CN209196655U - A kind of mute stage lighting of high efficiency and heat radiation - Google Patents
A kind of mute stage lighting of high efficiency and heat radiation Download PDFInfo
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- CN209196655U CN209196655U CN201920062162.6U CN201920062162U CN209196655U CN 209196655 U CN209196655 U CN 209196655U CN 201920062162 U CN201920062162 U CN 201920062162U CN 209196655 U CN209196655 U CN 209196655U
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- 230000005855 radiation Effects 0.000 title description 2
- 230000017525 heat dissipation Effects 0.000 claims abstract description 61
- 239000007788 liquid Substances 0.000 claims abstract description 21
- 238000009434 installation Methods 0.000 claims abstract description 14
- 238000001816 cooling Methods 0.000 claims abstract description 7
- 230000005494 condensation Effects 0.000 claims description 7
- 238000009833 condensation Methods 0.000 claims description 7
- 239000011521 glass Substances 0.000 claims description 7
- 230000001681 protective effect Effects 0.000 claims description 7
- 239000000110 cooling liquid Substances 0.000 claims description 6
- -1 polytetrafluoroethylene Polymers 0.000 claims description 4
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 4
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 4
- 229910001369 Brass Inorganic materials 0.000 claims description 3
- 239000010951 brass Substances 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 6
- 238000010586 diagram Methods 0.000 description 10
- 238000000034 method Methods 0.000 description 3
- 239000002826 coolant Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 1
- 229920002554 vinyl polymer Polymers 0.000 description 1
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Abstract
一种高效散热的静音舞台灯，包括灯头、灯筒、发光件、安装板和散热组件；灯头的左右两端均设有开口；反光碗设置在外壳体的内部，导热垫设置在安装腔内；外壳体的外表面设有多组用于散热的翅片；发光件设置在安装板上；安装板远离发光件的一侧设置有导热件；灯筒与灯头螺纹连接；灯筒的外周上设置有两条环形的导轨；散热组件套设在灯筒的外周上并与灯筒上的导轨转动连接；机头内部设置有驱动散热组件沿着导轨转动的驱动件；相邻设置的扇叶之间留有供气体流动的通道；循环泵设置在灯筒的内壁上；冷凝管呈螺旋状缠绕在灯筒的外周上，并位于两条环形的导轨之间；通过液冷循环散热更加均匀，同时无需安装大功率的风机，散热效果较好更加安静。
A silent stage lamp with high heat dissipation, including a lamp holder, a lamp tube, a light-emitting part, a mounting plate and a heat dissipation assembly; openings are provided at the left and right ends of the lamp holder; the reflective bowl is arranged inside the outer shell, and the heat conduction pad is arranged in the installation cavity ;The outer surface of the outer shell is provided with multiple sets of fins for heat dissipation; the luminous part is arranged on the mounting plate; the side of the mounting plate away from the luminous part is provided with a heat conduction part; There are two ring-shaped guide rails; the cooling assembly is sleeved on the outer circumference of the lamp tube and connected to the guide rail on the lamp tube in rotation; the driving part for driving the cooling assembly to rotate along the guide rail is arranged inside the machine head; the fan blades arranged adjacently A channel for gas flow is left between them; the circulation pump is set on the inner wall of the lamp tube; the condenser tube is spirally wound on the outer periphery of the lamp tube and is located between two circular guide rails; the heat dissipation is more uniform through liquid cooling circulation , At the same time, there is no need to install a high-power fan, and the heat dissipation effect is better and quieter.
Description
技术领域technical field
本实用新型涉及舞台灯领域，尤其涉及一种高效散热的静音舞台灯。The utility model relates to the field of stage lamps, in particular to a silent stage lamp with efficient heat dissipation.
背景技术Background technique
舞台灯是指专用于舞台用的灯，是舞台美术造型手段的一种，以光色、光强的变化，显示环境，渲染气氛、凸出舞台的空间感、时间感、塑造舞台情境氛围，以达到好的演出效果；现有的舞台灯常用的散热模式有辐射散热、传导散热、对流散热，现有的散热模式散热效率较低，散热速度慢，而一般的通过风扇散热的方式则会产生较大的噪音。Stage lights refer to lights specially used for the stage. It is a means of stage art modeling. It uses changes in light color and light intensity to display the environment, render the atmosphere, highlight the sense of space and time of the stage, and shape the atmosphere of the stage situation. In order to achieve a good performance effect; the heat dissipation modes commonly used in the existing stage lights include radiation heat dissipation, conduction heat dissipation, and convection heat dissipation. Makes a lot of noise.
