CN114017737B - Northern light projection lamp with longitudinal unscrewing shading mechanism - Google Patents
Northern light projection lamp with longitudinal unscrewing shading mechanism Download PDFInfo
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- CN114017737B CN114017737B CN202111388761.5A CN202111388761A CN114017737B CN 114017737 B CN114017737 B CN 114017737B CN 202111388761 A CN202111388761 A CN 202111388761A CN 114017737 B CN114017737 B CN 114017737B
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- 230000007246 mechanism Effects 0.000 title claims abstract description 95
- 230000005540 biological transmission Effects 0.000 claims abstract description 133
- 230000003287 optical effect Effects 0.000 claims abstract description 23
- 230000008859 change Effects 0.000 claims abstract description 12
- 230000033001 locomotion Effects 0.000 claims abstract description 8
- 230000001788 irregular Effects 0.000 claims description 6
- 229910052782 aluminium Inorganic materials 0.000 claims description 4
- 239000000758 substrate Substances 0.000 claims description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 230000017525 heat dissipation Effects 0.000 claims description 3
- 238000009434 installation Methods 0.000 description 2
- 230000001795 light effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
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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
- F21V14/08—Controlling the distribution of the light emitted by adjustment of elements by movement of the screens or filters
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/10—Light-emitting diodes [LED]
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/72—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps in street lighting
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The invention provides a northern light projection lamp with a longitudinal unscrewing shading mechanism, which comprises: the lamp comprises a lamp holder and a lamp shade which are connected together, wherein a corrugated sheet assembly is arranged in a space surrounded by the lamp holder and the lamp shade, an optical assembly is arranged between the corrugated sheet assembly and the lamp holder, a light source is arranged between the optical assembly and the lamp holder, a longitudinal unscrewing shading mechanism is arranged outside the lamp shade, and landscape projection is generated after light emitted by the light source passes through the optical assembly, the corrugated sheet assembly, the longitudinal unscrewing shading mechanism and the lamp shade. The device drives the corrugated sheet assembly to do positive and negative speed change intermittent rotation movement through the first transmission mechanism, so that the refraction and reflection paths of the light source are changed.
Description
Technical Field
The invention relates to the field of projection lamps, in particular to a northern light projection lamp with a longitudinal unscrewing shading mechanism.
Background
The projection lamp can be used in various outdoor occasions or indoor occasions, and the lamp is used for directly projecting to create an environment projection shape such as a starry sky, so that a corresponding atmosphere is created. The existing projection lamp has single light effect and little form change, and is generally static.
It is desirable to provide a northern light projection lamp with a longitudinally unscrewed shade mechanism to solve the above-mentioned problems.
Disclosure of Invention
The invention provides a northern light projection lamp with a longitudinal unscrewing shading mechanism, which solves the problem that the 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 northern light projection lamp having a longitudinally unscrewed shade mechanism comprising: the lamp comprises a lamp holder and a lamp shade which are connected together, wherein a corrugated sheet assembly is arranged in a space surrounded by the lamp holder and the lamp shade, the corrugated sheet assembly comprises a first corrugated sheet, a second corrugated sheet and a third corrugated sheet which are connected in series, and the first corrugated sheet, the second corrugated sheet and the third corrugated sheet are driven by a first transmission mechanism to do positive and negative speed change intermittent rotation; an optical assembly is arranged between the corrugated sheet assembly and the lamp holder, a light source is arranged between the optical assembly and the lamp holder, a longitudinal unscrewing shading mechanism is arranged outside the lamp shade, the longitudinal unscrewing shading mechanism is driven by a second transmission mechanism to longitudinally open and close, and landscape projection is generated after light emitted by the light source passes through the optical assembly, the corrugated sheet assembly, the lamp shade and the longitudinal unscrewing shading mechanism.
In the northern light projection lamp with the longitudinal unscrewing shading mechanism, the bottom of the first corrugated sheet is fixedly provided with a first supporting sleeve, the bottom of the second corrugated sheet is fixedly provided with a second supporting sleeve, the bottom of the third corrugated sheet is fixedly provided with a supporting rod, the second supporting sleeve is sleeved outside the supporting rod, and the first supporting sleeve is sleeved outside the second supporting sleeve; the lower part of the supporting rod is connected with the lamp holder through a bearing;
the upper part of the second support sleeve is provided with a first limit step, the upper part of the first support sleeve is abutted against the first limit step to limit, the lower part of the second support sleeve is provided with a first limit block, and the lower part of the first support sleeve is abutted against the first limit block to limit;
the upper portion of bracing piece is provided with the spacing step of second, and the upper portion of second support sleeve supports and leans on the spacing step of second and carry out spacingly, and the lower part of bracing piece is provided with the second stopper, and the lower part of second support sleeve supports and leans on the spacing of second stopper.
