CN114017738B - Star-moon projection lamp - Google Patents
Star-moon projection lamp Download PDFInfo
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- CN114017738B CN114017738B CN202111389733.5A CN202111389733A CN114017738B CN 114017738 B CN114017738 B CN 114017738B CN 202111389733 A CN202111389733 A CN 202111389733A CN 114017738 B CN114017738 B CN 114017738B
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- 230000003287 optical effect Effects 0.000 claims abstract description 31
- 238000003384 imaging method Methods 0.000 claims abstract description 27
- 230000005540 biological transmission Effects 0.000 claims description 240
- 230000033001 locomotion Effects 0.000 claims description 32
- 230000002950 deficient Effects 0.000 claims description 6
- 230000007812 deficiency Effects 0.000 claims description 3
- 230000000007 visual effect Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 13
- 230000000694 effects Effects 0.000 description 4
- 230000001795 light effect Effects 0.000 description 3
- 239000010687 lubricating oil Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S10/00—Lighting devices or systems producing a varying lighting effect
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V14/00—Controlling the distribution of the light emitted by adjustment of elements
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V14/00—Controlling the distribution of the light emitted by adjustment of elements
- F21V14/06—Controlling the distribution of the light emitted by adjustment of elements by movement of refractors
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Abstract
The invention provides a star-moon projection lamp, which comprises: the device comprises a lamp holder and an optical ball which are connected together, wherein a first imaging assembly and a second imaging assembly are arranged in a space surrounded by the lamp holder and the optical ball; the first imaging component comprises a first light source and a first film which are sequentially arranged, and light emitted by the first light source passes through the first film and the optical ball to generate star landscape projection; the second imaging component comprises a second light source, a condensing lens and a second film which are sequentially arranged, and light emitted by the second light source passes through the condensing lens, the second film and the optical ball to generate moon landscape projection. The device structural design is reasonable, can demonstrate the projection of star and moon, and visual effect is good, and the sight is strong.
Description
Technical Field
The invention relates to the field of projection lamps, in particular to a star-moon projection lamp.
Background
The projection lamp can be used in various outdoor occasions or indoor occasions, and the lamp is used for directly projecting to form an environment projection shape such as a star image, so that a corresponding atmosphere is created. The existing projection lamp has single light effect and pattern, little form change and is generally static.
Therefore, a star-moon projection lamp is needed to solve the above technical problems.
Disclosure of Invention
The invention provides a star-moon projection lamp, which solves the problem that the star-moon projection lamp in the prior art has single projection pattern state.
In order to solve the technical problems, the technical scheme of the invention is as follows: a star-to-moon projection lamp, comprising: the lamp holder and the optical ball are connected together, and a first imaging component and a second imaging component are arranged in a space surrounded by the lamp holder and the optical ball; the first imaging component comprises a first light source and a first film which are sequentially arranged, and light emitted by the first light source generates star landscape projection after passing through the first film and the optical ball; the second imaging component comprises a second light source, a condensing lens and a second film which are sequentially arranged, and light emitted by the second light source generates moon landscape projection after passing through the condensing lens, the second film and the optical ball.
In the star-moon projection lamp, the inner side surface of the optical ball is provided with a plurality of convex lenses with different curvatures.
In the star-moon projection lamp, a first light source is arranged on a first lamp panel, a second light source is arranged on a second lamp panel, star patterns are drawn on a first film, and moon patterns are drawn on a second film.
In the star-moon projection lamp, the optical ball is provided with the biconvex lens, and the biconvex lens is arranged at the position corresponding to the second imaging component.
In the star-moon projection lamp, a first imaging component is integrated in the inner cavity of a first lens cone, a second imaging component is integrated in the inner cavity of a second lens cone, the first lens cone is driven by a first transmission component to do rotation motion, the second lens cone is driven by a second transmission component to do revolution motion by taking the first lens cone as a circle center, the second lens cone is driven by a third transmission component to do rotation motion, a light shielding sheet is arranged in the light source emitting direction of a second light source, and the light shielding sheet is driven by a fourth transmission component to do reciprocating linear motion close to the second lens cone and far away from the second lens cone.
