CN216927353U - Projection device capable of projecting rotary pattern - Google Patents
Projection device capable of projecting rotary pattern Download PDFInfo
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- CN216927353U CN216927353U CN202122715661.0U CN202122715661U CN216927353U CN 216927353 U CN216927353 U CN 216927353U CN 202122715661 U CN202122715661 U CN 202122715661U CN 216927353 U CN216927353 U CN 216927353U
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- projection
- driving motor
- projection lens
- lens group
- inner support
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Abstract
The present invention relates to a projection apparatus, and more particularly, to a projection apparatus capable of projecting a rotating pattern. The projection lens comprises a mounting rack, a bearing, a projection lens barrel, a lens unit, a pattern film, a projection light source, a driving motor, a driving wheel and a tension spring, wherein the projection lens is movably arranged on one side of the mounting rack through the bearing, the lens unit and the pattern film are arranged in the projection lens group, the projection light source is arranged below the projection lens group, the driving motor is movably arranged on the other side of the mounting rack through an inner support, the driving wheel is fixedly arranged on an output shaft of the driving motor, the driving wheel is in contact connection with the projection lens barrel, the tension spring is hung on the mounting rack above the inner support, and the tension spring is in contact connection with a machine body of the driving motor. The projection device has the advantages of reduced volume and easiness in maintenance, the driving wheel drives the projection lens barrel to rotate by friction, the problems of large volume and inconvenience in maintenance existing in the conventional projection device are solved, and the use requirement of the rotary projection device is met.
Description
Technical Field
The present invention relates to a projection apparatus, and more particularly, to a projection apparatus capable of projecting a rotating pattern.
Background
The projector is a special lamp capable of projecting pictures, and uses one or more color pictures as a mask, when the light in the projector passes through the color pictures, a dazzling pattern can be projected on the screen or the wall surface. Different light and picture combinations are selected for use, and a complex projection effect can be generated, so that the projection device is widely applied to places such as markets, KTVs, bars, performance sites and the like. And part of the projection devices also support the function of pattern rotation, so that the effect of advertising or atmosphere backing is further enhanced.
The existing projection device needs a larger space to support the rotation function due to the structure, usually a gear engagement or belt transmission mode is adopted to drive the light component of the projection device to integrally rotate, the structure has larger volume, so that the projection device has large volume and weight, is not easy to install and fix, and limits the use scene of the projection device; in addition, the conventional rotary projection device has a complex structure, is easy to block and jam in partial environments, and increases the difficulty of maintenance due to a compact structure after a fault, so that a new projection device capable of projecting a rotary pattern is required to solve the above disadvantages.
SUMMERY OF THE UTILITY MODEL
In order to overcome the technical defects of large volume and inconvenient maintenance of the conventional projection device, the utility model provides a projection device which can project a rotating pattern and has the advantages of reduced volume and easy maintenance.
In order to solve the problems, the utility model is realized according to the following technical scheme:
the utility model relates to a projection device capable of projecting rotary patterns, which comprises a mounting rack, a bearing, a projection lens group, a lens unit, a pattern film, a projection light source, a driving motor, a driving wheel and a tension spring, and is characterized in that: a projection lens group is movably arranged on one side of the mounting frame through a bearing, a lens unit and a pattern film are arranged in the projection lens group, a projection light source is arranged below the projection lens group, a driving motor is movably arranged on the other side of the mounting frame through an inner support, a driving wheel is fixedly arranged on an output shaft of the driving motor, the driving wheel is in contact connection with the projection lens group, a tension spring is hung on the mounting frame above the inner support and is in contact connection with a machine body of the driving motor.
The mounting bracket on be provided with the interval and install the hole down, be provided with the installation column cap in going up the mounting hole.
The mounting column head is provided with a mounting groove.
The projection light source is an LED lamp.
The inner support is a rectangular frame body, and support column heads are symmetrically arranged on two sides of the inner support.
Compared with the prior art, the utility model has the beneficial effects that:
the projection device capable of projecting the rotary patterns has the advantages of being reduced in size and easy to maintain, the driving wheel is driven to rotate by the driving motor, and the driving wheel directly drives the projection lens group to rotate by friction, so that the lens unit and the pattern film synchronously rotate without shielding a projection light source, and the size is greatly reduced compared with the existing structure of gear meshing or belt transmission; in addition, this application utilizes the resilience of extension spring to produce pressure, carries out pre-compaction to driving motor, and this structure job stabilization is reliable, is difficult for blockking the card pause, and is convenient for install or dismantle for maintain the maintenance simpler, solved the great and inconvenient problem of maintenance of volume that current projection arrangement exists, satisfied rotatory projection arrangement's use needs.
Drawings
Embodiments of the utility model are described in further detail below with reference to the attached drawing figures, wherein:
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic perspective view of the present invention with a projection light source omitted;
FIG. 3 is a schematic top view of the present invention without a light source;
FIG. 4 is a perspective view of the mount of the present invention;
fig. 5 is a perspective view of the inner stent of the present invention.
In the figure:
2, a mounting rack 201, upper mounting holes 202, lower mounting holes 203, mounting studs 204, mounting grooves,
3, bearings, 4, a projection lens group, 5, a lens unit and a pattern film, 6, a projection light source,
7, an inner support 701, a support column head,
8, a driving motor, 9, a driving wheel, 10 and a tension spring.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.
