CN108198467A - A kind of teaching projecting apparatus that teacher is facilitated to carry - Google Patents
A kind of teaching projecting apparatus that teacher is facilitated to carry Download PDFInfo
- Publication number
- CN108198467A CN108198467A CN201810008953.0A CN201810008953A CN108198467A CN 108198467 A CN108198467 A CN 108198467A CN 201810008953 A CN201810008953 A CN 201810008953A CN 108198467 A CN108198467 A CN 108198467A
- Authority
- CN
- China
- Prior art keywords
- ontology
- telescopic rod
- housing
- teacher
- facilitated
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 12
- 238000009434 installation Methods 0.000 claims abstract description 5
- 238000003466 welding Methods 0.000 claims abstract description 4
- 238000003780 insertion Methods 0.000 claims description 3
- 230000037431 insertion Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 5
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process 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
- 239000007787 solid Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/20—Undercarriages with or without wheels
- F16M11/2007—Undercarriages with or without wheels comprising means allowing pivoting adjustment
-
- 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
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B5/00—Electrically-operated educational appliances
- G09B5/02—Electrically-operated educational appliances with visual presentation of the material to be studied, e.g. using film strip
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- Business, Economics & Management (AREA)
- Educational Administration (AREA)
- Educational Technology (AREA)
- Theoretical Computer Science (AREA)
- Mechanical Engineering (AREA)
- Accessories Of Cameras (AREA)
Abstract
The invention discloses a kind of teaching projecting apparatus that teacher is facilitated to carry,Including housing,There are four fixed links for the bottom end welding of the inner walls,The upper end of fixed link is inserted with the first telescopic rod,The upper ends of first telescopic rod have ontology,And by screw installation, there are two push-rod electric machines for the bottom end of inner walls,The upper end of push-rod electric machine is connected by damp hinge with ontology,When the present apparatus uses,Push-rod electric machine is first passed through to raise ontology,The camera lens of ontology is made to be higher than housing,Damp hinge causes ontology to be not easy to shake,Then turning knob,Speed reducer is slowly rotated by gear band turn lever at this time,Final rotating bar drives stud to rotate by the second telescopic rod,Stud upwardly or downwardly uses under the cooperation of stent,Ontology rotation is driven eventually by fixture block and card slot,Adjust the angle of ontology camera lens,Ontology is made to have preferable drop shadow effect,Adjusting process is convenient and simple.
Description
Technical field
The present invention relates to projector apparatus technical field more particularly to a kind of teaching projecting apparatus that teacher is facilitated to carry.
Background technology
Projecting apparatus, also known as projector are a kind of equipment that can be projected image or video on curtain.Projecting apparatus is extensive
Applied to family, office, school and public place of entertainment, but the projecting apparatus of many teaching needs to be fixed on ceiling now
On, control is inconvenient, and some teachers to attend class in unfixed occasion is given to make troubles.Prior art discloses application numbers
For：
A kind of 201620251116.7 New-type instant portable type projecting apparatus for teaching, it is a kind of for the novel of teaching
Portable projecting apparatus, including：Pedestal, amasthenic lens, heat-dissipating pipe and adjuster, the present apparatus have certain portability, but
It is that projecting apparatus cannot integrally be protected well, is easily damaged in handling process.
Invention content
The purpose of the present invention is to solve shortcoming in the prior art, and a kind of of proposition facilitates what teacher carried
Teaching projecting apparatus.
To achieve these goals, present invention employs following technical solutions：
A kind of teaching projecting apparatus that teacher is facilitated to carry, including housing, there are four the bottom end welding of the inner walls
Fixed link, the upper end of fixed link are inserted with the first telescopic rod, and the upper ends of the first telescopic rod have ontology, and the bottom of inner walls
By screw installation, there are two push-rod electric machines at end, and the upper end of push-rod electric machine is connected, and housing by damp hinge with ontology
The bottom end insertion of inner wall is equipped with speed reducer, and the input terminal of speed reducer extends to the outside of housing and is connected with knob, slows down
The input terminal of machine is keyed with gear, and is equipped with rotating bar, the lower end installation of rotating bar by snap ring on the inner wall of housing
There is gear, and be meshed between gear, the upper end of rotating bar is inserted with the second telescopic rod, and the upper end weldering of the second telescopic rod
Stud is connected to, stud socket is in the inside of stent, and the other end of stent and the telescopic end of push-rod electric machine are welded to connect.
