CN210241518U - Focusing tube of high-power LED spotlight for shooting - Google Patents
Focusing tube of high-power LED spotlight for shooting Download PDFInfo
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- CN210241518U CN210241518U CN201921434417.3U CN201921434417U CN210241518U CN 210241518 U CN210241518 U CN 210241518U CN 201921434417 U CN201921434417 U CN 201921434417U CN 210241518 U CN210241518 U CN 210241518U
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- barrel
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- power led
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- 230000005855 radiation Effects 0.000 claims abstract description 15
- 238000001816 cooling Methods 0.000 claims description 22
- 230000017525 heat dissipation Effects 0.000 claims description 13
- 230000000694 effects Effects 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 1
- 235000017491 Bambusa tulda Nutrition 0.000 description 1
- 241001330002 Bambuseae Species 0.000 description 1
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 1
- 230000003044 adaptive effect Effects 0.000 description 1
- 239000011425 bamboo Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
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Abstract
A focusing tube of a high-power LED spotlight for shooting. The utility model relates to a solve and consider that it has must draw the power cord outward to adopt electronic exhaust to come the high-efficient temperature that reduces in the focusing barrel, becomes the focusing barrel drag and increase dismouting work load, and the lamp main part does not have the power socket that can refute, causes the problem of the unable reasonable realization of electronic exhaust. The technical points are as follows: the LED spotlight lamp is characterized in that a photovoltaic cell panel is fixedly arranged on the inner wall of the rear part of the cylinder or the front part of the cylinder, an electric heat radiation fan is fixedly arranged on the wall of the rear part of the cylinder or the front part of the cylinder, and the electric output end of the photovoltaic cell panel is electrically connected with the power input end of the electric heat radiation fan.
Description
Technical Field
The utility model relates to a lighting apparatus of shooting usefulness, especially a focus section of thick bamboo of high-power LED spotlight is used in shooting. The focusing barrel is suitable for being disassembled and assembled.
Background
The LED spotlight for shooting that generally uses at present generally is used in occasions such as outdoor shooting occasion, photographic studio, film studio, meeting room, studio, multi-functional room, theater auditorium. The LED spotlight for shooting of the same kind comprises a lamp body and a focusing barrel arranged in front of the lamp body, wherein the focusing barrel is an independent component which can be detached and assembled. The focusing barrel structure is generally composed of a barrel rear part connected with the lamp body, a barrel front part with a condensing lens at the front side, and a rotary focusing ring matched on the barrel front part and the barrel rear part and used for controlling the barrel front part to move, and a light-passing window opposite to the condensing lens and matched with the LED light source of the lamp body is arranged on the rear side surface of the barrel rear part. When the LED spotlight for shooting works, the focusing cylinder is heated by long-time irradiation of the LED light source, and in order to avoid excessive heating of the focusing cylinder, the condensing lens is easy to damage and the cylinder body is deformed, heat dissipation holes are usually formed in the wall of the cylinder body.
With the development of the LED spotlight for shooting to adopt high-power and ultra-high-power LED light sources at present, the LED light sources are characterized by extremely large heat productivity, and the traditional heat dissipation mode adopting heat dissipation holes can obviously not meet the heat dissipation requirements of the LED light sources, so that whether the heat dissipation problem of the focusing tube can be efficiently solved or not becomes a bottleneck for the development of the LED spotlight for shooting to the high-power and ultra-high-power LED light sources. Certainly, the internal temperature of the focusing cylinder can be reduced effectively by adopting an electric exhaust mode, but the electric exhaust mode needs to lead one power line out to be connected to a power supply of a lamp body behind, the power line led out can become the encumbrance of the focusing cylinder, the workload is increased when the focusing cylinder is assembled and disassembled, and in addition, no socket for connecting the power supply out exists on the current lamp body, so the electric exhaust mode cannot be reasonably realized at present.
SUMMERY OF THE UTILITY MODEL
In order to overcome and to adopt electronic exhaust mode to come the higher efficiency to reduce and shoot and have must draw the power cord outward when with the focusing barrel of LED spotlight when the temperature, become the drag of focusing barrel and increase dismouting work load, also not have the interface that can supply the outer power of refuting in the present lamp main part, cause electronic exhaust still can't obtain reasonable problem of realizing at present, the utility model aims at providing a modified shoots with the focusing barrel of high-power LED spotlight, can overcome prior art's defect.
