CN210428072U - Light and image adjusting device for college photography teaching - Google Patents
Light and image adjusting device for college photography teaching Download PDFInfo
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- CN210428072U CN210428072U CN201921935398.2U CN201921935398U CN210428072U CN 210428072 U CN210428072 U CN 210428072U CN 201921935398 U CN201921935398 U CN 201921935398U CN 210428072 U CN210428072 U CN 210428072U
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- threaded rod
- fixedly connected
- bearing
- sleeve
- support column
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Abstract
The utility model relates to a shadow adjusting device technical field just discloses a photographic teaching of colleges and universities uses shadow adjusting device, which comprises a supporting column, the top fixedly connected with motor of support column, the output shaft of motor passes through the first threaded rod of shaft coupling fixedly connected with, the top of support column is inlayed and is had first bearing, the inner circle of first bearing cup joints with the fixed surface of first threaded rod, the first sleeve of bottom fixedly connected with of support column inner wall. The utility model discloses, through setting up support column, motor, first threaded rod, first bearing, first sleeve, first slide bar, fly leaf, fixed plate and spout, can reach the effect of adjusting projection light source projection height, through setting up connecting plate, axis of rotation, backup pad, gear, projection light source, recess, second slide bar, second sleeve, second threaded rod, second bearing, adjust knob, movable block and the teeth of a cogwheel, can adjust the projection angle of projection light source to it is more convenient to use.
Description
Technical Field
The utility model relates to a shadow adjusting device technical field specifically is a photographic teaching of colleges and universities uses shadow adjusting device.
Background
Photography refers to the process of recording images using a special device, and generally, a mechanical camera or a digital camera is used for photography. Photography is sometimes referred to as photography, the process of exposing a photosensitive medium to light emitted or reflected by an object.
In the photographic teaching process of colleges and universities, because photographic shadow is inconvenient to adjust, the photographic shadow device that needs frequent removal when leading to the photography to it is convenient inadequately to lead to using.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
In order to solve the above-mentioned problem of prior art, the utility model provides a photographic adjusting device for teaching of colleges and universities.
(II) technical scheme
In order to achieve the above object, the utility model discloses a main technical scheme include:
a photo-image adjusting device for photography teaching in colleges and universities comprises a supporting column, wherein a motor is fixedly connected to the top of the supporting column, an output shaft of the motor is fixedly connected with a first threaded rod through a coupler, a first bearing is embedded in the top of the supporting column, an inner ring of the first bearing is fixedly sleeved with the surface of the first threaded rod, a first sleeve is fixedly connected to the bottom of the inner wall of the supporting column, one end, away from the motor, of the first threaded rod penetrates through the first bearing and is sleeved inside the first sleeve, first slide bars are fixedly connected to the left side and the right side of the supporting column and are positioned on the left side and the right side of the first threaded rod, movable plates are sleeved on the surfaces of the first slide bars and the first threaded rod, and a side plate of the supporting column penetrates through the right;
the front side and the rear side of the middle part of the right side surface of the fixed plate are both fixedly connected with connecting plates, a rotating shaft is hinged between the two connecting plates, two supporting plates and a gear are respectively and fixedly sleeved on the surface of the rotating shaft, the two supporting plates are positioned on the front side and the rear side of the surface of the rotating shaft, the gear is positioned in the middle part of the surface of the rotating shaft, one side of the two supporting plates, which is far away from the rotating shaft, is fixedly connected with a projection light source, the right side surface of the fixed plate is provided with a groove, the interior of the groove is fixedly connected with a second slide bar, the right side of the top of the inner wall of the groove is fixedly connected with a second sleeve, one end of the second sleeve, which is far away from the top of the inner wall of the groove, is sleeved with a second threaded rod, the bottom of the, the surface of second slide bar and second threaded rod has all cup jointed the movable block, the right side fixed surface of movable block is connected with the teeth of a cogwheel, just the teeth of a cogwheel and gear intermeshing.
In a further embodiment, the movable plate is sleeved on the surface of the first sliding rod, and the movable plate is in threaded connection with the surface of the first threaded rod.
In a further embodiment, the movable block is sleeved on the surface of the second slide rod, and the movable block is in threaded connection with the surface of the second threaded rod.
In a further embodiment, the right side surface of the supporting column is provided with a sliding groove, and the movable plate is arranged in the sliding groove in a penetrating manner.
In a further embodiment, a mounting seat is fixedly connected to the top of the supporting column, and the supporting column is fixedly connected with the motor through the mounting seat.
