CN110955136A - Height-adjustable's laser projection clock - Google Patents
Height-adjustable's laser projection clock Download PDFInfo
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- CN110955136A CN110955136A CN201911295693.0A CN201911295693A CN110955136A CN 110955136 A CN110955136 A CN 110955136A CN 201911295693 A CN201911295693 A CN 201911295693A CN 110955136 A CN110955136 A CN 110955136A
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- laser projection
- middle shaft
- base
- clock
- laser
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- 230000007246 mechanism Effects 0.000 claims description 58
- 239000003086 colorant Substances 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 229920000297 Rayon Polymers 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- G—PHYSICS
- G04—HOROLOGY
- G04B—MECHANICALLY-DRIVEN CLOCKS OR WATCHES; MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL; TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS
- G04B19/00—Indicating the time by visual means
- G04B19/34—Position of the hands projected optically
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Semiconductor Lasers (AREA)
Abstract
The invention discloses a height-adjustable laser projection clock, which belongs to the technical field of clocks and comprises a laser projection host, wherein the laser projection host comprises a shell and a laser projection assembly arranged in the shell, the laser projection assembly at least comprises two laser diodes for projecting two lasers representing the lengths, the widths, the brightnesses or the colors of an hour hand and a minute hand, and the laser projection clock also comprises a base, the base is sleeved at the outer side of the bottom of the laser projection host, a plurality of clamping grooves at different heights are arranged in the base, and clamping blocks corresponding to the clamping grooves are arranged at the outer side of the bottom of the laser projection host. The invention can realize the size adjustment of the laser clock by adjusting the height of the laser projection host, and the operation steps are simple, convenient and quick.
Description
Technical Field
The invention relates to the field of clocks, in particular to a height-adjustable laser projection clock.
Background
The wall clock is a daily use article capable of indicating the time information of the user. At present, wall clocks are quite popular, are common products, and although the shapes of the wall clocks can be changed in a great variety, the size of a single wall clock is fixed and cannot be changed.
Most of the existing laser pointer clocks project clocks on a screen, similar to a projector which projects pictures on a curtain, the existing laser pointer clocks are not suitable for being hung on a wall, and the occupied space is large. In addition, the size of the projection picture of the existing laser pointer clock can only be realized by adjusting the distance between the laser pointer clock and the projection screen, and the operation process is relatively complicated.
Disclosure of Invention
The invention provides a height-adjustable laser projection clock, which solves the problems that the size of a projection picture of a laser pointer clock in the prior art can only be realized by adjusting the distance between the laser pointer clock and a projection screen, and the operation process is relatively complicated.
The technical scheme of the invention is realized as follows:
the utility model provides a height-adjustable's laser projection clock, includes the laser projection host computer, the laser projection host computer includes the casing and establishes the inside laser projection subassembly of casing, the laser projection subassembly contains at least and throws the length or the width or the laser diode of two different laser of luminance or colour of representative hour hand and minute hand, still includes the base, the pedestal sleeve is in the bottom outside of laser projection host computer, its inside is equipped with a plurality of draw-in grooves that are in co-altitude, the bottom outside of laser projection host computer be equipped with the corresponding fixture block of draw-in groove.
As a preferred embodiment of the present invention, an elastic mechanism is disposed between the bottom surface of the laser projection host and the inner bottom surface of the base.
In a preferred embodiment of the present invention, all the slots are distributed in a step shape.
As a preferred embodiment of the present invention, a middle shaft, a driving motor, a bypass variable speed driving mechanism, a minute hand fixing mechanism, and an hour hand fixing mechanism are fixed inside the laser projection host, the minute hand fixing mechanism and the hour hand fixing mechanism are sleeved on the middle shaft from top to bottom, a middle shaft input gear is fixed at the bottom of the middle shaft, an output shaft of the driving motor is engaged with the middle shaft input gear, a bottom gear of the bypass variable speed driving mechanism is engaged with the middle shaft input gear, and a top gear is engaged with the hour hand fixing mechanism.
As a preferred embodiment of the present invention, the top of the middle shaft is fixed with an upper bracket, the bottom of the middle shaft is fixed with a buckle, and the minute hand fixing mechanism, the hour hand fixing mechanism and the middle shaft input gear are fixed between the upper bracket and the buckle.
As a preferred embodiment of the present invention, a lower bracket is further disposed between the hour hand fixing mechanism and the middle shaft input gear, the lower bracket is provided with a branch extending outward, a vertical connecting member is fixed between the bottom gear and the top gear of the bypass speed change driving mechanism, and the vertical connecting member is clamped at the top of one of the branches.
