of the pin rod comprises a pin boss movably clamped with the chute.
Further, a driving shaft is arranged on the upper wall of the sliding frame in a driving mode, the driving shaft is coaxial with the first planetary gear, a first crank is fixedly connected to the bottom of the driving shaft, the second planetary gear is movably sleeved on one side, far away from the driving shaft, of the first crank, a second crank is fixedly connected to the bottom of the second planetary gear, a sliding block is movably sleeved on one side, far away from the first crank, of the second crank, a strip frame is fixedly connected to the top of the cooling plate, and the sliding block is in sliding connection with the inner wall of the strip frame;
The diameter of the first planetary gear is 2 times that of the second planetary gear, the size of the first crank is the same as that of the second crank, and the axial center distances of the two sides of the first crank and the second crank are equal to that of the second planetary gear.
Further, an adjusting screw I in threaded connection with the upper wall of the sliding frame is arranged on the upper side of the inner cavity of the lampshade in a driving mode, and an adjusting screw II meshed with the planetary gear I is arranged on the right wall of the sliding frame in a driving mode.
Further, the controller is electrically connected with the driving source of the first adjusting screw, the driving source of the second adjusting screw, the temperature sensor, the one-way electromagnetic valve tube and the heat radiation fan respectively.
Further, the center of the air inlet is fixedly connected with a magnetic plate;
valve holes have been seted up respectively to both sides around the disk seat middle part, the disk seat middle part slip grafting has the elasticity magnetic core that is T shape, elasticity magnetic core is right the valve hole top is sealed, elasticity magnetic core downside magnetic pole is right magnetic pole repulsion on the magnetic sheet.
Further, the cooling pipe is fixedly connected to the inner wall of the lampshade, and the cooling pipe is located between the cooling plate and the strip frame.
The beneficial effects of the invention are as follows:
According to the invention, when the lamp panel locally excessively heats, the temperature sensors arranged in different areas can timely monitor, the controller controls the driving sliding frame to drive the cooling plate to move to the high-temperature area for targeted cooling according to feedback information of the different temperature sensors, meanwhile, the controller controls the cooling fan to operate, the one-way electromagnetic valve tube is opened, so that the cooling tube obtains cooling air, the synchronous controller controls the cooling plate to swing left and right, the cooling tube intermittently fills the cooling air into the cooling plate and is downwards discharged by the cooling plate, so that the heat dissipation speed of the heat conducting plate is accelerated, when the local heating range of the lamp panel is large, the controller controls the first planetary gear to deflect clockwise, so that the deflection angle of the second planetary gear to the left and right is changed, the left and right swinging amplitude of the cooling plate is increased, the cooling range of the heat conducting plate is enlarged, the light attenuation when the LED lamp is rapidly cooled, the service life of the lamp panel is shortened is avoided, the design is less influenced by external high temperature, and the lamp panel can be reliably cooled for long-term use.
When the lamp body normally operates, heat on the lamp panel is quickly transferred to the heat conducting plate through the heat conducting silica gel and then transferred to the heat radiating cylinder through the heat conducting bearing, a plurality of wedge grooves are formed in the periphery of the heat radiating cylinder in a matched mode, so that the heat radiating area can be increased, the natural heat radiating speed is accelerated, meanwhile, part of heat is automatically transferred outwards through the lamp shade and the heat radiating opening through the absorption of flowing air, the natural heat radiating requirement of the lamp body is guaranteed, when natural wind exists outside, the wind force blows the wedge grooves to drive the heat radiating cylinder to rotate, the contact heat transfer effect with the heat conducting bearing is increased, the natural heat radiating effect of the lamp body is further improved, meanwhile, the premature intervention of a cooling plate cooling mechanism is avoided, and the energy consumption is saved.
According to the invention, when natural wind exists outside and blows the heat dissipation barrel, the baffle automatically seals the heat dissipation opening, so that the natural wind is prevented from carrying a large amount of dust into the lamp shade, and when the natural wind outside stops, the baffle automatically resets to expose the heat dissipation opening, so that the natural air circulation in the lamp shade can be satisfied, and the heat dissipation is facilitated.
