CN112198742A - A heat-dissipating lamp holder assembly and a photographic softbox - Google Patents
A heat-dissipating lamp holder assembly and a photographic softbox Download PDFInfo
- Publication number
- CN112198742A CN112198742A CN202011178023.3A CN202011178023A CN112198742A CN 112198742 A CN112198742 A CN 112198742A CN 202011178023 A CN202011178023 A CN 202011178023A CN 112198742 A CN112198742 A CN 112198742A
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- Prior art keywords
- lamp socket
- lamp
- front cover
- lamp holder
- cover
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- 238000009434 installation Methods 0.000 claims abstract description 15
- 238000001816 cooling Methods 0.000 claims abstract description 12
- 230000017525 heat dissipation Effects 0.000 abstract description 22
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 9
- 230000005855 radiation Effects 0.000 description 6
- 238000005034 decoration Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000013589 supplement Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
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Classifications
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B15/00—Special procedures for taking photographs; Apparatus therefor
- G03B15/02—Illuminating scene
- G03B15/06—Special arrangements of screening, diffusing, or reflecting devices, e.g. in studio
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The invention discloses a radiating lamp holder assembly and a photographic soft light box, wherein the radiating lamp holder assembly comprises a lamp holder rear cover, a lamp holder front cover, a motor, a radiating fan and a flow guide cover; wherein, the bottom of the lamp holder rear cover is provided with a plurality of through holes; the cooling fan comprises a fan frame and blades. The air guide sleeve comprises a small-diameter end and a large-diameter end, and the small-diameter end is positioned at one side close to the radiating fan and matched with the fan frame; the lamp holder front cover middle part is provided with the lamp installation position, has seted up a plurality of air outlets around the lamp installation position, and the air outlet is connected with big footpath end, forms the air current passageway that switches on through-hole, fan frame, kuppe and air outlet in proper order, makes the air current that radiator fan produced follow air current passageway water conservancy diversion around the lamp installation position. The invention realizes the purpose of better heat dissipation performance of the device through the specific structure and position relation of the lamp holder rear cover, the lamp holder front cover, the motor, the cooling fan and the air guide sleeve which are arranged in the accommodating cavity.
Description
Technical Field
The invention relates to the technical field of lamps, in particular to a radiating lamp holder assembly and a photographic soft light box.
Background
The soft light box for photography is a light supplement device commonly used in the process of taking photos or recording videos, and in actual use, in order to obtain a better light supplement effect, light source equipment inside the soft light box for photography often needs to emit stronger brightness. However, the light source device generates relatively high heat while emitting light, and if the heat cannot be dissipated in time, the life and performance of the light source device are affected. How to make the photographic soft light box radiate heat efficiently is a problem that the technicians in the field need to solve urgently.
Therefore, whether a lamp holder assembly can be designed or not has better heat dissipation performance, and the problem that the patent wants to solve is solved.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides the radiating lamp holder assembly, and the purpose of better radiating performance of the device is achieved.
The technical scheme provided by the invention is as follows:
a heat radiation lamp holder assembly comprises a lamp holder rear cover and a lamp holder front cover, wherein the lamp holder rear cover is of a hollow structure, the lamp holder rear cover and the lamp holder front cover can be mutually buckled, a containing cavity is formed inside the lamp holder rear cover and the lamp holder front cover, and a motor, a heat radiation fan and a flow guide cover are sequentially arranged in the containing cavity along the axis direction of the containing cavity; the bottom of the lamp holder rear cover is provided with a plurality of through holes; the heat dissipation fan comprises an axially-communicated fan frame and blades arranged on the inner side of the fan frame; the air guide sleeve comprises a small-diameter end and a large-diameter end, the small-diameter end is positioned at one side close to the radiating fan and matched with the fan frame, and the large-diameter end abuts against the buckling position of the lamp holder front cover and the lamp holder rear cover; the lamp holder is characterized in that an electric lamp mounting position is arranged in the middle of the lamp holder front cover, a plurality of air outlets are formed in the periphery of the electric lamp mounting position, the air outlets are connected with the large-diameter end to form an air flow channel which sequentially conducts the through hole, the fan frame, the flow guide cover and the air outlets, and air flow generated by the heat dissipation fan is guided to the periphery of the electric lamp mounting position along the air flow channel.