In the star-moon projection lamp, the first transmission assembly, the second transmission assembly, the third transmission assembly and the fourth transmission assembly are all driven by the first driving motor.
In the star-moon projection lamp, the first transmission assembly comprises a first transmission shaft, a first transmission bevel gear and a second transmission bevel gear, the first transmission bevel gear and the second transmission bevel gear are meshed with each other, the first transmission bevel gear is sleeved on an output shaft of the first driving motor and fixedly connected with the output shaft of the first driving motor, the second transmission bevel gear is sleeved on the first transmission shaft and fixedly connected with the first transmission shaft, the first lens barrel is fixedly connected with the first transmission shaft, and the first driving motor drives the first lens barrel to do autorotation through the first transmission bevel gear, the second transmission bevel gear and the first transmission shaft.
In the star-moon projection lamp, the second transmission assembly comprises a first connecting bevel gear, a second connecting bevel gear, a swing arm and a second transmission shaft, wherein the first connecting bevel gear and the second connecting bevel gear are meshed with each other, the first connecting bevel gear is sleeved on an output shaft of a first driving motor and fixedly connected with the output shaft of the first driving motor, the second connecting bevel gear and the swing arm are sleeved on the first transmission shaft, the second connecting bevel gear and the swing arm are movably connected with the first transmission shaft, the second connecting bevel gear and the swing arm are fixedly connected into a whole, the second transmission shaft is arranged at the tail end of the swing arm and movably connected with the swing arm, the second lens barrel and the second transmission shaft are fixedly connected with each other, and the first driving motor drives the second lens barrel to make revolution motion by taking the first lens barrel as a circle center through the first connecting bevel gear, the second connecting bevel gear, the swing arm and the second transmission shaft.
In the star-moon projection lamp, the third transmission assembly comprises a first transmission gear, a second transmission gear, a third transmission gear and a third transmission shaft, wherein the third transmission gear is positioned between the first transmission gear and the second transmission gear, the first transmission gear and the second transmission gear are meshed with the third transmission gear, the first transmission gear is sleeved on the first transmission shaft and is fixedly connected with the first transmission shaft, the second transmission gear is sleeved on the second transmission shaft, the second transmission gear is fixedly connected with the second transmission shaft, the third transmission gear is sleeved on the third transmission shaft, the third transmission gear is fixedly connected with the third transmission shaft, the third transmission shaft is arranged in the middle of the swing arm, the third transmission shaft is movably connected with the swing arm, and the first driving motor drives the second lens barrel to do autorotation motion through the first transmission bevel gear, the second transmission bevel gear, the first transmission shaft, the first transmission gear, the third transmission gear, the second transmission gear and the second transmission shaft.
In the star-moon projection lamp of the present invention,
the fourth transmission component comprises an incomplete gear ring, a rack frame and a sliding block, wherein the sliding blocks are arranged on two sides of the rack frame, sliding grooves which are in one-to-one correspondence with the sliding blocks are arranged on two sides of the swing arm, a light shielding sheet is arranged on the rack frame in the emitting direction of the second light source, the light shielding sheet is in a round shape, a round moon pattern is drawn on the second film, the second film and the second lens barrel are concentrically arranged, the incomplete gear ring is sleeved outside the second lens barrel, the incomplete gear ring is fixedly connected with the second lens barrel, the rack frame comprises a first rack and a second rack which are symmetrically arranged, and the first rack and the second rack are respectively arranged on two sides of the incomplete gear ring;
the first driving motor drives the second lens barrel to do autorotation through the first driving bevel gear, the second driving bevel gear, the first driving shaft, the first driving gear, the third driving gear, the second driving gear and the second driving shaft, the incomplete gear ring follows the second lens barrel to rotate, when the incomplete gear ring is meshed with the first rack, the incomplete gear ring is meshed with the second rack, the incomplete gear ring drives the rack frame to move along the sliding groove in a straight line in the forward direction, so that the light shielding sheet is gradually overlapped with the second lens barrel, and moon phase projection from full to deficient is displayed;
the first driving motor drives the second lens barrel to do autorotation through the first driving bevel gear, the second driving bevel gear, the first driving shaft, the first driving gear, the third driving gear, the second driving gear and the second driving shaft, the incomplete gear ring follows the second lens barrel to rotate, when the incomplete gear ring is meshed with the second rack, the incomplete gear ring is meshed with the first rack, the incomplete gear ring drives the rack frame to do reverse linear motion along the chute, so that the light shielding sheet is gradually separated from the second lens barrel, and moon phase projection from deficiency to surplus is displayed.
