Light supplementing device and light supplementing equipment

Abstract

The utility model discloses a light supplementing device and light supplementing equipment, and the light supplementing device comprises a lamp panel which is used for emitting light; the wireless charging receiving coil is arranged on the lamp panel and located on at least one side of the lamp panel, and the wireless charging receiving coil is used for forming electromagnetic coupling with a wireless charging transmitting coil independent of the light supplementing device and generating induction current; the wireless charging conversion module is electrically connected with the wireless charging receiving coil and the lamp panel, and the wireless charging conversion module is used for converting induced current generated by the wireless charging receiving coil into target current and supplying power to the lamp panel. Compared with a traditional light supplementing lamp, the light supplementing device can be wirelessly charged, a battery does not need to be arranged on the light supplementing device, the appearance size is reduced, light weight is achieved, carrying is convenient, and the light supplementing device can be suitable for more use scenes.

Description

Technical Field

[0001] The utility model relates to the technical field of photographic equipment, in particular to a fill light device and fill light equipment. Background Art

[0002] As a device for filling light, fill light is mainly used to provide sufficient light for the subject and improve the quality of the image in shooting scenes such as video or photo shooting, or in live broadcast scenes. In recent years, with the continuous innovation of core technologies and the increasing demand of consumers for high-quality images, the fill light market has developed rapidly.

[0003] However, traditional fill lights usually have built-in batteries to power the light body, which makes the light bulky and heavy, inconvenient to carry, and has certain limitations in usage scenarios. Utility Model Content

[0004] The main purpose of the utility model is to provide a fill light device, aiming to solve the technical problem that the traditional fill light has a built-in battery to power the lamp body, resulting in the lamp body being large and heavy and inconvenient to carry.

[0005] In order to achieve the above object, the utility model provides a fill light device, which includes:

[0006] A light panel, for emitting light;

[0007] A wireless charging receiving coil is arranged on the light board and located on at least one side of the light board, and the wireless charging receiving coil is used to form an electromagnetic coupling with a wireless charging transmitting coil independent of the fill light device and generate an induced current;

[0008] A wireless charging conversion module, wherein the wireless charging conversion module is electrically connected to the wireless charging receiving coil and the light board respectively, and the wireless charging conversion module is used to convert the induced current generated by the wireless charging receiving coil into a target current and supply power to the light board.

[0009] In some embodiments, the light board includes a front side, a back side and a peripheral side, and the wireless charging receiving coil is located on the front side, the back side or the peripheral side of the light board.

[0010] In some embodiments, the light panel comprises:

[0011] substrate;

[0012] A light emitting element, disposed on the substrate and electrically connected to the wireless charging conversion module, the light emitting element being used to emit light;

[0013] A light-transmitting plate covers the light-emitting component and is connected to the substrate, and the light-transmitting plate is used for allowing the light emitted by the light-emitting component to pass through.

[0014] In some embodiments, the substrate has a first board surface and a second board surface disposed opposite to each other, the light-emitting element is installed on the first board surface, the second board surface is concavely provided with a first mounting groove, and the wireless charging receiving coil is disposed in the first mounting groove.

[0015] In some embodiments, a second mounting groove arranged in an annular shape is provided on the circumferential side surface of the light-transmitting plate, and the wireless charging receiving coil is disposed in the second mounting groove and is wound around the light-transmitting plate.

[0016] In some embodiments, the light-emitting component is a light-emitting board, the light-transmitting board is provided with a receiving cavity, the light-emitting board is received in the receiving cavity, and the substrate is sealed at the cavity opening of the receiving cavity.

[0017] In some embodiments, the first panel is provided with a fixing groove, the fixing groove is located on one side of the light-emitting element, and the wireless charging conversion module is installed in the fixing groove.

[0018] In some embodiments, the light board is a dimming board capable of adjusting light, and the light board is provided with an adjustment key and / or a touch adjustment area electrically connected thereto; and / or,

[0019] The light board is provided with a plurality of connection holes for connecting it with an external object independent of the fill light device.

[0020] In some embodiments, the thickness of the light board is 2 mm to 5 mm; and / or,

[0021] The shape of the light panel is any one of polygonal, circular, elliptical and fan-shaped.

[0022] The utility model also proposes a fill light device, which includes a wireless charging transmitter and at least one fill light device as described above, wherein the wireless charging transmitter includes a wireless charging transmitter coil capable of forming an electromagnetic coupling with the wireless charging receiving coil of at least one of the fill light devices.

