Adjustable LED light head

Abstract

This utility model provides an adjustable LED lamp head, relating to the field of lighting technology. The adjustable LED lamp head mainly includes a handle, a lamp head, and a fan. The handle has a status display area and function buttons; the lamp head includes a light source and is rotatably connected to the handle via a rotating shaft, rotating relative to the handle about the axis of the rotating shaft; the fan is mounted on the lamp head with its output end facing the light source. Through the embodiments provided in this application, the lamp head rotates clockwise or counterclockwise relative to the handle to adjust the light emission direction of the light source to meet usage requirements. During illumination, the fan has forward and reverse rotation functions. When the fan rotates forward, it blows air onto the light source to dissipate heat, reducing the temperature of the light source and preventing burns caused by overheating, as well as minimizing the lifespan of the adjustable LED lamp head; when the fan rotates in reverse, it blows air outward, allowing the adjustable LED lamp head to function as a fan.

Description

Technical Field

[0001] This utility model relates to the field of lighting technology, and in particular to an LED lamp with an adjustable lamp head. Background Technology

[0002] Common hand-held flashlight-style work lights typically consist of a lamp head with a light-emitting element and a handle that houses the battery. Traditionally, the lamp head and handle are connected by a threaded connection. While this achieves illumination, the inability of the lamp head to rotate relative to the handle prevents the light from being flexibly directed to the desired area, resulting in inconvenience. To address this, hand-held flashlight-style work lights with lamp heads that can rotate relative to the handle via a hinge have been designed. However, prolonged use can cause the lamp head to overheat, potentially burning the hand, and also shortens the lifespan of the light source. Utility Model Content

[0003] This application addresses the shortcomings of existing methods by providing an adjustable lamp head LED lamp, which solves the technical problems of existing technology where the lamp head can overheat and even burn the palm during prolonged illumination, and also easily leads to a shortened lifespan of the lamp source.

[0004] This application provides an adjustable LED lamp head, including a handle, a lamp head, and a fan. The handle has a status display area and function buttons; the lamp head includes a light source, and the lamp head is rotatably connected to the handle via a rotating shaft, the lamp head rotating relative to the handle about the axis of the rotating shaft; the fan has a forward rotation output end and a reverse rotation output end, the fan is mounted on the lamp head and the forward rotation output end faces the light source.

[0005] As an optional implementation, the handle includes a front shell, a left shell, a rear shell, and a right shell arranged sequentially; the front shell and the rear shell are aligned with each other and connected by screws to form a shell body; the left shell and the right shell are respectively snapped onto the left and right sides of the shell body to form an accommodating cavity with the shell body.

[0006] As an optional implementation, both the left and right shells are elongated plates; both the left and right shells have multiple snap-fit ​​structures on the side facing the shell body for engaging with the shell body, the multiple snap-fit ​​structures of the left shell are arranged along the length direction of the left shell, and the multiple snap-fit ​​structures of the right shell are arranged along the length direction of the right shell; at least one of the left and right shells has a hook on the side opposite to the shell body; at least one of the left and right shells has a charging port.

[0007] As an optional implementation, the handle also includes a connected battery and a charging circuit board, both of which are installed in the accommodating cavity; the charging circuit board includes a charging board body and charging terminals installed on the charging board body, and the charging terminals are installed in the charging port.

[0008] As an optional implementation, the handle further includes a control circuit board and a control panel film. The control circuit board includes a control board body, and a power indicator light and a color temperature indicator light mounted on the control board body. The function buttons are also mounted on the control board body. The control circuit board is mounted in the accommodating cavity and close to the rear shell. The rear shell has a button through-hole and an indicator light through-hole. The function buttons pass through the button through-hole, and the power indicator light and the color temperature indicator light pass through the indicator light through-hole. The control panel film is pasted on the side of the rear shell opposite to the front shell.

