CN111766755A - Adjustable projecting apparatus for projection - Google Patents
Adjustable projecting apparatus for projection Download PDFInfo
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- CN111766755A CN111766755A CN202010727495.3A CN202010727495A CN111766755A CN 111766755 A CN111766755 A CN 111766755A CN 202010727495 A CN202010727495 A CN 202010727495A CN 111766755 A CN111766755 A CN 111766755A
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- adjustable
- support
- base
- adjustable support
- groove
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/14—Details
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/14—Details
- G03B21/145—Housing details, e.g. position adjustments thereof
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Projection Apparatus (AREA)
Abstract
The invention discloses an adjustable projector for showing, relates to the technical field of projector adjustment, solves the problem of small application range of a projector adjusting device in the prior art, and has the technical key points that: the projector comprises a shell, wherein a projector working element is arranged in the shell, a first hemispherical groove is formed in the middle position of the bottom of the shell, an annular hemispherical groove is formed in the outer ring of the first hemispherical groove, a first support is arranged in the first hemispherical groove, a first support ball is arranged in the first hemispherical groove, one end, far away from the shell, of the first support is fixedly connected with a base, an adjustable support is arranged in the annular hemispherical groove and fixedly connected to an adjustable support seat, the base is further provided with a second motor used for driving the adjustable support seat to rotate, second supports are further arranged at four corners of the shell, and two ends of each second support are respectively connected with the shell and the base; the invention can be suitable for any supporting surface and is convenient for angle adjustment.
Description
Technical Field
The invention relates to the technical field of projector adjustment, in particular to an adjustable projector for showing.
Background
The projector needs to adjust the irradiation angle of the projector when in use, so that projected images are stable and clear in writing, and the audience can conveniently check the images.
Chinese patent publication No. CN205080357U discloses a dustproof height-adjustable projector, which includes a driving motor support, a driving motor, a transmission chain, a crank-rocker mechanism, and a projector upper clamp plate; the driving motor is supported and mounted on a ceiling through the driving motor, the driving motor is connected with a transmission chain, the transmission chain is connected with a crank rocker mechanism, the crank rocker mechanism is connected with an upper projector clamp plate and a lower projector clamp plate, the upper projector clamp plate is hinged with a ceiling device, the ceiling device is fixed on the ceiling, a projector cabin is arranged between the upper projector clamp plate and the lower projector clamp plate, the projector cabin comprises a control cavity, a door shaft, an automatic door and a wiring hole, the control cavity is arranged in the projector cabin, the automatic door is mounted on the projector cabin, and the automatic door is connected with the projector cabin through the door shaft; the device has simple structure, reliable and convenient transmission, and can automatically control the height of the projector curtain and has high working efficiency. However, the device can only adjust the elevation angle of the projector, the device is only suitable for a suspended ceiling structure, and in the using process of the projector, some projectors needing to be moved need to adjust not only the elevation angle but also the horizontal angle due to the limitation of the placing position, so that the projector adjusting device is not suitable for use, and therefore, an adjustable projector for showing is provided.
Disclosure of Invention
The invention aims to solve the technical problem of providing an adjustable projector for showing to solve the problem of small application range of a projector adjusting device in the prior art.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides an adjustable projecting apparatus is used in projection, includes the shell, is equipped with the projecting apparatus work component that is used for projection work in the shell, and the bottom intermediate position of shell is equipped with first hemisphere groove, and the outer lane in first hemisphere groove is equipped with annular hemisphere groove, is equipped with the first support that is used for supporting the shell in the first hemisphere inslot, and first support is equipped with first support ball in first hemisphere inslot, and the one end fixedly connected with base of shell is kept away from in first support, the annular hemisphere inslot is equipped with the adjustable brace that can go up and down, and adjustable brace fixed connection is on the adjustable brace seat, and the adjustable brace seat is installed on the base, and the base still is equipped with and is used for driving adjustable brace seat pivoted second motor, and the four corners of shell still is equipped with the second that plays the effect of stabilizing the shell and supports, and.
As a further scheme of the invention, a first magnet is also arranged on the first hemispherical groove, and the first supporting ball is a steel ball.
As a further scheme of the invention, the adjustable support comprises an adjustable support sleeve, an adjusting screw rod and a first motor, wherein the adjustable support sleeve is in a cylindrical shape with an opening at one end, internal threads are arranged in the adjustable support sleeve, the adjusting screw rod is arranged in the adjustable support sleeve, the first motor is fixedly connected to one end of the adjusting screw rod, which is far away from the adjustable support sleeve, the first motor is fixedly connected to the adjustable support seat, and the adjustable support sleeve is in sliding connection with the adjustable support seat. .