[0023] The fill light device proposed in the technical solution of the utility model has a wireless charging receiving coil arranged on the light board and located on at least one side of the light board. When the fill light device is in use, its wireless charging receiving coil can form electromagnetic coupling with the wireless charging transmitting coil independent of the fill light device and generate an induced current, and then the induced current generated by the wireless charging receiving coil is converted into a target current through the wireless charging conversion module, and power is supplied to the light board to realize the light emission of the light board. Compared with the traditional fill light, the fill light device of the utility model can be wirelessly charged, does not need to be equipped with a battery, reduces the size and realizes lightness, is easy to carry, and can be applied to more usage scenarios. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 This is a structural schematic diagram of a fill light device in one embodiment of the utility model;

[0025] Figure 2 for Figure 1 Explosion of the fill light device in the embodiment Figure 1 ;

[0026] Figure 3 for Figure 1 Explosion of the fill light device in the embodiment Figure 2 ;

[0027] Figure 4 This is a structural schematic diagram of a fill light device in another embodiment of the utility model;

[0028] Figure 5 for Figure 4 An exploded view of the fill light device in the embodiment;

[0029] Figure 6 It is a structural schematic diagram of a fill light device in one embodiment of the utility model. DETAILED DESCRIPTION

[0030] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the scheme 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.

[0031] It should be noted that all directional indications in the embodiments of the present invention (such as up, down, left, right, front, back...) are only used to explain the relative position relationship, movement status, etc. between the components under a certain specific posture (as shown in the accompanying drawings). If the specific posture changes, the directional indication will also change accordingly.

[0032] It should also be noted that when an element is referred to as being "fixed on" or "disposed on" another element, it may be directly on the other element or there may be an intermediate element at the same time. When an element is referred to as being "connected to" another element, it may be directly connected to the other element or there may be an intermediate element at the same time.

[0033] In addition, the descriptions of "first", "second", etc. in the present utility model are only used for descriptive purposes and cannot be understood as indicating or implying their relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include at least one of the features. In addition, the technical solutions between the various embodiments can be combined with each other, but they must be based on the ability of ordinary technicians in this field to implement them. When the combination of technical solutions is contradictory or cannot be implemented, it should be deemed that such a combination of technical solutions does not exist and is not within the scope of protection required by the present utility model.

[0034] The present utility model embodiment provides a fill light device 100, referring to Figure 1 and Figure 2 , the fill light device 100 comprises:

[0035] A light board 110, used for emitting light;

[0036] The wireless charging receiving coil 120 is disposed on the light board 110 and located on at least one side of the light board 110. The wireless charging receiving coil 120 is used to form an electromagnetic coupling with a wireless charging transmitting coil independent of the fill light device 100 and generate an induced current;

[0037] The wireless charging conversion module 130 is electrically connected to the wireless charging receiving coil 120 and the light board 110 respectively. The wireless charging conversion module 130 is used to convert the induced current generated by the wireless charging receiving coil 120 into a target current and supply power to the light board 110.

[0038] The fill light device 100 involved in this embodiment is used to emit light for ambient fill light, and is generally used in scenes such as video / photo shooting and live broadcasting. The fill light device 100 includes a light board 110, a wireless charging receiving coil 120 and a wireless charging conversion module 130, and the wireless charging receiving coil 120, the wireless charging conversion module 130 and the light board 110 are electrically connected in sequence.

[0039] The light board 110 is in the shape of a plate as a whole, with a small thickness, and has the characteristics of being light and thin. Among them, the structure of the light board 110 can be in various forms, for example, the light board 110 includes a light-transmitting plate body, a plurality of LED lamp beads and a reflective film, the front of the light-transmitting plate body is a light-emitting surface, a plurality of LED lamp beads are arranged on the circumferential side of the light-transmitting plate body and emit light, and the reflective film is attached to the back of the light-transmitting plate body to reflect the light projected thereon by the LED lamp beads toward the light-emitting surface, which is only exemplary and not restrictive.

[0040] On the light board 110, the wireless charging receiving coil 120 is located on at least one side thereof. For example, there is one wireless charging receiving coil 120, and the wireless charging receiving coil 120 can be arranged on the back side or the peripheral side of the light board 110; for another example, there are two wireless charging receiving coils 120, one wireless charging receiving coil 120 is arranged on the back side of the light board 110, and the other wireless charging receiving coil 120 is arranged on the peripheral side of the light board 110. The function of the wireless charging receiving coil 120 is to form electromagnetic coupling with the wireless charging transmitting coil independent of the fill light device and generate an induced current. Among them, the wireless charging transmitting coil involved can be arranged in a wireless charging seat, and the wireless charging seat is provided with an interface that can be connected to the power supply through a charging cable. When the wireless charging seat is connected to the power supply, the wireless charging transmitting coil is energized to generate an alternating magnetic field within a certain distance range, and the magnetic field changes continuously with the change of the current. When the wireless charging receiving coil 120 of the fill light device 100 enters the magnetic field (for example, when the light board 110 is placed on the wireless charging stand or within a certain range from the wireless charging stand), it will form electromagnetic coupling with the wireless charging transmitting coil, thereby generating an induced current.

