Small night lamp

Abstract

The utility model discloses a small night lamp, which comprises a fixed seat, a light source module, a light source module and a light source module, the fixed seat comprises a groove formed downwards and at least one through groove communicated with the groove up and down, and the through groove upwards penetrates through the bottom wall of the groove; the light source assembly is fixed to the fixing base, the light source assembly comprises a substrate and at least one lamp bead fixed to the substrate, the substrate is contained in the containing cavity of the fixing base, and the lamp beads are upwards exposed out of the through groove; the projection assembly is located above the groove, and a gap is formed between the projection assembly and the lamp bead in the vertical direction; and the motor assembly is fixed on the fixing seat, comprises a motor shaft or a gear exposed out of the through hole, and directly drives the fixing frame for installing the screen sheet, so that the process of additionally installing the rotating seat is reduced, the cost is reduced, the height of the product is reduced, and the miniaturization requirement of the product is met.

Description

[Technical field]

[0001] The utility model relates to the technical field of night lights, in particular to a night light with a motor-driven projection assembly. [Background technology]

[0002] An existing night light comprises a base, a turntable mounted on the base, a motor and a light assembly, a projection assembly mounted on the turntable, and an upper cover covering the projection assembly. The base comprises a groove recessed downward from its top surface, the turntable is mounted in the groove, the motor comprises a protrusion extending into the groove to cooperate with the turntable, and the turntable drives the projection assembly to rotate.

[0003] As required in the above structure, the turntable is driven by the motor, and the projection assembly is indirectly driven, which increases the installation process and components of the product and reduces the production efficiency. [Utility Model Content]

[0004] In view of the problems faced by the background technology, the utility model provides a night light in which a projection assembly is fixed to a motor shaft or matched with a gear of a motor.

[0005] In order to achieve the above purpose, the utility model adopts the following technical means:

[0006] A night light comprises: a fixing seat, comprising a through hole penetrating upward; a motor assembly fixed to the fixing seat, comprising a motor shaft or a gear exposed in the through hole; a light source assembly fixedly connected to the fixing seat; a projection assembly fixed to the motor shaft or provided with a gear ring cooperating with the gear and located above the light source assembly.

[0007] Furthermore, the projection assembly includes a fixing frame and a projection sheet mounted on the fixing frame, and the fixing frame is fixed to the motor shaft or the gear cooperates with an inner gear ring of the fixing frame.

[0008] Furthermore, the fixing frame includes a fixing portion, a supporting portion connected to the fixing portion, and a first projection portion, the fixing portion is fixed to the motor shaft, and the projection sheet is at least arranged on the first projection portion.

[0009] Furthermore, the first projection portion is arranged around the support portion, the first projection portion is extended upward from the support portion to form or is buckled with the support portion, the support portion extends in a horizontal direction, and the support portion and the first projection portion are perpendicular to each other.

[0010] Further, the supporting portion seals a gap between the first projection portion and the fixing portion, or there is a gap between the supporting portion and the first projection portion or the fixing portion.

[0011] Furthermore, the fixing portion includes a fixing hole that penetrates the supporting portion upward, the motor shaft protrudes into the fixing hole, and a screw passes through the supporting portion along the fixing hole to fix the fixing bracket to the motor shaft.

[0012] Furthermore, the fixing seat includes a plurality of through grooves arranged around the motor shaft or gear, the projection assembly includes a fixing frame and a projection film arranged on the fixing frame, and the light source assembly includes a plurality of lamp beads arranged in one-to-one correspondence with the through grooves, and the light emitted by the plurality of lamp beads is projected onto the projection film through the fixing frame.

[0013] Furthermore, the fixing seat includes a groove formed downward from the top surface thereof, a plurality of through grooves penetrate upward through the bottom wall of the groove, and a plurality of lamp beads and the fixing frame form a gap in the up and down directions.

[0014] Furthermore, the fixing portion includes a downwardly formed groove, the projection assembly includes a fixing frame and a projection film accommodated in the fixing frame, the fixing frame includes a first projection portion arranged around the motor shaft, the projection film is at least partially arranged along the first projection portion, and the first projection portion at least partially overlaps with the projection of the side wall of the groove in the horizontal direction.

[0015] Furthermore, the fixing seat includes a base and an upper cover, the through hole penetrates the upper cover upward, the upper cover includes a recessed groove formed downward from its top surface and a plurality of mounting holes on the bottom wall of the recessed groove upward, the projection assembly covers the plurality of mounting holes downward, and a plurality of screws fix the upper cover and the base to each other.