As a further scheme of the invention, the adjustable supporting seat is in a cylindrical shape with openings at two ends, an adjustable supporting groove is arranged on the adjustable supporting seat, the adjustable supporting sleeve, the adjusting screw rod and the first motor are all arranged in the adjustable supporting groove, the adjustable supporting groove is a square groove arranged on the inner wall of the adjustable supporting seat, a limiting groove is arranged on the inner wall of the adjustable supporting groove, limiting blocks are arranged at two sides of the adjustable support, and the limiting blocks are arranged in the limiting groove.
As a further scheme of the invention, a first gear is arranged on the outer side of the adjustable supporting seat, a second gear is arranged on the second motor, and the first gear is meshed with the second gear; the base is provided with a connecting sleeve, and the connecting sleeve is sleeved on the adjustable supporting seat.
As a further scheme of the invention, the second support comprises a telescopic pipe and a telescopic rod, the telescopic rod is arranged in the telescopic pipe and is connected in the telescopic pipe in a sliding manner, the telescopic rod is sleeved with a compression spring in the telescopic pipe, and the compression spring is also arranged between one end of the telescopic rod arranged in the telescopic pipe and the bottom of the telescopic pipe; the telescopic pipe is characterized in that a second supporting ball is arranged at one end, away from the telescopic rod, of the telescopic pipe, a third supporting ball is arranged at one end, away from the telescopic pipe, of the telescopic rod, the second supporting ball and the third supporting ball are steel balls, a second semispherical groove is formed in the base, a third semispherical groove is formed in the shell, the second supporting ball is arranged in the second semispherical groove, the third supporting ball is arranged in the third semispherical groove, and magnets are arranged in the second semispherical groove and the third semispherical groove.
As a further scheme of the invention, the shell and the base are also connected through a dustproof sleeve, the dustproof sleeve is an elastic sleeve, the dustproof sleeve is in a cylindrical shape with openings at two ends, and two ends of the dustproof sleeve are respectively and fixedly connected to the shell and the base.
In conclusion, compared with the prior art, the invention has the following beneficial effects:
the angle of the projector is adjusted through the first support with the spherical end part and the adjustable support capable of rotating and stretching, so that the projector has the function of adjusting any angle.
Drawings
Fig. 1 is a schematic view of the structure of an adjustable projector for projection.
Fig. 2 is a partial enlarged view at I in fig. 1.
Fig. 3 is a schematic structural view of a first support in the adjustable projector for projection.
Fig. 4 is a schematic structural view of an adjustable support sleeve in an adjustable projector for projection.
Fig. 5 is a schematic structural diagram of an adjustable support base in an adjustable projector for projection.
Reference numerals: 1-housing, 11-first hemispherical groove, 12-annular hemispherical groove, 2-base, 3-first support, 31-first support ball, 4-adjustable support, 41-adjustable support sleeve, 42-adjusting screw, 43-first motor, 44-limiting block, 5-adjustable support seat, 51-adjustable support groove, 52-limiting groove, 53-first gear, 6-second support, 61-telescopic tube, 62-telescopic rod, 63-compression spring, 64-second support ball, 65-third support ball, 7-dust-proof sleeve, 8-projector working element, 9-second motor, 91-second gear.
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 embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.