Compared with the prior art, the invention has the beneficial effects that:
1. the device can ensure that the projection projected by each film pattern reaches the optimal definition by arranging the convex lenses with different curvatures on the inner side surfaces of the optical balls.
2. In the first embodiment of the device, a biconvex lens is additionally arranged, a larger custom pattern such as moon is added on the effect of projecting the stars, the light emitted by the first light source generates a stars landscape projection after passing through the first film and the optical ball, and the light emitted by the second light source generates a moon landscape projection after passing through the condensing lens, the second film and the optical ball, so that the device projects stars and moon landscapes at the same time, and stronger vision and light effects are obtained.
3. In the second embodiment of the device, the first lens barrel is driven by the first transmission component to perform autorotation movement, so that the star landscape projected by the device performs autorotation movement; the second lens barrel is driven by the second transmission assembly to make revolution motion by taking the first lens barrel as a circle center, so that moon projection projected by the device makes revolution motion; the second lens barrel is driven by the third transmission assembly to do autorotation movement, so that moon projection projected by the device revolves around the star projection and simultaneously does autorotation movement; the shading sheet is driven by the fourth transmission component to do reciprocating linear motion close to the second lens barrel and far from the second lens barrel, so that moon phase projection from full to deficient and from full to full is obtained; in the working process of the device, not only the projection of the rotation of the stars, but also the revolution and rotation of the moon and the moon phase projection from full to deficient and from full to full can be displayed, and the device has very strong ornamental value and very vivid.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are needed in the embodiments are briefly described below, and the drawings in the following description are only drawings corresponding to some embodiments of the present invention.
Fig. 1 is a schematic view of the external structure of the star-moon projection lamp of the present invention.
Fig. 2 is a schematic diagram of an internal structure of a star-moon projection lamp according to a first embodiment of the present invention.
Fig. 3 is a schematic diagram of an internal structure of a star-moon projection lamp according to a first embodiment of the present invention.
Fig. 4 is a schematic structural diagram of an optical ball according to a first embodiment of the present invention.
Fig. 5 is a schematic diagram of an internal structure of a star-moon projection lamp according to a second embodiment of the present invention.
Fig. 6 is a schematic diagram of an internal structure of a star-moon projection lamp according to a second embodiment of the present invention.
Fig. 7 is a schematic structural diagram of a light shielding sheet and a fourth transmission assembly according to a second embodiment of the present invention.
Wherein,
1-a lamp holder;
2-optical sphere, 21-convex lens, 22-biconvex lens;
3-a first imaging component, 31-a first light source, 32-a first film and 33-a first lamp panel;
4-second imaging components, 41-second light sources, 42-condensing lenses, 43-second films and 44-second lamp panels;
5-a first barrel;
6-a second barrel;
7-shading sheets;
8-a first transmission assembly, 81-a first transmission shaft, 82-a first transmission bevel gear, 83-a second transmission bevel gear;
9-a second transmission assembly, 91-a first connecting bevel gear, 92-a second connecting bevel gear, 93-a swing arm, 94-a second transmission shaft;
10-a first drive motor;
11-third transmission assembly, 111-first transmission gear, 112-second transmission gear, 113-third transmission gear, 114-third transmission shaft;
12-fourth transmission assembly, 121-incomplete gear ring, 122-rack frame, 122 a-first rack, 122 b-second rack, 123-slider, 124-runner.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The terms of directions used in the present invention, such as "up", "down", "front", "back", "left", "right", "inside", "outside", "side", "top" and "bottom", are used for explaining and understanding the present invention only with reference to the orientation of the drawings, and are not intended to limit the present invention.