[0041] The wireless charging conversion module 130 may be disposed on the light board 110, and connected to the wireless charging receiving coil 120 and the light board 110 respectively through wires. The function of the wireless charging conversion module 130 is to convert the induced current generated by the wireless charging receiving coil 120 into a target current and supply power to the light board 110. Optionally, the wireless charging conversion module 130 includes a wireless charging conversion circuit board, on which a wireless charging conversion circuit is provided, and the wireless charging conversion circuit has a current input terminal and a current output terminal, the current input terminal of the wireless charging conversion circuit is connected to the wireless charging receiving coil 120, and the current output terminal is connected to the light board 110.

[0042] The fill light device 100 may further include a control button (not shown), which is mounted on the light board 110 and electrically connected to the wireless charging conversion module 130. One or more control buttons may be provided. The control button is used for manual operation by the user to realize the control of the light state of the light board 110, such as switch control, brightness adjustment, etc.

[0043] When the fill light device 100 is in use, its wireless charging receiving coil 120 can form an electromagnetic coupling with a wireless charging transmitting coil independent of the fill light device and generate an induced current, and then the induced current generated by the wireless charging receiving coil 120 is converted into a target current through the wireless charging conversion module 130, and power is supplied to the light board 110 to realize the light emission of the light board 110.

[0044] Compared with traditional fill lights, the fill light device of the utility model can be charged wirelessly, does not need to be equipped with a battery, reduces the size and is lightweight, is easy to carry, and can be applied to more usage scenarios.

[0045] In some embodiments, reference Figure 1 and Figure 4 The light board 110 includes a front side, a back side and a peripheral side, and the wireless charging receiving coil 120 is located on the front side, the back side or the peripheral side of the light board 110. The front side of the light board 110 is the light-emitting side, and the light of the light board 110 is emitted outward from the front side of the light board 110. Figure 1 As shown, the wireless charging receiving coil 120 is a coiled coil, which is arranged on the back side of the light board 110; or Figure 4 As shown, the wireless charging receiving coil 120 is a wrap-around coil, which is arranged on the peripheral side of the light board 110, that is, the wireless charging receiving coil 120 is wound around the peripheral side of the light board 110 and arranged on the light board 110; the wireless charging receiving coil 120 is a wrap-around coil, which is arranged on the front side of the light board 110 and avoids the light-emitting area of ​​the light board 110. In this way, the wireless charging receiving coil 120 can be arranged in a large area, thereby ensuring that sufficient induction current can be generated when forming electromagnetic coupling with the wireless charging transmitting coil, and sufficient charging power is obtained.

[0046] In some embodiments, reference Figure 2 and Figure 3 The light board 110 includes: a substrate 111, a light-emitting element 112 and a light-transmitting plate 113; the light-emitting element 112 is arranged on the substrate 111 and is electrically connected to the wireless charging conversion module 130, and the light-emitting element 112 is used to emit light; the light-transmitting plate 113 covers the light-emitting element 112 and is connected to the substrate 111, and the light-transmitting plate 113 is used to allow the light emitted by the light-emitting element 112 to pass through.

[0047] Specifically, the light board 110 includes a substrate 111, a light-emitting element 112 and a light-transmitting plate 113. The light-emitting element 112 is arranged on the substrate 111, and the light-transmitting plate 113 covers the light-emitting element 112 and is connected to the substrate 111. Among them, the light-transmitting plate 113 can be connected to the substrate 111 by snap connection, bonding and other connection forms. When the wireless charging conversion module 130 supplies power to the light board 110, the light-emitting element 112 emits light and passes through the light-transmitting plate 113, thereby realizing light emission. The light-transmitting plate 113 is made of a light-transmitting material, and the selected light-transmitting material has a special texture. When the light of the light-emitting element 112 passes through the light-transmitting plate 113, a special light and shadow effect can be formed.

[0048] The wireless charging receiving coil 120 may be installed on the substrate 111 or the light-transmitting plate 113 .