Example 1
As shown in fig. 1-2, an adjustable projector for projection comprises a housing 1, a projector working element 8 for projection is arranged in the housing 1, a first hemispherical groove 11 is arranged at the middle position of the bottom of the housing 1, an annular hemispherical groove 12 is arranged at the outer ring of the first hemispherical groove 11, a first support 3 for supporting the housing 1 is arranged in the first hemispherical groove 11, a first support ball 31 is arranged in the first hemispherical groove 11 of the first support 3, one end of the first support 3 far away from the housing 1 is fixedly connected with a base 2, an adjustable support 4 capable of lifting is arranged in the annular hemispherical groove 12, the adjustable support 4 is fixedly connected with an adjustable support base 5, the adjustable support base 5 is arranged on the base 2, the base 2 is further provided with a second motor 9 for driving the adjustable support base 5 to rotate, and second supports 6 for stabilizing the housing 1 are arranged at four corners of the housing 1, two ends of the second support 6 are respectively connected with the shell 1 and the base 2; when the projector is adjusted, the second motor 9 is controlled to rotate, the second motor 9 drives the adjustable supporting seat 5 to rotate to a preset position, then the adjustable support 4 rises, and when the adjustable support 4 rises, one side of the shell 1 is jacked up, so that the horizontal angle of the shell 1 is changed, and further the shell 1 can be adjusted at will;
the base 2 is a flat plate, the base 2 is arranged below the shell 1, supporting legs are arranged on one surface of the base 2, which is far away from the shell 1, the supporting legs are rubber supporting legs, and the base 2 plays a role in supporting and skid resistance;
as shown in fig. 3, the first support 3 is a round rod, the first support 3 is fixedly connected with a first support ball 31, in some examples, the first support 3 and the first support ball 31 are of an integral structure, a mounting flange is provided at an end of the first support 3 away from the first support ball 31, and the first support 3 is fixedly connected to the base 2 by screws;
preferably, the first hemispherical groove 11 is further provided with a first magnet, the first supporting ball 31 is a steel ball, and the first magnet adsorbs the first supporting ball 31, so as to prevent the first supporting ball 31 from being separated from the housing 1;
the adjustable support 4 comprises an adjustable support sleeve 41, an adjusting screw 42 and a first motor 43, as shown in fig. 4, the adjustable support sleeve 41 is a cylinder with an opening at one end, an internal thread is arranged in the adjustable support sleeve 41, the adjusting screw 42 is arranged in the adjustable support sleeve 41, the first motor 43 is fixedly connected to one end of the adjusting screw 42 away from the adjustable support sleeve 41, the first motor 43 is fixedly connected to the adjustable support base 5, the adjustable support sleeve 41 is slidably connected with the adjustable support base 5, when the first motor 43 rotates, the first motor 43 drives the adjusting screw 42 to rotate, and the adjusting screw 42 drives the adjustable support sleeve 41 to slide on the adjustable support base 5, so that the adjusting screw 42 can jack the housing 1;
as shown in fig. 5, the adjustable support base 5 is a cylinder with openings at two ends, an adjustable support groove 51 is arranged on the adjustable support base 5, the adjustable support sleeve 41, the adjusting screw 42 and the first motor 43 are all arranged in the adjustable support groove 51, the adjustable support groove 51 is a square groove arranged on the inner wall of the adjustable support base 5, a limit groove 52 is arranged on the inner wall of the adjustable support groove 51, limit blocks 44 are arranged at two sides of the adjustable support 4, and the limit blocks 44 are arranged in the limit groove 52, so that the adjustable support sleeve 41 can only slide in the adjustable support groove 51;
in this embodiment, a first gear 53 is disposed on the outer side of the adjustable support seat 5, a second gear 91 is disposed on the second motor 9, the first gear 53 is engaged with the second gear 91, and when the second motor 9 is powered to rotate, the second gear 91 drives the first gear 53 to rotate, so as to drive the adjustable support seat 5 to rotate;
the base 2 is provided with a connecting sleeve which is sleeved on the adjustable supporting seat 5, so that the adjustable supporting seat 5 can only rotate around the axis of the adjustable supporting seat;
the second support 6 comprises an extension tube 61 and an extension rod 62, the extension rod 62 is arranged in the extension tube 61, the extension rod 62 is connected in the extension tube 61 in a sliding manner, the extension rod 62 is sleeved with a compression spring 63 in the extension tube 61, a compression spring 63 is further arranged between one end of the extension rod 62 arranged in the extension tube 61 and the bottom of the extension tube 61, and the compression spring 63 is used for preventing the extension tube 61 and the extension rod 62 from shaking; the one end that telescopic pipe 61 kept away from telescopic link 62 is equipped with second support ball 64, and the one end that telescopic pipe 61 was kept away from to telescopic link 62 is equipped with third support ball 65, and second support ball 64 and third support ball 65 are the steel ball, are equipped with the second hemisphere groove on base 2, are equipped with the third hemisphere groove on shell 1, second support ball 64 is established in the second hemisphere groove, and third support ball 65 is established in the third hemisphere groove, and all is equipped with magnet in second hemisphere groove and the third hemisphere groove.
