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公开(公告)号：US20240219818A1
公开(公告)日：2024-07-04
申请号：US18398887
申请日：2023-12-28
发明人： Binbin ZHOU , Chunghao Lai , Tao Yuan , Yingming Li
CPC分类号： G03B17/55 , G03B15/02 , H05K7/20145 , H05K7/20263 , H05K7/20272
摘要： A radiator and a photographic light. The radiator includes a coolant tank, a support frame, a heat-absorbing assembly and a driving pump. The coolant tank has a heat exchange pipe for a coolant to circulate, and the heat exchange pipe has a first liquid inlet and a first liquid outlet; the support frame is arranged around the coolant tank, the support frame and the coolant tank enclose a heat exchange space for exchanging heat with the heat exchange pipe; the heat-absorbing assembly has a heat dissipation channel, and the heat dissipation channel has a second liquid inlet and a second liquid outlet; the driving pump is configured to drive the coolant to circulate along the heat exchange pipe, the first liquid outlet, the second liquid inlet, the heat dissipation channel, the second liquid outlet and the first liquid inlet in sequence.
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2.发明授权公开(公告)号：US11947867B2
公开(公告)日：2024-04-02
申请号：US17561960
申请日：2021-12-26
发明人： Qiankun Liu
摘要： A single audio interface signal switching circuit and a single audio interface switching device are provided by the embodiments of the present disclosure, which sets only one single audio interface and uses a working mode switching module to control a driver chip to generate different drive signals, in order to control working states of an audio signal output module, a time code input module, and a time code output module electrically connected with the driver chip. Since there is only one audio interface, and a working mode of the single audio interface switching device is controlled by the working mode switching module, so that a volume of the single audio interface switching device is reduced.
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公开(公告)号：US11725806B2
公开(公告)日：2023-08-15
申请号：US17646527
申请日：2021-12-30
发明人： Haijun Gu
IPC分类号： F21V17/18 , F21W131/406
CPC分类号： F21V17/18 , F21W2131/406
摘要： The present disclosure provides a photography lamp. The photography lamp includes a front housing, an ejector rod, a bracket, and a limiting structure. An accessory slot with a through-hole is arranged on a side of the front housing, the ejector rod is movably arranged into the through-hole, the bracket is arranged on another side of the front housing away from the accessory slot The photography lamp provided by the present disclosure can be operated conveniently. When the accessory is installed on the video lamp, the bracket is not susceptible to interference from the accessory of the photography lamp.
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公开(公告)号：US11719429B2
公开(公告)日：2023-08-08
申请号：US17915592
申请日：2020-10-10
发明人： Haijun Gu , Chongbo Huang , Xiangjun Zhou , Yi Xie
IPC分类号： F21V29/76
CPC分类号： F21V29/76
摘要： Disclosed are a heat dissipation device (140) and a lighting device (10). The heat dissipation device (140) comprises a substrate (141), a plurality of fins (1431) and at least one airflow generating device (145), wherein the plurality of fins (1431) are arranged on the substrate (141) at certain intervals and are connected to the substrate (141); and the at least one airflow generating device (145) is arranged at the ends of the plurality of fins (1431) away from the substrate (141), and an airflow generated by the airflow generating device (145) flows through at least some gaps of the plurality of fins (1431) in the direction of the substrate (141) and is jointly guided by the substrate (141) and the plurality of fins (1431) to be diffused.
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5.发明公开公开(公告)号：US20230195206A1
公开(公告)日：2023-06-22
申请号：US17890288
申请日：2022-08-18
发明人： Tianze Tan
IPC分类号： G06F1/3296 , G06F1/3212
CPC分类号： G06F1/3296 , G06F1/3212
摘要： The present application provides a method and an apparatus for controlling device operation, and a terminal device and a storage medium, and relates to the technical field of device control. The method includes: acquiring an input expected operation duration of a target device; calculating to obtain a target power of the target device according to the expected operation duration and a target battery voltage of the target device; and controlling the target device to operate at the target power, wherein when the target device operates at the target power, an operable duration of the target device is greater than or equal to the expected operation duration. By means of the solutions provided by the present application, the operation of the device can be better controlled, so that the requirement of a user for service time required by continuous operation of the target device is met.