The words "first," "second," and the like in the terminology of the present invention are used for descriptive purposes only and are not to be construed as indicating or implying relative importance and not as limiting the order of precedence.
In the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
The star-moon projection lamp in the prior art has single lighting effect.
The following is a preferred embodiment of a star-moon projection lamp provided by the present invention, which solves the above technical problems.
Referring to fig. 1 to 4, fig. 1 is a schematic structural diagram of a star-moon projection lamp according to the present invention, fig. 2 is a schematic structural diagram of an interior of a star-moon projection lamp according to a first embodiment of the present invention, fig. 3 is a schematic structural diagram of an interior of a star-moon projection lamp according to a first embodiment of the present invention, and fig. 4 is a schematic structural diagram of an optical ball according to a first embodiment of the present invention.
In the drawings, like structural elements are denoted by like reference numerals.
The invention provides a star-moon projection lamp, which is characterized in that a lamp holder 1 and an optical ball 2 are connected together, and a first imaging component 3 and a second imaging component 4 are arranged in a space enclosed by the lamp holder 1 and the optical ball 2; the first imaging component 3 comprises a first light source 31 and a first film 32 which are sequentially arranged, and light emitted by the first light source 31 passes through the first film 32 and the optical ball 2 to generate star landscape projection; the second imaging assembly 4 includes a second light source 41, a condensing lens 42 and a second film 43 sequentially arranged, and the light emitted by the second light source 41 passes through the condensing lens 42, the second film 43 and the optical ball 2 to generate moon landscape projection.
In the star-moon projection lamp, the inner side surface of the optical ball 2 is provided with a plurality of convex lenses 21 with different curvatures, so that each pattern can be projected to achieve the best definition.
In the star-moon projection lamp of the present invention, the first light source 31 is disposed on the first lamp panel 33, the second light source 41 is disposed on the second lamp panel 44, the first film 32 is drawn with a star pattern, and the second film 43 is drawn with a moon pattern.
In the star-moon projection lamp according to the first embodiment of the invention, the optical ball 2 is provided with the biconvex lens 22, the biconvex lens 22 is arranged corresponding to the position of the second imaging component 4, and a larger custom pattern such as moon is added on the effect of projecting a full star, so that a better visual effect is realized, the effect is very vivid, and the light effect is greatly enhanced.
The working principle of the first embodiment of the invention is as follows: the light emitted by the first light source 31 passes through the first film 32 and the optical ball 2 to generate a star landscape projection, and the light emitted by the second light source 41 passes through the condensing lens 42, the second film 43 and the optical ball 2 to generate a moon landscape projection, so that the device can project the star and moon landscape at the same time.
Thus, the operation of the star-moon projection lamp of the preferred embodiment is completed.
Referring to fig. 1 and fig. 5 to fig. 7, fig. 5 is a schematic diagram of an internal structure of a star-moon projection lamp according to a second embodiment of the present invention, fig. 6 is a schematic diagram of an internal structure of a star-moon projection lamp according to a second embodiment of the present invention, and fig. 7 is a schematic diagram of a light shielding sheet 7 and a fourth transmission assembly 12 according to a second embodiment of the present invention.
In the star-moon projection lamp of the second embodiment of the invention, the first imaging component 3 is integrated in the inner cavity of the first lens barrel 5, the second imaging component 4 is integrated in the inner cavity of the second lens barrel 6, the first lens barrel 5 is driven by the first transmission component 8 to perform rotation movement, the second lens barrel 6 is driven by the second transmission component 9 to perform revolution movement by taking the first lens barrel 5 as a circle center, the second lens barrel 6 is driven by the third transmission component 11 to perform rotation movement, a light shielding sheet 7 is arranged in the light source emitting direction of the second light source 41, and the light shielding sheet 7 is driven by the fourth transmission component 12 to perform reciprocating linear movement close to the second lens barrel 6 and far away from the second lens barrel 6; the first light source 31, the first film 32, and the first barrel 5 are concentrically arranged, and the second light source 41, the condenser lens 42, the second film 43, and the second barrel are concentrically arranged.