[0009] As an optional implementation, the lamp head includes a housing and a diffuser. The housing is cylindrical and includes a first open end and a second open end that are relatively far apart. The diffuser is snapped onto the first open end of the housing to form a mounting cavity within the housing. The sidewall of the diffuser has multiple ventilation openings. The lamp source is a lamp bead board, which is mounted in the mounting cavity and close to the diffuser. The fan is mounted in the mounting cavity and close to the second open end of the housing, with the reverse output end of the fan facing the second open end of the housing as the reverse air outlet end of the fan. Along the axial direction of the housing, the diffuser, the lamp source, and the fan are arranged sequentially.

[0010] As an optional implementation, the lamp holder further includes a connector comprising a support base and a connecting base connected to each other. The support base has a curved surface for fitting against the housing. The concave side of the curved surface forms a protruding buckle and a screw seat. The screw seat has a screw hole for fixing the connector to the housing. The connecting base is columnar and protrudes from the side of the support base opposite to the curved surface. The side of the connecting base away from the support base forms a protruding rotating shaft.

[0011] As an alternative implementation, the handle is formed into a recess for accommodating the connector, and the recess has a mounting hole for connecting the rotating shaft.

[0012] As an optional implementation, the fan includes a fan cover, a fan blade holder, and fan blades. The fan cover is installed in the mounting cavity and has a hollow structure. The fan cover also has a large opening end and a small opening end that are relatively far apart. The small opening end faces the second opening end of the outer casing and is provided with a wind screen. The fan blade holder is columnar and has a hollow structure. The first end of the fan blade holder is detachably connected to the large opening end of the fan cover, and the second end of the fan blade holder is fixed to the LED bead plate, facing the diffuser. The fan blades are installed at the first end of the fan blade holder.

[0013] As an optional implementation, the adjustable LED lamp head also includes an anti-slip ring, which is sleeved on the outside of the rotating shaft and installed at the connection between the lamp head and the handle. The anti-slip ring is made of silicone.

[0014] This application provides an LED lamp with an adjustable lamp head. The technical solution provided by the embodiments of this application brings at least the following beneficial effects:

[0015] The lamp head can be rotated clockwise or counterclockwise relative to the handle to adjust the light output direction to meet usage needs. During illumination, the fan has forward and reverse functions. When the fan rotates forward, it blows air onto the lamp head to dissipate heat, reducing the lamp head temperature and preventing burns caused by overheating, as well as minimizing the lifespan of the adjustable LED lamp head. When the fan rotates in reverse, it blows air outward, allowing the adjustable LED lamp head to function as a fan.

[0016] It should be understood that the above general description and the following detailed description are exemplary and explanatory only, and do not limit this application. Attached Figure Description

[0017] The above and / or additional aspects and advantages of this application will become apparent and readily understood from the following description of the embodiments taken in conjunction with the accompanying drawings, wherein:

[0018] Figure 1 A schematic diagram of the structure of an adjustable LED lamp head provided in an embodiment of this application;

[0019] Figure 2 A schematic diagram of the structure of an adjustable lamp head LED lamp provided for another embodiment of this application;

[0020] Figure 3 A schematic diagram of the structure of an adjustable lamp head LED lamp provided in another embodiment of this application;

[0021] Figure 4 A schematic diagram of the structure of an adjustable lamp head LED lamp provided for another embodiment of this application;

[0022] Figure 5 An exploded view of an adjustable LED lamp head provided in an embodiment of this application;

[0023] Figure 6 An exploded view of an adjustable LED lamp head, provided as another embodiment of this application;

[0024] Figure 7 This application provides a schematic diagram of the structure of a control circuit board in an adjustable LED lamp.

[0025] Figure 8 This is a schematic diagram of the structure of a connector in an adjustable LED lamp, provided as an embodiment of this application.

[0026] Figure labels and corresponding explanations:

[0027] 1: Handle; 11: Front shell; 12: Left shell; 13: Rear shell; 14: Right shell; 15: Battery; 16: Charging circuit board; 17: Control circuit board; 171: Control board body; 172: Battery level indicator light; 173: Color temperature indicator light; 174: Function buttons; 18: Control panel film; 19: Recess;

[0028] 2: Lamp holder; 21: Lamp source; 22: Housing; 23: Softbox; 24: Connector; 241: Support base; 242: Connector base; 243: Rotating shaft; 244: Curved surface;

[0029] 3: Fan; 31: Fan cover; 32: Fan blade holder; 33: Fan blade;

[0030] 4: Anti-slip ring. Detailed Implementation

[0031] This application is described in detail below. Examples of embodiments of this application are illustrated in the accompanying drawings, wherein the same or similar reference numerals denote the same or similar components or components having the same or similar functions throughout. Furthermore, detailed descriptions of known technologies that are unnecessary for the features of this application are omitted. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain this application, and should not be construed as limiting this application.