[0016] Furthermore, the fixing frame includes a fixing part, a supporting part connected to the fixing part, and a first projection part arranged around the supporting part, the thickness of the supporting part is 0.5mm~5mm, the motor shaft is fixed to the fixing part, the projection assembly includes a projection film arranged in the first projection part, and the light emitted by the light source assembly is projected onto the projection film through the supporting part.

[0017] Compared with the prior art, the night light of the utility model has the following beneficial effects:

[0018] The fixing base includes a through hole extending upward, the motor assembly is fixed to the fixing base, and includes a motor shaft or a gear exposed in the through hole, and the light source assembly is fixedly connected to the fixing base; the projection assembly is fixed to the motor shaft or is provided with a gear ring matching the gear, and is located above the light source assembly, and the motor assembly directly drives the fixing frame for installing the projection film, thereby reducing the additional process of installing the rotating base, reducing costs and reducing the height of the product, thereby meeting the needs of product miniaturization.

Brief Description of the Drawings

[0019] Figure 1 It is a three-dimensional diagram of the night light of the utility model;

[0020] Figure 2 for Figure 1 Front view after removing the top cover;

[0021] Figure 3 for Figure 2 A top view of

[0022] Figure 4 for Figure 3 Sectional view along the AA section line;

[0023] Figure 5 for Figure 4 A partial enlarged view of middle b;

[0024] Figure 6 for Figure 2 3D exploded view of

[0025] Figure 7 for Figure 6 A three-dimensional exploded view of the middle fixing seat;

[0026] Figure 8 for Figure 6 Exploded perspective view of the projection component.

[0027] Description of the accompanying drawings of the specific embodiments:

[0028] Night Light 100 Fixed seat 1 Base 11 Fixed plate 111 Limit hole 1111 Limiting part 1112 Card position 1113 Upper cover 12 Groove 121 Through hole 122 Through slot 123 Sink 124 Mounting holes 125 Light guide surface 126 Buckle 127 Projection 128 Accommodation chamber 13 Motor assembly 2 Body 21 Motor shaft 22 Fixed ear 23 Light source component 3 Substrate 31 Lamp beads 32 Projection component 4 Fixed frame 41 Fixed portion 411 Supporting portion 412 First projection unit 413 Limit block 4131 Second projection unit 414 Base 41414141 Crimping part 41424142 Slide 42 First Film 421 Second Film 422 Top cover 5 [Specific implementation method]

[0029] In order to facilitate a better understanding of the purpose, structure, characteristics and functions of the present invention, the present invention is further described in conjunction with the accompanying drawings and specific implementation methods.

[0030] like Figures 1 to 8 As shown, the night light 100 of the present invention comprises a fixing base 1, a motor assembly 2 mounted on the fixing base 1, a projection assembly 4 matched with the motor assembly 2, and a top cover 5 covering the projection assembly 4.

[0031] like Figure 1 , Figure 6 and Figure 7As shown, the night light 100 includes a fixing base 1 and an upper cover 12 that is rotatably buckled on the fixing base 1. The fixing base 1 includes a receiving cavity 13, a base 11 that forms the receiving cavity 13, and an upper cover 12. The base 11 includes a shell and a fixing plate 111 installed on the shell. The front and rear ends of the fixing plate 111 are fixed to the fixing column of the shell. The fixing plate 111 includes a through-limiting hole 1111, a limiting portion 1112 located at the front and rear sides of the limiting hole 1111, and a clamping position 1113 located on the right side of the limiting hole 1111. The base 11 includes a battery fixed to the clamping position 1113. The upper cover 12 includes a groove 121 formed downward from its top surface, a through hole 122 that penetrates the bottom wall of the groove 121 upward, and a plurality of through grooves 123 arranged around the through hole 122. The side wall of the groove 121 is set as a light guiding surface 126, and the light guiding surface 126 is an inclined surface. The through hole 122 and the through groove 123 are both connected to the receiving cavity 13. The upper cover 12 further includes a recessed groove 124 formed downward from the top surface thereof and a plurality of mounting holes 125 penetrating upward through the bottom wall of the recessed groove 124. The recessed groove 124 is arranged around the groove 121. The light guide surface 126 is connected to the bottom surface of the recessed groove 124 upward, and is connected to the bottom surface of the groove 121 downward. The bottom surface of the recessed groove 124 is arranged higher than the bottom surface of the groove 121. The upper cover 12 is fixed to the base 11 by screws passing through the mounting holes 125. The upper cover 12 also includes a plurality of card slots formed on its outer edge and a buckling portion 127 and a protrusion 128 extending from the side wall of each of the card slots.