This technical scheme discloses a heat radiation lamp base subassembly, this scheme is through holding intracavity portion and installing motor, radiator fan and kuppe in proper order, and the air current that makes radiator fan produce can follow the through-hole entering of lamp stand back lid bottom surface and hold intracavity portion, and is inboard through fan frame, kuppe again, finally by the air outlet on the lamp stand protecgulum, makes the air current spray around the electric light installation position, plays the radiating action. In addition, through the close fit of each part, guaranteed that the paddle can keep away from the lamp stand protecgulum one side at the kuppe and hold the intracavity and produce sufficient negative pressure, increase the intensity of heat dissipation air current, increase the radiating efficiency.
Further, the lamp holder front cover comprises a front cover outer ring, a flow guide frustum and a plurality of connecting plates; the gap between the front cover outer ring and the flow guide frustum is arranged on the same central line and fixedly connected through a plurality of connecting plates, the connecting plates are arranged between the front cover outer ring and the flow guide frustum at intervals, and the air outlet is formed between the two connecting plates; the small end face of the flow guide frustum faces the cooling fan, so that the distance between the side face of the flow guide frustum and the inner wall of the front cover outer ring is gradually reduced.
This technical scheme further discloses the concrete structure of lamp stand protecgulum, and this scheme makes the air outlet be the throat form through the position relation of protecgulum outer lane and water conservancy diversion frustum and the structure of water conservancy diversion frustum side, and then increases the velocity of flow of heat dissipation air current, reduces the air loss. Finally, most of the air flow is sprayed around the lamp mounting position along the direction parallel to the axis of the accommodating cavity, and the optimal heat dissipation effect is achieved.
Furthermore, the air guide sleeve is of an axially communicated conical structure, and the inner wall of the air guide sleeve corresponds to the side surface of the air guide frustum; the lamp holder front cover with the lock department of lamp holder back cover has seted up the constant head tank, the constant head tank is located hold the intracavity side, with big footpath end cooperatees.
Further, the inside a plurality of fixed stations that are provided with of lid behind the lamp stand, the fixed station is located around the motor, the fan frame can be dismantled and install on the fixed station, the path end supports and leans on the fan frame is kept away from one side of motor, the path end supports and leans on the lamp stand protecgulum is close to one side of motor, the fan frame with the lamp stand protecgulum is right the kuppe has relative pretightning force, with the axial fixity the kuppe.
The technical scheme further discloses a specific structure of the lamp holder rear cover, and on one hand, a fixing table is arranged in the lamp holder rear cover, so that a fan frame can be stably fixed; on the other hand, the position relation of the fan frame and the lamp holder front cover is ingeniously utilized, and the air guide sleeve is fixed through the pre-tightening force of the fan frame and the pre-tightening force of the lamp holder front cover.
Furthermore, the positioning groove is formed in one side, close to the lamp holder rear cover, of the front cover outer ring; or the positioning groove is formed in one side, close to the lamp holder front cover, of the lamp holder rear cover; or the positioning part is partially arranged on the outer ring of the front cover and partially arranged on the rear cover of the lamp holder.
Further, the heat sink base assembly further includes: the electric lamp mounting seat is arranged on the large end face of the flow guide frustum, and an electric lamp mounting groove is formed in one side, far away from the flow guide frustum, of the electric lamp mounting seat.
Furthermore, the opposite ends of the lamp holder front cover and the lamp holder rear cover are respectively provided with a flange structure, and the flange structure is provided with a plurality of mounting holes.
Furthermore, the front cover outer ring, the flow guide frustum and the connecting plate are of an integrated structure.
