Light supplement lamp set

By designing a fill light set that includes multiple bar fill lights and simplified power supply wiring, the problems of adaptability and cleanliness of existing fill light fixtures in live broadcast and short video creation are solved, and a more efficient fill light effect and convenient user experience are achieved.

CN222950987UActive Publication Date: 2025-06-06SUZHOU XINGBOLE TECHNOLOGY CO LTD
View PDF 0 Cites 0 Cited by

Patent Information

Application Number
CN202422263576.9
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-09-14
Publication Date
2025-06-06
Estimated Expiration
2034-09-14

AI Technical Summary

Technical Problem

The existing fill light fixtures are difficult to meet the adaptability of the human body structure in live broadcasts and short video creation, and the drag lines of multiple fill lights are messy, which affects the cleanliness and convenience of use.

Method used

Design a fill light set, including a power adapter and multiple strip fill lights, powered by a USB Type-C interface, simplifying wiring; and equipped with a liftable tripod and a removable chassis for improved convenience and flexibility.

Benefits of technology

Through the combination of multiple bar fill lights, the fill light area and effect are improved, the number of power adapters is reduced, the cost and wiring complexity are reduced, and the cleanliness and convenience of use of the live broadcast site is improved.

✦ Generated by Eureka AI based on patent content.

Smart Images

  • Figure CN222950987U_ABST
    Figure CN222950987U_ABST
Patent Text Reader

Abstract

The utility model provides a light supplement lamp set which comprises a power adapter, a plurality of light supplement lamps and a plurality of connecting wires. The output end of the power adapter is a USB Type-C plug interface; the light supplementing lamp is in a strip shape, a main control board is arranged at the bottom of the light supplementing lamp, a power supply input interface and a power supply output interface are formed in the main control board, and the power supply input interface and the power supply output interface are both USB Type-C socket interfaces. The two ends of the connecting line are both USB Type-C plug interfaces. The output end of the power adapter is only connected with the power supply input interface of one light supplementing lamp; the multiple light supplementing lamps are electrically connected through connecting wires. According to the utility model, the plurality of light-supplementing lamps are used for supplementing light, so that the light-supplementing effect is improved; only one power adapter needs to be configured, the adjacent light supplementing lamps only need to be connected through the Type-C connecting line for power supply, the configuration of multiple power adapters is omitted, the cost is reduced, power supply wiring is simpler and more convenient, and the tidiness of a live broadcast site is improved.
Need to check novelty before this filing date? Find Prior Art

Description

Technical Field

[0001] The utility model relates to the field of lighting technology, specifically a fill light assembly. Background Art

[0002] Fill light is an important auxiliary tool for photography, videography, live broadcasting or other visual content creation. Its main purpose is to provide additional light to improve the lighting conditions of the shooting environment and obtain better visual effects.

[0003] In live broadcasting and short video creation, fill lights also play a vital role. It can ensure that the face of the host or actor is clearly visible, while creating an atmosphere and lighting effect suitable for the live broadcast content. Currently, the commonly used fill lights are mainly soft light boxes, which take up a large space. There are also some annular or circular fill lights with small fill light areas, which are not well suited for live broadcasting and short video creation. The applicant intends to propose a strip fill light to adapt to the human body structure and increase the fill light area. When in use, strip fill lights can be arranged at multiple angles to achieve a better fill light effect. At present, multiple fill lights are usually equipped with an independent adapter respectively, which is messy when dragging the lines. Utility Model Content

[0004] In order to overcome the above-mentioned deficiencies in the prior art, the purpose of the utility model is to provide a fill light assembly.

[0005] In order to achieve the above-mentioned purpose, the technical solution adopted by the utility model to solve the technical problem is: a fill light set, including a power adapter, multiple fill lights and multiple connecting wires;

[0006] The output end of the power adapter is a USB Type-C plug interface;

[0007] The fill light is in the shape of a long strip, and a main control board is provided at the bottom of the fill light. A power input interface and a power output interface are provided on the main control board, and the types of the power input interface and the power output interface are both USB Type-C socket interfaces;

[0008] Both ends of the connecting cable are USB Type-C plug interfaces;

[0009] The output end of the power adapter is only connected to the power input interface of one fill light;

[0010] The multiple fill lights are electrically connected via the connecting wires.