Example 2
As shown in fig. 1-2, an adjustable projector for projection comprises a housing 1, a projector working element 8 for projection is arranged in the housing 1, a first hemispherical groove 11 is arranged at the middle position of the bottom of the housing 1, an annular hemispherical groove 12 is arranged at the outer ring of the first hemispherical groove 11, a first support 3 for supporting the housing 1 is arranged in the first hemispherical groove 11, a first support ball 31 is arranged in the first hemispherical groove 11 of the first support 3, one end of the first support 3 far away from the housing 1 is fixedly connected with a base 2, an adjustable support 4 capable of lifting is arranged in the annular hemispherical groove 12, the adjustable support 4 is fixedly connected with an adjustable support base 5, the adjustable support base 5 is arranged on the base 2, the base 2 is further provided with a second motor 9 for driving the adjustable support base 5 to rotate, and second supports 6 for stabilizing the housing 1 are arranged at four corners of the housing 1, two ends of the second support 6 are respectively connected with the shell 1 and the base 2; when the projector is adjusted, the second motor 9 is controlled to rotate, the second motor 9 drives the adjustable supporting seat 5 to rotate to a preset position, then the adjustable support 4 rises, and when the adjustable support 4 rises, one side of the shell 1 is jacked up, so that the horizontal angle of the shell 1 is changed, and further the shell 1 can be adjusted at will;
as another embodiment of the present invention, the housing 1 and the base 2 are further connected by a dust-proof sleeve 7, the dust-proof sleeve 7 is an elastic sleeve, the dust-proof sleeve 7 is a cylindrical sleeve with openings at two ends, two ends of the dust-proof sleeve 7 are respectively and fixedly connected to the housing 1 and the base 2, when the angle of the housing 1 is changed, one side of the dust-proof sleeve 7 is contracted, and the other side of the dust-proof sleeve 7 is elongated, so that the dust-proof sleeve 7 is always connected with the housing 1 and the base 2, and the dust-proof sleeve 7 can also play a role in stably connecting the housing 1 and the base 2;
other structures in this embodiment are the same as those in embodiment 1.
In summary, the working principle of the invention is as follows:
when adjusting the projecting apparatus, control second motor 9 and rotate, second motor 9 drives adjustable support seat 5 and rotates preset position, then adjustable support 4 rises, with one side jack-up of shell 1 when adjustable support 4 rises, thereby make the horizontal angle change of shell 1, and then make shell 1 can adjust horizontal angle wantonly, magnet on shell 1 and the base 2 can prevent shell 1, base 2 and first support 3, second support 6 breaks away from, make shell 1 and base 2 form stable connection, second support 6 can stretch out and draw back, and second support 6 sets up in shell 1 four corners, thereby can prevent that shell 1 from producing and rocking.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. An adjustable projector for showing comprises a shell (1), wherein a projector working element (8) used for projecting work is arranged in the shell (1), and the adjustable projector is characterized in that a first hemispherical groove (11) is arranged at the middle position of the bottom of the shell (1), an annular hemispherical groove (12) is arranged at the outer ring of the first hemispherical groove (11), a first support (3) used for supporting the shell (1) is arranged in the first hemispherical groove (11), a first support ball (31) is arranged in the first hemispherical groove (11) of the first support (3), a base (2) is fixedly connected with one end, far away from the shell (1), of the first support (3), an adjustable support (4) capable of lifting is arranged in the annular hemispherical groove (12), the adjustable support (4) is fixedly connected to an adjustable support base (5), the adjustable support base (5) is installed on the base (2), and the base (2) is further provided with a second motor (9) used for driving the adjustable support base (5) to rotate, the four corners of the shell (1) are also provided with second supports (6) which play a role in stabilizing the shell (1), and two ends of each second support (6) are respectively connected with the shell (1) and the base (2).
2. The adjustable projector for projection according to claim 1, wherein the first hemispherical groove (11) is further provided with a first magnet, and the first supporting ball (31) is a steel ball.
3. The adjustable projector according to claim 1, wherein the adjustable support (4) comprises an adjustable support sleeve (41), an adjusting screw (42) and a first motor (43), the adjustable support sleeve (41) is a cylinder with an opening at one end, the adjustable support sleeve (41) is internally provided with internal threads, the adjusting screw (42) is arranged in the adjustable support sleeve (41), the first motor (43) is fixedly connected to one end of the adjusting screw (42) far away from the adjustable support sleeve (41), the first motor (43) is fixedly connected to the adjustable support base (5), and the adjustable support sleeve (41) is slidably connected with the adjustable support base (5).
4. The adjustable projector according to claim 3, wherein the adjustable support base (5) is a cylinder with openings at both ends, the adjustable support base (5) is provided with an adjustable support groove (51), the adjustable support sleeve (41), the adjusting screw (42) and the first motor (43) are all disposed in the adjustable support groove (51), the adjustable support groove (51) is a square groove disposed on the inner wall of the adjustable support base (5), the inner wall of the adjustable support groove (51) is provided with a limit groove (52), both sides of the adjustable support (4) are provided with limit blocks (44), and the limit blocks (44) are disposed in the limit groove (52).