为解决上述问题，本申请中提出一种高效散热的静音舞台灯。In order to solve the above problems, this application proposes a silent stage lamp with high heat dissipation.
实用新型内容Utility model content
(一)实用新型目的(1) Purpose of utility model
为解决背景技术中存在的现有的散热模式散热效率较低，散热速度慢，而一般的通过风扇散热的方式则会产生较大的噪音的技术问题，本实用新型提出一种高效散热的静音舞台灯，通过液冷循环散热更加均匀，同时无需安装大功率的风机，散热效果较好更加安静。In order to solve the technical problem that the existing heat dissipation mode in the background technology has low heat dissipation efficiency and slow heat dissipation speed, and the general way of heat dissipation through the fan will generate relatively large noise, the utility model proposes a high-efficiency heat dissipation mute The stage lights can dissipate heat more evenly through the liquid cooling cycle, and at the same time, there is no need to install a high-power fan, and the heat dissipation effect is better and quieter.
(二)技术方案(2) Technical solutions
为解决上述问题，本实用新型提供了一种高效散热的静音舞台灯，包括灯头、灯筒、发光件、安装板和散热组件；In order to solve the above problems, the utility model provides a high-efficiency heat dissipation silent stage lamp, including a lamp holder, a lamp tube, a light emitting part, a mounting plate and a heat dissipation assembly;
灯头包括外壳体、保护玻璃、反光碗和导热垫；灯头的左右两端均设置有开口，保护玻璃设置在灯头出光方向的开口处；反光碗设置在外壳体的内部，反光碗与外壳体之间形成安装腔，导热垫设置在安装腔内；外壳体的外表面设置有多组用于散热的翅片；The lamp cap includes an outer shell, a protective glass, a reflective bowl and a heat conduction pad; openings are provided at both ends of the lamp cap, and the protective glass is set at the opening of the light emitting direction of the lamp cap; the reflective bowl is set inside the outer shell, and the reflective bowl and the outer shell An installation cavity is formed between them, and the heat conduction pad is arranged in the installation cavity; the outer surface of the outer shell is provided with multiple sets of fins for heat dissipation;
发光件设置在安装板上，安装板设置在灯头朝向灯筒方向的开口处；安装板远离发光件的一侧设置有导热件，导热件通过卡销与安装板卡接，安装板上设置有供线缆穿过的通孔；The luminous part is set on the mounting plate, and the mounting plate is set at the opening of the lamp head towards the direction of the lamp tube; the side of the mounting plate away from the luminous part is provided with a heat conduction part, and the heat conduction part is clamped with the mounting plate through a bayonet pin, and the mounting plate is provided with a Through holes for cables to pass through;
灯筒朝向灯头的一端设置有开口，灯筒远离灯头的一端设置有供线缆穿过的通孔；灯筒与灯头螺纹连接；灯筒的外周上设置有两条环形的导轨；The end of the lamp tube facing the lamp cap is provided with an opening, and the end of the lamp tube away from the lamp cap is provided with a through hole for the cable to pass through; the lamp tube and the lamp cap are screwed together; two ring-shaped guide rails are arranged on the outer periphery of the lamp tube;
散热组件包括换热管、冷凝管、循环泵、扇叶和机头；散热组件套设在灯筒的外周上并与灯筒上的导轨转动连接；机头内部设置有驱动散热组件沿着导轨转动的驱动件；扇叶呈环形阵列设置在散热组件上，相邻设置的扇叶之间留有供气体流动的通道；循环泵设置在灯筒的内壁上；冷凝管呈螺旋状缠绕在灯筒的外周上，并位于两条环形的导轨之间；冷凝管的出液端伸入灯筒内部并连接至循环泵，冷凝管的进液端设置在灯筒外周上；换热管呈螺旋状缠绕在导热件上，换热管的进液端连接至循环泵，并与冷凝管的出液端相连通；换热管的出液端伸出灯筒外部，并与冷凝管的进液端相连通；换热管以及冷凝管内部充满冷却液。