[0011] The utility model uses multiple fill lights to perform fill light, thereby improving the fill light effect; only one power adapter needs to be configured, and adjacent fill lights only need to be connected for power supply via a Type-C connection cable, eliminating the need to configure multiple power adapters, reducing costs, and making power supply wiring simpler and more convenient, thereby improving the cleanliness of the live broadcast site.

[0012] Furthermore, a nut with a hole facing downward is provided at the bottom of the fill light, and the thread diameter of the nut is 1 / 4 inch.

[0013] Furthermore, it also includes a liftable tripod, and the bottom end of the fill light is installed on the platform of the liftable tripod.

[0014] By adopting the above preferred solution, it is convenient to directly install and lock the fill light on the tripod, thereby improving the convenience of live broadcasting.

[0015] Furthermore, it also includes a detachable chassis, which is connected to the nuts of the fill light via screws.

[0016] By adopting the above preferred solution, you can choose to install a chassis to facilitate independent placement stability and improve the flexibility of using the fill light.

[0017] Furthermore, the fill light includes an aluminum alloy structural frame, a light-diffusing plate, an LED substrate, an upper cover plate, a lower mounting seat and a main control board. The cross-sectional outer contour of the aluminum alloy structural frame is a rectangular contour with an opening on one side. The aluminum alloy structural frame includes a rear wall body, a left wall body, a right wall body and a front opening. The light-diffusing plate is installed on the front opening of the aluminum alloy structural frame. The LED substrate is attached to the inner wall surface of the rear wall body via thermal conductive adhesive, and a plurality of LED lamp beads are arranged on the LED substrate. The upper cover plate is installed on the top of the aluminum alloy structural frame. The main control board is vertically installed on the lower mounting seat, and the lower mounting seat is installed on the bottom end of the aluminum alloy structural frame.

[0018] By adopting the above preferred solution, the fill light is a rectangular structure with the long side in the height direction, which can provide uniform fill light in a larger height direction, and is particularly suitable for live broadcast and short video creation. The aluminum alloy structure frame has high structural strength, light weight, and is easy to move, which improves the convenience of use. The LED substrate is attached to the rear inner wall of the aluminum alloy structure frame through thermal conductive adhesive. The aluminum alloy structure frame has good thermal conductivity and can dissipate the heat of the LED substrate in time, thereby improving the luminous performance and service life of the LED lamp beads.

[0019] Furthermore, the lower mounting seat includes a front panel portion and a bottom plate portion arranged at right angles, the back side of the front panel portion is provided with a plurality of mounting columns extending horizontally backward, and the main control board is vertically installed on the top of the mounting columns; the front side surface of the main control board is provided with a brightness adjustment knob and a chromaticity adjustment knob, the rear side surface of the main control board is provided with a power supply output interface, a power supply output interface and an on-off switch, the front panel portion is provided with a through hole for the brightness adjustment knob and the chromaticity adjustment knob to pass through, the rear wall body of the aluminum alloy structural frame is provided with a through hole opposite to the power supply output interface, the power supply output interface and the on-off switch, and a button is installed in the through hole on the aluminum alloy structural frame opposite to the on-off switch.

[0020] By adopting the above-mentioned preferred scheme, the main control board is vertically installed on the lower mounting seat, and the combination of the main control board and the lower mounting seat is installed to the lower end of the aluminum alloy structural frame of the strip fill light by plug-in installation. The structure is compact and easy to install. The brightness adjustment knob for adjusting the brightness of the fill light and the chromaticity adjustment knob for adjusting the chromaticity are located on the front side of the lower part of the lamp body, and the power input, input interface and power on and off switch button are located on the rear side of the lower part of the lamp body. It is beautiful and easy to operate.

[0021] Furthermore, the number of mounting columns on the front panel part is 4, and the 4 mounting columns are distributed in rectangular corners. The tops of the two mounting columns on one group of diagonals are provided with positioning protrusions, and the upper parts of the two mounting columns on the other group of diagonals are provided with screw connecting holes; the main control board is provided with positioning holes matching the positioning protrusions and connecting holes matching the screw connecting holes.

[0022] The above preferred solution is adopted to improve the structural stability of the main control board installation.

[0023] Furthermore, a circle of outwardly protruding reinforcing ribs is provided on the back side of the front panel portion of the lower mounting seat, and the reinforcing ribs are connected to the bottom of the mounting column.

[0024] By adopting the above preferred solution, the structural strength of the mounting column is enhanced, ensuring that the position of the main control board remains stable.