As shown in fig. 1 to 5, the projection apparatus capable of projecting a rotating pattern according to the present invention includes a mounting frame 2, a projection lens group 4, a lens unit, a cinematic pattern 5, a projection light source 6, a driving motor 8, and a tension spring 10, specifically, an upper mounting hole 201 and a lower mounting hole 202 are provided at an interval on the mounting frame 2, a mounting stud 203 is provided in the upper mounting hole 201, and further, a mounting groove 204 is provided on the mounting stud 203.
One side of the mounting rack 2 is movably provided with a projection lens group 4 through a bearing 3, the projection lens group 4 is cylindrical, a lens unit and a pattern film 5 are fixedly arranged on the projection lens group 4, colored images are drawn on the lens unit and the pattern film 5, when light rays pass through the lens unit and the pattern film 5, corresponding patterns can be projected, and the lens unit and the pattern film 5 synchronously rotate along with the projection lens group 4 in the working process so as to generate rotary projection patterns. A projection light source 6 is arranged below the projection lens group 4, specifically, the projection light source 6 is an LED lamp, and the projection light source 6 is used for generating a light source and projecting the light source outwards through the light hole 101.
The inner support 7 is movably mounted on the other side of the mounting frame 2, specifically, the inner support 7 is a rectangular frame body, support column heads 701 are symmetrically arranged on two sides of the inner support 7, the support column heads 701 are inserted into the lower mounting hole 202 of the mounting frame 2, so that the inner support 7 can rotate, a driving motor 8 is fixedly mounted on the inner support 7, and the driving motor 8 is arranged in an inclined manner.
The output shaft of driving motor 8 is equipped with drive wheel 9 admittedly, drive wheel 9 is connected with the contact of projection lens group 4, driving motor 8 is used for driving drive wheel 9 rotatory, drive wheel 9 utilizes friction drive projection lens group 4 rotatory at rotatory in-process, and then drive lens unit and pattern film 5 synchronous revolution, it has extension spring 10 to hang on the mounting bracket 2 of inner support 7 top, concretely, the dress is hung respectively on the mounting groove 204 of installation column cap 203 at the both ends of extension spring 10, extension spring 10 is connected with driving motor 8's fuselage contact, as the implementation mode of this application a preferred, extension spring 10 be the tensioning state, so that utilize resilience force to promote driving motor 8 and produce the slope, make the laminating of drive wheel 9 contact projection lens group 4.
The projection device has the advantages of reduced volume and easy maintenance, the driving wheel 9 is driven to rotate by the driving motor 8, the driving wheel 9 directly drives the projection lens group 4 to rotate by friction, so that the lens unit and the pattern film 5 synchronously rotate without shielding the projection light source 6, and the volume is greatly reduced compared with the existing gear meshing or belt transmission structure; in addition, this application utilizes the resilience of extension spring 10 to produce pressure, carries out pre-compaction to driving motor 8, and this structure job stabilization is reliable, and difficult jam card is dunked, and is convenient for install or dismantle for the maintenance is simpler, has solved the great and inconvenient problem of maintenance of volume that current projection arrangement exists, has satisfied rotary projection arrangement's user demand.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, so that any modification, equivalent change and modification made to the above embodiment according to the technical spirit of the present invention are within the scope of the technical solution of the present invention.
Claims (5)
1. The utility model provides a can throw projection arrangement of rotation pattern, includes mounting bracket (2), bearing (3), projection lens group (4), lens unit and pattern film (5), projection light source (6), driving motor (8), drive wheel (9) and extension spring (10), its characterized in that: projection lens group (4) are movably installed on one side of mounting bracket (2) through bearing (3), be equipped with lens unit and pattern film (5) in projection lens group (4), the below of projection lens group (4) is equipped with projection light source (6), opposite side on mounting bracket (2) is equipped with driving motor (8) through inner support (7) activity, driving wheel (9) are equipped with admittedly on driving motor (8) output shaft, driving wheel (9) are connected with projection lens group (4) contact, it is equipped with extension spring (10) to hang on mounting bracket (2) of inner support (7) top, extension spring (10) are connected with the fuselage contact of driving motor (8).
2. A projection device capable of projecting a rotating pattern according to claim 1, wherein: the mounting rack (2) is provided with an upper mounting hole (201) and a lower mounting hole (202) at intervals, and a mounting column head (203) is arranged in the upper mounting hole (201).
3. A projection device capable of projecting a rotating pattern according to claim 2, wherein: the mounting column head (203) is provided with a mounting groove (204).
4. A projection device capable of projecting a rotating pattern according to claim 1, wherein: the projection light source (6) is an LED lamp.
5. A projection device capable of projecting a rotating pattern according to claim 1, wherein: the inner support (7) is a rectangular frame body, and support column heads (701) are symmetrically arranged on two sides of the inner support (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122715661.0U CN216927353U (en) | 2021-11-08 | 2021-11-08 | Projection device capable of projecting rotary pattern |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122715661.0U CN216927353U (en) | 2021-11-08 | 2021-11-08 | Projection device capable of projecting rotary pattern |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216927353U true CN216927353U (en) | 2022-07-08 |
Family
ID=82247541
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122715661.0U Active CN216927353U (en) | 2021-11-08 | 2021-11-08 | Projection device capable of projecting rotary pattern |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216927353U (en) |
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2021
- 2021-11-08 CN CN202122715661.0U patent/CN216927353U/en active Active
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