[0032] like Figure 4 , Figure 5 and Figure 6As shown, the motor assembly 2 includes a body 21, fixing ears 23 located on the left and right sides of the body 21, and a motor shaft 22 extending upward from the body 21. The body 21 is installed in the limiting hole 1111, and the two fixing ears 23 are fixed to the limiting part 1112 in a one-to-one correspondence. The width of the through hole 122 is less than half the width of the body 21. The motor shaft 22 is arranged higher than the bottom surface of the groove 121. The light source assembly 3 is accommodated in the accommodating cavity 13. The light source assembly 3 includes a substrate 31 and a plurality of lamp beads 32 installed on the substrate 31. The substrate 31 is fixedly connected to the base 11, and each of the lamp beads 32 is aligned with one of the through grooves 123 in the upper and lower directions. The width of the through groove 123 is greater than the width of the lamp bead 32 and less than 3 times the width of the lamp bead. The plurality of lamp beads 32 are arranged around the motor shaft 22 or the gear. In this embodiment, the lamp bead 32 protrudes upward into the through groove 123, and the highest point of the lamp bead 32 is flush with the bottom surface of the groove 121 or higher than the bottom wall of the groove 121, or the lamp bead 32 is at least partially higher than the bottom surface of the groove 121. The light emitted by the lamp bead 32 is diffused outwardly to the sink 124 along the light guide surface 126, so that the illumination area is more uniform.

[0033] like Figure 4 , Figure 5 and Figure 8As shown, the projection assembly 4 includes a fixing frame 41 and a projection sheet 42 mounted on the fixing frame 41. The fixing frame 41 includes a fixing portion 411, a supporting portion 412 connected to the fixing portion 411, a first projection portion 413 and a second projection portion 414, wherein the first projection portion 413 is formed by extending upward from the supporting portion 412 or the first projection portion 413 is buckled with the supporting portion, the first projection portion 413 is arranged around the supporting portion 412, and the second projection portion 414 is covered on the first projection portion 413. The fixing portion 411 includes a fixing hole that passes through the supporting portion 412 upward, the motor shaft 22 protrudes upward into the fixing hole, a screw passes through the supporting portion 412 to fix the fixing portion 411 to the motor shaft 22, or the fixing hole is provided with an inner gear ring to cooperate with the gear of the motor assembly 2. The first projection part 413 is aligned with the plurality of mounting holes 125 in the vertical direction, that is, the outer edge of the projection assembly 4 is aligned with the plurality of mounting holes 125 in the vertical direction, shielding the plurality of mounting holes 125 from being exposed, and playing a dust-proof role. The first projection part 413 includes a matching part and a plurality of spaced limit blocks 4131 extending from the matching part. The width of the projection assembly 4 is greater than the width of the groove 121, or the width of the support part 412 is greater than the width of the groove 121. The support part 412 forms a gap with the plurality of lamp beads 32 in the vertical direction, and the gap between the support part 412 and the bottom surface of the groove 121 in the vertical direction is greater than the gap between the support part 412 and the bottom surface of the sink 124 in the vertical direction. In this embodiment, the support part 412 seals the gap between the first projection part 413 and the fixing part 411, or the support part 412 is a structure of multiple support rods, and a hollow structure is formed between two adjacent support rods. One end of the support rod is connected to the fixing portion 411, and the other end is connected to the first projection portion 413. The thickness of the support portion 412 is 0.5mm-5mm. The light emitted by the lamp bead 32 reaches the projection film 42 after passing through the support portion 412. The second projection portion 414 is covered on the first projection portion 413, and the second projection portion 414 includes a base 4141 and a crimping portion 4142 extending from the base 4141 in a horizontal direction. The base 4141 is arranged around the matching portion, and the matching portion is matched with a plurality of the limit blocks 4131, and the crimping portion 4142 is located above the matching portion. Of course, in other embodiments, a plurality of the limit blocks 4131 can be arranged on the base 4141. The projection sheet 42 includes a first film 421 and a second film 422 . The first film 421 is disposed along the first projection portion 413 , and the second film 422 is disposed on the second projection portion 414 . The pressing portion 4142 limits the second film 422 from moving upward.

[0034] like Figure 1 As shown, the top cover 5 includes a locking portion and a recessed portion formed on the locking portion. The locking portion is rotatably engaged with the engaging portion 127 , and the recessed portion cooperates with the convex portion 128 to limit excessive rotation of the top cover 5 .