The heat dissipation assembly includes heat exchange tubes, condenser pipes, circulation pumps, fan blades and machine head; the heat dissipation assembly is sleeved on the outer periphery of the lamp tube and connected to the guide rail on the lamp tube; the inside of the machine head is provided with a driving heat dissipation assembly along the guide rail Rotating driving parts; the fan blades are arranged in a circular array on the heat dissipation assembly, and there are channels for gas flow between adjacent fan blades; the circulation pump is arranged on the inner wall of the lamp tube; the condensation pipe is spirally wound around the lamp On the outer periphery of the tube, and between two ring-shaped guide rails; the liquid outlet end of the condenser tube extends into the lamp tube and is connected to the circulation pump, and the liquid inlet end of the condenser tube is set on the outer circumference of the lamp tube; the heat exchange tube is spiral The liquid inlet end of the heat exchange tube is connected to the circulation pump and connected to the liquid outlet end of the condenser tube; the liquid outlet end of the heat exchange tube extends out of the lamp tube and is connected to the liquid inlet of the condenser tube The ends are connected; the heat exchange tube and the condenser tube are filled with coolant.
优选的，扇叶为平板形或者波浪形。Preferably, the fan blade is flat or corrugated.
优选的，扇叶上设置有多个便于增大与空气接触面积的凸起部。Preferably, the fan blade is provided with a plurality of protrusions to increase the contact area with the air.
优选的，扇叶为聚四氟乙烯材料制成。Preferably, the fan blade is made of polytetrafluoroethylene.
优选的，安装板为黄铜材料制成。Preferably, the mounting plate is made of brass.
优选的，冷却液为水或者方棚油。Preferably, the cooling liquid is water or shed oil.
本实用新型的上述技术方案具有如下有益的技术效果：本实用新型中，反光碗与外壳体之间形成安装腔，导热垫设置在安装腔内；外壳体的外表面设置有多组用于散热的翅片；导热垫导热性能良好，能够将发光件工作时产生热量传递到外壳体的表面，配合外壳体外表面上设置的翅片进行高效散热；在工作时，安装板能够将发光件产生的热量传递至导热件上，导热件上的换热管能够吸收热量；随着循环泵的作用，将冷却液从换热管中循环至灯筒外部的冷凝管中；机头带动散热组件旋转，扇叶会跟随着散热组件旋转，增强空气流通进行散热；相比传统的风扇散热的方式，通过液冷循环散热更加均匀，同时无需安装大功率的风机，散热效果较好更加安静。The above technical solution of the utility model has the following beneficial technical effects: in the utility model, an installation cavity is formed between the reflective bowl and the outer casing, and the heat conduction pad is arranged in the installation cavity; the outer surface of the outer casing is provided with multiple groups for heat dissipation The fins; the heat conduction pad has good thermal conductivity, and can transfer the heat generated by the luminous parts to the surface of the outer shell, and cooperate with the fins on the outer surface of the outer shell for efficient heat dissipation; when working, the mounting plate can transfer the heat generated by the luminous parts to the surface of the outer shell. The heat is transferred to the heat-conducting element, and the heat-exchanging tube on the heat-conducting element can absorb the heat; with the function of the circulation pump, the coolant is circulated from the heat-exchanging tube to the condenser tube outside the lamp tube; the machine head drives the heat-dissipating component to rotate, The fan blades will rotate with the heat dissipation components to enhance air circulation for heat dissipation; compared with the traditional fan heat dissipation method, the heat dissipation through the liquid cooling cycle is more uniform, and there is no need to install a high-power fan, and the heat dissipation effect is better and quieter.
附图说明Description of drawings
图1为本实用新型提出的高效散热的静音舞台灯的整体结构示意图。Fig. 1 is a schematic diagram of the overall structure of the efficient heat dissipation silent stage lamp proposed by the utility model.
图2为本实用新型提出的高效散热的静音舞台灯中灯筒的结构示意图。Fig. 2 is a structural schematic diagram of the lamp tube in the high-efficiency heat-dissipating silent stage lamp proposed by the utility model.
