Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide the illuminating lamp with the automatic heat dissipation structure, the light source module generates heat when in work, so that the air at the top of the light source module becomes hot, the hot air is gathered at the bottoms of the plurality of heat dissipation pipes, and under the action of a chimney effect, the hot air flows upwards along the heat dissipation pipes, so that the external air is driven to enter the bottom of the light source module from the air holes in the lens to be in contact with the LED lamp, then flows into the top of the light source module through the communication holes, and generates the flow of the internal air through the chimney effect, and even under the condition that the external air is static or the air flow speed is slow, the illuminating lamp still has.
In order to achieve the purpose, the invention provides the following technical scheme: an illuminating lamp with an automatic heat dissipation structure comprises a bearing ring, an inner ring fixedly connected to the inner side of the bearing ring, a light source module fixed to the top of the inner ring, a plurality of LED lamps fixedly connected to the bottom of the light source module, a lens fixed to the bottom of the inner ring and a heat dissipation component fixed to the top of the bearing ring;
the heat dissipation part comprises a fixing plate covering the top of the bearing ring and a plurality of heat dissipation pipes fixedly connected to the top of the fixing plate, and inner holes of the heat dissipation pipes penetrate through the fixing plate downwards;
the lens is provided with a plurality of air holes which communicate the top of the lens with the outside, the inner side of the inner ring is provided with a plurality of air holes, and the top of one end of the air hole close to the bearing ring is provided with a communication hole which upwards penetrates through the inner ring and the light source module.
By adopting the technical scheme, when the illuminating lamp works, the LED lamp and the light source module generate heat, the heat generated by the light source module can increase the temperature of the air at the top of the light source module, thereby the temperature of the air at the bottom of the radiating pipe is raised at the moment, the density of the hot air is lower, the hot air can respectively flow upwards along the inner holes of the radiating pipes, thereby the top of the light source module is in a negative pressure state, so that the outside air can enter the bottom of the light source module through the air holes under the action of the negative pressure, then enter into the top of light source module along air vent and intercommunicating pore to realize the flow of air, can absorb the produced heat in LED lamp and light source module top when external cold air enters into the light source module top, and drive its motion to the top of light source module, then discharge from the cooling tube. The process is similar to chimney effect, the hot air is upwards discharged through the radiating pipe by utilizing the rising principle of the hot air, the outdoor cold air enters from the air holes, and therefore whether the external air flows or not, the air inside the illuminating lamp is in a flowing state, the radiating effect is improved, and the illuminating lamp can still perform good radiating under the conditions that the external air does not flow and the air flows slowly
The invention is further configured to: the cross section of the inner hole of the radiating pipe is in a circular shape, and the diameter of the cross section of the inner hole is gradually reduced from bottom to top.
Through adopting above-mentioned technical scheme, it is little to set the big top in bottom to the cross section diameter in the cooling tube hole for more hot-air can enter into the bottom of cooling tube, shortens the top internal diameter, makes hot-air can accelerate the speed that flows in the middle of the process that upwards flows, thereby makes in the air that the external world can be better gets into the light from the venthole department.
The invention is further configured to: and the outer side of the radiating pipe is fixedly connected with a radiating fin.
Through adopting above-mentioned technical scheme, through setting up the fin, can make under windy condition, accelerate the heat dissipation of cooling tube to increase the temperature difference of air and light source module top air in the cooling tube, thereby make the flow upwards that hot-air can be faster, improve the flow velocity of air in the lighting lamp.
The invention is further configured to: the cooling tube divide into a plurality of groups, and with a plurality of cooling tubes of a set of along the length direction evenly distributed of fixed plate, the width direction evenly distributed of fixed plate is followed to a plurality of cooling tubes of group, and the equal fixedly connected with fin in one side that two cooling tubes between the adjacent two cooling tubes in the middle of the same group and lie in the fixed plate both ends deviate from each other, the fin is parallel to each other and the fin sets up along the radial direction of cooling tube.