Drawings
FIG. 1 is a perspective view of an LED lamp of the present invention;
FIG. 2 is a partial perspective cutaway view I of the LED lamp of the present invention;
FIG. 3 is a perspective view of a heat conduction bearing and a heat dissipation cylinder of an LED lamp according to the present invention;
FIG. 4 is a perspective cut-away view of an LED lamp hinge of the present invention;
FIG. 5 is a partial perspective cutaway view II of the LED lamp of the present invention;
FIG. 6 is a perspective view of a slide frame of the LED lamp of the invention;
FIG. 7 is a perspective cutaway view of the LED lamp planetary gear of the present invention;
FIG. 8 is a perspective cutaway view of an LED lamp cooling plate and cooling tube of the present invention;
Fig. 9 is a perspective cutaway view of the LED lamp housing of the present invention.
Reference numerals: 1. a lamp shade; 11. a lamp panel; 12. a heat conductive plate; 13. a temperature sensor; 14. thermally conductive silica gel; 15. a heat radiation port; 16. a baffle; 17. a chute; 2. a heat conduction bearing; 21. a heat dissipation cylinder; 22. wedge grooves; 23. a movable ring; 24. a loose leaf; 25. a through groove; 26. a thin plate; 27. a push rod; 28. a connecting rod; 29. an elastic movable ring; 210. a pin rod; 3. a sliding frame; 31. a controller; 32. adjusting the first screw rod; 33. a planetary gear I; 34. adjusting a second screw rod; 35. a drive shaft; 36. a crank I; 37. a planetary gear II; 38. a second crank; 39. a slide block; 4. a cooling plate; 41. a spray hole; 42. an air inlet; 43. a magnetic plate; 44. a strip frame; 5. a cooling tube; 51. an exhaust port; 52. a valve seat; 53. a valve hole; 54. a resilient magnetic core; 55. a liquefied carbon dioxide tray; 56. a one-way solenoid valve tube; 57. a heat radiation fan; 6. and (3) a cantilever.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more clear, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
An LED lamp with a cooling structure according to a preferred embodiment of the present invention will be described in detail below.
Example 1
As shown in fig. 1-9, an LED lamp with a cooling structure comprises a lamp shade 1, wherein a heat-conducting plate 12 and a lamp panel 11 are respectively and fixedly installed at the bottom of an inner cavity of the lamp shade 1 along the up-down direction, a plurality of temperature sensors 13 are equidistantly installed on the upper surface of the heat-conducting plate 12, heat-conducting silica gel 14 is arranged between the heat-conducting plate 12 and the lamp panel 11, heat dissipation openings 15 are respectively formed in the front side and the rear side of the lamp shade 1, and a baffle 16 is slidably connected with the outer wall of each heat dissipation opening 15;
The upper surface of the lampshade 1 is fixedly provided with a heat conduction bearing 2, the rear end of the heat conduction plate 12 comprises a heat conduction extension part which is connected with the heat conduction bearing 2 and is integrated with the lampshade 1, the top of the heat conduction bearing 2 is rotationally connected with a heat dissipation cylinder 21, and a plurality of wedge grooves 22 are arrayed on the circumference of the outer wall of the heat dissipation cylinder 21;
the upper side of the inner cavity of the lamp shade 1 is slidingly provided with a sliding frame 3, the upper wall of the sliding frame 3 is fixedly provided with a controller 31, the lower wall of the inner cavity of the sliding frame 3 is rotationally connected with a first planetary gear 33, the inner wall of the first planetary gear 33 is in meshed connection with a second planetary gear 37, the bottom of the sliding frame 3 is slidingly clamped with a hollow cooling plate 4, the lower surface of the cooling plate 4 is provided with a plurality of spray holes 41, the upper surface of the cooling plate 4 is provided with an air inlet 42, the upper surface of the cooling plate 4 is movably inserted with a cooling pipe 5, the lower surface of the cooling pipe 5 is provided with a plurality of air outlets 51, the inner wall of the air outlets 51 is fixedly connected with a valve seat 52, the left wall of the lamp shade 1 is fixedly provided with a liquefied carbon dioxide disc 55, a one-way electromagnetic valve tube 56 is arranged between the liquefied carbon dioxide disc 55 and the cooling pipe 5, the right wall of the lamp shade 1 is fixedly provided with a cooling fan 57, and the outlet of the cooling fan 57 is communicated with the cooling pipe 5.