Preferably, the upper end of the fixed link offers placing groove, the first telescopic rod is inserted on the inside of placing groove, and solid
Spring is placed between fixed pole and the first telescopic rod, and the upper end splicing of the first telescopic rod has sheet rubber.
Preferably, one end of the snap ring is connected by screw with the inner wall of housing, and snap ring is equipped with circular through hole,
And the body of rod of rotating bar is equipped with the sliding slot of circular ring shape, snap ring is socketed in the outside of sliding slot.
Preferably, the stent offers screw hole close to one end of stud, and stud is connected with stent by screw thread.
Preferably, the upper end of the stud is welded with fixture block, and is equipped with card slot by screw on the outer wall of ontology, and
Fixture block is socketed in the inside of card slot.
Preferably, the vertical width of the fixture block is less than the minimum range between card slot upper and lower ends inner wall.
Preferably, the upper end of the rotating bar offers the sliding slot of cuboid, and the second telescopic rod is cuboid, the
Two telescopic rods are plugged in the inside of sliding slot.
Preferably, the lower end of the housing, which is glued, has rubber pad, and the upper end of housing is equipped with cover board by hinge.
The beneficial effects of the invention are as follows：
1st, the present apparatus raises ontology in use, first passing through push-rod electric machine, makes the camera lens of ontology higher than housing, damp hinge
So that ontology is not easy to shake, then turning knob, at this time speed reducer slowly rotated by gear band turn lever, final rotating bar
Stud is driven to rotate by the second telescopic rod, stud upwardly or downwardly uses under the cooperation of stent, eventually by fixture block and
Card slot drives ontology rotation, adjusts the angle of ontology camera lens, ontology is made to have preferable drop shadow effect, it is convenient and simple to adjust process；
2nd, when device is stored, ontology can well be protected by housing, and the first telescopic rod is in elastic reaction
Under, cushioning effect can be played to ontology, avoid device and be damaged in transportational process；
3rd, the upper end of rotating bar offers the sliding slot of cuboid, and the second telescopic rod is cuboid, rotating bar and the
Two telescopic rods match, it is ensured that stud can be rotated normally, while the distance between stud and rotating bar can occur
Change, ensure that is adjusted is normally carried out.
Description of the drawings
Fig. 1 is a kind of front view of teaching projecting apparatus that teacher is facilitated to carry proposed by the present invention；
Fig. 2 is a kind of vertical view of teaching projecting apparatus that teacher is facilitated to carry proposed by the present invention；
Fig. 3 is enlarged structure schematic diagram at a kind of A of teaching projecting apparatus that teacher is facilitated to carry proposed by the present invention；
Fig. 4 is a kind of structural representation of the second telescopic rod of teaching projecting apparatus that teacher is facilitated to carry proposed by the present invention
Figure.
In figure：1 housing, 2 fixed links, 3 first telescopic rods, 4 ontologies, 5 push-rod electric machines, 6 damp hinges, 7 speed reducers, 8 rotations
Button, 9 gears, 10 rotating bars, 11 snap rings, 12 second telescopic rods, 13 studs, 14 stents, 15 fixture blocks, 16 card slots, 17 cover boards.
Specific embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.
With reference to Fig. 1-4, a kind of teaching projecting apparatus that teacher is facilitated to carry, including housing 1, the bottom of 1 inner wall of housing
Fixed link 2 that there are four end welding, the upper end of fixed link 2 to be inserted with the first telescopic rod 3, and the upper ends of the first telescopic rod 3 have this
Body 4, and by screw installation, there are two push-rod electric machines 5 for the bottom end of 1 inner wall of housing, the upper end of push-rod electric machine 5 passes through damp hinge 6
It is connected with ontology 4, and the bottom end insertion of 1 inner wall of housing is equipped with speed reducer 7, the input terminal of speed reducer 7 extends to housing 1
Outside and be connected with knob 8, the input terminal of speed reducer 7 is keyed, and pass through snap ring on the inner wall of housing 1 with gear 9
11 are equipped with rotating bar 10, and the lower end of rotating bar 10 is equipped with gear 9, and be meshed between gear 9, the upper end of rotating bar 10
The second telescopic rod 12 is inserted with, and the upper end of the second telescopic rod 12 is welded with stud 13, stud 13 is socketed in the interior of stent 14
Side, and the other end of stent 14 and the telescopic end of push-rod electric machine 5 are welded to connect, the upper end of the fixed link 2 offers placing groove,
The first telescopic rod 3 is inserted on the inside of placing groove, and spring is placed with, and first stretches between 2 and first telescopic rod 3 of fixed link
The upper end of contracting bar 3, which is glued, sheet rubber, and one end of the snap ring 11 is connected, and snap ring 11 by screw with the inner wall of housing 1
Circular through hole is equipped with, and the body of rod of rotating bar 10 is equipped with the sliding slot of circular ring shape, snap ring 11 is socketed in the outside of sliding slot, described
Stent 14 offers screw hole close to one end of stud 13, and stud 13 is connected with stent 14 by screw thread, the stud 13 it is upper
End is welded with fixture block 15, and be equipped with card slot 16 by screw on the outer wall of ontology 4, and fixture block 15 is socketed in the interior of card slot 16
Side, the vertical width of the fixture block 15 are less than the minimum range between 16 upper and lower ends inner wall of card slot, the rotating bar 10 it is upper
End offers the sliding slot of cuboid, and the second telescopic rod 12 is cuboid, and the second telescopic rod 12 is plugged in the inside of sliding slot,
The lower end of the housing 1, which is glued, has rubber pad, and the upper end of housing 1 is equipped with cover board 17 by hinge.