Through adopting above-mentioned technical scheme, through the one end that two cooling tubes that set up the fin between two adjacent cooling tubes of same group and be located the fixed plate both ends deviate from each other for can form a passageway that supplies the quick flow of air between the fin on two adjacent groups of cooling tubes, thereby make external air can be in the passageway more quick flow, thereby make external air can be more quick take away the heat on cooling tube and the fin.
The invention is further configured to: the lens is provided with air holes which correspond to the LED lamps one by one, and the tops of the air holes are located right below the corresponding LED lamps.
Through adopting above-mentioned technical scheme, set up the bleeder vent in the bottom of the LED lamp that corresponds for can directly contact each other with the LED lamp when external cold air enters into light source module bottom, thereby can be more quick take away the heat on the LED lamp, improve the cooling effect to the LED lamp.
The invention is further configured to: a plurality of arc grooves corresponding to the air holes one by one are formed in the top of the lens, and the LED lamps are embedded into the arc grooves respectively.
Through adopting above-mentioned technical scheme, through setting up the arc recess for enter into the outside that the air can be more comprehensive blow the LED lamp from the bleeder vent in the middle of, realize the more even cooling everywhere to LED lamp bottom.
The invention is further configured to: the lens is provided with a plurality of through holes which penetrate through the lens along the transverse direction, and each air hole is communicated with one through hole.
Through adopting above-mentioned technical scheme, through setting up horizontal through-hole for the bleeder vent does not directly run through the bottom of lens, thereby when external water sprayed on lens, water was difficult to pass the bleeder vent and enters into LED lamp and light source module department, thereby prevents that moisture from causing the influence to the life of LED lamp and light source module.
The invention is further configured to: the bleeder vent divide into a plurality of groups, and a plurality of groups bleeder vent are along the width direction evenly distributed of fixed plate, and a plurality of bleeder vent of same group are along the length direction evenly distributed of fixed plate, and the below of each group's bleeder vent corresponds a through-hole, and the length direction of through-hole sets up along the length direction of fixed plate, and a plurality of bleeder vents of each group all communicate with the through-hole that is located this group's bleeder vent below each other.
Through adopting above-mentioned technical scheme, through carrying out regular setting to bleeder vent and through-hole for can be more convenient when producing process through-hole and bleeder vent.
The invention is further configured to: the outer side of the lens is close to the fixed ring of the position fixedly connected with at the top, and the fixed ring supports the bottom at the inner ring tightly, the outer loop outside the bearing ring is established to the bottom fixedly connected with cover of fixed plate, and the bearing ring bottom is provided with the go-between, and the bottom of fixed ring is provided with the ring that supports of fixed connection on the go-between, and the both ends of go-between are provided with two coupling mechanisms that are used for linking together go-between and outer loop, and when the go-between supported tightly bottom the bearing ring, support the tight ring top and support tightly in fixed ring bottom.
Through adopting above-mentioned technical scheme, when installing, fix the LED lamp on the light source module earlier, then fix the top at the inner ring with the light source module, later place lens in light source module bottom, support the collar tight in the inner ring bottom, then establish the outer loop cover in the bearing ring outside and pass through coupling assembling with the go-between and fix on the outer loop, support the collar tight in the collar bottom this moment, thereby fix lens on the inner ring, make the whole equipment of light convenient and fast more.
The invention is further configured to: two connecting grooves are formed in the two ends of the outer ring, the connecting mechanism comprises an elastic plate fixedly connected to the end portion of the connecting ring and a connecting plate fixedly connected to the top of the elastic plate and close to one side of the outer ring, the connecting plate is horizontally arranged, one side of the connecting plate close to the outer ring can be inserted into the connecting grooves, and one side of the top of the elastic plate is inclined towards the direction close to the outer ring.
Through adopting above-mentioned technical scheme, when installing, the top of the two elastic plates of earlier pulling moves towards the direction that deviates from each other, supports when tight bearing ring bottom as the go-between, loosens spacing to the elastic plate, inserts the connecting plate in the middle of the spread groove under the elastic action of elastic plate, accomplishes the installation, only need stimulate two elastic plates when dismantling for two connecting plates from the spread groove only break away from can, make the operation convenient and fast more.