In the star-moon projection lamp according to the second embodiment of the present invention, the first transmission assembly 8, the second transmission assembly 9, the third transmission assembly 11 and the fourth transmission assembly 12 are all driven by the first driving motor 10.
In the star-moon projection lamp according to the second embodiment of the present invention, the first transmission assembly 8 includes a first transmission shaft 81, a first transmission bevel gear 82 and a second transmission bevel gear 83, the first transmission bevel gear 82 and the second transmission bevel gear 83 are meshed with each other, the first transmission bevel gear 82 is sleeved on an output shaft of the first driving motor 10, the first transmission bevel gear 82 is fixedly connected with the output shaft of the first driving motor 10, the second transmission bevel gear 83 is sleeved on the first transmission shaft 81, the second transmission bevel gear 83 is fixedly connected with the first transmission shaft 81, the first lens barrel 5 is fixedly connected with the first transmission shaft 81, and the first driving motor 10 drives the first lens barrel 5 to do autorotation motion through the first transmission bevel gear 82, the second transmission bevel gear 83 and the first transmission shaft 81.
In the star-moon projection lamp according to the second embodiment of the invention, the second transmission assembly 9 includes a first connection bevel gear 91, a second connection bevel gear 92, a swing arm 93 and a second transmission shaft 94, the first connection bevel gear 91 and the second connection bevel gear 92 are meshed with each other, the first connection bevel gear 91 is sleeved on the output shaft of the first driving motor 10, the first connection bevel gear 91 is fixedly connected with the output shaft of the first driving motor 10, the second connection bevel gear 92 and the swing arm 93 are sleeved on the first transmission shaft 81, the second connection bevel gear 92 and the swing arm 93 are movably connected with the first transmission shaft 81, the second connection bevel gear 92 and the swing arm 93 are fixedly connected into a whole, the second transmission shaft 94 is arranged at the tail end of the swing arm 93, the second transmission shaft 94 is movably connected with the swing arm 93, the second lens barrel 6 is fixedly connected with the second transmission shaft 94, and the first driving motor 10 drives the second lens barrel 6 to revolve around the first lens 5 through the first connection bevel gear 91, the second connection bevel gear 92, the swing arm 93 and the second transmission shaft 94.
In the star-moon projection lamp according to the second embodiment of the present invention, the third transmission assembly 11 includes a first transmission gear 111, a second transmission gear 112, a third transmission gear 113 and a third transmission shaft 114, the third transmission gear 113 is located between the first transmission gear 111 and the second transmission gear 112, and the first transmission gear 111 and the second transmission gear 112 are meshed with the third transmission gear 113; the first transmission gear 111 is sleeved on the first transmission shaft 81, and the first transmission gear 111 is fixedly connected with the first transmission shaft 81; the second transmission gear 112 is sleeved on the second transmission shaft 94, and the second transmission gear 112 is fixedly connected with the second transmission shaft 94; the third transmission gear 113 is sleeved on the third transmission shaft 114, the third transmission gear 113 is fixedly connected with the third transmission shaft 114, the third transmission shaft 114 is arranged in the middle of the swing arm 93, the third transmission shaft 114 is movably connected with the swing arm 93, a bearing can be arranged between the third transmission shaft 114 and the swing arm 93, a rotating gap can be directly arranged between the third transmission shaft 114 and the swing arm 93, and lubricating oil is coated in the rotating gap; the first driving motor 10 is driven by
The first transmission bevel gear 82, the second transmission bevel gear 83, the first transmission shaft 81, the first transmission gear 111, the third transmission gear 113, the second transmission gear 112 and the second transmission shaft 94 drive the second lens barrel 6 to do autorotation motion.