[0025] Furthermore, the button includes a pressing part, an upper cantilever part and a lower cantilever part, the upper cantilever part is connected to the upper part of the pressing part, the lower cantilever part is connected to the lower part of the pressing part, and the ends of the upper cantilever part and the lower cantilever part are bonded to the aluminum alloy structural frame.

[0026] By adopting the above preferred solution, during installation, the button is first bonded to the aluminum alloy structural frame, and then the lower mounting seat and the main control board combination module are installed, which is convenient for assembly. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0028] Figure 1 This is one of the structural schematic diagrams of an implementation method of the fill light of the utility model.

[0029] Figure 2 This is the second structural schematic diagram of an implementation method of the fill light of the utility model.

[0030] Figure 3 yes Figure 1 A partial enlarged view of point A in the middle.

[0031] Figure 4 yes Figure 2 A partial enlarged view of point B in the middle.

[0032] Figure 5 It is a cross-sectional view of an implementation manner of the fill light of the utility model.

[0033] Figure 6 It is a structural diagram of a fill light with a mounting chassis at the bottom.

[0034] Figure 7 It is a schematic diagram of the structure of the fill light hiding the diffuser.

[0035] Figure 8 It is a structural diagram of the chassis.

[0036] Fig. 9 This is a schematic diagram of the main control board installation structure.

[0037] Fig.10 It is a structural schematic diagram of the lower mounting plate.

[0038] Fig.11 This is a structural diagram of the main control board.

[0039] Fig.12 It is a partial schematic diagram of the buttons installed at the bottom of the aluminum alloy structure frame.

[0040] Fig.13 It is a cross-sectional view of the key mounted on the lower part of the aluminum alloy structural frame.

[0041] Fig.14 It is a structural schematic diagram of an implementation method of a fill light set.

[0042] Fig.15 It is a structural schematic diagram of another implementation method of the fill light set.

[0043] The numbers and letters in the figure represent the names of the corresponding parts:

[0044] 1-Fill-in light; 11-Aluminum alloy structural frame; 111-Rear wall body; 112-Left wall body; 113-Right wall body; 114-Front opening; 115-Left slot; 116-Right slot; 117-Left limit rib; 118-Right limit rib; 119-Left screw lock part; 120-Right screw lock part; 121-Through hole; 122-Side opening; 13-Light averaging plate; 14-LED substrate; 141-LED lamp beads; 15-Upper cover; 151-Connection hole; 16-Lower mounting seat; 161-Connection hole; 162-Nut; 163-Front Panel part; 164-bottom plate part; 165-mounting column; 166-positioning protrusion; 167-screw connection hole; 168-reinforcement rib; 18-main control board; 181-brightness adjustment knob; 182-chromaticity adjustment knob; 183-power input interface; 184-power output interface; 185-power on / off switch; 186-positioning hole; 187-connection hole; 19-button; 191-pressing part; 192-upper cantilever part; 193-lower cantilever part; 2-chassis; 21-rectangular slot; 3-liftable tripod; 4-power adapter; 5-connecting line. DETAILED DESCRIPTION

[0045] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0046] like Fig.14 As shown, a fill light set includes a power adapter 4, a plurality of fill lights 1 and a plurality of connecting wires 5;

[0047] The output end of the power adapter 4 is a USB Type-C plug interface;

[0048] The fill light 1 is in the shape of a long strip, and a main control board is provided at the bottom of the fill light. A power input interface and a power output interface are provided on the main control board, and the types of the power input interface and the power output interface are both USB Type-C socket interfaces;

[0049] Both ends of the connection cable 5 are USB Type-C plug interfaces;

[0050] The output end of the power adapter 4 is only connected to the power input interface of one fill light;

[0051] The multiple fill lights are electrically connected via a connecting line 5 .

[0052] The beneficial effects of adopting the above technical solution are: fill lighting is performed through multiple fill lights to improve the fill lighting effect; only one power adapter needs to be configured, and adjacent fill lights only need to be connected for power supply through a Type-C cable, eliminating the need to configure multiple power adapters, reducing costs, and the power supply wiring is also simpler and more convenient, thereby improving the cleanliness of the live broadcast site.

[0053] like Fig.15 As shown, in some other embodiments of the utility model, a liftable tripod 3 is further included, and the bottom end of the fill light 1 is mounted on the pan head of the liftable tripod 3. The beneficial effect of adopting the above technical solution is that the fill light can be directly mounted and locked on the tripod, thereby improving the convenience of live broadcasting.