[0049] In some embodiments, reference Figure 2 and Figure 3 , the substrate 111 has a first plate surface and a second plate surface that are arranged opposite to each other, the light-emitting element 112 is installed on the first plate surface, and the second plate surface is concavely provided with a first mounting groove 10, and the wireless charging receiving coil 120 is arranged in the first mounting groove 10. Optionally, the first mounting groove 10 is a circular groove, and is adapted to the size profile of the wireless charging receiving coil 120. The depth of the first mounting groove 10 can be set according to the thickness of the wireless charging receiving coil 120, so as to be set to be slightly larger than the thickness of the wireless charging receiving coil 120. When the wireless charging receiving coil 120 is accommodated in the first mounting groove 10, the spacing between the groove wall of the first mounting groove 10 and the notch of the first mounting groove 10 is small, so as to achieve a compact setting. Further, according to the first mounting groove 10, a cover plate adapted to its notch can be correspondingly arranged, and the first mounting groove 10 is covered by the cover plate to achieve protection of the wireless charging receiving coil 120.

[0050] In some embodiments, reference Figure 4 and Figure 5 , a second mounting groove 20 arranged in an annular shape is provided on the circumferential side of the light-transmitting plate 113, and the wireless charging receiving coil 120 is arranged in the second mounting groove 20 and is wound around the light-transmitting plate 113. Among them, the second mounting groove 20 is an annular groove, which is concavely formed on the circumferential side of the light-transmitting plate 113. The depth and width of the second mounting groove 20 can be set according to the number of winding turns of the wireless charging receiving coil 120, and this embodiment does not limit this. When the wireless charging receiving coil 120 is accommodated in the second mounting groove 20, the spacing between the groove wall of the second mounting groove 20 and the notch of the second mounting groove 20 is small to achieve a compact setting. Furthermore, according to the second mounting groove 20, a corresponding annular seal can be provided, and the second mounting groove 20 is sealed by the annular seal to achieve protection of the wireless charging receiving coil 120.

[0051] In some embodiments, reference Figure 3 The light-emitting component 112 is a light-emitting board, and the light-transmitting board 113 is recessed with a receiving cavity R. The light-emitting board is received in the receiving cavity R, and the substrate 111 covers the cavity opening of the receiving cavity R. In this embodiment, the light-emitting board may be a COB light-emitting board. The receiving cavity R is located on a surface of the light-transmitting board 113 facing the substrate 111, and the substrate 111 is adapted to the cavity opening of the receiving cavity R. When the light board 110 is assembled, the substrate 111 is connected to the transparent board, the light-emitting board on the substrate 111 is received in the receiving cavity R, and the substrate 111 covers the cavity opening of the receiving cavity R, which has a compact structure and is easy to set up.

[0052] In some embodiments, reference Figure 2The first plate surface is concavely provided with a fixing groove G, the fixing groove G is located on one side of the light-emitting element 112, and the wireless charging conversion module 130 is installed in the fixing groove G. Among them, the groove shape and size of the fixing groove G can be set according to the wireless charging conversion module 130, the fixing groove G is adapted to the wireless charging conversion module 130, and the wireless charging conversion module 130 is installed in the fixing groove G, and the wireless charging conversion module 130 can be installed and positioned. In addition, by installing the wireless charging conversion module 130 through the fixing groove G, a compact structure can be realized, avoiding occupying more thickness space, so that the overall thickness of the light board 110 is thinner.

[0053] In some embodiments, the light board 110 is a dimming board capable of adjusting light, and the light board 110 is provided with an adjustment key (not shown) and / or a touch adjustment area (not shown) electrically connected thereto; and / or,

[0054] Reference Figure 3 The substrate 111 is provided with a plurality of connection holes L for connecting it with an external object independent of the fill light device.

[0055] Optionally, the light board 110 is a dimming board with a light adjustment function, and the light adjustment involved includes light intensity adjustment, light color adjustment, etc., but is not limited thereto. Among them, the adjustment key and / or the touch adjustment area can be set on the front side, back side, or peripheral side of the light board, without limitation. The user can adjust the light emitted by the light board 110 by operating the adjustment key on the light board 110, or touching the touch adjustment area, which is simple to operate and easy to use.

[0056] Optionally, the connection hole L can be provided on the back side or the peripheral side of the light board 110, and the connection hole L can be a countersunk hole or a through hole, which can be provided according to actual conditions. When the light board 110 is connected to an external object, the external object is inserted into the connection hole L through a fastener to achieve a fastened connection with the light board 110. Optionally, the connection hole L is a threaded hole, and the fastener is a screw. The specific external object is not limited in this embodiment, for example, the external object is a photographic device, a light stand, etc.