A photographic soft light box comprising the heat sink base assembly of any one of the above, further comprising: the electric lamp is arranged on one side of the lamp holder front cover, which is far away from the lamp holder rear cover; and the light-gathering cover is arranged outside the electric lamp and is detachably connected with the rear cover of the lamp holder.
This technical scheme discloses a photographic soft light case, through install electric lamp and snoot additional on arbitrary heat dissipation lamp subassembly basis of the aforesaid, makes this photographic soft light case have better thermal diffusivity on having the basis of light filling function.
Further, the photographic soft light box further comprises: the angle adjusting device comprises a clamping part and a connecting part, the clamping part is of a U-shaped structure and is matched with the lamp holder rear cover, and the clamping part and the lamp holder rear cover are provided with corresponding threaded holes and are connected through a threaded knob; the connecting part is positioned on one side of the clamping part, which is far away from the lamp holder rear cover, and the connecting part is provided with a supporting rod mounting hole parallel to the axis direction of the threaded hole.
This technical scheme discloses install angle adjusting device's photographic soft light case, has realized that heat dissipation lamp holder subassembly, electric lamp and snoot can wind horizontal direction or vertical direction angle of adjustment simultaneously.
The invention has at least one of the following technical effects:
1. the motor, the cooling fan and the flow guide cover are sequentially arranged in the accommodating cavity, so that air flow generated by the cooling fan can enter the accommodating cavity along the through hole in the bottom surface of the lamp holder rear cover, and finally is sprayed to the periphery of the lamp mounting position through the air outlet in the lamp holder front cover and the inner side of the fan frame and the inner side of the flow guide cover to achieve the cooling effect. In addition, through the close fit of all the parts, the blades can generate enough negative pressure in the accommodating cavity at one side of the air guide sleeve, which is far away from the front cover of the lamp holder, so that the intensity of heat dissipation airflow is increased, the heat dissipation efficiency is increased, and the overall volume is reduced;
2. through the position relation of the front cover outer ring and the flow guide frustum and the structure of the side face of the flow guide frustum, the air outlet is in a necking shape, the flow velocity of heat dissipation airflow is increased, and airflow loss is reduced. Most of air flow is sprayed to the periphery of the electric lamp mounting position along the direction parallel to the axis of the accommodating cavity to achieve the optimal heat dissipation effect;
3. the fixing table is arranged in the lamp holder rear cover, so that the fan frame can be stably fixed; in addition, the position relation of the fan frame and the lamp holder front cover is skillfully utilized, and the fixing of the air guide sleeve is realized through the respective pretightening force of the fan frame and the lamp holder front cover;
4. the angle adjusting device can adjust the angles of the radiating lamp holder component, the electric lamp and the light-gathering cover around the horizontal direction or the vertical direction at the same time.
Drawings
The invention is described in further detail below with reference to the following figures and detailed description:
FIG. 1 is a schematic structural diagram of one embodiment of the present invention;
FIG. 2 is a schematic view of the structure of FIG. 1 from another perspective;
FIG. 3 is an exploded view of FIG. 1;
FIG. 4 is an exploded view of FIG. 2;
FIG. 5 is a front view of FIG. 1;
FIG. 6 is a cross-sectional view taken along A-A of FIG. 5;
FIG. 7 is a cross-sectional view taken along line B-B of FIG. 5;
fig. 8 is a schematic structural view of a front cover of a lamp holder according to an embodiment of the invention;
FIG. 9 is a schematic view of the structure of FIG. 8 from another perspective;
fig. 10 is a schematic view of a rear cover of a lamp socket according to an embodiment of the invention;
FIG. 11 is a schematic view of the structure of FIG. 10 from another perspective;
FIG. 12 is a schematic overall structure of one embodiment of the present invention;
fig. 13 is a schematic view of the structure of fig. 12 from another angle.