The second transmission shaft 94 and the third transmission shaft 114 can be movably connected with the swing arm 93 through bearings, so that the rotation of the second transmission shaft 94 and the third transmission shaft 114 is facilitated; the bearing can be arranged between the second connecting bevel gear 92, the swing arm 93 and the first transmission shaft 81, or a rotating gap can be directly arranged between the second connecting bevel gear 92, the swing arm 93 and the first transmission shaft 81, and lubricating oil is coated in the rotating gap, so that the first transmission shaft 81 can be further provided with a supporting ring for supporting the second connecting bevel gear 92 and the swing arm 93 in order to support the second connecting bevel gear 92 and the swing arm 93, and the connecting mode is not limited to the second connecting bevel gear 92 and the swing arm 93.
In the star-moon projection lamp of the second embodiment of the present invention,
the fourth transmission assembly 12 comprises an incomplete gear ring 121, a rack frame 122 and a sliding block 123, wherein the incomplete gear ring 121 and the rack frame 122 play a role in reversing, the number of teeth of the incomplete gear ring 121 is set according to the condition that the incomplete gear ring is not interfered with the rack frame 122 and can realize reversing, and the incomplete gear ring 121 can only be meshed with one of the first rack 122a and the second rack 122b in the same time and is not meshed at the same time; the two sides of the rack frame 122 are provided with sliding blocks 123, the two sides of the swing arm 93 are provided with sliding grooves 124 which are in one-to-one correspondence with the sliding blocks 123, the rack frame 122 is provided with a light shielding sheet 7 in the emitting direction of the second light source 41, the light shielding sheet 7 is in a round shape, a round moon pattern is drawn on the second film, and the second film and the second lens barrel are concentrically arranged; the incomplete gear ring 121 is sleeved outside the second lens barrel 6, and the incomplete gear ring 121 is fixedly connected with the second lens barrel 6; the rack frame 122 includes a first rack 122a and a second rack 122b which are symmetrically disposed, and the first rack 122a and the second rack 122b are disposed on both sides of the incomplete ring gear 121, respectively.
The first driving motor 10 drives the second lens barrel 6 to do autorotation through the first driving bevel gear 82, the second driving bevel gear 83, the first driving shaft 81, the first driving gear 111, the third driving gear 113, the second driving gear 112 and the second driving shaft 94, the incomplete gear ring 121 rotates along with the second lens barrel 6, when the incomplete gear ring 121 is meshed with the first gear rack 122a, the incomplete gear ring 121 is disengaged from the second gear rack 122b, the incomplete gear ring 121 drives the gear rack frame 122 to move linearly along the sliding groove 124 in the forward direction, so that the light shielding sheet 7 gradually overlaps with the second lens barrel 6, and moon projection from full moon to poor moon is displayed.
The first driving motor 10 drives the second lens barrel 6 to do autorotation through the first driving bevel gear 82, the second driving bevel gear 83, the first driving shaft 81, the first driving gear 111, the third driving gear 113, the second driving gear 112 and the second driving shaft 94, the incomplete gear ring 121 rotates along with the second lens barrel 6, when the incomplete gear ring 121 is meshed with the second gear rack 122b, the incomplete gear ring 121 is disengaged from the first gear rack 122a, the incomplete gear ring 121 drives the gear rack frame 122 to do reverse linear motion along the sliding groove 124, so that the light shielding sheet 7 is gradually separated from the second lens barrel 6, and moon phase projection from deficiency to surplus is displayed.
The working principle of the second embodiment of the invention is as follows:
the light emitted by the first light source 31 passes through the first film 32 and the optical ball 2 to generate a star view projection, and the first driving motor 10 drives the first lens cone 5 to do autorotation motion through the first transmission bevel gear 82, the second transmission bevel gear 83 and the first transmission shaft 81, so that the star view projected by the device does autorotation motion.