An adjusting screw I32 in threaded connection with the upper wall of the sliding frame 3 is arranged on the upper side of the inner cavity of the lampshade 1, and an adjusting screw II 34 meshed with the planetary gear I33 is arranged on the right wall of the sliding frame 3.
The controller 31 is electrically connected to the driving source of the first adjusting screw 32, the driving source of the second adjusting screw 34, the temperature sensor 13, the unidirectional solenoid valve pipe 56 and the heat dissipation fan 57, respectively.
Further, cantilever 6 that is used for lamp shade 1 installation is fixedly connected with respectively in the left and right sides of lamp shade 1 upper wall, and cantilever 6 summit height is greater than heat dissipation section of thick bamboo 21 summit height, specifically, when utilizing cantilever 6 to hang the installation to lamp shade 1 part, can avoid heat dissipation section of thick bamboo 21 and installation roof contact, guarantees can not cause the interference to the rotation of heat dissipation section of thick bamboo 21.
When the lamp body normally operates, heat on the lamp panel 11 is quickly transferred to the heat conducting plate 12 through the heat conducting silica gel 14, the heat conducting extension part at the rear end of the heat conducting plate 12 conducts the heat to the heat conducting bearing 2, and then the heat conducting extension part is transferred to the heat radiating cylinder 21 through the heat conducting bearing 2, a plurality of wedge grooves 22 are formed in the periphery of the heat radiating cylinder 21 in a matched manner, so that the heat radiating area can be enlarged, the natural heat radiating speed is accelerated, meanwhile, part of heat is automatically transferred outwards through the lamp shade 1 and absorbed by flowing air through the heat radiating opening 15, so that the natural heat radiating requirement of the lamp body is ensured, when natural wind exists outside, the wind force acts on the wedge grooves 22 to blow the heat radiating cylinder 21 to rotate, the contact heat transfer effect with the heat conducting bearing 2 is enlarged, so that the natural heat radiating effect of the lamp body is further improved, the premature intervention of a cooling plate 4 is avoided, and when the heat radiating cylinder 21 is blown by external natural wind, the baffle 16 automatically seals the heat radiating opening 15, so that a great amount of dust is prevented from entering the inside the lamp shade 1, and when the external natural wind stops, the baffle 16 automatically resets so that the opening 15 is opened to meet the natural air inside the lamp shade 1, so that the natural air circulation of heat radiation is assisted;
When the outside has no natural wind and the lamp panel 11 generates heat excessively locally, the temperature sensors 13 arranged in different areas on the upper surface of the heat conducting plate 12 can monitor the outside in time, the controller 31 controls the first adjusting screw 32 to rotate according to feedback information of the different temperature sensors 13, so that the first adjusting screw 3 is driven to drive the sliding frame 3 to enable the cooling plate 4 to move above a high-temperature area to conduct targeted cooling, meanwhile, the controller 31 controls the cooling fan 57 to operate, air is pressed into the cooling pipe 5, the synchronous controller 31 controls the one-way electromagnetic valve pipe 56 to open, liquid carbon dioxide in the liquefied carbon dioxide disk 55 automatically enters the cooling pipe 5 in a gaseous form, the air pressed into the cooling pipe 5 is cooled, the synchronous controller 31 controls the second planet gear 37 to revolve along the inner wall of the first planet gear 33, the second planet gear 37 drives the cooling plate 4 to swing left and right, the air inlet 42 on the upper wall of the cooling plate 4 is intermittently butted with the air outlet 51 which is different from the lower wall of the cooling pipe 5, the cooling air in the cooling pipe 5 can be conveyed into the cooling plate 4, the cooling air is discharged to the cooling pipe 41 through the lower wall of the cooling plate 4 to the cooling plate, the cooling hole is accelerated, and the cooling air is discharged out of the cooling pipe 12 to the corresponding air outlet 12 from the cooling pipe 1 to the inside of the lamp panel 1 in a corresponding way, and the cooling hole is exposed to the cooling hole 15 is opened;
When the local heating range of the lamp panel 11 is larger, the controller 31 controls the adjusting screw rod II 34 to drive the planetary gear II 33 to deflect clockwise, so that the deflection angle of the planetary gear II 37 to the left side and the right side is changed, the left-right swinging amplitude of the cooling plate 4 is enlarged, the cooling range of the heat conducting plate 12 is enlarged, the rapid cooling is realized, the light attenuation during the use of the LED lamp is avoided, the service life of the lamp panel 11 is shortened, the use of liquid carbon dioxide is utilized by the design, the influence of the external high temperature is less, and the reliable cooling for long-term use can be realized.