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公开(公告)号：US20230180362A1
公开(公告)日：2023-06-08
申请号：US17887566
申请日：2022-08-15
发明人： Xuesi HUANG , Xiangjun ZHOU
IPC分类号： H05B45/28
CPC分类号： H05B45/28
摘要： The present disclosure discloses a method of combining light, an intelligent terminal and a storage medium. The method includes: according to a current sampling temperature, determining corresponding relationship between control degree and illuminance of each of LEDs at the current sampling temperature; according to a target light combining value and the corresponding relationship between the control degree and the illuminance of each of the LEDs at the current sampling temperature, determining control degree of each of the LEDs at the current sampling temperature; according to the control degree of each of the LEDs at the current sampling temperature, controlling each of the LEDs to combine light.
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公开(公告)号：US20230175683A1
公开(公告)日：2023-06-08
申请号：US17887552
申请日：2022-08-15
发明人： Xuelin LIAO , Haijun GU
CPC分类号： F21V29/76 , F21V29/67 , F21V17/06 , F21V31/005 , F21V33/0052 , F21V29/83
摘要： A film and television lamp is provided by embodiments of the present disclosure, comprising: a housing assembly, wherein the housing assembly is provided with a cavity, the housing assembly comprises a first housing, the first housing comprises a first ventilation area, a second ventilation area and shelter structure between the first ventilation area and the second ventilation area; a circuit board assembly, wherein the circuit board assembly is provided in the cavity and in correspondence with the shelter structure; a heat dissipating assembly, wherein the heat dissipating assembly is provided in the cavity, and the heat dissipating assembly comprises a first radiator and a second radiator, the first radiator is connected with the second radiator. The present disclosure aims to solve technical problems in the prior art that heat dissipation and waterproof in the film and television lamp cannot be both achieved.
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公开(公告)号：US20230066831A1
公开(公告)日：2023-03-02
申请号：US17646527
申请日：2021-12-30
发明人： Haijun Gu
IPC分类号： G03B15/02
摘要： The present disclosure provides a photography lamp. The photography lamp includes a front housing, an ejector rod, a bracket, and a limiting structure. An accessory slot with a through-hole is arranged on a side of the front housing, the ejector rod is movably arranged into the through-hole, the bracket is arranged on another side of the front housing away from the accessory slot The photography lamp provided by the present disclosure can be operated conveniently. When the accessory is installed on the video lamp, the bracket is not susceptible to interference from the accessory of the photography lamp.
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公开(公告)号：US20210359538A1
公开(公告)日：2021-11-18
申请号：US17123322
申请日：2020-12-16
发明人： Yi HUANG , Xiangjun ZHOU , Yi XIE
摘要： The present application relates to the technical field of electronic circuits, and provides a charge circuit, a control box and a luminaire. The charge circuit includes a control circuit and at least one constant current charge circuit. The constant current charge circuit is electrically connected to the rechargeable battery. The control circuit is used to obtain the specification information of the rechargeable battery, and configure the corresponding charging parameters to be sent to the corresponding constant current charge circuit, so as to charge the rechargeable battery through the constant current charge circuit. As a result, the effect of automatically recognize rechargeable batteries of different specifications can be realized, and meet the situation where the rechargeable batteries of different specifications can be simultaneously charged through multiple channels, which solves the problem that the existing technology of lithium battery charging cannot satisfy simultaneously charging lithium batteries of different specifications.
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公开(公告)号：US20240183521A1
公开(公告)日：2024-06-06
申请号：US18525891
申请日：2023-12-01
发明人： Weisong Zhang , Chongbo Huang , Daoyou Peng
摘要： Disclosed in the present disclosure is a splicing piece, including: a base, the base provided with a central area and including at least two connecting parts, in which the connecting part is centrosymmetrically provided around the central area and includes at least one splicing area; an electrical connector, the electrical connector provided on each splicing area; a fixing connector, the fixing connector provided beside the electrical connector on the splicing area; and at least one wiring groove, the wiring groove provided to avoid the fixing connector and used for being in communication with the adjacent electrical connectors on the splicing area. In the present disclosure, the electrical connector is provided on the splicing piece to avoid direct connection between the lighting bars, and the wiring groove is provided on the splicing piece, improving aesthetics and safety.
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