In the northern light projection lamp with the longitudinal unscrewing shading mechanism of the invention,
the first transmission mechanism comprises a first reversing gear disc, a first central gear is arranged at the center of the first reversing gear disc, a first reversing gear ring is arranged on the inner side surface of the first reversing gear disc, the first central gear is an incomplete gear, the first reversing gear ring is an incomplete gear ring, the outer edge of the first central gear and the inner side surface of the first reversing gear ring are both composed of gear tooth parts and smooth parts, the gear tooth parts of the first central gear and the gear tooth parts of the first reversing gear ring are located on different sides, a first reversing gear is arranged between the first central gear and the first reversing gear ring, and the first reversing gear is a complete gear;
when the first reversing gear is meshed with the first central gear, the first reversing gear is meshed with the first reversing gear ring, and when the first reversing gear is meshed with the first reversing gear ring, the first reversing gear is meshed with the first central gear, so that the forward and reverse rotation of the first reversing gear is realized;
the first transmission mechanism further comprises a first transmission gear, a second transmission gear and a third transmission gear, the first reversing gear, the first transmission gear, the second transmission gear and the third transmission gear are coaxially arranged, and the first reversing gear, the first transmission gear, the second transmission gear and the third transmission gear are fixedly connected with the first transmission shaft;
the first transmission gear is meshed with the first connecting gear, the first connecting gear is fixedly connected with the first supporting sleeve, and the first transmission gear drives the first corrugated sheet to rotate through the first connecting gear and the first supporting sleeve;
the second transmission gear is meshed with the second connecting gear, the second connecting gear is fixedly connected with the second supporting sleeve, and the second transmission gear drives the second corrugated sheet to rotate through the second connecting gear and the second supporting sleeve;
the third transmission gear is meshed with the third connecting gear, the third connecting gear is fixedly connected with the supporting rod, and the third transmission gear drives the third corrugated sheet to rotate through the third connecting gear and the supporting rod;
the third transmission gear, the first connection gear, the second connection gear and the third connection gear are all complete gears, the first transmission gear and the second transmission gear are all incomplete gears, the outer edge of the first transmission gear and the outer edge of the second transmission gear are composed of gear tooth parts and smooth parts, and the smooth parts of the first transmission gear and the smooth parts of the second transmission gear are staggered.
In the northern light projection lamp with the longitudinal unscrewing shading mechanism of the invention,
the second transmission mechanism comprises a second reversing gear disc, a second central gear is arranged at the center of the second reversing gear disc, a second reversing gear ring is arranged on the inner side surface of the second reversing gear disc, the second central gear is an incomplete gear, the second reversing gear ring is an incomplete gear, the outer edge of the second central gear and the inner side surface of the second reversing gear ring are both composed of gear tooth parts and smooth parts, the gear tooth parts of the second central gear and the gear tooth parts of the second reversing gear ring are located on different sides, and a second reversing gear is arranged between the second central gear and the second reversing gear ring and is a complete gear;
when the second reversing gear is meshed with the second central gear, the second reversing gear is meshed with the second reversing gear ring, and when the second reversing gear is meshed with the first reversing gear ring, the second reversing gear is meshed with the second central gear, so that the forward and reverse rotation of the second reversing gear is realized.
In the northern light projection lamp with the longitudinal unscrewing shading mechanism of the invention,
the longitudinal unscrewing shading mechanism comprises a fixing frame, a shading gear ring and a plurality of shading gears are arranged on the fixing frame, the fixing frame is movably connected with the shading gear ring, the plurality of shading gears are circumferentially arranged on the inner side surface of the shading gear ring, the plurality of shading gears are meshed with the shading gear ring, each shading gear is correspondingly connected with a shading blade, each shading gear is connected with a first bevel gear through a first connecting shaft, the first bevel gear is meshed with a second bevel gear, the second bevel gear is connected with the shading blade through a second connecting shaft, and the shading gears are coaxially arranged with the corresponding first connecting shaft, first bevel gears and shading blades;
one of the shading gears is fixedly connected with a second reversing gear through a second transmission shaft, the second reversing gear drives one of the shading gears to rotate through the second transmission shaft, and the shading gears drive the shading gear ring to rotate and drive the rest of the shading gears to rotate together, so that all shading blades are driven to do longitudinal positive and negative rotation, and longitudinal opening and closing movement of a longitudinal unscrewing shading mechanism is realized.
In the northern light projection lamp with the longitudinal unscrew shading mechanism, the first transmission mechanism and the second transmission mechanism are driven by the double-shaft motor, the first reversing gear disc is connected with one output shaft of the double-shaft motor, and the second reversing gear disc is connected with the other output shaft of the double-shaft motor.
In the northern light projection lamp with the longitudinal unscrewing shading mechanism, irregular bulges are arranged on the disc surface of the first corrugated sheet, the disc surface of the second corrugated sheet and the disc surface of the third corrugated sheet; the inner side surface of the lampshade is provided with stripes with different shapes.
In the northern light projection lamp with the longitudinal unscrewing shading mechanism, the optical component comprises a condensing lens.
In the northern light projection lamp with the longitudinal unscrewing shading mechanism, an aluminum substrate for heat dissipation is arranged beside a light source.