(III) advantageous effects
The utility model provides a photographic teaching of colleges and universities is with light shadow adjusting device. The method has the following beneficial effects:
(1) this photographic for teaching of colleges and universities light and shadow adjusting device, through setting up the support column, including a motor, an end cap, a controller, and a cover plate, first threaded rod, first bearing, first sleeve, first slide bar, the fly leaf, fixed plate and spout, it rotates together to drive first threaded rod through the rotation of motor, because the fly leaf cup joints the surface at first slide bar, and the surface threaded connection of fly leaf and first threaded rod, consequently, the rotation of first threaded rod drives the fly leaf and reciprocates, because fly leaf and fixed plate fixed connection, consequently, the fly leaf reciprocates and drives the fixed plate and reciprocate together, thereby drive projection light source and reciprocate, thereby reach the effect of adjusting projection light source projection height.
(2) The light and image adjusting device for photography and teaching in colleges and universities is characterized in that the light and image adjusting device is provided with a connecting plate, a rotating shaft, a supporting plate, a gear, a projection light source, a groove, a second slide rod, a second sleeve, a second threaded rod, a second bearing, an adjusting knob, a movable block and gear teeth, the adjusting knob is rotated to drive the second threaded rod to rotate together, the movable block is sleeved on the surface of the second slide rod and is in threaded connection with the surface of the second threaded rod, so the movable block is driven to move up and down by the rotation of the second threaded rod, the gear teeth on the surface of the movable block are meshed with the gear, so the movable block moves up and down to drive the gear to rotate positively and negatively, the gear is fixedly sleeved on the surface of the rotating shaft, so the rotating shaft drives the rotating shaft to rotate positively and negatively together, and the projection light source, thereby can adjust the projection angle of projection light source, thereby it is more convenient to use.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a cross-sectional view of the fixing plate and the rotating shaft of the present invention.
[ description of reference ]
In the figure: the device comprises a support column 1, a motor 2, a first threaded rod 3, a first bearing 4, a first sleeve 5, a first sliding rod 6, a movable plate 7, a fixed plate 8, a connecting plate 9, a rotating shaft 10, a supporting plate 11, a gear 12, a projection light source 13, a groove 14, a second sliding rod 15, a second sleeve 16, a second threaded rod 17, a second bearing 18, an adjusting knob 19, a movable block 20, a gear tooth 21 and a sliding groove 22.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1-2, the utility model provides a technical solution: a photo-image adjusting device for college photography teaching comprises a supporting column 1, wherein the top of the supporting column 1 is fixedly connected with a motor 2, the top of the supporting column 1 is fixedly connected with a mounting seat, the supporting column 1 is fixedly connected with the motor 2 through the mounting seat, an output shaft of the motor 2 is fixedly connected with a first threaded rod 3 through a coupler, the top of the supporting column 1 is inlaid with a first bearing 4, an inner ring of the first bearing 4 is fixedly sleeved with the surface of the first threaded rod 3, the bottom of the inner wall of the supporting column 1 is fixedly connected with a first sleeve 5, one end, far away from the motor 2, of the first threaded rod 3 penetrates through the first bearing 4 and is sleeved inside the first sleeve 5, the inside of the supporting column 1 and positioned at the left side and the right side of the first threaded rod 3 are fixedly connected with first slide bars 6, the surfaces of the first slide bars 6 and the first threaded rod 3 are both sleeved with movable plates 7, the movable plate 7 is connected with the surface of the first threaded rod 3 through threads, the right end of the movable plate 7 penetrates through a side plate of the support column 1 and is fixedly connected with the fixed plate 8, the sliding groove 22 is formed in the right side surface of the support column 1, the movable plate 7 penetrates through the inside of the sliding groove 22, the support column 1, the motor 2, the first threaded rod 3, the first bearing 4, the first sleeve 5, the first sliding rod 6, the movable plate 7, the fixed plate 8 and the sliding groove 22 are arranged, the first threaded rod 3 is driven to rotate together through the rotation of the motor 2, the movable plate 7 is sleeved on the surface of the first sliding rod 6, and the movable plate 7 is connected with the surface of the first threaded rod 3 through threads, so that the movable plate 7 is driven to move up and down by the rotation of the first threaded rod 3, and the movable plate 7 is fixedly connected with the fixed, thereby achieving the effect of adjusting the projection height of the projection light source 13;