图3为本实用新型提出的高效散热的静音舞台灯中散热件的结构示意图。Fig. 3 is a structural schematic diagram of the radiator in the silent stage lamp with efficient heat dissipation proposed by the utility model.
图4为本实用新型提出的高效散热的静音舞台灯中扇叶的结构示意图之一。Fig. 4 is one of the structural schematic diagrams of the fan blades in the efficient heat dissipation silent stage lamp proposed by the utility model.
图5为本实用新型提出的高效散热的静音舞台灯中扇叶的结构示意图之二。Fig. 5 is the second structural schematic diagram of the fan blade in the high-efficiency heat-dissipating silent stage lamp proposed by the utility model.
附图标记：Reference number:
1、保护玻璃；2、灯头；3、反光碗；4、导热垫；5、外壳体；6、翅片；7、发光件；8、导热件；9、换热管；10、灯筒；11、循环泵；12、导轨；13、冷凝管14、散热组件；15、扇叶；16、机头；17、凸起部；18、安装板。1. Protective glass; 2. Lamp holder; 3. Reflective bowl; 4. Thermal pad; 5. Outer shell; 6. Fins; 7. Luminous parts; 11. Circulation pump; 12. Guide rail; 13. Condenser pipe; 14. Heat dissipation component; 15. Fan blade; 16. Machine head; 17. Raised part; 18. Mounting plate.
具体实施方式Detailed ways
为使本实用新型的目的、技术方案和优点更加清楚明了，下面结合具体实施方式并参照附图，对本实用新型进一步详细说明。应该理解，这些描述只是示例性的，而并非要限制本实用新型的范围。此外，在以下说明中，省略了对公知结构和技术的描述，以避免不必要地混淆本实用新型的概念。In order to make the purpose, technical solutions and advantages of the utility model clearer, the utility model will be further described in detail below in combination with specific embodiments and with reference to the accompanying drawings. It should be understood that these descriptions are only exemplary and not intended to limit the scope of the present invention. In addition, in the following description, descriptions of known structures and technologies are omitted to avoid unnecessarily confusing the concept of the present invention.
图1为本实用新型提出的高效散热的静音舞台灯的整体结构示意图。Fig. 1 is a schematic diagram of the overall structure of the efficient heat dissipation silent stage lamp proposed by the utility model.
图2为本实用新型提出的高效散热的静音舞台灯中灯筒的结构示意图。Fig. 2 is a structural schematic diagram of the lamp tube in the high-efficiency heat-dissipating silent stage lamp proposed by the utility model.
图3为本实用新型提出的高效散热的静音舞台灯中散热件的结构示意图。Fig. 3 is a structural schematic diagram of the radiator in the silent stage lamp with efficient heat dissipation proposed by the utility model.
如图1-3所示，本实用新型提出的一种高效散热的静音舞台灯，包括灯头2、灯筒10、发光件7、安装板18和散热组件14；As shown in Figures 1-3, the utility model proposes a high-efficiency heat-dissipating silent stage lamp, including a lamp holder 2, a lamp tube 10, a light-emitting part 7, a mounting plate 18 and a heat-dissipating assembly 14;
灯头2包括外壳体5、保护玻璃1、反光碗3和导热垫4；灯头2的左右两端均设置有开口，保护玻璃1设置在灯头2出光方向的开口处；反光碗3设置在外壳体5的内部，反光碗3与外壳体5之间形成安装腔，导热垫4设置在安装腔内；外壳体5的外表面设置有多组用于散热的翅片6；The lamp cap 2 includes an outer shell 5, a protective glass 1, a reflective bowl 3 and a heat conduction pad 4; the left and right ends of the lamp cap 2 are provided with openings, and the protective glass 1 is arranged at the opening of the light emitting direction of the lamp cap 2; the reflective bowl 3 is arranged on the outer shell 5, an installation cavity is formed between the reflective bowl 3 and the outer casing 5, and the heat conduction pad 4 is arranged in the installation cavity; the outer surface of the outer casing 5 is provided with multiple groups of fins 6 for heat dissipation;