The utility model provides a technical scheme that its technical problem adopted is: the utility model provides a take focusing barrel with high-power LED spotlight, is including the barrel rear portion of connecting the lamp main part, the barrel front portion that the front side has condensing lens and cooperation before the barrel, on the rear portion be used for controlling the anterior rotation focusing circle that removes of barrel constitute, be equipped with one on the back wall at barrel rear portion and face condensing lens be used for with the LED light source complex of lamp main part logical light window, characterized by: the solar heat collector is characterized in that a photovoltaic cell panel is fixedly installed on the inner wall of the rear part of the barrel or the front part of the barrel, an electric heat radiation fan is fixedly installed on the wall of the rear part of the barrel or the front part of the barrel, and the electric output end of the photovoltaic cell panel is electrically connected with the power input end of the electric heat radiation fan.
The photovoltaic cell panel, which can also be called a solar cell panel, is a photoelectric semiconductor sheet that directly converts light energy into electrical energy through a photoelectric effect or a photochemical effect.
In the above technical solution, the photovoltaic panel may be mounted and fixed by being attached to an inner wall surface of the rear part or the front part of the cylinder.
The photovoltaic panel may be curved or bent into an arc shape.
The above-mentioned technical solution the photovoltaic panel can be formed into a ring by one piece or formed into a ring by more than two pieces arranged or spliced.
In the technical scheme, more than two arranged or spliced photoelectric cell plates can be correspondingly electrically connected, and the electric output end on one photoelectric cell plate supplies power to the electric cooling fan.
According to the technical scheme, more than two electric cooling fans can be installed and fixed on the wall parts of the rear part of the cylinder body and the front part of the cylinder body, so that strong air exhaust and strong air intake in the focusing cylinder are realized.
According to the technical scheme, the two electric cooling fans can be fixedly arranged on the side wall of the front part of the cylinder body at the rear side of the condenser lens, and the two electric cooling fans can also be fixedly arranged on the rear wall surface of the rear part of the cylinder body, so that strong air exhaust and strong air intake in a good focusing cylinder can be realized.
According to the technical scheme, the exhaust electric cooling fan can be fixedly arranged on the wall part of the rear part of the cylinder body or the wall part of the front part of the cylinder body, and an air inlet hole matched with the exhaust electric cooling fan is formed in the wall part of the rear part of the cylinder body or the wall part of the front part of the cylinder body.
According to the technical scheme, the wall part of the rear part of the barrel body or the front part of the barrel body can be fixedly provided with the air inlet electric heat dissipation fan, and the wall part of the rear part of the barrel body or the front part of the barrel body is provided with the exhaust hole matched with the air inlet electric heat dissipation fan.
In the technical scheme, an adaptive circuit can be further arranged on the electric connection between the electric output end of the photoelectric cell plate and the power supply input end of the electric cooling fan.
The utility model has the advantages that: firstly, because the inner wall of the rear part of the cylinder body or the front part of the cylinder body is provided with the photovoltaic panel, the light part irradiated on the inner wall of the cylinder body in the forward irradiation light of the LED light source of the lamp body is directly converted into electric energy to provide a power supply for realizing electric exhaust, so that the electric exhaust does not need to be provided with an external power line for power supply, and the power line is arranged on the inner wall of the cylinder body, the original structure of the focusing cylinder cannot be influenced, redundant components cannot appear, and the wage cannot be increased when the focusing cylinder is disassembled and assembled; secondly, because the wall part at the rear part of the cylinder body or the front part of the cylinder body is fixedly provided with the electric cooling fan, strong air convection can be produced inside and outside the focusing cylinder, the temperature in the focusing cylinder can be efficiently reduced, and when a lamp main body adopts a high-power or ultrahigh-power LED light source, the condensing lens can still have enough durability and the cylinder body still has enough rigidity; when the LED light source of the lamp body emits light, the electric cooling fan can work simultaneously, when the LED light source is extinguished, the electric cooling fan can stop working along with the stop of the work, a power switch is not required to be arranged and operated, and the lamp is simple and ingenious to use; fourthly, because the focusing barrel is cooled by making strong air convection through the electric cooling fan, the barrel wall of the focusing barrel does not need to be provided with cooling holes, and the rigidity and the strength of the barrel body can be further improved; fifthly, the electric cooling fan of the focusing barrel does not depend on the power supply of the lamp body, so that the focusing barrel can be adapted to all the lamp bodies at present and has strong applicability; sixthly, the part of the waste light irradiated on the inner wall of the cylinder body is skillfully utilized to generate electric energy, so that the waste energy is changed into useful energy, and the device has pioneering significance in the field.