the front side and the rear side of the middle part of the right side surface of the fixed plate 8 are fixedly connected with connecting plates 9, a rotating shaft 10 is hinged between the two connecting plates 9, two supporting plates 11 and a gear 12 are respectively and fixedly sleeved on the surface of the rotating shaft 10, the two supporting plates 11 are positioned on the front side and the rear side of the surface of the rotating shaft 10, the gear 12 is positioned in the middle part of the surface of the rotating shaft 10, one side of the two supporting plates 11 far away from the rotating shaft 10 is fixedly connected with a projection light source 13, the right side surface of the fixed plate 8 is provided with a groove 14, a second sliding rod 15 is fixedly connected inside the groove 14, the right side of the top part of the inner wall of the groove 14 is fixedly connected with a second sleeve 16, one end of the second sleeve 16 far away from the top part of the inner wall of the groove 14 is sleeved with a second threaded rod 17, the bottom of the fixed plate 8 is inlaid with, the surfaces of the second slide bar 15 and the second threaded rod 17 are sleeved with movable blocks 20, the movable blocks 20 are sleeved on the surface of the second slide bar 15, the movable blocks 20 are in threaded connection with the surface of the second threaded rod 17, gear teeth 21 are fixedly connected to the right side surface of the movable blocks 20, the gear teeth 21 are meshed with the gear 12, the second threaded rod 17 is driven to rotate together by rotating the adjusting knob 19 through arranging the connecting plate 9, the rotating shaft 10, the supporting plate 11, the gear 12, the projection light source 13, the groove 14, the second slide bar 15, the second sleeve 16, the second threaded rod 17, the second bearing 18, the adjusting knob 19, the movable blocks 20 and the gear teeth 21, the movable blocks 20 are driven to move up and down by the rotation of the second threaded rod 17 because the gear teeth 21 on the surface of the movable blocks 20 are meshed with the gear 12, therefore, the movable block 20 moves up and down to drive the gear 12 to rotate forward and backward, the gear 12 is fixedly sleeved on the surface of the rotating shaft 10, the rotating shaft 10 is driven to rotate forward and backward by the forward and backward rotation of the gear 12, and the projection light source 13 is fixedly connected with the rotating shaft 10 through the supporting plate 11, so that the projection light source 13 is driven to rotate forward and backward by the forward and backward rotation of the rotating shaft 10, the projection angle of the projection light source 13 can be adjusted, and the use is more convenient.
The working principle is as follows: the first threaded rod 3 is driven to rotate together by the rotation of the motor 2, the movable plate 7 is sleeved on the surface of the first slide rod 6, and the movable plate 7 is in threaded connection with the surface of the first threaded rod 3, so the movable plate 7 is driven to move up and down by the rotation of the first threaded rod 3, the fixed plate 8 is driven to move up and down together by the up-and-down movement of the movable plate 7 because the movable plate 7 is fixedly connected with the fixed plate 8, the fixed plate 8 is driven to move up and down together by the up-and-down movement of the movable plate 7, the projection light source 13 is driven to move up and down, the projection height of the projection light source 13 is adjusted, meanwhile, the second threaded rod 17 is driven to rotate together by the rotation of the adjusting knob 19, the movable block 20 is sleeved on the surface of the second slide rod 15, and the movable block 20 is in threaded, because the gear teeth 21 on the surface of the movable block 20 are meshed with the gear 12, the movable block 20 moves up and down to drive the gear 12 to rotate forward and backward, the gear 12 is fixedly sleeved on the surface of the rotating shaft 10, so the forward and backward rotation of the gear 12 drives the rotating shaft 10 to rotate forward and backward together, and the projection light source 13 is fixedly connected with the rotating shaft 10 through the supporting plate 11, so the rotating shaft 10 rotates forward and backward to drive the projection light source 13 to rotate forward and backward together, the projection angle of the projection light source 13 can be adjusted, and the use is more convenient.
In summary, the optical image adjusting device for photography and teaching in colleges and universities drives the first threaded rod 3 to rotate together through the rotation of the motor 2 by arranging the supporting column 1, the motor 2, the first threaded rod 3, the first bearing 4, the first sleeve 5, the first sliding rod 6, the movable plate 7, the fixed plate 8 and the sliding groove 22, and the movable plate 7 is sleeved on the surface of the first sliding rod 6, and the movable plate 7 is in threaded connection with the surface of the first threaded rod 3, so that the movable plate 7 rotates to drive the movable plate 7 to move up and down, and the movable plate 7 is fixedly connected with the fixed plate 8, so that the movable plate 7 moves up and down to drive the fixed plate 8 to move up and down together, thereby driving the projection light source 13 to move up and down, and achieving.