发光件7设置在安装板18上，安装板18设置在灯头2朝向灯筒10方向的开口处；安装板18远离发光件7的一侧设置有导热件8，导热件8通过卡销与安装板18卡接，安装板18上设置有供线缆穿过的通孔；The light-emitting part 7 is arranged on the installation plate 18, and the installation plate 18 is arranged at the opening of the lamp cap 2 facing the direction of the lamp tube 10; the side of the installation plate 18 away from the light-emitting part 7 is provided with a heat-conducting part 8, and the heat-conducting part 8 is installed by bayonet pins. The plate 18 is clamped, and the mounting plate 18 is provided with a through hole for the cable to pass through;
灯筒10朝向灯头2的一端设置有开口，灯筒10远离灯头2的一端设置有供线缆穿过的通孔；灯筒10与灯头2螺纹连接；灯筒10的外周上设置有两条环形的导轨12；One end of the lamp tube 10 facing the lamp cap 2 is provided with an opening, and one end of the lamp tube 10 away from the lamp cap 2 is provided with a through hole for the cable to pass through; the lamp tube 10 is screwed with the lamp cap 2; Ring-shaped guide rail 12;
散热组件14包括换热管9、冷凝管13、循环泵11、扇叶15和机头16；散热组件14套设在灯筒10的外周上并与灯筒10上的导轨12转动连接；机头16内部设置有驱动散热组件14沿着导轨12转动的驱动件；扇叶15呈环形阵列设置在散热组件14上，相邻设置的扇叶15之间留有供气体流动的通道；循环泵11设置在灯筒10的内壁上；冷凝管13呈螺旋状缠绕在灯筒10的外周上，并位于两条环形的导轨12之间；冷凝管13的出液端伸入灯筒10内部并连接至循环泵11，冷凝管13的进液端设置在灯筒10外周上；换热管9呈螺旋状缠绕在导热件8上，换热管9的进液端连接至循环泵11，并与冷凝管13的出液端相连通；换热管9的出液端伸出灯筒10外部，并与冷凝管13的进液端相连通；换热管9以及冷凝管13内部充满冷却液。The heat dissipation assembly 14 includes a heat exchange tube 9, a condensation pipe 13, a circulation pump 11, a fan blade 15 and a machine head 16; the heat dissipation assembly 14 is sleeved on the outer periphery of the lamp tube 10 and is rotatably connected with the guide rail 12 on the lamp tube 10; The inside of the head 16 is provided with a driving member that drives the heat dissipation assembly 14 to rotate along the guide rail 12; the fan blades 15 are arranged on the heat dissipation assembly 14 in an annular array, and there are channels for gas flow between adjacent fan blades 15; the circulation pump 11 is arranged on the inner wall of the lamp tube 10; the condenser tube 13 is wound spirally on the outer circumference of the lamp tube 10, and is located between the two annular guide rails 12; the liquid outlet end of the condenser tube 13 extends into the lamp tube 10 and Connected to the circulation pump 11, the liquid inlet end of the condenser tube 13 is arranged on the outer periphery of the lamp tube 10; the heat exchange tube 9 is wound on the heat conducting member 8 in a spiral shape, and the liquid inlet end of the heat exchange tube 9 is connected to the circulation pump 11, and It is connected with the liquid outlet end of the condenser tube 13; the liquid outlet end of the heat exchange tube 9 extends out of the lamp tube 10 and communicates with the liquid inlet end of the condenser tube 13; the inside of the heat exchange tube 9 and the condenser tube 13 is filled with cooling liquid .
在一个可选的实施例中，安装板18为黄铜材料制成。In an optional embodiment, the mounting plate 18 is made of brass material.
在一个可选的实施例中，冷却液为水或者方棚油。。In an optional embodiment, the cooling liquid is water or shed oil. .