The invention is further described with reference to the following figures and examples.
Drawings
Fig. 1 is a schematic perspective view of a lamp body with an embodiment of the present invention mounted thereon.
Fig. 2 is a perspective view of the focusing barrel of fig. 1.
In the figure: 1. a lamp body; 2. the rear part of the cylinder body; 3. a condenser lens; 4. the front part of the cylinder body; 5. rotating the focusing ring; 6. a rear wall surface; 7. an LED light source; 8. a light-transmitting window; 9. 10 and 11, electric cooling fan; 12. electrically connecting; 13 and 14, electric radiator fan.
Detailed Description
Referring to fig. 1-2, the focusing tube of the high-power LED spotlight for shooting comprises a tube body rear part 2 connected with a lamp body 1, a tube body front part 4 with a condensing lens 3 at the front side, and a rotary focusing ring 5 matched with the tube body front part 2 and the tube body rear part 3 and used for controlling the tube body front part 4 to move back and forth, wherein a light-transmitting window 8 which is directly opposite to the condensing lens 3 and matched with an LED light source 7 of the lamp body 1 is arranged on a rear wall surface 6 of the tube body rear part 2, and is characterized in that: the inner wall of the cylinder rear part 2 is fixedly provided with a photovoltaic cell panel 9, the wall parts of the cylinder rear part 2 and the cylinder front part 4 are fixedly provided with electric cooling fans 10, 11 and the like, and the electric output end of the photovoltaic cell panel 9 is correspondingly and electrically connected with the power input ends of the electric cooling fans 10, 11 and the like.
The photovoltaic cell panels 9 are mounted and fixed against the inner wall surface of the rear part 2 of the cylinder, and more than two photovoltaic cell panels 9 bent into an arc shape are arranged or spliced to form a ring.
The more than two arranged or spliced photoelectric cell plates 9 are electrically connected 12 correspondingly, and the electric output end on one photoelectric cell plate supplies power to the electric heat radiation fans 10 and 11.
Two electric heat radiation fans 11 and 13 are fixedly arranged on the side wall of the front part 4 of the cylinder body at the rear side of the condenser lens 3, and two electric heat radiation fans 10 and 14 are also fixedly arranged on the rear wall surface 6 of the rear part 1 of the cylinder body, so that strong exhaust and strong air intake in the focusing cylinder are realized well. Specifically, the electric cooling fans 10 and 13 may be intake electric cooling fans, and the electric cooling fans 11 and 14 may be exhaust electric cooling fans; the electric heat radiation fans 10 and 13 may be exhaust electric heat radiation fans, and the electric heat radiation fans 11 and 14 may be intake electric heat radiation fans.
When the lamp works, light rays emitted by the LED light source 7 of the lamp body 1 directly irradiate the back of the condensing lens 3 at the front part 4 of the cylinder body, the light rays are condensed by the condensing lens 3 and then penetrate through the condensing lens 3 to irradiate the shooting occasion in front, the light rays emitted by the LED light source 7 irradiate the inner wall part at the rear part 2 of the cylinder body, the light rays are received by the photoelectric cell plate 9 and then are converted into electric energy, and the electric energy is transmitted to the electric heat dissipation fans 10, 11, 13 and 14 to drive the electric heat dissipation fans to work, so that strong exhaust and strong air intake in a good focusing cylinder are realized.