[0057] In some embodiments, the thickness of the light board 110 is 2 mm to 5 mm; and / or,

[0058] The shape of the light panel 110 is any one of polygonal, circular, elliptical and sectoral.

[0059] Optionally, the thickness of the light board 110 can be in the range of 2 mm to 5 mm, and can be selected and set according to actual needs. For example, the thickness of the light board 110 can be set to 2 mm, 3.5 mm or 5 mm. Preferably, the thickness of the light board 110 is set to 3.5 mm.

[0060] Optionally, the shape of the light board 110 can be set to a polygon, a circle, an ellipse or a fan. When the shape of the light board 110 is set to a polygon, it can be a triangle, a rectangle, a square, a trapezoid, a parallelogram, a pentagon, etc. There is no limitation to this and it can be set according to actual needs.

[0061] The present utility model also provides a light-filling device, referring to Figure 6 The fill light device includes a wireless charging transmitter 200 and at least one fill light device 100 as described in the above embodiment, and the wireless charging transmitter 200 includes a wireless charging transmitter coil that can form an electromagnetic coupling with the wireless charging receiver coil 120 of at least one fill light device 100. The specific structure of the fill light device 100 refers to the above embodiment. Since the fill light device adopts all the technical solutions of all the above embodiments, it has at least all the technical effects brought by the technical solutions of the above embodiments, which will not be repeated here.

[0062] The above description is only a partial or preferred embodiment of the present invention. Neither the text nor the drawings can limit the scope of protection of the present invention. All equivalent structural changes made by using the contents of the present invention specification and drawings under the overall concept of the present invention, or direct / indirect application in other related technical fields are included in the scope of protection of the present invention.

Claims

1. A fill light device, characterized in that: include: A light panel, for emitting light; A wireless charging receiving coil is arranged on the light board and located on at least one side of the light board, and the wireless charging receiving coil is used to form an electromagnetic coupling with a wireless charging transmitting coil independent of the fill light device and generate an induced current; A wireless charging conversion module, wherein the wireless charging conversion module is electrically connected to the wireless charging receiving coil and the light board respectively, and the wireless charging conversion module is used to convert the induced current generated by the wireless charging receiving coil into a target current and supply power to the light board.

2. The fill light device according to claim 1, characterized in that: The light board includes a front side, a back side and a peripheral side, and the wireless charging receiving coil is located on the front side, the back side or the peripheral side of the light board.

3. The fill light device according to claim 1, characterized in that: The light board comprises: substrate; A light emitting element, disposed on the substrate and electrically connected to the wireless charging conversion module, the light emitting element being used to emit light; A light-transmitting plate covers the light-emitting component and is connected to the substrate, and the light-transmitting plate is used for allowing the light emitted by the light-emitting component to pass through.

4. The fill light device according to claim 3, characterized in that: The substrate comprises a first plate surface and a second plate surface which are arranged opposite to each other, the light emitting element is installed on the first plate surface, the second plate surface is concavely provided with a first mounting groove, and the wireless charging receiving coil is arranged in the first mounting groove.

5. The fill light device according to claim 3, characterized in that: A second mounting groove arranged in an annular shape is provided on the circumferential side surface of the light-transmitting plate, and the wireless charging receiving coil is arranged in the second mounting groove and is wound around the light-transmitting plate.

6. The fill light device according to claim 3, characterized in that: The light-emitting component is a light-emitting board, the light-transmitting board is provided with a receiving cavity, the light-emitting board is received in the receiving cavity, and the substrate is sealed at the cavity opening of the receiving cavity.

7. The fill light device according to claim 4, characterized in that: The first plate surface is provided with a fixing groove, the fixing groove is located on one side of the light-emitting element, and the wireless charging conversion module is installed in the fixing groove.

8. The fill light device according to any one of claims 1 to 7, characterized in that: The light board is a dimming board capable of adjusting light, and is provided with an adjustment key and / or a touch adjustment area electrically connected thereto; and / or, The light board is provided with a plurality of connection holes for connecting it with an external object independent of the fill light device.

9. The fill light device according to any one of claims 1 to 7, characterized in that: The thickness of the lamp board is 2 mm to 5 mm; and / or, The shape of the light panel is any one of polygonal, circular, elliptical and fan-shaped.

10. A fill light device, characterized in that: It comprises a wireless charging transmitting device and at least one fill light device as described in any one of claims 1 to 9, wherein the wireless charging transmitting device comprises a wireless charging transmitting coil capable of forming electromagnetic coupling with the wireless charging receiving coil of at least one of the fill light devices.

Images