The reference numbers illustrate:
10. the lamp holder comprises a lamp holder rear cover, 11 accommodating cavities, 12 through holes, 13 fixing platforms and 14 flange structures;
20. the lamp holder comprises a lamp holder front cover, 21 lamp mounting positions, 22 air outlets, 23 front cover outer rings, 24 flow guide conical tables, 24-a flow guide conical table side faces, 25 connecting plates and 26 positioning grooves;
30. a motor;
40. a heat radiation fan, 41, a fan frame, 42, a blade;
50. a guide cover, 51, a small-diameter end, 52, a large-diameter end and 53, an inner wall of the guide cover;
60. an electric lamp mounting base;
70. an electric lamp;
80. a light-gathering cover;
90. angle adjusting device, 91 clamping part, 92 connecting part and 93 threaded knob.
Detailed Description
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following description will be made with reference to the accompanying drawings. It is obvious that the drawings in the following description are only some examples of the invention, and that for a person skilled in the art, other drawings and embodiments can be derived from them without inventive effort.
For the sake of simplicity, only the parts relevant to the invention are schematically shown in the drawings, and they do not represent the actual structure as a product. In addition, in order to make the drawings concise and understandable, components having the same structure or function in some of the drawings are only schematically illustrated or only labeled. In this document, "one" means not only "only one" but also a case of "more than one".
It should be further understood that the term "and/or" as used in this specification and the appended claims refers to and includes any and all possible combinations of one or more of the associated listed items.
In this context, it is to be understood that, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In addition, in the description of the present application, the terms "first", "second", and the like are used only for distinguishing the description, and are not intended to indicate or imply relative importance.
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following description will be made with reference to the accompanying drawings. It is obvious that the drawings in the following description are only some examples of the invention, and that for a person skilled in the art, other drawings and embodiments can be derived from them without inventive effort.
[ EXAMPLES one ]
As an embodiment, as shown in fig. 1 to 11, this embodiment is a heat sink lamp assembly. The heat radiation lamp holder assembly of the present embodiment includes: the lamp socket comprises a lamp socket rear cover 10, a lamp socket front cover 20, a motor 30, a heat radiation fan 40 and a flow guide cover 50.
Specifically, as shown in fig. 3 and 4, the lamp socket rear cover 10 is a hollow structure, and the lamp socket rear cover 10 and the lamp socket front cover 20 can be fastened to each other to form the accommodating cavity 11 inside. The motor 30, the heat dissipation fan 40 and the air guide sleeve 50 are sequentially disposed in the accommodating chamber 11. As shown in fig. 10 and 11, a plurality of through holes 12 are formed at the bottom of the socket back cover 10 to serve as heat dissipation holes and air inflow holes. Preferably, as shown in fig. 1 and 2, the lamp socket back cover 10 and the lamp socket front cover 20 may be connected by screws or bolts and nuts, or an internal thread and an external thread may be provided at the connection position of the lamp socket back cover 10 and the lamp socket front cover 20, so as to detachably connect the lamp socket back cover 10 and the lamp socket front cover 20.
Further, as shown in fig. 6 and 7, the heat dissipation fan 40 includes an axially-conductive fan frame 41, and blades 42 disposed inside the fan frame 41. The dome 50 includes a small diameter end 51 and a large diameter end 52, the small diameter end 51 is located at a side close to the heat dissipation fan 40 and is matched with the fan frame 41, and the large diameter end 52 abuts against a buckling position of the front cover 20 and the rear cover 10 of the lamp holder. Preferably, the front cover outer ring 23, the diversion cone 24 and the connecting plate 25 are of an integrated structure. In addition, in practical application, the middle of the paddle 42 has a fixed disk for fixing the paddle blade, and a shaft hole connected with the power device is arranged on the center line of the fixed disk. The fan frame 41 is disposed on the periphery of the entire blade 42, and generally plays a role of protecting the blade 42, and plays an important role as a part of the airflow channel in this embodiment.