As a preferred embodiment of the present invention, a control circuit board is fixed in the base, and the control circuit board is electrically connected to the driving motor and the laser diode, respectively.
As a preferred embodiment of the present invention, the base is further provided with an opening, a photosensitive sensor is fixed inside the base, and a top of the photosensitive sensor is clamped at the opening for acquiring light data outside the base.
The invention also comprises a lead fixing seat arranged outside the base, and the lead fixing seat is used for fixing a power supply lead outside the base.
The invention has the beneficial effects that: the laser beam projected on the wall is used as an hour hand or a minute hand, and a picture projected on the curtain by the laser beam is not used as the hour hand or the minute hand, so that the occupied space is small. The size of the laser clock can be adjusted by adjusting the height of the laser projection host, and the operation steps are simple, convenient and quick.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural diagram of an embodiment of a height-adjustable laser projection clock according to the present invention;
FIG. 2 is a schematic cross-sectional view of an embodiment of a height adjustable laser projection clock according to the present invention;
FIG. 3 is a schematic structural diagram of an internal transmission mechanism of a height-adjustable laser projection clock according to the present invention;
FIG. 4 is a schematic view of the structure of the needle housing;
FIG. 5 is a schematic view of a lead fixing seat;
FIG. 6 is a schematic structural view of a base;
fig. 7 is a circuit schematic diagram of the control circuit board.
In the figure, 1-laser projection host; 2-a base; 3-a shell; 301-a top cover; 302-a light transmissive cover; 303-a bottom shell; 4-the medial axis; 5-driving a motor; 6-bypass variable speed drive mechanism; 7-minute needle fixing mechanism; 8-hour hand fixing mechanism; 801-hour needle shell; 802-hour hand gear; 9-middle shaft input gear; 10-upper support; 11-lower support; 12-buckling; 13-a control circuit board; 14-a photosensitive sensor; 15-wire fixing seat.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
As shown in fig. 1 to 7, the invention provides a height-adjustable laser projection clock, which includes a laser projection host 1, the laser projection host 1 includes a housing 3 and a laser projection component arranged inside the housing 3, the laser projection component at least includes two laser diodes projecting two lasers with different lengths, widths, brightness or colors representing an hour hand and a minute hand, and further includes a base 2, the base 2 is sleeved outside the bottom of the laser projection host 1, a plurality of card slots with different heights are arranged inside the base, and the outer side of the bottom of the laser projection host 1 is provided with card blocks corresponding to the card slots.
In the concrete operation process, base 2 passes through the screw or the viscose is fixed on the wall, and clockwise or anticlockwise rotation laser projection host computer 1 for the fixture block and the draw-in groove joint of co-altitude not of laser projection host computer 1, the distance between laser diode and the wall changes, and under the condition that laser diode's projection angle did not change, the length of the laser beam of the representative clock of projection on the wall and minute hand changes, and the size that is equivalent to the projection clock changes.
An elastic mechanism is arranged between the bottom surface of the laser projection host machine 1 and the inner bottom surface of the base 2. Specifically, the elastic mechanism is a spring, such as a conical spring, when the height of the laser projection apparatus is at the lowest state, the elastic mechanism is in a compressed state, and when the laser projection apparatus 1 is rotated, the elastic mechanism bounces to provide assistance for the movement of the laser projection apparatus 1.
All the clamping grooves are distributed in a ladder shape. Specifically, the clamping groove is a stepped groove in the base 2, so that the height of the adjustable clamp is adjustable in multiple steps. The stepped grooves may be one or two opposed.
The laser projection host 1 comprises a shell 3, a middle shaft 4, a driving motor 5, a bypass variable speed driving mechanism 6, a minute hand fixing mechanism 7 and an hour hand fixing mechanism 8 are fixed inside the laser projection host 1, the middle shaft 4, the driving motor 5, the bypass variable speed driving mechanism 6, the minute hand fixing mechanism 7 and the hour hand fixing mechanism 8 are all fixed in the shell 3, the minute hand fixing mechanism 7 and the hour hand fixing mechanism 8 are sleeved on the middle shaft 4 from top to bottom, the minute hand fixing mechanism 7 is used for fixing a minute hand laser diode, the hour hand fixing mechanism 8 is used for fixing an hour hand laser diode, a middle shaft input gear 9 is fixed at the bottom of the middle shaft 4, an output shaft of the driving motor 5 is meshed with the middle shaft input gear 9, a bottom gear of the bypass variable speed driving mechanism 6 is meshed with the middle shaft input gear 9, and a top gear. The driving motor 5 drives the middle shaft 4 to rotate through the middle shaft input gear 9, and the middle shaft 4 drives the minute hand fixing mechanism 7 and the minute hand laser diode to rotate. The bypass variable speed driving mechanism 6 is used for converting the output rotating speed of the driving motor 5 according to a proportion and driving the hour hand fixing mechanism 8 to rotate so as to keep the rotating speeds of the minute hand laser diode and the hour hand laser diode at a proportion of 60: 1.