[0032] Those skilled in the art will understand that, unless specifically stated otherwise, the singular forms “a,” “an,” “the,” and “the” used herein may also include the plural forms. It should be further understood that the term “comprising” as used in the specification of this application means the presence of the stated features, elements, and / or components, but does not exclude the presence or addition of one or more other features, elements, components, and / or groups thereof. The term “and / or” as used herein includes all or any units and all combinations thereof of one or more associated listed items.

[0033] like Figure 1-6 As shown, this application embodiment provides an adjustable LED lamp head, which mainly includes a handle 1, a lamp head 2, and a fan 3. The handle 1 has a status display area and function buttons 174; the lamp head 2 includes a light source 21, and the lamp head 2 is rotatably connected to the handle 1 via a rotating shaft 243, and the lamp head 2 rotates relative to the handle 1 about the axis of the rotating shaft 243; the fan 3 has a forward rotation output end and a reverse rotation output end, and the fan 3 is mounted on the lamp head 2 with the forward rotation output end facing the light source 21.

[0034] In this embodiment, the adjustable LED head is vertically positioned, with the lamp head 2 on top and the handle 1 on the bottom. The lamp head rotates clockwise or counterclockwise relative to the handle to adjust the light emission direction of the lamp source to meet usage requirements. During illumination, the fan has forward and reverse rotation functions. When the fan rotates forward, it blows air onto the lamp source to dissipate heat, reducing the lamp source temperature and preventing burns from overheating, as well as minimizing the lifespan of the adjustable LED head. When the fan rotates in reverse, it blows air outwards, effectively using the adjustable LED head as a fan.

[0035] like Figure 1-6 As shown, in one optional embodiment, the handle 1 includes a front shell 11, a left shell 12, a rear shell 13 and a right shell 14 arranged in sequence; the front shell 11 and the rear shell 13 are aligned with each other and connected by screws to form a shell body; the left shell 12 and the right shell 14 are respectively snapped into the left and right sides of the shell body to form an accommodating cavity with the shell body.

[0036] Based on the aforementioned embodiments, in this embodiment, the handle 1 is elongated and has a certain width to ensure a comfortable grip. The handle 1 is vertically positioned. Screw holes are provided on the upper parts of the front shell 11 and the rear shell 13, and screws pass through the screw holes to achieve screw connection between the front shell 11 and the rear shell 13. The left and right sides of the shell body both have locking slots or other engaging parts, and the left shell 12 and the right shell 14 both have locking structures for engaging with the locking parts of the shell body. Limiting recesses 19 are also formed on the left and right sides of the shell body, which are adapted to fit the left shell 12 and the right shell 14, allowing the left shell 12 and the right shell 14 to be assembled within the limiting recesses 19. The accommodating cavity is used to accommodate the components of the adjustable lamp head LED lamp, as detailed below.

[0037] like Figure 1-6 As shown, in one optional implementation, both the left shell 12 and the right shell 14 are elongated plates; both the left shell 12 and the right shell 14 have multiple snap-fit ​​structures on the side facing the shell body for engaging with the shell body, the multiple snap-fit ​​structures of the left shell 12 are arranged along the length direction of the left shell 12, and the multiple snap-fit ​​structures of the right shell 14 are arranged along the length direction of the right shell 14; at least one of the left shell 12 and the right shell 14 has a hook on the side opposite to the shell body; at least one of the left shell 12 and the right shell 14 has a charging port.

[0038] Based on the aforementioned embodiments, in this embodiment, the left shell 12 and the right shell 14 are vertically arranged. Multiple snap-fit ​​structures on the left shell 12 and the right shell 14 are vertically distributed, corresponding to the snap-fit ​​portions of the shell body. The adjustable LED head is mounted via a hook for easy carrying and placement. The charging port can use a common interface, such as a Type-C interface.