Further, the lamp mounting position 21 is disposed in the middle of the lamp holder front cover 20, a plurality of air outlets 22 are disposed around the lamp mounting position 21, the air outlets 22 are connected to the large-diameter end 52, so as to form an airflow channel for sequentially communicating the through hole 12, the fan frame 41, the air guide sleeve 50 and the air outlets 22, and thus, the airflow generated by the heat dissipation fan 40 is guided to the surroundings of the lamp mounting position 21 along the airflow channel.
Further preferably, as shown in fig. 8 and 9, the lamp socket front cover 20 includes a front cover outer ring 23, a diversion frustum 24, and a plurality of connection plates 25. The front cover outer ring 23 and the flow guide frustum 24 are arranged on the same central line in a clearance mode and fixedly connected through a plurality of connecting plates 25, the connecting plates 25 are arranged between the front cover outer ring 23 and the flow guide frustum 24 at intervals, and an air outlet 22 is formed between the two connecting plates 25. The small end face of the flow guiding frustum 24 is arranged towards the cooling fan 40, so that the distance between the side face 24-a of the flow guiding frustum and the inner wall of the front cover outer ring 23 is gradually reduced. Namely, the side surface 24-a of the flow guiding frustum and the inner wall of the front cover outer ring 23 form a necking structure, so that the air pressure in the air flow channel increases the air speed and the jet distance at the air outlet 22, and the heat dissipation effect on the electric lamp is increased.
Further preferably, the air guide sleeve 50 is in an axially-conducting conical structure, and the air guide sleeve inner wall 53 corresponds to the air guide frustum side surface 24-a. In the drawing of the embodiment, the inner wall 53 of the air guide sleeve is almost parallel to the side surface 24-a of the air guide frustum, so that the air flow resistance is reduced, and the air flow is more favorably realized.
Furthermore, the fastening position of the front cover 20 and the rear cover 10 is provided with a positioning groove 26, and the positioning groove 26 is located inside the accommodating cavity 11 and is matched with the large-diameter end 52. Further preferably, a plurality of fixing tables 13 are arranged inside the lamp holder rear cover 10, the fixing tables 13 are located around the motor 30, the fan frame 41 is detachably mounted on the fixing tables 13, the small-diameter end 51 abuts against one side of the fan frame 41 far away from the motor 30, the large-diameter end 52 abuts against one side of the lamp holder front cover 20 close to the motor 30, and the fan frame 41 and the lamp holder front cover 20 have opposite pre-tightening force on the air guide sleeve 50 to axially fix the air guide sleeve 50.
Specifically, the positioning groove 26 has at least three arrangement forms: the positioning groove 26 is arranged on one side of the front cover outer ring 23 close to the lamp holder rear cover 10; or the positioning slot 26 is arranged at one side of the lamp holder rear cover 10 close to the lamp holder front cover 20; or the positioning groove 26 is partially arranged on the front cover outer ring 23 and partially arranged on the lamp holder rear cover 10.
It is further preferred that the opposite ends of the front lamp holder cover 20 and the rear lamp holder cover 10 are respectively provided with a flange structure 14, and the flange structure 14 is provided with a plurality of mounting holes. In addition, the front lamp holder cover 20 and the rear lamp holder cover 10 may be fixed by an internal and external screw structure.
In a preferred embodiment, the heat sink light base assembly further comprises a light mounting base 60, the light mounting base 60 is mounted on the large end surface of the diversion cone 24, and a light mounting groove is formed on the side of the light mounting base 60 away from the diversion cone 24.
In practical applications, the electric lamp is installed in the electric lamp installation groove, and the front cover 20 of the lamp holder is provided with a wire through hole along the center line for passing through the electric wire. After the device is electrified, the motor 30 drives the blades 42 to rotate, negative pressure is generated inside the accommodating cavity 11 under the action of the blades, at the moment, airflow enters the accommodating cavity 11 through the through holes 12 in the lamp holder rear cover 10, and is guided and divided through the inner side of the fan frame 41 and the inner wall 53 of the guide cover and the side surface 24-a of the guide frustum to be sprayed out along the direction opposite to the installation direction of the electric lamp, the airflow is uniformly distributed around the electric lamp installation seat 60 and the electric lamp, the airflow loss is low, and the heat dissipation effect is good.