Claims (9)
1. The utility model provides a take focusing barrel with high-power LED spotlight, is including the barrel rear portion of connecting the lamp main part, the barrel front portion that the front side has condensing lens and cooperation before the barrel, on the rear portion be used for controlling the anterior rotation focusing circle that removes of barrel constitute, be equipped with one on the back wall at barrel rear portion and directly face condensing lens be used for with the LED light source complex of lamp main part logical light window, characterized by: the solar heat collector is characterized in that a photovoltaic cell panel is fixedly installed on the inner wall of the rear part of the barrel or the front part of the barrel, an electric heat radiation fan is fixedly installed on the wall of the rear part of the barrel or the front part of the barrel, and the electric output end of the photovoltaic cell panel is electrically connected with the power input end of the electric heat radiation fan.
2. A focusing barrel of a high-power LED spotlight for shooting according to claim 1 is characterized in that the photocell plate is fixedly mounted by abutting against the inner wall surface of the rear part or the front part of the barrel.
3. A focusing barrel for high power LED spot lights for photography according to claim 1 or 2 characterized in that the photocell plate is arc-shaped or curved.
4. A focusing barrel of a high-power LED spotlight for shooting according to claim 3 is characterized in that the photocell plate is composed of one block to form a ring or more than two blocks which are arranged or spliced to form a ring.
5. A focusing barrel of a high-power LED spotlight for shooting according to claim 4 is characterized in that the more than two arranged or spliced photocell plates are correspondingly electrically connected, and the electric heat radiation fan is powered by the electric output end on one photocell plate.
6. A focusing barrel of a high-power LED spotlight for shooting according to claim 1 or 2 is characterized in that more than two electric heat radiation fans are fixedly arranged on the wall parts of the rear part and the front part of the barrel.
7. A focusing barrel of a high-power LED spotlight for shooting according to claim 1 or 2, characterized in that two electric cooling fans are fixedly arranged on the side wall of the front part of the barrel body at the rear side of the spotlight lens, and two electric cooling fans are also fixedly arranged on the rear wall surface of the rear part of the barrel body.
8. The focusing barrel of the high-power LED spotlight for shooting according to claim 1 or 2, characterized in that an exhaust electric heat dissipation fan is fixedly arranged on the wall of the rear part or the front part of the barrel, and an air inlet hole matched with the exhaust electric heat dissipation fan is arranged on the wall of the rear part or the front part of the barrel.
9. The focusing barrel of the high-power LED spotlight for shooting according to claim 1 or 2, characterized in that an air intake electric heat dissipation fan is fixedly arranged on the wall of the rear part or the front part of the barrel, and an air exhaust hole matched with the air intake electric heat dissipation fan is arranged on the wall of the rear part or the front part of the barrel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921434417.3U CN210241518U (en) | 2019-08-31 | 2019-08-31 | Focusing tube of high-power LED spotlight for shooting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921434417.3U CN210241518U (en) | 2019-08-31 | 2019-08-31 | Focusing tube of high-power LED spotlight for shooting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210241518U true CN210241518U (en) | 2020-04-03 |
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ID=69963530
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921434417.3U Active CN210241518U (en) | 2019-08-31 | 2019-08-31 | Focusing tube of high-power LED spotlight for shooting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210241518U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110425505A (en) * | 2019-08-31 | 2019-11-08 | 林璧光 | A kind of focus drum of high-power LED projector lamp for shooting |
-
2019
- 2019-08-31 CN CN201921434417.3U patent/CN210241518U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110425505A (en) * | 2019-08-31 | 2019-11-08 | 林璧光 | A kind of focus drum of high-power LED projector lamp for shooting |
| CN110425505B (en) * | 2019-08-31 | 2023-08-01 | 林璧光 | Focusing cylinder of high-power LED spotlight for shooting |
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220324 Address after: 515829 Guangdong Nanguang film and television equipment Co., Ltd. on the east side of Zhangdong passenger station of National Highway 324, Dongli Town, Chenghai District, Shantou City, Guangdong Province Patentee after: Guangdong Nanguang television equipment Co.,Ltd. Address before: 515829 Guangdong province Shantou Chenghai District Dongli Town Road 324 Zhang Lin Road South Light Television Equipment Co., Ltd. Patentee before: Lin Biguang |