[0054] like Figure 1-13 As shown, in other embodiments of the present invention, the fill light 1 includes an aluminum alloy structural frame 11, a light scattering plate 13, an LED substrate 14, an upper cover plate 15, a lower mounting seat 16 and a main control board 18.

[0055] The cross-sectional outer contour of the aluminum alloy structural frame 11 is a rectangular contour with one side open. The aluminum alloy structural frame 11 includes a rear wall body 111, a left wall body 112, a right wall body 113 and a front opening 114;

[0056] The LED substrate 14 is attached to the inner wall surface of the rear wall body 111 by means of heat-conducting adhesive, and a plurality of LED lamp beads 141 are arranged on the LED substrate 14;

[0057] The front inner wall of the left wall body 112 and the front inner wall of the right wall body are respectively provided with a left card slot 115 and a right card slot 116 which are arranged opposite to each other. The left side and the right side of the light diffuser 13 are respectively inserted into the left card slot 115 and the right card slot 116.

[0058] The upper cover plate 15 is installed on the top of the aluminum alloy structural frame 11;

[0059] The lower mounting seat 16 is mounted on the bottom end of the aluminum alloy structural frame 11;

[0060] The main control board 18 is mounted on the lower mounting seat 16 .

[0061] The beneficial effects of adopting the above technical solution are: the fill light is a rectangular structure with the long side in the height direction, which can provide uniform fill light in a larger height direction, especially suitable for live broadcast and short video creation. The aluminum alloy structure frame has high structural strength, light weight, easy to move, and improved convenience. The LED substrate is attached to the rear inner wall of the aluminum alloy structure frame through thermal conductive adhesive. The aluminum alloy structure frame has good thermal conductivity and can dissipate the heat of the LED substrate in time, improving the luminous performance and service life of the LED lamp beads.

[0062] like Figure 1-4 As shown in 9-13, in some other embodiments of the utility model, the lower mounting seat 16 includes a front panel portion 163 and a bottom plate portion 164 arranged at right angles, the back of the front panel portion 163 is provided with a plurality of mounting columns 165 extending horizontally backward, and the main control board 18 is vertically installed on the top of the mounting column 165; the front side surface of the main control board 18 is provided with a brightness adjustment knob 181 and a chromaticity adjustment knob 182, the rear side surface of the main control board 18 is provided with a power input interface 183, a power output interface 184 and an on-off switch 185, the front panel portion 163 is provided with a through hole for the brightness adjustment knob 181 and the chromaticity adjustment knob 182 to pass through, the rear wall body 111 of the aluminum alloy structural frame 11 is provided with a through hole opposite to the power input interface 183, the power output interface 184 and the on-off switch 185, and a button 19 is installed in the through hole opposite to the on-off switch 185 on the aluminum alloy structural frame 11.

[0063] The beneficial effects of adopting the above technical solution are: the main control board is installed vertically on the lower mounting seat, and the combination of the main control board and the lower mounting seat is installed on the lower end of the aluminum alloy structural frame of the strip fill light by plug-in installation, which is compact and easy to install; the brightness adjustment knob for adjusting the brightness of the fill light and the chromaticity adjustment knob for adjusting the chromaticity are located on the front side of the lower part of the lamp body, and the power input and output interfaces and the on-off switch button are located on the lower rear side of the lamp body, which is beautiful and easy to operate. The power input and output interfaces are set on the fill light at the same time. When multiple fill lights are used for fill light, the fill light effect is improved; only one power adapter is required, and the adjacent fill lights are connected for power supply through the Type-C connection cable, eliminating the need to configure multiple power adapters, reducing costs, and the power supply wiring is also simpler and more convenient, improving the cleanliness of the live broadcast site.

[0064] like Figure 9-11 As shown, in some other embodiments of the present invention, the number of mounting columns 165 of the front panel portion 163 is 4, and the 4 mounting columns 165 are distributed in rectangular corners, and the tops of two mounting columns on a group of diagonals are provided with positioning protrusions 166, and the upper parts of two mounting columns on another group of diagonals are provided with screw connection holes 167; the main control board 18 is provided with positioning holes 186 matching the positioning protrusions 166 and connection holes 187 matching the screw connection holes 167. The beneficial effect of adopting the above technical solution is: improving the structural stability of the main control board installation.