In summary, compared with the prior art, the invention has the following beneficial effects:
1. according to the invention, through the arrangement of the radiating pipes and the air holes, the light source module generates heat during working, so that air at the top of the light source module becomes hot, the hot air is gathered at the bottoms of the radiating pipes, and flows upwards along the radiating pipes under the action of a chimney effect, so that the external air is driven to enter the bottom of the light source module from the air holes on the lens to be contacted with the LED lamp and then flows into the top of the light source module through the communication holes, and the internal air flows through the chimney effect, so that the light source module still has a good radiating effect even if the external air is static or the air flow speed is low;
2. according to the LED lamp and the light source module, the plurality of through holes are formed, so that the air holes do not directly penetrate through the bottom of the lens, when external water is sprayed on the lens, the water is not easy to penetrate through the air holes to enter the LED lamp and the light source module, and the influence of moisture on the service life of the LED lamp and the light source module is prevented.
Example (b): a lighting fixture with an automatic heat dissipation structure, see fig. 1, comprises a connection ring 5 and a heat dissipation part 2.
Referring to fig. 2 and fig. 3, the LED lamp further includes a supporting ring 1, an inner ring 11 fixedly connected to the inner side of the supporting ring 1, a light source module 3 fixed to the top of the inner ring 11, a plurality of LED lamps 31 fixedly connected to the bottom of the light source module 3, and a lens 4 fixed to the bottom of the inner ring 11; the heat dissipation part 2 is arranged at the top of the bearing ring 1, and the connecting ring 5 is arranged at the bottom of the bearing ring 1. The outer side edge of the light source module 3 is mutually attached to the inner side edge of the bearing ring 1. The heat dissipation member 2 includes a fixing plate 21 fixed on the top of the support ring 1 and a plurality of heat dissipation pipes 22 fixedly connected on the top of the fixing plate 21, and the inner holes of the heat dissipation pipes 22 penetrate the fixing plate 21 downward. The outer ring 24 that the bottom fixedly connected with cover of fixed plate 21 established in the bearing ring 1 outside, bearing ring 1 bottom is provided with go-between 5, the position fixedly connected with solid fixed ring 41 that the outside of lens 4 is close to the top, gu fixed ring 41 supports the bottom tight at inner ring 11, gu fixed ring 41's bottom is provided with the tight ring 51 of support of fixed connection on go-between 5, go-between 5's both ends are provided with two coupling mechanism 6 that are used for linking together go-between 5 and outer ring 24, coupling mechanism 6 links together go-between 5 and outer ring 24 and makes go-between 5's top can support tightly at bearing ring 1 bottom, when go-between 5 supports tightly at bearing ring 1 bottom, support the tight ring 51 top and support tightly at solid fixed ring 41 bottom, thereby fix lens 4 in the bottom of inner ring 11.
Referring to fig. 4, the inner side of the inner ring 11 is provided with a plurality of vent holes 111, and the top of one end of the vent hole 111 close to the support ring 1 is provided with a communication hole 112 which upwards penetrates through the inner ring 11 and the light source module 3.
Referring to fig. 5 and 6, the top of the lens 4 is provided with a plurality of arc-shaped grooves 42 corresponding to the LED lamps 31 one by one, the bottoms of the LED lamps 31 are embedded into the grooves 42, a gap is left between the LED lamps 31 and the side walls of the grooves 42, and the bottom of each groove 42 is provided with an air hole 44 formed in the lens 4; the grooves 42 are provided with a plurality of groups, each group of grooves 42 is uniformly distributed along the length direction of the lens 4, and the plurality of groups of grooves 42 are uniformly distributed along the width direction of the lens 4; the lens 4 is provided with a plurality of through holes 43 which penetrate through the lens 4 along the transverse direction, a through hole 43 is arranged below each group of grooves 42, and the air holes 44 at the bottom of the grooves 42 are communicated with the through holes 43 below the grooves 42.