The light emitted by the second light source 41 passes through the condensing lens 42, the second film 43 and the optical ball 2 to generate moon landscape projection, and the first driving motor 10 drives the second lens barrel 6 to make revolution motion by taking the first lens barrel 5 as a circle center through the first connecting bevel gear 91, the second connecting bevel gear 92, the swing arm 93 and the second transmission shaft 94, so that the moon projection projected by the device makes revolution motion; the first driving motor 10 drives the second lens cone 6 to do autorotation through the first transmission bevel gear 82, the second transmission bevel gear 83, the first transmission shaft 81, the first transmission gear 111, the third transmission gear 113, the second transmission gear 112 and the second transmission shaft 94, so that moon projection projected by the device is made to do revolution and autorotation at the same time; due to the fourth transmission assembly 12, a moon phase projection from full to deficient, from deficient to full, is obtained.
Thus, the operation of the star-moon projection lamp of the preferred embodiment is completed.
In summary, although the present invention has been described in terms of the preferred embodiments, the above-mentioned embodiments are not intended to limit the invention, and those skilled in the art can make various modifications and alterations without departing from the spirit and scope of the invention, so that the scope of the invention is defined by the appended claims.
Claims (7)
1. The star-moon projection lamp is characterized by comprising a lamp holder and an optical ball which are connected together, wherein a first imaging assembly and a second imaging assembly are arranged in a space surrounded by the lamp holder and the optical ball; the first imaging component comprises a first light source and a first film which are sequentially arranged, and light emitted by the first light source passes through the first film and the optical ball to generate star landscape projection; the second imaging component comprises a second light source, a condensing lens and a second film which are sequentially arranged, and light emitted by the second light source passes through the condensing lens, the second film and the optical ball to generate moon landscape projection;
the first imaging component is integrated in the inner cavity of the first lens barrel, the second imaging component is integrated in the inner cavity of the second lens barrel, the first lens barrel is driven by the first transmission component to perform autorotation movement, the second lens barrel is driven by the second transmission component to perform revolution movement by taking the first lens barrel as a circle center, the second lens barrel is driven by the third transmission component to perform autorotation movement, a light shielding sheet is arranged in the light source emitting direction of the second light source, and the light shielding sheet is driven by the fourth transmission component to perform reciprocating rectilinear movement close to and far away from the second lens barrel;
the first transmission assembly, the second transmission assembly, the third transmission assembly and the fourth transmission assembly are all driven by a first driving motor;
the fourth transmission assembly comprises an incomplete gear ring, a rack frame and a sliding block, wherein the sliding blocks are arranged on two sides of the rack frame, sliding grooves which are in one-to-one correspondence with the sliding blocks are arranged on two sides of the swing arm, a light shielding sheet is arranged on the rack frame in the emitting direction of the second light source, the light shielding sheet is in a circular shape, a circular moon pattern is drawn on the second film, the second film and the second lens barrel are concentrically arranged, the incomplete gear ring is sleeved outside the second lens barrel, the incomplete gear ring is fixedly connected with the second lens barrel, the rack frame comprises a first rack and a second rack which are symmetrically arranged, and the first rack and the second rack are respectively arranged on two sides of the incomplete gear ring;
the first driving motor drives the second lens barrel to do autorotation through the first driving bevel gear, the second driving bevel gear, the first transmission shaft, the first transmission gear, the third transmission gear, the second transmission gear and the second transmission shaft, the incomplete gear ring follows the second lens barrel to rotate, when the incomplete gear ring is meshed with the first rack, the incomplete gear ring is disengaged from the second rack, the incomplete gear ring drives the rack frame to move linearly along the sliding groove in the forward direction, so that the light shielding sheet is gradually overlapped with the second lens barrel, and moon phase projection from full to deficient moon is displayed;
the first driving motor drives the second lens barrel to do autorotation through the first driving bevel gear, the second driving bevel gear, the first transmission shaft, the first transmission gear, the third transmission gear, the second transmission gear and the second transmission shaft, the incomplete gear ring follows the second lens barrel to rotate, when the incomplete gear ring is meshed with the second gear rack, the incomplete gear ring is meshed with the first gear rack, the incomplete gear ring drives the rack frame to do reverse linear motion along the sliding groove, so that the light shielding sheet is gradually separated from the second lens barrel, and moon phase projection from deficiency to surplus is displayed.