[0039] like Figure 1-6 As shown, in an optional implementation, the handle 1 also includes a battery 15 and a charging circuit board 16 connected to each other, both of which are installed in the accommodating cavity; the charging circuit board 16 includes a charging board body and a charging terminal installed on the charging board body, which is installed in the charging port.

[0040] Using the above solution, the battery 15 can be charged, and the battery 15 supplies power to the electrical components of the adjustable LED lamp head.

[0041] like Figure 1-7 As shown, in one optional implementation, the handle 1 also includes a control circuit board 17 and a control panel film 18. The control circuit board 17 includes a control board body 171, and a power indicator light 172 and a color temperature indicator light 173 mounted on the control board body 171. A function button 174 is also mounted on the control board body 171. The control circuit board 17 is mounted in the accommodating cavity and close to the rear shell 13. The rear shell 13 has a button through hole and an indicator light through hole. The function button 174 passes through the button through hole, and the power indicator light 172 and the color temperature indicator light 173 pass through the indicator light through hole. The control panel film 18 is pasted on the side of the rear shell 13 opposite to the front shell 11.

[0042] Based on the aforementioned embodiments, in this embodiment, the status display area of ​​the handle 1 includes a battery level display area and a color temperature display area. The battery level display area and color temperature display area are indicated by corresponding indicator lights; for example, the status is determined by the number of indicator lights lit, making the display more intuitive. Function buttons 174 include a color temperature control button and a brightness control button, both mounted on the control panel 171. A short press of the color temperature control button adjusts the color temperature, and a long press starts the fan in reverse rotation. A short press of the brightness control button adjusts the brightness, and a long press turns the device on or off; the fan rotates forward when the device is first turned on. The control panel film 18 has indicators for the battery level, color temperature, color temperature control button, and brightness control button, as well as a trademark for display.

[0043] like Figure 1-6As shown, in one optional embodiment, the lamp head 2 includes a housing 22 and a diffuser 23. The housing 22 is cylindrical and includes a first opening end and a second opening end that are relatively far apart. The diffuser 23 is snapped onto the first opening end of the housing 22 to form a mounting cavity around the housing 22. The side wall of the diffuser 23 has multiple ventilation holes. The lamp source 21 is a lamp bead plate, which is installed in the mounting cavity and close to the diffuser 23. The fan 3 is installed in the mounting cavity and close to the second opening end of the housing 22. The reverse output end of the fan 3 faces the second opening end of the housing 22 to serve as the reverse air outlet end of the fan 3. The diffuser 23, the lamp source 21, and the fan 3 are arranged sequentially along the axial direction of the housing 22.

[0044] Based on the aforementioned embodiments, in this embodiment, the first open edge of the housing 22 is provided with a snap-fit ​​portion for engaging with the diffuser 23. The housing 22 has a hollow structure. Air enters the mounting cavity from the air inlet of the housing 22 and flows through the fan 3, the lamp source 21, and the vent, exiting the lamp head 2, forming a heat dissipation airflow. This effectively dissipates the heat generated by the lamp source 21, preventing the lamp source 21 from overheating and thus affecting the lifespan of the light-emitting element.

[0045] like Figure 1-6 As shown in Figure 8, as an optional embodiment, the lamp holder 2 further includes a connector 24, which includes a support 241 and a connecting seat 242 connected to each other. The support 241 has a curved surface 244 for fitting with the housing 22. The concave side of the curved surface 244 forms a protruding buckle and a screw seat. The screw seat has a screw hole for fixing the connector 24 to the housing 22. The connecting seat 242 is columnar and protrudes from the side of the support 241 opposite to the curved surface 244. A protruding rotating shaft 243 is formed on the side of the connecting seat 242 away from the support 241.