In the northern light projection lamp with the longitudinal unscrewing shading mechanism, the third corrugated sheet is arranged close to the optical component, the bottom of the third corrugated sheet is provided with the radiating blades, the periphery of the lamp holder is provided with the air inlet channel, and the bottom of the lamp holder is provided with the plurality of air outlets.
Compared with the prior art, the invention has the beneficial effects that:
1. the device drives the corrugated sheet assembly to do positive and negative speed change intermittent rotation movement through the first transmission mechanism, so that the refraction and reflection paths of the light source are changed, the light emitted by the light source passes through the optical assembly, the corrugated sheet assembly and the lampshade to generate northern light landscape projection in various states, and the device is closer to real northern light projection, and realizes the changed light effect;
2. the device drives the longitudinal unscrewing shading mechanism to longitudinally open and close through the second transmission mechanism, changes the projection range of the northern light landscape projection generated after light emitted by the light source passes through the optical component, the corrugated sheet component and the lampshade, and realizes the change of the projection range gradually becoming larger and gradually smaller.
3. In the device, the first transmission mechanism and the second transmission mechanism are driven by the double-shaft motor, and the whole device only needs to be provided with one power output position, so that the structure design is reasonable.
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 internal structure of the present invention.
Fig. 2 is a schematic structural view of the corrugated sheet assembly of the present invention.
Fig. 3 is a schematic structural view of the lampshade of the present invention.
Fig. 4 is a schematic structural view of a first corrugated sheet of the present invention.
Fig. 5 is a schematic structural view of a second corrugated sheet of the present invention.
Fig. 6 is a schematic structural view of a third corrugated sheet of the present invention.
Fig. 7 is a schematic structural diagram of a first reversing gear disc and a first reversing gear according to the present invention.
Fig. 8 is a schematic structural view of a first reversing gear disc of the present invention.
Fig. 9 is a schematic view of a part of the structure of the first transmission mechanism of the present invention.
Fig. 10 is a schematic structural view of a second reversing gear disc of the present invention.
Fig. 11 is a schematic view of a part of the structure of the longitudinally unscrewed light shielding mechanism of the present invention.
Fig. 12 is a schematic view of a part of the structure of the longitudinally unscrewed light shielding mechanism of the present invention.
Wherein,,
1-a lamp holder;
2-lamp shade, 21-stripe;
3-corrugated sheet assembly, 31-first corrugated sheet, 32-second corrugated sheet, 33-third corrugated sheet, 34-first support sleeve, 35-second support sleeve, 36-support rod, 37-first limit step, 38-first limit block, 39-second limit step, 310-second limit block, 311-irregular protrusion;
4-a first transmission mechanism, 41-a first reversing gear disc, 41 a-a first sun gear, 41 b-a first reversing gear ring, 42-a first reversing gear, 43-a first transmission gear, 44-a second transmission gear, 45-a third transmission gear, 46-a first transmission shaft, 47-a first connecting gear, 48-a second connecting gear and 49-a third connecting gear;
a 5-optical component;
6-a light source;
7-longitudinally unscrewing a shading mechanism, 71-a fixing frame, 72-a shading gear ring, 73-a shading gear, 74-shading blades, 75-a first connecting shaft, 76-a first bevel gear, 77-a second bevel gear and 78-a second connecting shaft;
8-a second transmission mechanism, 81-a second reversing gear disc, 81 a-a second central gear, 81 b-a second reversing gear ring, 82-a second reversing gear, 83-a second transmission shaft;
9-a double-shaft motor;
10-aluminum substrate;
11-heat radiating fins;
12-an air inlet channel;
13-air outlet.
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.
In the prior art, the northern light projection lamp with the longitudinal unscrewing shading mechanism has single lighting effect.
The following is a preferred embodiment of a northern light projection lamp having a longitudinally unscrewed shade mechanism that solves the above-mentioned problems.
Referring to fig. 1-12, fig. 1 is a schematic view of the internal structure of the present invention, fig. 2 is a schematic view of the corrugated sheet assembly of the present invention, fig. 3 is a schematic view of the lampshade of the present invention, fig. 4 is a schematic view of the first corrugated sheet of the present invention, fig. 5 is a schematic view of the second corrugated sheet of the present invention, fig. 6 is a schematic view of the third corrugated sheet of the present invention, fig. 7 is a schematic view of the first reversing gear disc and the first reversing gear of the present invention, fig. 8 is a schematic view of the first reversing gear disc of the present invention, fig. 9 is a schematic view of a part of the first transmission mechanism of the present invention, fig. 10 is a schematic view of the second reversing gear disc of the present invention, fig. 11 is a schematic view of a part of the longitudinally unscrewed light shielding mechanism of the present invention, and fig. 12 is a schematic view of a part of the longitudinally unscrewed light shielding mechanism of the present invention.
In the drawings, like structural elements are denoted by like reference numerals.