The housing 3 comprises a top cover 301, a light-transmitting cover 302 and a bottom cover 303 which are sequentially fixed from top to bottom, the positions of the minute hand fixing mechanism 7 and the hour hand fixing mechanism 8 correspond to the position of the light-transmitting cover 302, and laser beams projected by the laser diodes penetrate through the light-transmitting cover 302. Specifically, the top cover 301 and the bottom cover 303 can be made of plastic, and the light-transmitting cover 302 is made of transparent plastic.
An upper bracket 10 is fixed on the top of the middle shaft 4, a buckle 12 is fixed on the bottom of the middle shaft, and a spring can be arranged between the bottom of the lower bracket 11 and the buckle 12. The minute hand fixing mechanism 7, the hour hand fixing mechanism 8 and the middle shaft input gear 9 are fixed between the upper bracket 10 and the buckle 12. Specifically, the upper bracket 10 is fixedly connected with the top cover 301 through a screw, and the upper bracket 10 is connected with the middle shaft 4 through a bearing. The minute hand fixing mechanism 7 is fixedly connected with the middle shaft 4, is driven by the middle shaft 4 to rotate, and has the same rotating speed with the middle shaft 4. The minute hand fixing mechanism 7 is a cylindrical minute hand shell and is provided with a U-shaped clamping groove for fixing a minute hand laser diode, the hour hand fixing mechanism 8 comprises a cylindrical hour hand shell 801 and an hour hand gear 802, the cylindrical hour hand shell 801 is provided with the U-shaped clamping groove for fixing the hour hand laser diode, the top of the cylindrical hour hand shell 801 is connected with the middle shaft 4 through a bearing, the bottom of the cylindrical hour hand shell 801 is fixedly connected with the hour hand gear 802 and is driven to rotate by the hour hand gear 802, and the hour hand gear 802 is connected with the middle shaft 4 through a bearing.
A lower bracket 11 is further arranged between the hour hand fixing mechanism 8 and the middle shaft input gear 9, the lower bracket 11 is provided with a branch extending outwards, specifically, the lower bracket 11 comprises a first branch, a second branch and a third branch, wherein the first branch and the second branch are opposite, the third branch is perpendicular to the first branch and the second branch, and the lower bracket 11 is connected with the middle shaft 4 through a bearing. A vertical connecting piece is fixed between the bottom gear and the top gear of the bypass variable-speed drive mechanism 6 and clamped at the top of the third branch. The first branch and the second branch are used for fixing a power line of the laser diode. The bottom gear of the bypass variable speed drive 6 meshes with the bottom shaft input gear 9, and the top gear of the bypass variable speed drive 6 meshes with the hour hand gear 802. The bottom gear of the bypass variable-speed drive mechanism 6 drives the top gear of the bypass variable-speed drive mechanism 6 to transmit through a vertical connecting piece.
A control circuit board 13 is fixed in the base 2, and the control circuit board 13 is electrically connected with the driving motor 5 and the laser diode respectively. The control circuit board 13 is a single-sided printed circuit board, one side of the control circuit board on which the components are welded faces the bottom surface of the base 2, and the springs are fixed between the control circuit board 13 and the driving motor 5. The control circuit board 13 controls the rotation speed of the drive motor 5.
The invention also comprises a lead fixing seat 15 arranged outside the base 2, and the lead fixing seat 15 is used for fixing a power supply wire outside the base 2.
The laser projection system can also comprise scales which are circularly distributed on the periphery of the laser projection host 1. In one embodiment, the scale can be made up of 12 user-defined and freely-combined objects representing an integer point; in another embodiment, the scale can also be obtained by inscribing on the ring-shaped object.
The invention takes the laser beam projected on the wall as the hour hand or minute hand, rather than adopting the picture projected on the curtain by the laser beam as the hour hand or minute hand, and the occupied space is small. The size of the laser clock can be adjusted by adjusting the height of the laser projection host 1, and the operation steps are simple, convenient and quick.