In embodiment 1, the present apparatus raises ontology 4 in use, first passing through push-rod electric machine 5, and the camera lens of ontology 4 is made to be higher than shell
Body 1, damp hinge 6 cause ontology 4 to be not easy to shake, then turning knob 8, and speed reducer 7 passes through the drive rotating bar 10 of gear 9 at this time
Slowly rotation, final rotating bar 10 by the second telescopic rod 12 drive stud 13 rotate, stud 13 under the cooperation of stent 14 to
Upper or utilization downwards, drives ontology 4 to rotate, adjusts the angle of 4 camera lens of ontology, make ontology eventually by fixture block 15 and card slot 16
4 have preferable drop shadow effect, and adjusting process is convenient and simple, and the upper end of rotating bar 10 offers the sliding slot of cuboid, and second
Telescopic rod 12 is cuboid, and rotating bar 10 is matched with the second telescopic rod 12, it is ensured that stud 13 can be rotated normally,
The distance between stud 13 and rotating bar 10 can change simultaneously, ensure that is adjusted is normally carried out.
In embodiment 2, when device is stored, ontology 4 can well be protected by housing 1, and the first telescopic rod 3
Under elastic reaction, cushioning effect can be played to ontology 4, avoid device and be damaged in transportational process.
The foregoing is only a preferred embodiment of the present invention, but protection scope of the present invention be not limited thereto,
Any one skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (8)
1. a kind of teaching projecting apparatus that teacher is facilitated to carry, including housing (1), which is characterized in that housing (1) inner wall
There are four fixed link (2), the upper end of fixed link (2) is inserted with the first telescopic rod (3) for bottom end welding, the first telescopic rod (3) it is upper
End is placed with ontology (4), and by screw installation, there are two push-rod electric machine (5), push-rod electric machines (5) for the bottom end of housing (1) inner wall
Upper end be connected by damp hinge (6) with ontology (4), and housing (1) inner wall bottom end insertion speed reducer is installed
(7), the input terminal of speed reducer (7) extends to the outside of housing (1) and is connected with knob (8), the input terminal of speed reducer (7)
It is keyed with gear (9), and rotating bar (10) is equipped with by snap ring (11) on the inner wall of housing (1), under rotating bar (10)
End is equipped with gear (9), and be meshed between gear (9), and the upper end of rotating bar (10) is inserted with the second telescopic rod (12), and
And second the upper end of telescopic rod (12) be welded with stud (13), stud (13) is socketed in the inside of stent (14), and stent (14)
The telescopic end of the other end and push-rod electric machine (5) be welded to connect.
A kind of 2. teaching projecting apparatus that teacher is facilitated to carry according to claim 1, which is characterized in that the fixed link
(2) upper end offers placing groove, and the first telescopic rod (3), and fixed link (2) and the first telescopic rod are inserted on the inside of placing groove
(3) spring is placed between, and the upper end splicing of the first telescopic rod (3) has sheet rubber.
A kind of 3. teaching projecting apparatus that teacher is facilitated to carry according to claim 1, which is characterized in that the snap ring
(11) one end is connected by screw with the inner wall of housing (1), and snap ring (11) is equipped with circular through hole, and rotating bar (10)
The body of rod be equipped with the sliding slot of circular ring shape, snap ring (11) is socketed in the outside of sliding slot.