In the second embodiment, on the basis of the above embodiment, an adjusting structure for the baffle 16 is provided:
as shown in fig. 2-4, the baffle 16 is equidistantly provided with notches having a size corresponding to the size of the heat dissipation port 15.
Further, the inner wall of the heat conduction bearing 2 is rotatably connected with a movable ring 23, the front end of the movable ring 23 is fixedly connected with a loose leaf 24, a through groove 25 is penetrated in the loose leaf 24 along the left and right directions, the left and right sides of the through groove 25 are respectively rotatably connected with a thin plate 26, the lower wall of the through groove 25 is in sliding connection with a push rod 27, and a connecting rod 28 is movably hinged between the push rod 27 and the thin plate 26.
Further, the periphery of the movable ring 23 is slidably sleeved with an elastic movable ring 29, the upper wall of the elastic movable ring 29 is movably abutted against the bottom end of the ejector rod 27, the elastic movable ring 29 is elastically connected with the upper wall of the lampshade 1, and the lower wall of the elastic movable ring 29 is fixedly connected with pin rods 210 along the front side and the rear side respectively;
The baffle 16 is provided with a chute 17 at one side far away from the heat dissipation port 15, and the bottom of the pin rod 210 comprises a pin boss movably clamped with the chute 17.
When natural wind exists outside, under the rotation effect of the movable ring 23, the loose-leaf 24 on the movable ring 23 is blown by the natural wind to one side of the wind direction, meanwhile, air flow forms negative pressure on two sides of the loose-leaf 24 through the heat dissipation cylinder 21, the thin plate 26 deflects to the outside of the through groove 25 under the effect of the negative pressure, so as to pull the connecting rod 28 to drive the ejector rod 27 to move downwards, the ejector rod 27 extrudes the elastic movable ring 29, the elastic movable ring 29 drives the pin rod 210 to move downwards, the pin rod 210 drives the chute 17 under the effect of the bottom pin bulge of the pin rod, so that the baffle 16 on the front side and the rear side synchronously moves to the right side, and the non-notch area on the baffle 16 is used for blocking the heat dissipation opening 15, thereby preventing the natural wind from carrying a large amount of dust into the lamp shade 1 and affecting the heat dissipation function of the lamp body, and when the natural wind outside stops, the baffle 16 automatically resets to enable the heat dissipation opening 15 to be uncovered, so that the natural air circulation inside the lamp shade 1 can be satisfied, and heat dissipation is assisted.