Meanwhile, by arranging the connecting plate 9, the rotating shaft 10, the supporting plate 11, the gear 12, the projection light source 13, the groove 14, the second sliding rod 15, the second sleeve 16, the second threaded rod 17, the second bearing 18, the adjusting knob 19, the movable block 20 and the gear teeth 21, the adjusting knob 19 is rotated to drive the second threaded rod 17 to rotate together, the movable block 20 is sleeved on the surface of the second sliding rod 15 and is in threaded connection with the surface of the second threaded rod 17, so that the movable block 20 is driven to move up and down by the rotation of the second threaded rod 17, the gear teeth 21 on the surface of the movable block 20 are meshed with the gear 12, so that the movable block 20 moves up and down to drive the gear 12 to rotate forward and backward, the gear 12 is fixedly sleeved on the surface of the rotating shaft 10, so that the rotating shaft 10 is driven to rotate forward and backward by the forward and backward rotation of the gear 12, and the, therefore, the rotating shaft 10 rotates forward and backward to drive the projection light source 13 to rotate forward and backward together, so that the projection angle of the projection light source 13 can be adjusted, and the use is more convenient.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising a reference structure" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
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 (5)
1. The utility model provides a photographic teaching of colleges and universities is with light and shadow adjusting device, includes support column (1), its characterized in that: the top of the supporting column (1) is fixedly connected with a motor (2), an output shaft of the motor (2) is fixedly connected with a first threaded rod (3) through a coupler, a first bearing (4) is embedded at the top of the supporting column (1), an inner ring of the first bearing (4) is fixedly sleeved with the surface of the first threaded rod (3), the bottom of the inner wall of the supporting column (1) is fixedly connected with a first sleeve (5), one end of the first threaded rod (3) far away from the motor (2) penetrates through the first bearing (4) and is sleeved in the first sleeve (5), a first slide bar (6) is fixedly connected inside the supporting column (1) and positioned at the left side and the right side of the first threaded rod (3), the surfaces of the first sliding rod (6) and the first threaded rod (3) are sleeved with movable plates (7), the right end of the movable plate (7) penetrates through a side plate of the support column (1) and is fixedly connected with a fixed plate (8);
the front side and the rear side of the middle part of the right side surface of the fixing plate (8) are fixedly connected with connecting plates (9), a rotating shaft (10) is hinged between the two connecting plates (9), two supporting plates (11) and a gear (12) are respectively fixedly sleeved on the surface of the rotating shaft (10), the two supporting plates (11) are positioned on the front side and the rear side of the surface of the rotating shaft (10), the gear (12) is positioned in the middle of the surface of the rotating shaft (10), one sides, far away from the rotating shaft (10), of the two supporting plates (11) are fixedly connected with a projection light source (13), the right side surface of the fixing plate (8) is provided with a groove (14), a second sliding rod (15) is fixedly connected inside the groove (14), the right side of the top of the inner wall of the groove (14) is fixedly connected with a second sleeve (16), one end, far away from the top of, the bottom of fixed plate (8) is inlayed and is had second bearing (18), the inner circle of second bearing (18) cup joints with the fixed surface of second threaded rod (17), second bearing (18) and fixedly connected with adjust knob (19) are worn to establish to the one end of keeping away from second sleeve (16) in second threaded rod (17), movable block (20) have all been cup jointed on the surface of second slide bar (15) and second threaded rod (17), the right side fixed surface of movable block (20) is connected with the teeth of a cogwheel (21), just the teeth of a cogwheel (21) and gear (12) intermeshing.
2. The optical image adjusting apparatus for teaching college photography according to claim 1, wherein: the movable plate (7) is sleeved on the surface of the first sliding rod (6), and the movable plate (7) is in threaded connection with the surface of the first threaded rod (3).
3. The optical image adjusting apparatus for teaching college photography according to claim 1, wherein: the movable block (20) is sleeved on the surface of the second sliding rod (15), and the movable block (20) is in threaded connection with the surface of the second threaded rod (17).
4. The optical image adjusting apparatus for teaching college photography according to claim 1, wherein: the right side surface of the support column (1) is provided with a sliding groove (22), and the movable plate (7) penetrates through the sliding groove (22).
5. The optical image adjusting apparatus for teaching college photography according to claim 1, wherein: the top fixedly connected with mount pad of support column (1), just support column (1) passes through mount pad and motor (2) fixed connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921935398.2U CN210428072U (en) | 2019-11-11 | 2019-11-11 | Light and image adjusting device for college photography teaching |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921935398.2U CN210428072U (en) | 2019-11-11 | 2019-11-11 | Light and image adjusting device for college photography teaching |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210428072U true CN210428072U (en) | 2020-04-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921935398.2U Expired - Fee Related CN210428072U (en) | 2019-11-11 | 2019-11-11 | Light and image adjusting device for college photography teaching |
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| Country | Link |
|---|---|
| CN (1) | CN210428072U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111526348A (en) * | 2020-04-30 | 2020-08-11 | 温州商学院 | New media image digital projection device |
| CN112660916A (en) * | 2021-01-24 | 2021-04-16 | 胡金俊 | Cable coiling device for power cable fault |
-
2019
- 2019-11-11 CN CN201921935398.2U patent/CN210428072U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111526348A (en) * | 2020-04-30 | 2020-08-11 | 温州商学院 | New media image digital projection device |
| CN112660916A (en) * | 2021-01-24 | 2021-04-16 | 胡金俊 | Cable coiling device for power cable fault |
| CN112660916B (en) * | 2021-01-24 | 2022-08-19 | 国网上海市电力公司 | Cable coiling device for power cable fault |
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Legal Events
| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200428 Termination date: 20201111 |