2. The star-moon projection lamp of claim 1, wherein: the inner side surface of the optical ball is provided with a plurality of convex lenses with different curvatures.
3. The star-moon projection lamp of claim 1, wherein: the first light source is arranged on the first lamp panel, the second light source is arranged on the second lamp panel, star patterns are drawn on the first film, and moon patterns are drawn on the second film.
4. The star-moon projection lamp of claim 1, wherein: the optical ball is provided with a biconvex lens, and the biconvex lens is arranged corresponding to the position of the second imaging component.
5. The star-moon projection lamp of claim 1, wherein: the first transmission assembly comprises a first transmission shaft, a first transmission bevel gear and a second transmission bevel gear, the first transmission bevel gear and the second transmission bevel gear are meshed with each other, the first transmission bevel gear is sleeved on the output shaft of the first driving motor, the first transmission bevel gear is fixedly connected with the output shaft of the first driving motor,
the second transmission bevel gear is sleeved on the first transmission shaft, the second transmission bevel gear is fixedly connected with the first transmission shaft, the first lens cone is fixedly connected with the first transmission shaft, and the first driving motor drives the first lens cone to do autorotation through the first transmission bevel gear, the second transmission bevel gear and the first transmission shaft.
6. The star-moon projection lamp of claim 1, wherein: the second transmission assembly further comprises a first connecting bevel gear, a second connecting bevel gear and a second transmission shaft, the first connecting bevel gear is meshed with the second connecting bevel gear, the first connecting bevel gear is sleeved on an output shaft of the first driving motor, the first connecting bevel gear is fixedly connected with the output shaft of the first driving motor, the second connecting bevel gear is sleeved on the first transmission shaft with the swing arm, the second connecting bevel gear is movably connected with the first transmission shaft with the swing arm, the second connecting bevel gear is fixedly connected with the swing arm into a whole, the second transmission shaft is arranged at the tail end of the swing arm, the second transmission shaft is movably connected with the swing arm, the second lens barrel is fixedly connected with the second transmission shaft, and the first driving motor drives the second lens barrel to make revolution motion by taking the first lens barrel as a circle center through the first connecting bevel gear, the second connecting bevel gear, the swing arm and the second transmission shaft.
7. The star-moon projection lamp of claim 1, wherein: the third transmission assembly comprises a first transmission gear, a second transmission gear, a third transmission gear and a third transmission shaft, wherein the third transmission gear is positioned between the first transmission gear and the second transmission gear, the first transmission gear and the second transmission gear are meshed with the third transmission gear, the first transmission gear is sleeved on the first transmission shaft, the first transmission gear is fixedly connected with the first transmission shaft, the second transmission gear is sleeved on the second transmission shaft, the second transmission gear is fixedly connected with the second transmission shaft, the third transmission gear is sleeved on the third transmission shaft, the third transmission gear is fixedly connected with the third transmission shaft, the third transmission shaft is arranged in the middle of the swing arm, the third transmission shaft is movably connected with the swing arm, and the first driving motor drives the second lens cone to do autorotation motion through the first transmission bevel gear, the second transmission bevel gear, the first transmission shaft, the first transmission gear, the third transmission gear, the second transmission gear and the second transmission shaft.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111389733.5A CN114017738B (en) | 2021-11-22 | 2021-11-22 | Star-moon projection lamp |
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| CN202111389733.5A CN114017738B (en) | 2021-11-22 | 2021-11-22 | Star-moon projection lamp |
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| CN114017738B true CN114017738B (en) | 2023-12-05 |
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|---|---|
| CN114017738A (en) | 2022-02-08 |
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