5. The adjustable projector for projection according to claim 1, wherein the adjustable support base (5) is provided at an outer side thereof with a first gear (53), the second motor (9) is provided with a second gear (91), and the first gear (53) and the second gear (91) are engaged; the base (2) is provided with a connecting sleeve, and the connecting sleeve is sleeved on the adjustable supporting seat (5).
6. The adjustable projector for projection according to claim 1, wherein the second support (6) comprises a telescopic tube (61) and a telescopic rod (62), the telescopic rod (62) is arranged in the telescopic tube (61), the telescopic rod (62) is connected in the telescopic tube (61) in a sliding way, the telescopic rod (62) is sleeved with a compression spring (63) in the telescopic tube (61), and the compression spring (63) is arranged between one end of the telescopic rod (62) arranged in the telescopic tube (61) and the bottom of the telescopic tube (61); the one end that telescopic link (62) were kept away from in flexible pipe (61) is equipped with second support ball (64), and the one end that telescopic link (61) were kept away from in telescopic link (62) is equipped with third support ball (65), and second support ball (64) and third support ball (65) are the steel ball, are equipped with second hemisphere groove on base (2), are equipped with third hemisphere groove on shell (1), second support ball (64) are established in second hemisphere groove, and third support ball (65) are established in third hemisphere groove, and all are equipped with magnet in second hemisphere groove and the third hemisphere groove.
7. The adjustable projector according to any one of claims 1 to 6, wherein the housing (1) and the base (2) are further connected by a dust-proof sleeve (7), the dust-proof sleeve (7) is an elastic sleeve, the dust-proof sleeve (7) is a tube with openings at both ends, and both ends of the dust-proof sleeve (7) are fixedly connected to the housing (1) and the base (2), respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010727495.3A CN111766755B (en) | 2020-07-27 | 2020-07-27 | Adjustable projecting apparatus for projection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010727495.3A CN111766755B (en) | 2020-07-27 | 2020-07-27 | Adjustable projecting apparatus for projection |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111766755A true CN111766755A (en) | 2020-10-13 |
| CN111766755B CN111766755B (en) | 2021-08-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010727495.3A Active CN111766755B (en) | 2020-07-27 | 2020-07-27 | Adjustable projecting apparatus for projection |
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| Country | Link |
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| CN (1) | CN111766755B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20070010791A (en) * | 2005-07-20 | 2007-01-24 | 삼성전자주식회사 | Beam projector support apparatus |
| US20130329361A1 (en) * | 2012-06-08 | 2013-12-12 | Hon Hai Precision Industry Co., Ltd. | Projection device |
| CN108591777A (en) * | 2018-04-21 | 2018-09-28 | 芜湖威灵数码科技有限公司 | A kind of line holographic projections control device |
| CN209879226U (en) * | 2019-04-29 | 2019-12-31 | 中强光电股份有限公司 | Adjusting device and projection device |
| CN209912163U (en) * | 2019-03-15 | 2020-01-07 | 湖南化工职业技术学院 | High education management is with exchanging discussion auxiliary device convenient to angle regulation |
| CN110737160A (en) * | 2019-11-26 | 2020-01-31 | 杭州展虹科技有限公司 | projection equipment capable of adjusting angle |
-
2020
- 2020-07-27 CN CN202010727495.3A patent/CN111766755B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20070010791A (en) * | 2005-07-20 | 2007-01-24 | 삼성전자주식회사 | Beam projector support apparatus |
| US20130329361A1 (en) * | 2012-06-08 | 2013-12-12 | Hon Hai Precision Industry Co., Ltd. | Projection device |
| CN108591777A (en) * | 2018-04-21 | 2018-09-28 | 芜湖威灵数码科技有限公司 | A kind of line holographic projections control device |
| CN209912163U (en) * | 2019-03-15 | 2020-01-07 | 湖南化工职业技术学院 | High education management is with exchanging discussion auxiliary device convenient to angle regulation |
| CN209879226U (en) * | 2019-04-29 | 2019-12-31 | 中强光电股份有限公司 | Adjusting device and projection device |
| CN110737160A (en) * | 2019-11-26 | 2020-01-31 | 杭州展虹科技有限公司 | projection equipment capable of adjusting angle |
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| CN111766755B (en) | 2021-08-13 |
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