In the third embodiment, on the basis of the above embodiment, there is provided a control structure for the cooling plate 4:
as shown in fig. 5-7, a driving shaft 35 is arranged on the upper wall of the sliding frame 3 in a driving way, the driving shaft 35 is coaxial with a first planetary gear 33, a first crank 36 is fixedly connected to the bottom of the driving shaft 35, a second planetary gear 37 is movably sleeved on one side, far away from the driving shaft 35, of the first crank 36, a second crank 38 is fixedly connected to the bottom of the second planetary gear 37, a sliding block 39 is movably sleeved on one side, far away from the first crank 36, of the second crank 38, a strip frame 44 is fixedly connected to the top of the cooling plate 4, and the sliding block 39 is in sliding connection with the inner wall of the strip frame 44;
The diameter of the first planet gear 33 is 2 times that of the second planet gear 37, the size of the first crank 36 is the same as that of the second crank 38, and the axial distance between the two sides of the first crank 36 and the second crank 38 is equal to that of the second planet gear 37.
Further, the cooling tube 5 is fixedly connected to the inner wall of the lamp housing 1, and the cooling tube 5 is located between the cooling plate 4 and the strip frame 44.
When the local heating of the lamp panel 11 needs to be cooled by the cooling plate 4, the controller 31 automatically controls the driving shaft 35 to rotate, the driving shaft 35 drives the planetary gear two 37 by the crank one 36, the planetary gear two 37 drives the crank two 38 to rotate along the inner wall of the planetary gear one 33, the crank two 38 drives the sliding block 39 to slide in the inner cavity of the strip frame 44, the corresponding sliding block 39 drives the strip frame 44 to swing left and right, the strip frame 44 drives the cooling plate 4 to swing left and right along the cooling pipe 5, the air inlet 42 on the upper wall of the cooling plate 4 is intermittently butted with the air outlet 51 which is different from the lower wall of the cooling pipe 5, cooling air in the cooling pipe 5 can be conveyed into the cooling plate 4 and discharged outwards through the spray hole 41 on the lower wall of the cooling plate 4, so that the heat dissipation speed of the heat conducting plate 12 is accelerated, and when the local heating range of the lamp panel 11 is larger, the controller 31 controls the adjusting screw two 34 to drive the planetary gear one 33 to deflect clockwise, so that the deflection angle of the planetary gear two 37 is changed, the strip frame 44 drives the cooling plate 4 to swing left and right, the cooling plate 4 is enlarged, and the cooling range of the cooling plate 4 is driven, so that the cooling range of the cooling plate 12 is enlarged, and the cooling range of the cooling plate 12 is shortened, and the cooling range of the heat conducting plate 12 is shortened, and the service life of the LED lamp panel is shortened.
Embodiment IV, based on the above embodiment:
As shown in fig. 8, a magnetic plate 43 is fixedly connected to the center of the air inlet 42;
Valve holes 53 are respectively formed in the front side and the rear side of the middle of the valve seat 52, a T-shaped elastic magnetic core 54 is slidably inserted in the middle of the valve seat 52, the top of the valve hole 53 is sealed by the elastic magnetic core 54, and magnetic poles on the lower side of the elastic magnetic core 54 repel magnetic poles on the upper side of the magnetic plate 43.