The invention provides a northern light projection lamp with a longitudinal unscrewing shading mechanism, which comprises: the lamp holder 1 and the lamp shade 2 are connected together, a corrugated sheet assembly 3 is arranged in a space surrounded by the lamp holder 1 and the lamp shade 2, the corrugated sheet assembly 3 comprises a first corrugated sheet 31, a second corrugated sheet 32 and a third corrugated sheet 33 which are connected in series, and the first corrugated sheet 31, the second corrugated sheet 32 and the third corrugated sheet 33 are driven by a first transmission mechanism 4 to do positive and negative speed change intermittent rotation; an optical component 5 is arranged between the corrugated sheet component 3 and the lamp holder 1, a light source 6 is arranged between the optical component 5 and the lamp holder 1, a longitudinal unscrewing shading mechanism 7 is arranged between the corrugated sheet component 3 and the lamp shade 2, the longitudinal unscrewing shading mechanism 7 is driven by a second transmission mechanism 8 to longitudinally open and close, the light emitted by the light source 6 passes through the optical component 5, the corrugated sheet component 3, the longitudinal unscrewing shading mechanism 7 and the lamp shade 2 to generate landscape projection, the longitudinal unscrewing shading mechanism 7 changes the projection range of the landscape projection generated after the light emitted by the light source passes through the optical component 5 and the corrugated sheet component 3, and the gradual change of the projection range is realized.
In the northern light projection lamp with the longitudinal unscrewing shading mechanism of the invention,
the bottom of the first corrugated sheet 31 is fixedly provided with a first supporting sleeve 34, the bottom of the second corrugated sheet 32 is fixedly provided with a second supporting sleeve 35, the bottom of the third corrugated sheet 33 is fixedly provided with a supporting rod 36, the second supporting sleeve 35 is sleeved outside the supporting rod 36, and the first supporting sleeve 34 is sleeved outside the second supporting sleeve 35;
the lower part of the support bar 36 is connected with the lamp socket 1 through a bearing;
the upper part of the second support sleeve 35 is provided with a first limit step 37, the upper part of the first support sleeve 34 is abutted against the first limit step 37 for limiting, the lower part of the second support sleeve 35 is provided with a first limit block 38, and the lower part of the first support sleeve 34 is abutted against the first limit block 38 for limiting; the first limiting block 38 can be fixedly connected with the second supporting sleeve 35 by adopting a thread, a set screw or interference fit mode;
the upper part of the support rod 36 is provided with a second limiting step 39, the upper part of the second support sleeve 35 abuts against the second limiting step 39 to limit, the lower part of the support rod 36 is provided with a second limiting block 310, and the lower part of the second support sleeve 35 abuts against the second limiting block 310 to limit; the second limiting block 310 may be fixedly connected to the support rod 36 by using a screw thread, a set screw, or an interference fit;
bearings are arranged between the first support sleeve 34 and the second support sleeve 35 and between the second support sleeve 35 and the support rod 36, and the installation of the first support sleeve 34, the second support sleeve 35 and the support rod 36 is based on the free rotation; or the first support sleeve 34 and the second support sleeve 35 and the support rod 36 are respectively provided with a rotating gap, lubricating oil is coated in the rotating gap, and the installation of the first support sleeve 34, the second support sleeve 35 and the support rod 36 is based on the fact that the first support sleeve 34, the second support sleeve 35 and the support rod 36 can freely rotate.
In the northern light projection lamp with the longitudinal unscrewing shading mechanism of the invention,
the first transmission mechanism 4 comprises a first reversing gear disc 41, a first central gear 41a is arranged at the center of the first reversing gear disc 41, a first reversing gear ring 41b is arranged on the inner side surface of the first reversing gear disc 41, the first central gear 41a and the first reversing gear ring 41b are integrally manufactured, the first central gear 41a is an incomplete gear, the first reversing gear ring 41b is an incomplete gear, the outer edge of the first central gear 41a and the inner side surface of the first reversing gear ring 41b are both composed of gear teeth and smooth parts, the gear teeth of the first central gear 41a and the gear teeth of the first reversing gear ring 41b are located on different sides, a first reversing gear 42 is arranged between the first central gear 41a and the first reversing gear ring 41b, and the first reversing gear 42 is a complete gear; the gear teeth of the first sun gear 41a and the gear teeth of the first ring gear 41b are arranged so as not to interfere with the first ring gear 42.
When the first reversing gear 42 is meshed with the first sun gear 41a, the first reversing gear 42 is disengaged from the first reversing gear ring 41b, and when the first reversing gear 42 is meshed with the first reversing gear ring 41b, the first reversing gear 42 is disengaged from the first sun gear 41a, thereby realizing the forward and reverse rotation of the first reversing gear 42;
the first transmission mechanism 4 further comprises a first transmission gear 43, a second transmission gear 44 and a third transmission gear 45, the first reversing gear 42, the first transmission gear 43, the second transmission gear 44 and the third transmission gear 45 are coaxially arranged, and the first reversing gear 42, the first transmission gear 43, the second transmission gear 44 and the third transmission gear 45 are fixedly connected with the first transmission shaft 46; the first reversing gear 42 is connected to one end of the first transmission shaft 46, and the other end of the first transmission shaft 46 is connected with the lamp holder 1 through a bearing, so that the rotation and the support of the first transmission shaft 46 are realized; the first transmission shaft 46, the first reversing gear 42, the first transmission gear 43, the second transmission gear 44 and the third transmission gear 45 are connected into a whole and simultaneously rotate in the same direction; the first transmission shaft 46, the first reversing gear 42, the first transmission gear 43, the second transmission gear 44, and the third transmission gear 45 may be connected as a whole by a key connection, a fixed connection, a screw connection, or the like, and the connection manner is not limited thereto according to the actual situation.