[0046] Based on the foregoing embodiments, in this embodiment, the connector 24 is formed by two housings aligned and spliced ​​together in a horizontal direction. The support base 241 of the connector 24 is on top, and the connecting base 242 is on the bottom. The support base 241, the connecting base 242, and the rotating shaft 243 are integrally formed. The curved surface 244 at the top of the support base 241 is adapted to the side wall of the housing 22, and the recess 19 of the curved surface 244 faces the housing 22.

[0047] like Figure 1-6 As shown, in one optional embodiment, the handle 1 forms a recess 19 for accommodating the connecting seat 242, and the recess 19 has a mounting hole for connecting the rotating shaft 243.

[0048] Based on the aforementioned embodiments, in this embodiment, a recess 19 is formed at the top of the handle 1. This recess 19 is a U-shaped groove, and the bottom of the connecting seat 242 is arc-shaped. The bottom of the connecting seat 242 is accommodated within the recess 19, so that they do not interfere with each other during rotation. A mounting hole is formed on the left or right side of the recess 19 to adapt to the rotating shaft 243. The rotating shaft 243 is installed in the mounting hole, realizing the rotatable connection between the lamp head 2 and the handle 1. The lamp head 2 can rotate forward or backward relative to the handle 1.

[0049] like Figure 1-6 As shown, in one optional implementation, the fan 3 includes a fan cover 31, a fan blade holder 32, and a fan blade 33. The fan cover 31 is installed in the mounting cavity and has a hollow structure. The fan cover 31 also has a large opening end and a small opening end that are relatively far apart. The small opening end faces the second opening end of the outer casing 22 and is provided with a wind screen. The fan blade holder 32 is columnar and has a hollow structure. The first end of the fan blade holder 32 is detachably connected to the large opening end of the fan cover 31, and the second end of the fan blade holder 32 is fixed with a lamp bead plate. The second end of the fan blade holder 32 faces the diffuser 23. The fan blade 33 is installed at the first end of the fan blade holder 32.

[0050] Based on the aforementioned embodiments, in this embodiment, multiple snap-fit ​​parts are formed on the edge of the large opening of the fan cover 31 to achieve snap-fit ​​between the fan cover 31 and the fan blade bracket 32. The LED bead board is screwed to the second end of the fan blade bracket 32, and the light-emitting side of the LED bead board faces the diffuser 23.

[0051] like Figure 1-6 As shown, as an optional implementation, the adjustable LED lamp head also includes an anti-slip ring 4, which is sleeved on the outside of the rotating shaft 243 and installed at the connection between the lamp head 2 and the handle 1. The anti-slip ring 4 is made of silicone.

[0052] Based on the aforementioned embodiments, in this embodiment, the rotating shaft 243 forms a circumferentially recessed mounting groove, and the anti-slip ring 4 is sleeved on the outside of the mounting groove. The anti-slip ring 4 plays an anti-slip role to stabilize the angle of the lamp head 2.

[0053] In the description of this application, it should be understood that the terms "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings. They are only for the convenience of describing this application and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, they should not be construed as limitations on this application.

[0054] The terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of technical features indicated. Therefore, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of this application, unless otherwise stated, "a plurality of" means two or more.

[0055] In the description of this application, it should be noted that, unless otherwise expressly specified and limited, the terms "installation," "connection," and "joining" should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral connection; they can refer to a direct connection or an indirect connection through an intermediate medium; and they can refer to the internal communication between two components. Those skilled in the art can understand the specific meaning of the above terms in this application based on the specific circumstances.

[0056] In the description of this specification, specific features, structures, materials, or characteristics may be combined in any suitable manner in one or more embodiments or examples.

[0057] The above description is only a partial embodiment of this application. It should be noted that for those skilled in the art, several improvements and modifications can be made without departing from the principle of this application, and these improvements and modifications should also be considered within the scope of protection of this application.

Claims

1. An adjustable lamp head LED lamp, characterized by, The utility model relates to a lamp with adjustable lamp head, which comprises a handle (1) and a lamp head (2). The handle (1) comprises a front shell (11), a left shell (12), a rear shell (13) and a right shell (14) arranged in sequence. The front shell (11) and the rear shell (13) are oppositely aligned and screw-connected to form a shell body. The left shell (12) and the right shell (14) are respectively clamped on the left and right sides of the shell body to form a containing cavity together with the shell body.