[0065] like Figure 9-11As shown, in some other embodiments of the present invention, a circle of outwardly protruding reinforcing ribs 168 is provided on the back of the front panel portion 163 of the lower mounting seat 16, and the reinforcing ribs 168 are connected to the bottom of the mounting column 165. The beneficial effect of adopting the above technical solution is: the structural strength of the mounting column is enhanced, ensuring that the position of the main control board remains stable.

[0066] like Figure 12-13 As shown, in some other embodiments of the present invention, the button 19 includes a pressing portion 191, an upper cantilever portion 192 and a lower cantilever portion 193, the upper cantilever portion 192 is connected to the upper portion of the pressing portion 191, the lower cantilever portion 193 is connected to the lower portion of the pressing portion 191, and the ends of the upper cantilever portion 191 and the lower cantilever portion 193 are bonded to the aluminum alloy structural frame 11. The beneficial effect of adopting the above technical solution is that during installation, the button is first bonded to the aluminum alloy structural frame, and then the lower mounting seat and the main control board combination module are installed, which is convenient for assembly.

[0067] like Figure 5 As shown, in some other embodiments of the present invention, the inner wall surface of the rear wall body 111 of the aluminum alloy structural frame 11 is provided with a protruding left limiting rib 117 and a right limiting rib 118, and the LED substrate 14 is located between the left limiting rib 117 and the right limiting rib 118. The beneficial effect of adopting the above technical solution is: facilitating the installation of the LED substrate and ensuring that the position remains stable.

[0068] like Figure 3-5 As shown, in some other embodiments of the present invention, the inner wall of the left wall body 112 and the inner wall of the right wall body 113 of the aluminum alloy structural frame 11 are respectively provided with a protruding left screw locking portion 119 and a right screw locking portion 120. The left screw locking portion 119 is located in the middle position of the left wall body 112 in the front-to-back direction, and the right screw locking portion 120 is located in the middle position of the right wall body 113 in the front-to-back direction; the upper cover plate 15 is provided with a connecting hole 151 corresponding to the position of the left screw locking portion 119 and the right screw locking portion 120, and the upper cover plate 15 is screwed through the connecting hole 151 and locked with the top end of the aluminum alloy structural frame 11; the lower mounting seat 16 is provided with a connecting hole 161 corresponding to the position of the left screw locking portion 119 and the right screw locking portion 120, and the lower mounting seat 16 is screwed through the connecting hole 161 and locked with the bottom end of the aluminum alloy structural frame 11. The beneficial effect of adopting the above technical solution is: it is convenient to stably install the upper cover plate and the lower mounting seat.

[0069] In some other embodiments of the present invention, the aluminum alloy structural frame 11 is processed by aluminum alloy extrusion molding technology, which is convenient for processing, batch production, and manufacturing cost saving.

[0070] In other embodiments of the utility model, the left screw locking portion 119 and the right screw locking portion 120 are both provided with a through hole 121 along the length direction, and the left screw locking portion 119 and the right screw locking portion 120 also have a side opening 122 connected to the through hole 121. The beneficial effect of adopting the above technical solution is that the through hole facilitates the locking of the screw, and the side opening facilitates the direct integral generation of the through hole during extrusion molding.

[0071] like Figure 4 As shown, in some other embodiments of the present invention, a nut 162 with a hole facing downward is provided in the lower mounting seat 16, and the thread diameter of the nut 162 is 1 / 4 inch. The beneficial effect of adopting the above technical solution is that it is convenient to directly install and lock the fill light on the tripod, thereby improving the convenience of live broadcasting.

[0072] like Figure 6-8 As shown, in some other embodiments of the present invention, a detachable chassis 2 is further included, and the chassis 2 is connected to the nut 162 of the lower mounting seat 16 via screws. The beneficial effect of adopting the above technical solution is that the chassis can be selected for installation, which is convenient for independent placement and stability, and improves the flexibility of the fill light.

[0073] like Figure 8 As shown, in some other embodiments of the present invention, the upper surface of the chassis 2 is provided with a concave rectangular groove 21, and the rectangular groove 21 matches the outer contour of the bottom end of the aluminum alloy structural frame 11. The beneficial effect of adopting the above technical solution is: preventing the torsion deviation between the lamp body and the chassis and improving the connection reliability.