The first transmission gear 43 is meshed with the first connecting gear 47, the first connecting gear 47 is fixedly connected with the first supporting sleeve 34, and the first transmission gear 43 drives the first corrugated sheet 31 to rotate through the first connecting gear 47 and the first supporting sleeve 34;
the second transmission gear 44 is meshed with the second connecting gear 48, the second connecting gear 48 is fixedly connected with the second supporting sleeve 35, and the second transmission gear 44 drives the second corrugated sheet 32 to rotate through the second connecting gear 48 and the second supporting sleeve 35;
the third transmission gear 45 is meshed with a third connecting gear 49, the third connecting gear 49 is fixedly connected with the support rod 36, and the third transmission gear 45 drives the third corrugated sheet 33 to rotate through the third connecting gear 49 and the support rod 36;
the third transmission gear 45, the first connection gear 47, the second connection gear 48 and the third connection gear 49 are all complete gears, the first transmission gear 43 and the second transmission gear 44 are all incomplete gears, the outer edges of the first transmission gear 43 and the second transmission gear 44 are both composed of gear tooth parts and smooth parts, and the smooth parts of the first transmission gear 43 and the smooth parts of the second transmission gear 44 are staggered;
since the third transmission gear 45 is a full gear, the third connecting gear 49 always rotates; when the first transmission gear 43 is engaged with the first connection gear 47, the first connection gear 47 rotates, and when the first transmission gear 43 is disengaged from the first connection gear 47, the first connection gear 47 stops rotating; the second connecting gear 48 rotates when the second transmission gear 44 is engaged with the second connecting gear 48, and the second connecting gear 48 stops rotating when the second transmission gear 44 is disengaged from the second connecting gear 48; thus, the first connecting gear 47 and the second connecting gear 48 are intermittently rotated.
Since the radius of the first sun gear 41a is not equal to the radius of the first ring gear 41b and the angular velocities thereof are equal, the first ring gear 42 performs the forward and reverse shift motion according to the formula linear velocity v=radius r×angular velocity ω.
By providing the first connecting gear 47 with a different number of teeth from the second connecting gear 48, the first connecting gear 47 may have a different number of teeth from the second connecting gear 48, and the following combinations may be provided:
1. the first corrugated sheet 31 rotates, the second corrugated sheet 32 is stationary, and the third corrugated sheet 33 rotates;
2. the first corrugated sheet 31 is stationary, the second corrugated sheet 32 rotates, and the third corrugated sheet 33 rotates;
3. the first corrugated sheet 31 rotates, the second corrugated sheet 32 rotates, and the third corrugated sheet 33 rotates;
4. the first corrugated sheet 31 is stationary, the second corrugated sheet 32 is stationary, and the third corrugated sheet 33 is rotated;
intermittent rotation of the first connecting gear 47 and the second connecting gear 48 overlaps forward and reverse rotation of the first reversing gear 42, and the first corrugated sheet 31, the second corrugated sheet 32 and the third corrugated sheet 33 change refraction and reflection paths of the light source in rotation and static change, so that change of projection forms is increased, and the projection forms are more similar to real northern light projection.
In the northern light projection lamp with the longitudinal unscrewing shading mechanism of the invention,
the second transmission mechanism 8 comprises a second reversing gear disc 81, a second central gear 81a is arranged at the center of the second reversing gear disc 81, a second reversing gear ring 81b is arranged on the inner side surface of the second reversing gear disc 81, the second central gear 81a and the second reversing gear ring 81b are integrally manufactured, the second central gear 81a is an incomplete gear, the second reversing gear ring 81b is an incomplete gear, the outer edge of the second central gear 81a and the inner side surface of the second reversing gear ring 81b are both composed of gear teeth and smooth parts, the gear teeth of the second central gear 81a and the gear teeth of the second reversing gear ring 81b are located on different sides, a second reversing gear 82 is arranged between the second central gear 81a and the second reversing gear ring 81b, and the second reversing gear 82 is a complete gear; the gear teeth of the second sun gear 81a and the gear teeth of the second ring gear 81b are arranged so as not to interfere with the second ring gear 82.
When the second reversing gear 82 is meshed with the second sun gear 81a, the second reversing gear 82 is disengaged from the second reversing gear ring 81b, and when the second reversing gear 82 is meshed with the first reversing gear ring 41b, the second reversing gear 82 is disengaged from the second sun gear 81a, thereby effecting forward and reverse rotation of the second reversing gear 82.