[ example two ]
As a specific example, as shown in fig. 12 and 13, this example is a photographic soft light box. This embodiment includes the heatsink base assembly of any of the embodiments described above.
Specifically, the photographic soft light box of the present embodiment further includes: an electric lamp 70 and a snoot 80, as shown in fig. 5, the electric lamp 70 is installed at a side of the socket front cover 20 away from the socket rear cover 10. The light-gathering cap 80 is installed outside the electric lamp 70 and detachably coupled to the socket rear cover 10. Preferably, the snoot 80 includes the snoot curb plate of dismantling to install on lamp stand protecgulum 20 and the transparent panel of keeping away from lamp stand back cover 10 one end, and wherein the snoot curb plate can be folded alone, and the effect of transparent panel then makes light intensity more even.
Further preferably, the photographic soft light box further comprises: the angle adjusting device 90, the angle adjusting device 90 includes a clamping portion 91 and a connecting portion 92, the clamping portion 91 is a U-shaped structure, and is matched with the lamp holder rear cover 10, the clamping portion 91 and the lamp holder rear cover 10 are provided with screw holes corresponding to each other, and are connected through a screw knob 93. The connecting portion 92 is located on a side of the clamping portion 91 away from the lamp holder rear cover 10, and the connecting portion 92 is provided with a support rod mounting hole parallel to the axis direction of the threaded hole.
In practical use, a supporting rod or a bracket is arranged in the supporting rod mounting hole and used for fixing the photographic soft light box above the ground, so that the light compensation effect is better. In addition, the horizontal angle of the photographic soft light box can be adjusted by rotating the supporting rod in the supporting rod mounting hole. The adjustment of the vertical angle of the photographing soft light box is realized by pulling the lamp holder rear cover 10 up and down around the clamping part 91. The heat dissipation condition of the heat dissipation lamp holder assembly inside the soft light box is similar to that of the embodiment, and is not described herein again.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (10)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011178023.3A CN112198742A (en) | 2020-10-29 | 2020-10-29 | A heat-dissipating lamp holder assembly and a photographic softbox |
| PCT/CN2021/111940 WO2022088842A1 (en) | 2020-10-29 | 2021-08-11 | Heat-dissipation lamp base assembly and photographic softbox |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011178023.3A CN112198742A (en) | 2020-10-29 | 2020-10-29 | A heat-dissipating lamp holder assembly and a photographic softbox |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112198742A true CN112198742A (en) | 2021-01-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011178023.3A Pending CN112198742A (en) | 2020-10-29 | 2020-10-29 | A heat-dissipating lamp holder assembly and a photographic softbox |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN112198742A (en) |
| WO (1) | WO2022088842A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022088842A1 (en) * | 2020-10-29 | 2022-05-05 | 何建军 | Heat-dissipation lamp base assembly and photographic softbox |
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| CN116358022B (en) * | 2023-03-30 | 2023-09-12 | 奥普家居股份有限公司 | High-efficiency heat energy ring bathroom heater |
| CN117432998B (en) * | 2023-12-01 | 2024-05-10 | 宁波瑞耀光电科技有限公司 | Radiating shell for projection lamp and using method thereof |
| CN117739321A (en) * | 2023-12-28 | 2024-03-22 | 广州炫跃科技有限公司 | Lighting device with self-heat-dissipation function |
| CN118623278B (en) * | 2024-06-28 | 2024-11-01 | 连云港天才照明电器有限公司 | Modularized gas film cooling halogen lamp plane heating and cooling device |
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- 2021-08-11 WO PCT/CN2021/111940 patent/WO2022088842A1/en active Application Filing
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| WO2022088842A1 (en) | 2022-05-05 |
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