[0074] like Figure 7 As shown, in some other embodiments of the present invention, a plurality of vertical rows of LED lamp beads are arranged on the LED substrate 14, and a plurality of LED lamp beads 141 are evenly spaced on each vertical row of LED lamp beads, and the LED lamp beads of adjacent vertical rows of LED lamp beads are staggered in height direction. The beneficial effect of adopting the above technical solution is: making the light source more three-dimensional and improving the uniformity of light.

[0075] The above embodiments are only for illustrating the technical concept and features of the utility model, and their purpose is to enable ordinary technicians in the field to understand the content of the utility model and implement it. They cannot be used to limit the protection scope of the utility model. All equivalent changes or modifications made according to the spirit of the utility model should be included in the protection scope of the utility model.

Claims

1. A fill light set, characterized in that: Includes 1 power adapter, multiple fill lights and multiple connecting cables; The output end of the power adapter is a USB Type-C plug interface; The fill light is in the shape of a long strip, and a main control board is provided at the bottom of the fill light. A power input interface and a power output interface are provided on the main control board, and the types of the power input interface and the power output interface are both USB Type-C socket interfaces; Both ends of the connecting cable are USB Type-C plug interfaces; The output end of the power adapter is only connected to the power input interface of one fill light; The multiple fill lights are electrically connected via the connecting wires.

2. The fill light assembly according to claim 1, characterized in that: A nut with a hole facing downward is provided at the bottom of the fill light, and the thread diameter of the nut is 1 / 4 inch.

3. The fill light assembly according to claim 2, characterized in that: The utility model also comprises a detachable chassis, and the chassis is connected with the nut of the fill light via screws.

4. The fill light assembly according to claim 2, characterized in that: It also includes a liftable tripod, and the bottom end of the fill light is installed on the platform of the liftable tripod.

5. The fill light assembly according to claim 1, characterized in that: The fill light includes an aluminum alloy structural frame, a light-diffusing plate, an LED substrate, an upper cover, a lower mounting seat and a main control board. The cross-sectional outer contour of the aluminum alloy structural frame is a rectangular contour with an opening on one side. The aluminum alloy structural frame includes a rear wall body, a left wall body, a right wall body and a front opening. The light-diffusing plate is installed on the front opening of the aluminum alloy structural frame. The LED substrate is attached to the inner wall surface of the rear wall body via thermal conductive adhesive, and a plurality of LED lamp beads are arranged on the LED substrate. The upper cover is installed on the top of the aluminum alloy structural frame. The main control board is vertically installed on the lower mounting seat, and the lower mounting seat is installed on the bottom end of the aluminum alloy structural frame.

6. The fill light assembly according to claim 5, characterized in that: The lower mounting seat includes a front panel portion and a bottom plate portion arranged at right angles, a plurality of mounting columns extending horizontally backward are provided on the back of the front panel portion, and the main control board is vertically installed on the top of the mounting columns; a brightness adjustment knob and a chromaticity adjustment knob are provided on the front side of the main control board, a power supply output interface, a power supply output interface and an on-off switch are provided on the rear side of the main control board, the front panel portion is provided with a through hole for the brightness adjustment knob and the chromaticity adjustment knob to pass through, a through hole opposite to the power supply output interface, the power supply output interface and the on-off switch is provided on the rear wall body of the aluminum alloy structural frame, and a button is installed in the through hole opposite to the on-off switch on the aluminum alloy structural frame.

7. The fill light assembly according to claim 6, characterized in that: The number of mounting columns on the front panel is 4, and the 4 mounting columns are distributed in rectangular corners. The tops of the two mounting columns on one group of diagonals are provided with positioning protrusions, and the upper parts of the two mounting columns on the other group of diagonals are provided with screw connection holes; the main control board is provided with positioning holes matching the positioning protrusions and connection holes matching the screw connection holes.

8. The fill light assembly according to claim 7, characterized in that: A circle of outwardly protruding reinforcing ribs is arranged on the back side of the front panel portion of the lower mounting seat, and the reinforcing ribs are connected to the bottom of the mounting column.

9. The fill light assembly according to claim 6, characterized in that: The button comprises a pressing part, an upper cantilever part and a lower cantilever part, wherein the upper cantilever part is connected to the upper part of the pressing part, the lower cantilever part is connected to the lower part of the pressing part, and the ends of the upper cantilever part and the lower cantilever part are bonded to the aluminum alloy structural frame.