[0035] In summary, the night light of the utility model has the following beneficial effects:

[0036] (1) The fixing base 1 includes an upwardly penetrating through hole 122, the motor assembly 2 is fixed to the fixing base 1, and includes a motor shaft 22 or a gear exposed in the through hole 122, and the light source assembly 3 is fixedly connected to the fixing base 1; the projection assembly 4 is fixed to the motor shaft 22 or is provided with a gear ring matching the gear, and is located above the light source assembly 3, and the motor assembly 2 directly drives the fixing frame 41 for installing the projection film 42, thereby reducing the additional process of installing the rotating base, reducing costs and reducing the height of the product, thereby meeting the requirements of product miniaturization.

[0037] The above detailed description is only an explanation of the preferred embodiment of the utility model, and does not limit the patent scope of the utility model. Therefore, all equivalent technical changes made by using the description and illustrations of this creation are included in the patent scope of this creation.

Claims

1. A night light, characterized in that: include: A fixing seat, comprising a through hole penetrating upward; A motor assembly, fixed to the fixing seat, including a motor shaft or a gear exposed in the through hole; A light source assembly, fixedly connected to the fixing seat; The projection assembly is fixed to the motor shaft or is provided with a gear ring matched with the gear, and is located above the light source assembly.

2. The night light as claimed in claim 1, characterized in that: The projection assembly comprises a fixing frame and a projection sheet mounted on the fixing frame. The fixing frame is fixed to the motor shaft or the gear cooperates with an inner gear ring of the fixing frame.

3. The night light as claimed in claim 2, characterized in that: The fixing frame includes a fixing portion, a supporting portion connected to the fixing portion, and a first projection portion. The fixing portion is fixed to the motor shaft, and the projection sheet is at least arranged on the first projection portion.

4. The night light as claimed in claim 3, characterized in that: The first projection portion is disposed around the support portion, the first projection portion is extended upward from the support portion or is buckled with the support portion, the support portion extends along a horizontal direction, and the support portion and the first projection portion are perpendicular to each other.

5. The night light as claimed in claim 3, characterized in that: The supporting portion seals a gap between the first projecting portion and the fixing portion, or a gap exists between the supporting portion and the first projecting portion or the fixing portion.

6. The night light as claimed in claim 4, characterized in that: The fixing part comprises a fixing hole which penetrates upwardly through the supporting part, the motor shaft protrudes into the fixing hole, and a screw passes through the supporting part along the fixing hole to fix the fixing bracket to the motor shaft.

7. The night light according to any one of claims 1 to 6, characterized in that: The fixing seat includes a plurality of through slots arranged around the motor shaft or the gear, the projection assembly includes a fixing frame and a projection film arranged on the fixing frame, and the light source assembly includes a plurality of lamp beads arranged in one-to-one correspondence with the through slots, and the light emitted by the plurality of lamp beads is projected onto the projection film through the fixing frame.

8. The night light as claimed in claim 7, characterized in that: The fixing seat comprises a groove formed downward from the top surface thereof, a plurality of through grooves penetrate upward through the bottom wall of the groove, and a plurality of lamp beads and the fixing frame form a gap in the up-down direction.

9. The night light according to any one of claims 1 to 6, characterized in that: The projection assembly includes a fixed frame and a projection film accommodated in the fixed frame, the fixed frame includes a fixed portion, the fixed portion includes a downwardly formed sinking groove, the fixed frame includes a first projection portion arranged around the motor shaft, the projection film is at least partially arranged along the first projection portion, and the first projection portion at least partially overlaps with the projection of the side wall of the sinking groove in the horizontal direction.

10. The night light according to any one of claims 1 to 6, characterized in that: The fixing seat includes a base and an upper cover, the through hole penetrates the upper cover upward, the upper cover includes a recessed groove formed downward from its top surface and a plurality of mounting holes on the bottom wall of the recessed groove upward, the projection assembly covers the plurality of mounting holes downward, and a plurality of screws fix the upper cover and the base to each other.

11. The night light according to any one of claims 3 to 6, characterized in that: The fixing frame includes a fixing part, a supporting part connected to the fixing part, and a first projection part arranged around the supporting part, the supporting part has a thickness of 0.5 mm to 5 mm, the motor shaft is fixed to the fixing part, the projection assembly includes a projection film arranged on the first projection part, and the light emitted by the light source assembly is projected onto the projection film through the supporting part.

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