2. The adjustable base LED lamp of claim 1, wherein, 3. The LED lamp with adjustable lamp head according to claim 2, wherein The left shell (12) and the right shell (14) are both long strip-shaped plates. The left shell (12) and the right shell (14) are both formed with a plurality of clamping structures on the side facing the shell body. At least one of the left shell (12) and the right shell (14) is formed with a hanging buckle on the side opposite to the shell body. At least one of the left shell (12) and the right shell (14) is formed with a charging port. The handle (1) further comprises a battery (15) and a charging circuit board (16) connected to each other and installed in the containing cavity. The charging circuit board (16) comprises a charging board body and a charging terminal installed on the charging board body. The charging terminal is installed in the charging port.

4. The adjustable base of claim 3, wherein, The handle (1) further comprises a control circuit board (17) comprising a control board body (171), an electric quantity display lamp (172) and a color temperature display lamp (173) installed on the control board body (171), and a function button (174) also installed on the control board body (171). The control circuit board (17) is installed in the containing cavity and close to the rear shell (13). The rear shell (13) is provided with a button through hole and a display lamp through hole.

5. The adjustable socket LED lamp of claim 4, wherein, The function button (174) is arranged in the button through hole. The electric quantity display lamp (172) and the color temperature display lamp (173) are arranged in the display lamp through hole. A control panel film (18) is attached to the side of the rear shell (13) opposite to the front shell (11).

6. The adjustable fitter LED lamp of claim 1, wherein, The lamp head (2) comprises an outer shell (22) in the shape of a cylinder. The outer shell (22) comprises a first opening end and a second opening end oppositely away from each other. A soft light cover (23) is clamped on the first opening end of the outer shell (22) to form an installation cavity together with the outer shell (22). The side wall of the soft light cover (23) is provided with a plurality of ventilation openings. The lamp source (21) is a lamp bead plate, which is installed in the installation cavity and close to the soft light cover (23); The fan (3) is installed in the installation cavity and close to the second opening end of the shell (22), and the reverse output end of the fan (3) faces the second opening end of the shell (22) to serve as the reverse air outlet end of the fan (3); Along the axial direction of the shell (22), the soft light cover (23), the lamp source (21) and the fan (3) are sequentially arranged.

7. The adjustable base of claim 6, wherein, The lamp head (2) further comprises: The connecting piece (24) comprises a support seat (241) and a connecting seat (242) connected with each other, the support seat (241) has a curved surface (244) for abutting against the shell (22), the concave side of the curved surface (244) forms a protruding buckle and a screw seat, the screw seat is provided with a screw hole for fixedly connecting the connecting piece (24) and the shell (22); the connecting seat (242) is columnar, the connecting seat (242) protrudes from the side of the support seat (241) opposite to the curved surface (244), and the side of the end of the connecting seat (242) away from the support seat (241) forms the protruding rotating shaft (243).

8. The adjustable lamp head LED lamp according to claim 7, wherein The handle (1) forms a recess (19) for accommodating the connecting seat (242), and the recess (19) is provided with a mounting hole for connecting the rotating shaft (243).

9. The adjustable fitter LED lamp of claim 6, wherein, The fan (3) comprises: The fan cover (31) is installed in the installation cavity, the fan cover (31) has a hollow structure, the fan cover (31) further has a large opening end and a small opening end opposite to each other, the small opening end faces the second opening end of the shell (22), and the small opening end is provided with a wind net; The fan blade frame (32) is columnar, the fan blade frame (32) has a hollow structure, a first end of the fan blade frame (32) is detachably connected with the large opening end of the fan cover (31), and a second end of the fan blade frame (32) is fixed with the lamp bead plate, and the second end of the fan blade frame (32) faces the soft light cover (23); The fan blade (33) is installed at the first end of the fan blade frame (32).

10. The adjustable fitter LED lamp according to any one of claims 1-9, wherein, Further comprising: The anti-skid ring (4) is sleeved outside the rotating shaft (243) and installed at the connection between the lamp head (2) and the handle (1), and the material of the anti-skid ring (4) comprises silica gel.

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