In the northern light projection lamp with the longitudinal unscrewing shading mechanism of the invention,
the longitudinal unscrewing shading mechanism 7 comprises a fixing frame 71, a shading gear ring 72 and a plurality of shading gears 73 are arranged on the fixing frame 71, the fixing frame 71 is movably connected with the shading gear ring 72, the shading gears 73 are annularly arranged on the inner side surface of the shading gear ring 72, the shading gears 73 are meshed with the shading gear ring 72, each shading gear 73 is correspondingly connected with a shading blade 74, each shading gear 73 is connected with a first bevel gear 76 through a first connecting shaft 75, the first bevel gear 76 is meshed with a second bevel gear 77, the second bevel gear 77 is connected with the shading blade 74 through a second connecting shaft 78, and the shading gears 73 are coaxially arranged with the corresponding first connecting shafts 75, first bevel gears 76 and shading blades 74; the fixing frame 71 plays a role in supporting the shading gear ring 72 and the shading gears 73, and in order to enable the shading gear ring 72 to rotate better, a bearing is arranged between the fixing frame 71 and the shading gear ring 72; for better rotation of the second drive shaft, the second drive shaft 83 is also connected to the fixing frame 71 by a bearing, and the fixing frame 71 is further provided with a mounting hole through which the second drive shaft 83 passes.
One of the shading gears 73 is fixedly connected with a second reversing gear 82 through a second transmission shaft 83, the second reversing gear 82 drives one of the shading gears 73 to rotate through the second transmission shaft 83, one of the shading gears 73 drives the shading gear ring 72 to rotate and drives the rest of the shading gears 73 to rotate together, so that all the shading blades 74 are driven to longitudinally rotate positively and negatively, and longitudinal opening and closing movement of a longitudinal unscrewing shading mechanism is realized; the plurality of shading blades 74 are driven by the second transmission mechanism 8 to longitudinally open and close, so that the novel solar energy sun-shading device has aesthetic feeling and ornamental value.
In the northern light projection lamp with the longitudinal unscrewing shading mechanism, the first transmission mechanism 4 and the second transmission mechanism 8 are driven by the double-shaft motor 9, the first reversing gear 42 disc 41 is connected with one output shaft of the double-shaft motor 9, and the second reversing gear disc 81 is connected with the other output shaft of the double-shaft motor 9.
In the northern light projection lamp with the longitudinal unscrewing shading mechanism of the invention,
the first corrugated sheet 31, the second corrugated sheet 32 and the third corrugated sheet 33 are provided with irregular protrusions 311, and the first corrugated sheet 31, the second corrugated sheet 32, the third corrugated sheet 33 and the third corrugated sheet 33 may be provided with irregular protrusions 311 according to the actual situation; the size, shape and arrangement of the irregular protrusions 311 on the forward disc surface of the first corrugated sheet 31, the reverse disc surface of the first corrugated sheet 31, the forward disc surface of the second corrugated sheet 32, the reverse disc surface of the second corrugated sheet 32, the forward disc surface of the third corrugated sheet 33 and the reverse disc surface of the third corrugated sheet 33 can be determined according to practical situations;
the inner side surface of the lampshade 2 is provided with stripes 21 with different shapes, the lampshade 2 plays a role in imaging, the light emitted by the light source 6 passes through the optical component 5, the corrugated sheet component 3 and the lampshade 2 to generate irregular animation of the stripes 21 on target objects such as ceilings, walls, floors or curtains, and the like, and the selection of the target objects is determined according to practical conditions like the northern light landscape, but the method is not limited to the method; the light source 6 adopts an LED lamp, and a proper type of lamp can be selected according to actual conditions.
In the northern light projection lamp with the longitudinal unscrewing light shielding mechanism, the optical component 5 comprises a condensing lens which condenses the light emitted by the light source 6.
In the northern light projection lamp with the longitudinal unscrewing light shielding mechanism, an aluminum substrate 10 for heat dissipation is arranged beside the light source 6.
In the northern light projection lamp with the longitudinal unscrewing shading mechanism, a third corrugated sheet 33 is arranged close to an optical assembly 5, a radiating blade 11 is arranged at the bottom of the third corrugated sheet 33, an air inlet channel 12 is arranged at the periphery of a lamp holder 1, and a plurality of air outlets 13 are arranged at the bottom of the lamp holder 1; the third corrugated sheet 33 is driven by the third transmission gear 45 and the third connection gear 49 to rotate all the time, and the radiating blades 11 also rotate along with the third transmission gear, so that rotating wind is formed, heat in the lamp holder 1 is taken out of the air outlet 13, the rotation energy of the third corrugated sheet 33 is utilized, a driving device is not required to be additionally arranged, and the energy-saving and emission-reducing device is reasonable in structural design, energy-saving and environment-friendly.
The working principle of the invention is as follows:
the double-shaft motor 9 drives the first transmission mechanism 4 and the second transmission mechanism 8 to move simultaneously;
the device drives the corrugated sheet assembly 3 to do positive and negative speed change intermittent rotation movement through the first transmission mechanism 4, so that the refraction and reflection paths of the light source are changed, the device drives the longitudinal unscrewing light shielding mechanism 7 to do longitudinal opening and closing movement through the second transmission mechanism 8, the projection range is changed, and the light emitted by the light source generates multiple-state northern light landscape projection after passing through the optical assembly 5, the corrugated sheet assembly 3, the lampshade 2 and the longitudinal unscrewing light shielding mechanism 7.