The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions, improvements, etc. within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. The utility model provides a height-adjustable's laser projection clock, includes the laser projection host computer, the laser projection host computer includes the casing and establishes the inside laser projection subassembly of casing, the laser projection subassembly contains at least that the projection represents the laser diode of two different laser of length or width or luminance or colour of hour hand and minute hand, its characterized in that: the base is sleeved on the outer side of the bottom of the laser projection host, a plurality of clamping grooves with different heights are formed in the base, and clamping blocks corresponding to the clamping grooves are arranged on the outer side of the bottom of the laser projection host.
2. A height adjustable laser projection clock as claimed in claim 1, wherein: an elastic mechanism is arranged between the bottom surface of the laser projection host and the inner bottom surface of the base.
3. A height adjustable laser projection clock as claimed in claim 1, wherein: all the clamping grooves are distributed in a ladder shape.
4. A height adjustable laser projection clock as claimed in claim 1, wherein: a middle shaft, a driving motor, a bypass variable speed driving mechanism, a minute hand fixing mechanism and an hour hand fixing mechanism are fixed inside the laser projection host, the minute hand fixing mechanism and the hour hand fixing mechanism are sleeved on the middle shaft from top to bottom, a middle shaft input gear is fixed at the bottom of the middle shaft, an output shaft of the driving motor is meshed with the middle shaft input gear, a bottom gear of the bypass variable speed driving mechanism is meshed with the middle shaft input gear, and a top gear of the bypass variable speed driving mechanism is meshed with the hour hand fixing mechanism.
5. The height adjustable laser projection clock of claim 4, wherein: the top of the middle shaft is fixed with an upper bracket, the bottom of the middle shaft is fixed with a buckle, and the minute hand fixing mechanism, the hour hand fixing mechanism and the middle shaft input gear are fixed between the upper bracket and the buckle.
6. The height adjustable laser projection clock of claim 5, wherein: a lower support is further arranged between the hour hand fixing mechanism and the middle shaft input gear, a branch extending outwards is arranged on the lower support, a vertical connecting piece is fixed between the bottom gear and the top gear of the bypass variable speed driving mechanism, and the vertical connecting piece is clamped at the top of one branch.
7. The height adjustable laser projection clock of claim 4, wherein: and a control circuit board is fixed in the base and is electrically connected with the driving motor and the laser diode respectively.
8. A height adjustable laser projection clock as claimed in claim 1, wherein: the base still is equipped with the trompil, base inside is fixed with photosensitive sensor, photosensitive sensor's top card is in trompil department for acquire the outside light data of base.
9. A height adjustable laser projection clock as claimed in claim 1, wherein: the power cord connector is characterized by further comprising a lead fixing seat arranged outside the base and used for fixing a power cord outside the base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911295693.0A CN110955136A (en) | 2019-12-16 | 2019-12-16 | Height-adjustable's laser projection clock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911295693.0A CN110955136A (en) | 2019-12-16 | 2019-12-16 | Height-adjustable's laser projection clock |
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| Publication Number | Publication Date |
|---|---|
| CN110955136A true CN110955136A (en) | 2020-04-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911295693.0A Pending CN110955136A (en) | 2019-12-16 | 2019-12-16 | Height-adjustable's laser projection clock |
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| CN (1) | CN110955136A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013036125A1 (en) * | 2011-09-09 | 2013-03-14 | Mapper Lithography Ip B.V. | Projection system with flexible coupling |
| JP6463454B1 (en) * | 2017-11-06 | 2019-02-06 | 許家維 | Laser projection watch |
| CN209460581U (en) * | 2018-12-31 | 2019-10-01 | 珠海莱坦科技有限公司 | Photosensitive control laser projection clock |
| CN209627566U (en) * | 2019-05-22 | 2019-11-12 | 福州汉强电子有限公司 | A kind of projection clock of adjustable-angle and height |
| CN211061856U (en) * | 2019-12-16 | 2020-07-21 | 珠海莱坦科技有限公司 | Height-adjustable's laser projection clock |
-
2019
- 2019-12-16 CN CN201911295693.0A patent/CN110955136A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013036125A1 (en) * | 2011-09-09 | 2013-03-14 | Mapper Lithography Ip B.V. | Projection system with flexible coupling |
| JP6463454B1 (en) * | 2017-11-06 | 2019-02-06 | 許家維 | Laser projection watch |
| CN209460581U (en) * | 2018-12-31 | 2019-10-01 | 珠海莱坦科技有限公司 | Photosensitive control laser projection clock |
| CN209627566U (en) * | 2019-05-22 | 2019-11-12 | 福州汉强电子有限公司 | A kind of projection clock of adjustable-angle and height |
| CN211061856U (en) * | 2019-12-16 | 2020-07-21 | 珠海莱坦科技有限公司 | Height-adjustable's laser projection clock |
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