When the LED lamp 31 and the light source module 3 are operated, the LED lamp and the light source module 3 will generate heat, the heat generated by the light source module 3 will increase the temperature of the air on the top of the light source module 3, so that the temperature of the bottom air of the radiating pipe 22 is increased at this time, the density of the hot air is low, so that the hot air can flow upward along the inner holes of the plurality of radiating pipes 22, respectively, thereby making the top of the light source module 3 in a negative pressure state, so that the outside air can enter the bottom of the light source module 3 through the air holes 44 under the action of negative pressure, then enters the top of the light source module 3 along the vent holes 111 and the communication holes 112, so as to realize the air flow, and when the outside cold air enters the top of the light source module 3, the outside cold air absorbs the heat generated by the LED lamp 31 and the top of the light source module 3, and drives the heat to move to the top of the light source module 3, and then is discharged from the heat dissipation pipe 22; through the chimney effect, realized the flow of air in the light, realized the heat dissipation to light source module 3 and LED lamp 31.
Referring to fig. 7, two connecting slots 241 are opened at two ends of the outer ring 24, the connecting mechanism 6 includes an elastic plate 61 fixedly connected to the end of the connecting ring 5 and a connecting plate 62 fixedly connected to the top of the elastic plate 61 near the outer ring 24, the connecting plate 62 is horizontally disposed and the side of the connecting plate 62 near the outer ring 24 can be inserted into the connecting slots 241, and the top of the elastic plate 61 is inclined toward the direction near the outer ring 24. The distance between the bottom of the fixing plate 21 and the bottom of the outer ring 24 is equal to the distance between the top and the bottom of the bearing ring 1, when the fixing plate is assembled, the tops of the two elastic plates 61 are firstly shifted to move towards the direction away from each other, when the fixing plate 21 and the top of the bearing ring 1 are in mutual contact and the top of the connecting ring 5 and the bottom of the bearing ring 1 are in mutual contact, the limiting of the elastic plates 61 is loosened, and under the elastic action of the elastic plates 61, the connecting plate 62 is inserted into the connecting groove 241. Thereby achieving the assembling of the illumination lamp.
Referring to fig. 1, the heat pipes 22 are divided into a plurality of groups, the plurality of heat pipes 22 in the same group are uniformly distributed along the length direction of the fixing plate 21, the plurality of groups of heat pipes 22 are uniformly distributed along the width direction of the fixing plate 21, the heat dissipation fins 23 are fixedly connected to the sides of the two adjacent heat pipes 22 in the same group and the two heat pipes 22 at the two ends of the fixing plate 21, which are far away from each other, the heat dissipation fins 23 are parallel to each other and the heat dissipation fins 23 are arranged along the radial direction of the. The external air can flow in the passage defined by the heat dissipation fins 23 adjacent to the two groups of heat dissipation pipes 22, and the heat dissipation of the heat dissipation pipes 22 is accelerated.
The working principle of the illuminating lamp with the automatic heat dissipation structure when in use is as follows: when the LED lamp 31 and the light source module 3 are operated, the LED lamp and the light source module 3 will generate heat, the heat generated by the light source module 3 will increase the temperature of the air on the top of the light source module 3, so that the temperature of the bottom air of the radiating pipe 22 is increased at this time, the density of the hot air is low, so that the hot air can flow upward along the inner holes of the plurality of radiating pipes 22, respectively, thereby making the top of the light source module 3 in a negative pressure state, so that the outside air can enter the bottom of the light source module 3 through the air holes 44 under the action of negative pressure, then enters the top of the light source module 3 along the vent holes 111 and the communication holes 112, so as to realize the air flow, and when the outside cold air enters the top of the light source module 3, the outside cold air absorbs the heat generated by the LED lamp 31 and the top of the light source module 3, and drives the heat to move to the top of the light source module 3, and then is discharged from the heat dissipation pipe 22; through the chimney effect, realized the flow of air in the light, realized the heat dissipation to light source module 3 and LED lamp 31.
The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the invention may occur to those skilled in the art without departing from the principle of the invention, and are considered to be within the scope of the invention.