When the cooling plate 4 moves along the cooling pipe 5 and the air inlet 42 of the upper wall of the cooling plate 4 is abutted against the air outlet 51 of the lower wall of the cooling pipe 5, the magnetic plate 43 in the air inlet 42 is repelled by the elastic magnetic core 54 in the air outlet 51, and the elastic magnetic core 54 is thereby moved upwards passively, so that cooling air in the cooling pipe 5 is discharged into the cooling plate 4 through the valve hole 53, and the heat-generating area on the heat-conducting plate 12 targeted by the cooling plate 4 is utilized for rapid cooling, so that damage to the lamp panel 11 is prevented.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (4)
1. The utility model provides a LED lamp with cooling structure, includes lamp shade (1), its characterized in that, lamp shade (1) inner chamber bottom is along upper and lower direction fixed mounting respectively heat-conducting plate (12), lamp panel (11), a plurality of temperature sensor (13) are installed to heat-conducting plate (12) upper surface equidistance, heat-conducting plate (12) with be provided with between lamp panel (11) heat-conducting silica gel (14), both sides have seted up thermovent (15) respectively around lamp shade (1), thermovent (15) outer wall sliding connection has baffle (16);
the heat-conducting support is characterized in that a heat-conducting bearing (2) is fixedly arranged on the upper surface of the lampshade (1), the rear end of the heat-conducting plate (12) comprises a heat-conducting extension part which is connected with the heat-conducting bearing (2) and integrated with the lampshade (1), a heat-radiating cylinder (21) is rotationally connected to the top of the heat-conducting bearing (2), and a plurality of wedge grooves (22) are formed in the circumferential array of the outer wall of the heat-radiating cylinder (21);
The novel solar lamp shade is characterized in that a sliding frame (3) is slidably installed on the upper side of an inner cavity of the lamp shade (1), a controller (31) is fixedly installed on the upper wall of the sliding frame (3), a first planetary gear (33) is rotatably connected to the lower wall of the inner cavity of the sliding frame (3), a second planetary gear (37) is connected to the inner wall of the first planetary gear (33) in a meshed mode, a hollow cooling plate (4) is slidably clamped at the bottom of the sliding frame (3), a plurality of spray holes (41) are formed in the lower surface of the cooling plate (4), an air inlet (42) is formed in the upper surface of the cooling plate (4), a cooling pipe (5) is movably inserted into the upper surface of the cooling plate (4), a plurality of air outlets (51) are formed in the lower surface of the cooling pipe (5), a valve seat (52) is fixedly connected to the inner wall of the air outlet (51), a liquefied carbon dioxide disc (55) is fixedly installed on the left wall of the lamp shade (1), a one-way electromagnetic valve tube (56) is arranged between the liquefied carbon dioxide disc (55) and the cooling pipe (5), a heat dissipation fan (57) is fixedly installed on the right wall of the lamp shade (1), and the heat dissipation fan (57) is communicated with the cooling pipe (5).
Notches with the size corresponding to that of the heat dissipation openings (15) are formed in the baffle plates (16) at equal intervals;
The inner wall of the heat conduction bearing (2) is rotationally connected with a movable ring (23), the front end of the movable ring (23) is fixedly connected with a loose leaf (24), a through groove (25) is formed in the loose leaf (24) in a penetrating manner along the left-right direction, the left side and the right side of the through groove (25) are respectively rotationally connected with a thin plate (26), the lower wall of the through groove (25) is in sliding insertion connection with an ejector rod (27), and a connecting rod (28) is movably hinged between the ejector rod (27) and the thin plate (26);
An elastic movable ring (29) is sleeved on the periphery of the movable ring (23) in a sliding manner, the upper wall of the elastic movable ring (29) is movably abutted against the bottom end of the ejector rod (27), the elastic movable ring (29) is elastically connected with the upper wall of the lampshade (1), and pin rods (210) are fixedly connected to the lower wall of the elastic movable ring (29) along the front side and the rear side respectively;
a chute (17) is formed in one side, far away from the heat radiation opening (15), of the baffle plate (16), and a pin protrusion movably clamped with the chute (17) is arranged at the bottom of the pin rod (210);
The upper wall of the sliding frame (3) is provided with a driving shaft (35) in a driving way, the driving shaft (35) is coaxial with the first planetary gear (33), the bottom of the driving shaft (35) is fixedly connected with a first crank (36), the second planetary gear (37) is movably sleeved on one side, far away from the driving shaft (35), of the first crank (36), the bottom of the second planetary gear (37) is fixedly connected with a second crank (38), one side, far away from the first crank (36), of the second crank (38) is movably sleeved with a sliding block (39), the top of the cooling plate (4) is fixedly connected with a strip frame (44), and the sliding block (39) is in sliding connection with the inner wall of the strip frame (44);
The diameter of the first planetary gear (33) is 2 times that of the second planetary gear (37), the size of the first crank (36) is the same as that of the second crank (38), and the axial distances of the two sides of the first crank (36) and the second crank (38) are equal to that of the second planetary gear (37);
An adjusting screw I (32) in threaded connection with the upper wall of the sliding frame (3) is arranged on the upper side of the inner cavity of the lampshade (1), and an adjusting screw II (34) meshed with the planetary gear I (33) is arranged on the right wall of the sliding frame (3);
The controller (31) is electrically connected with the driving source of the first adjusting screw (32), the driving source of the second adjusting screw (34), the temperature sensor (13), the one-way electromagnetic valve tube (56) and the heat radiation fan (57) respectively.