This completes the operation of the north light projection lamp with the longitudinally unscrewed shade mechanism of the preferred embodiment.
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 (6)
1. A northern light projection lamp having a longitudinally unscrewed shade, comprising: the lamp comprises a lamp holder and a lamp shade which are connected together, wherein a corrugated sheet assembly is arranged in a space surrounded by the lamp holder and the lamp shade, the corrugated sheet assembly comprises a first corrugated sheet, a second corrugated sheet and a third corrugated sheet which are connected in series, and the first corrugated sheet, the second corrugated sheet and the third corrugated sheet are driven by a first transmission mechanism to do positive and negative speed change intermittent rotation; an optical assembly is arranged between the corrugated sheet assembly and the lamp holder, a light source is arranged between the optical assembly and the lamp holder, a longitudinal unscrewing shading mechanism is arranged outside the lamp shade, the longitudinal unscrewing shading mechanism is driven by a second transmission mechanism to longitudinally open and close, and the light emitted by the light source generates landscape projection after passing through the optical assembly, the corrugated sheet assembly, the lamp shade and the longitudinal unscrewing shading mechanism;
the bottom of the first corrugated sheet is fixedly provided with a first supporting sleeve, the bottom of the second corrugated sheet is fixedly provided with a second supporting sleeve, the bottom of the third corrugated sheet is fixedly provided with a supporting rod, the second supporting sleeve is sleeved outside the supporting rod, and the first supporting sleeve is sleeved outside the second supporting sleeve; the lower part of the supporting rod is connected with the lamp holder through a bearing;
the upper part of the second support sleeve is provided with a first limit step, the upper part of the first support sleeve is abutted against the first limit step to limit, the lower part of the second support sleeve is provided with a first limit block, and the lower part of the first support sleeve is abutted against the first limit block to limit;
the upper part of the supporting rod is provided with a second limiting step, the upper part of the second supporting sleeve is abutted against the second limiting step to limit, the lower part of the supporting rod is provided with a second limiting block, and the lower part of the second supporting sleeve is abutted against the second limiting block to limit;
the first transmission mechanism comprises a first reversing gear disc, a first central gear is arranged at the center of the first reversing gear disc, a first reversing gear ring is arranged on the inner side surface of the first reversing gear disc, the first central gear is an incomplete gear, the first reversing gear ring is an incomplete gear ring, the outer edge of the first central gear and the inner side surface of the first reversing gear ring are both composed of gear tooth parts and smooth parts, the gear tooth parts of the first central gear and the gear tooth parts of the first reversing gear ring are located on different sides, and a first reversing gear is arranged between the first central gear and the first reversing gear ring and is a complete gear;
when the first reversing gear is meshed with the first central gear, the first reversing gear is meshed with the first reversing gear ring, and when the first reversing gear is meshed with the first reversing gear ring, the first reversing gear is meshed with the first central gear, so that the forward and reverse rotation of the first reversing gear is realized;
the first transmission mechanism further comprises a first transmission gear, a second transmission gear and a third transmission gear, the first reversing gear, the first transmission gear, the second transmission gear and the third transmission gear are coaxially arranged, and the first reversing gear, the first transmission gear, the second transmission gear and the third transmission gear are fixedly connected with the first transmission shaft;
the first transmission gear is meshed with the first connecting gear, the first connecting gear is fixedly connected with the first supporting sleeve, and the first transmission gear drives the first corrugated sheet to rotate through the first connecting gear and the first supporting sleeve;
the second transmission gear is meshed with the second connecting gear, the second connecting gear is fixedly connected with the second supporting sleeve, and the second transmission gear drives the second corrugated sheet to rotate through the second connecting gear and the second supporting sleeve;
the third transmission gear is meshed with the third connecting gear, the third connecting gear is fixedly connected with the supporting rod, and the third transmission gear drives the third corrugated sheet to rotate through the third connecting gear and the supporting rod;
the third transmission gear, the first connection gear, the second connection gear and the third connection gear are all complete gears, the first transmission gear and the second transmission gear are all incomplete gears, the outer edges of the first transmission gear and the outer edges of the second transmission gear are formed by gear tooth parts and smooth parts, and the smooth parts of the first transmission gear and the smooth parts of the second transmission gear are staggered;
the second transmission mechanism comprises a second reversing gear disc, a second central gear is arranged at the center of the second reversing gear disc, a second reversing gear ring is arranged on the inner side surface of the second reversing gear disc, the second central gear is an incomplete gear, the second reversing gear ring is an incomplete gear ring, the outer edge of the second central gear and the inner side surface of the second reversing gear ring are both composed of gear tooth parts and smooth parts, the gear tooth parts of the second central gear and the gear tooth parts of the second reversing gear ring are located on different sides, a second reversing gear is arranged between the second central gear and the second reversing gear ring, and the second reversing gear is a complete gear;
when the second reversing gear is meshed with the second central gear, the second reversing gear is meshed with the second reversing gear ring, and when the second reversing gear is meshed with the first reversing gear ring, the second reversing gear is meshed with the second central gear, so that the forward and reverse rotation of the second reversing gear is realized;
the vertical unscrewing shading mechanism comprises a fixing frame, a shading gear ring and a plurality of shading gears are arranged on the fixing frame, the fixing frame is movably connected with the shading gear ring, the shading gears are annularly arranged on the inner side surface of the shading gear ring, the shading gears are meshed with the shading gear ring, each shading gear is correspondingly connected with a shading blade, each shading gear is connected with a first bevel gear through a first connecting shaft, the first bevel gear is meshed with a second bevel gear, the second bevel gear is connected with the shading blade through a second connecting shaft, and the shading gears are coaxially arranged with the corresponding first connecting shaft, first bevel gears and shading blades;
one of the shading gears is fixedly connected with a second reversing gear through a second transmission shaft, the second reversing gear drives one of the shading gears to rotate through the second transmission shaft, and the shading gears drive the shading gear ring to rotate and drive the rest of the shading gears to rotate together, so that all shading blades are driven to do longitudinal positive and negative rotation, and longitudinal opening and closing movement of a longitudinal unscrewing shading mechanism is achieved.