本实用新型中，反光碗3与外壳体5之间形成安装腔，导热垫4设置在安装腔内；外壳体5的外表面设置有多组用于散热的翅片6；导热垫导热性能良好，能够将发光件7工作时产生热量传递到外壳体5的表面，配合外壳体5外表面上设置的翅片6进行高效散热；在工作时，安装板18能够将发光件7产生的热量传递至导热件8上，导热件8上的换热管9能够吸收热量；随着循环泵11的作用，将冷却液从换热管9中循环至灯筒10外部的冷凝管13中；机头16带动散热组件14旋转，扇叶15会跟随着散热组件14旋转，增强空气流通进行散热；相比传统的风扇散热的方式，通过液冷循环散热更加均匀，同时无需安装大功率的风机，散热效果较好更加安静。In the utility model, an installation cavity is formed between the reflective bowl 3 and the outer casing 5, and the heat conduction pad 4 is arranged in the installation cavity; the outer surface of the outer casing 5 is provided with multiple sets of fins 6 for heat dissipation; the heat conduction pad has good thermal conductivity , can transfer the heat generated by the light-emitting element 7 to the surface of the outer casing 5, and cooperate with the fins 6 provided on the outer surface of the outer casing 5 to efficiently dissipate heat; when in operation, the mounting plate 18 can transfer the heat generated by the light-emitting element 7 To the heat conduction element 8, the heat exchange tube 9 on the heat conduction element 8 can absorb heat; with the action of the circulation pump 11, the cooling liquid is circulated from the heat exchange tube 9 to the condenser tube 13 outside the lamp tube 10; the machine head 16 drives the heat dissipation component 14 to rotate, and the fan blade 15 will follow the rotation of the heat dissipation component 14 to enhance the air circulation for heat dissipation; compared with the traditional fan heat dissipation method, the heat dissipation is more uniform through the liquid cooling cycle, and at the same time, there is no need to install a high-power fan to dissipate heat. The effect is better and quieter.
图4为本实用新型提出的高效散热的静音舞台灯中扇叶的结构示意图之一。Fig. 4 is one of the structural schematic diagrams of the fan blades in the efficient heat dissipation silent stage lamp proposed by the utility model.
图5为本实用新型提出的高效散热的静音舞台灯中扇叶的结构示意图之二。Fig. 5 is the second structural schematic diagram of the fan blade in the high-efficiency heat-dissipating silent stage lamp proposed by the utility model.
如图3所示，扇叶15为平板形或者波浪形。As shown in FIG. 3 , the fan blade 15 is flat or wave-shaped.
如图4所示，扇叶15上设置有多个便于增大与空气接触面积的凸起部17。As shown in FIG. 4 , a plurality of protrusions 17 are provided on the fan blade 15 to increase the contact area with the air.
在一个可选的实施例中，扇叶15为聚四氟乙烯材料制成。In an optional embodiment, the fan blade 15 is made of polytetrafluoroethylene.
需要说明的是，波浪形的扇叶15有利于增强空气的流通，提高散热效率；扇叶15上设置的凸起部17也能够增强空气的流通，提高散热效率；扇叶15选用聚四氟乙烯材料，质量更轻，转动时噪音更小更安静。It should be noted that the wavy fan blade 15 is conducive to enhancing the circulation of air and improving the heat dissipation efficiency; the raised part 17 provided on the fan blade 15 can also enhance the circulation of air and improve the heat dissipation efficiency; the fan blade 15 is made of polytetrafluoroethylene Vinyl material, lighter weight, less noise and quieter when turning.
应当理解的是，本实用新型的上述具体实施方式仅仅用于示例性说明或解释本实用新型的原理，而不构成对本实用新型的限制。因此，在不偏离本实用新型的精神和范围的情况下所做的任何修改、等同替换、改进等，均应包含在本实用新型的保护范围之内。此外，本实用新型所附权利要求旨在涵盖落入所附权利要求范围和边界、或者这种范围和边界的等同形式内的全部变化和修改例。It should be understood that the above specific embodiments of the present utility model are only used to illustrate or explain the principle of the present utility model, but not to limit the present utility model. Therefore, any modification, equivalent replacement, improvement, etc. made without departing from the spirit and scope of the present utility model shall be included in the protection scope of the present utility model. Furthermore, the appended claims are intended to cover all changes and modifications that come within the scope and boundaries of the appended claims, or equivalents of such scope and boundaries.
Claims (6)
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| CN112178544A (en) * | 2020-11-02 | 2021-01-05 | 李辉林 | Tile mouth shot-light that dispels heat fast |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112178544A (en) * | 2020-11-02 | 2021-01-05 | 李辉林 | Tile mouth shot-light that dispels heat fast |
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