2. The LED lamp with the cooling structure according to claim 1, wherein the left and right sides of the upper wall of the lamp cover (1) are respectively and fixedly connected with a cantilever (6) for mounting the lamp cover (1), and the height of the top of the cantilever (6) is greater than the height of the top of the heat dissipation cylinder (21).
3. The LED lamp with the cooling structure according to claim 2, characterized in that the center of the air inlet (42) is fixedly connected with a magnetic plate (43);
Valve holes (53) are respectively formed in the front side and the rear side of the middle of the valve seat (52), a T-shaped elastic magnetic core (54) is inserted in the middle of the valve seat (52) in a sliding mode, magnetic poles on the lower side of the elastic magnetic core (54) repel magnetic poles on the upper side of the magnetic plate (43), and the top of the valve holes (53) is sealed by the elastic magnetic core (54).
4. A LED lamp with a cooling structure according to claim 3, characterized in that the cooling tube (5) is fixedly connected to the inner wall of the lamp shade (1), and that the cooling tube (5) is located between the cooling plate (4) and the strip frame (44).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410272549.XA CN117869852B (en) | 2024-03-11 | 2024-03-11 | LED lamp with cooling structure |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202410272549.XA CN117869852B (en) | 2024-03-11 | 2024-03-11 | LED lamp with cooling structure |
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| CN117869852B true CN117869852B (en) | 2024-05-10 |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20160135602A (en) * | 2015-05-18 | 2016-11-28 | 경성대학교 산학협력단 | COOLING LED LIGHT using air supply line |
| JP6661092B1 (en) * | 2019-10-12 | 2020-03-11 | 广州領尚灯具有限公司 | High-speed cooling system for high-power lighting |
| CN214840699U (en) * | 2021-04-26 | 2021-11-23 | 常州市凯飞照明科技有限公司 | Novel heat dissipation lampshade |
| CN215446113U (en) * | 2021-08-23 | 2022-01-07 | 深圳市蓝鲸灵光电有限公司 | LED line lamp with heat dissipation function |
| WO2022021567A1 (en) * | 2020-07-30 | 2022-02-03 | 苏州讯能光电科技有限公司 | Thin-walled cavity-type convection heat dissipating led lamp housing |
| CN116734223A (en) * | 2023-07-03 | 2023-09-12 | 浙江天隆光电科技有限公司 | LED lamp heat radiation structure |
-
2024
- 2024-03-11 CN CN202410272549.XA patent/CN117869852B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20160135602A (en) * | 2015-05-18 | 2016-11-28 | 경성대학교 산학협력단 | COOLING LED LIGHT using air supply line |
| JP6661092B1 (en) * | 2019-10-12 | 2020-03-11 | 广州領尚灯具有限公司 | High-speed cooling system for high-power lighting |
| WO2022021567A1 (en) * | 2020-07-30 | 2022-02-03 | 苏州讯能光电科技有限公司 | Thin-walled cavity-type convection heat dissipating led lamp housing |
| CN214840699U (en) * | 2021-04-26 | 2021-11-23 | 常州市凯飞照明科技有限公司 | Novel heat dissipation lampshade |
| CN215446113U (en) * | 2021-08-23 | 2022-01-07 | 深圳市蓝鲸灵光电有限公司 | LED line lamp with heat dissipation function |
| CN116734223A (en) * | 2023-07-03 | 2023-09-12 | 浙江天隆光电科技有限公司 | LED lamp heat radiation structure |
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| CN117869852A (en) | 2024-04-12 |
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