2. The northern light projection lamp having a longitudinal unscrewing light shielding mechanism as claimed in claim 1, wherein: the first transmission mechanism and the second transmission mechanism are driven by the double-shaft motor, the first reversing gear disc is connected with one output shaft of the double-shaft motor, and the second reversing gear disc is connected with the other output shaft of the double-shaft motor.
3. The northern light projection lamp having a longitudinal unscrewing light shielding mechanism as claimed in claim 1, wherein: irregular bulges are arranged on the disc surface of the first corrugated sheet, the disc surface of the second corrugated sheet and the disc surface of the third corrugated sheet; the inner side surface of the lampshade is provided with stripes with different shapes.
4. The northern light projection lamp having a longitudinal unscrewing light shielding mechanism as claimed in claim 1, wherein: the optical assembly includes a condenser lens.
5. The northern light projection lamp having a longitudinal unscrewing light shielding mechanism as claimed in claim 1, wherein: an aluminum substrate for heat dissipation is arranged beside the light source.
6. The northern light projection lamp having a longitudinal unscrewing light shielding mechanism as claimed in claim 1, wherein: the third corrugated sheet is arranged close to the optical component, the bottom of the third corrugated sheet is provided with radiating fins, the periphery of the lamp holder is provided with an air inlet channel, and the bottom of the lamp holder is provided with a plurality of air outlets.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111388761.5A CN114017737B (en) | 2021-11-22 | 2021-11-22 | Northern light projection lamp with longitudinal unscrewing shading mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111388761.5A CN114017737B (en) | 2021-11-22 | 2021-11-22 | Northern light projection lamp with longitudinal unscrewing shading mechanism |
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| CN114017737A CN114017737A (en) | 2022-02-08 |
| CN114017737B true CN114017737B (en) | 2023-05-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202111388761.5A Active CN114017737B (en) | 2021-11-22 | 2021-11-22 | Northern light projection lamp with longitudinal unscrewing shading mechanism |
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Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW413303U (en) * | 1999-12-08 | 2000-11-21 | Sharp Master Entpr Co Ltd | Improved decoration lamp structure |
| JP2009180962A (en) * | 2008-01-31 | 2009-08-13 | Seiko Epson Corp | Projector |
| CN104214655A (en) * | 2014-09-29 | 2014-12-17 | 陈友红 | LED (Light-Emitting Diode) stage lamp |
| CN106195930A (en) * | 2016-08-31 | 2016-12-07 | 成都恒坤光电科技有限公司 | A kind of hot spot adjusting part for projecting lamp and zoom projecting lamp |
| CN207716320U (en) * | 2017-12-14 | 2018-08-10 | 台州市塞邦贸易有限公司 | A kind of dynamic pattern projection lamp with flame effect |
| CN208170162U (en) * | 2018-06-07 | 2018-11-30 | 中山市威星电器有限公司 | A kind of lamps and lanterns of rotation light modulation |
| CN210035116U (en) * | 2019-05-23 | 2020-02-07 | 东莞市爱多照明有限公司 | Expandable LED bulb light-emitting structure |
| CN210088692U (en) * | 2019-08-15 | 2020-02-18 | 马琪琪 | Double-turntable projection lamp |
| CN213746584U (en) * | 2020-12-07 | 2021-07-20 | 魏俊 | Multilayer refraction projection lamp |
| US11092301B2 (en) * | 2021-01-15 | 2021-08-17 | Shenzhen Bolong Technology Co., Ltd. | Starry projection lamp |
| CN214306909U (en) * | 2021-04-08 | 2021-09-28 | 许龙才 | Water wave effect projection arrangement based on rotatable formula printing opacity cover |
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2021
- 2021-11-22 CN CN202111388761.5A patent/CN114017737B/en active Active
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