A kind of 4. teaching projecting apparatus that teacher is facilitated to carry according to claim 1, which is characterized in that the stent
(14) screw hole is offered close to one end of stud (13), stud (13) is connected with stent (14) by screw thread.
A kind of 5. teaching projecting apparatus that teacher is facilitated to carry according to claim 1, which is characterized in that the stud
(13) upper end is welded with fixture block (15), and is equipped with card slot (16), and fixture block (15) by screw on the outer wall of ontology (4)
It is socketed in the inside of card slot (16).
A kind of 6. teaching projecting apparatus that teacher is facilitated to carry according to claim 1 or 5, which is characterized in that the card
The vertical width of block (15) is less than the minimum range between card slot (16) upper and lower ends inner wall.
A kind of 7. teaching projecting apparatus that teacher is facilitated to carry according to claim 1, which is characterized in that the rotating bar
(10) upper end offers the sliding slot of cuboid, and the second telescopic rod (12) is cuboid, and the second telescopic rod (12) plugs
In the inside of sliding slot.
A kind of 8. teaching projecting apparatus that teacher is facilitated to carry according to claim 1, which is characterized in that the housing
(1) lower end, which is glued, has rubber pad, and the upper end of housing (1) is equipped with cover board (17) by hinge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810008953.0A CN108198467A (en) | 2018-01-04 | 2018-01-04 | A kind of teaching projecting apparatus that teacher is facilitated to carry |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810008953.0A CN108198467A (en) | 2018-01-04 | 2018-01-04 | A kind of teaching projecting apparatus that teacher is facilitated to carry |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108198467A true CN108198467A (en) | 2018-06-22 |
Family
ID=62588329
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810008953.0A Withdrawn CN108198467A (en) | 2018-01-04 | 2018-01-04 | A kind of teaching projecting apparatus that teacher is facilitated to carry |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108198467A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108897188A (en) * | 2018-08-29 | 2018-11-27 | 广东海翔教育科技有限公司 | A kind of portable projector |
| CN108916592A (en) * | 2018-06-29 | 2018-11-30 | 江西财经大学 | A kind of image processing equipment bracket |
| CN114690516A (en) * | 2020-12-28 | 2022-07-01 | 苏州佳世达光电有限公司 | Projection device |
-
2018
- 2018-01-04 CN CN201810008953.0A patent/CN108198467A/en not_active Withdrawn
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108916592A (en) * | 2018-06-29 | 2018-11-30 | 江西财经大学 | A kind of image processing equipment bracket |
| CN108916592B (en) * | 2018-06-29 | 2020-05-12 | 江西财经大学 | Image processing equipment support |
| CN108897188A (en) * | 2018-08-29 | 2018-11-27 | 广东海翔教育科技有限公司 | A kind of portable projector |
| CN108897188B (en) * | 2018-08-29 | 2020-10-02 | 山西回宫六点教育科技有限公司 | Portable projector |
| CN114690516A (en) * | 2020-12-28 | 2022-07-01 | 苏州佳世达光电有限公司 | Projection device |
| CN114690516B (en) * | 2020-12-28 | 2024-03-22 | 苏州佳世达光电有限公司 | Projection device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108198467A (en) | A kind of teaching projecting apparatus that teacher is facilitated to carry | |
| RU2017103734A (en) | MODULAR COMPUTER | |
| MX2009007533A (en) | Cable-free arthroendoscope. | |
| CN205959435U (en) | Display device for computer teaching | |
| CN108039073A (en) | A kind of instructional device applied to robot teaching's platform | |
| CN111513463A (en) | Sight podium of english teaching usefulness | |
| CN206312417U (en) | A kind of Integrative laparoscopic analogue means | |
| CN208687300U (en) | A kind of teaching display screen convenient for adjusting | |
| KR20200032869A (en) | Projector of Shadow fairytale | |
| CN206179270U (en) | Multi -functional display device is used in academic program of movie & TV director | |
| CN207181946U (en) | Projecting apparatus and projector equipment | |
| KR20120027849A (en) | Sand animation apparatus | |
| CN207319495U (en) | Interaction optics panorama practical traning platform and interaction optics panorama Training Room | |
| CN209417948U (en) | Prevent nearly learning machine | |
| CN210155864U (en) | Intelligent teaching aid that profession and specialty level student used | |
| CN204029195U (en) | A kind of projection drawing boards | |
| CN208074443U (en) | A kind of projector mount | |
| CN207560248U (en) | A kind of portable intelligent home theater | |
| CN209044921U (en) | Learn box | |
| CN209511481U (en) | A kind of display device | |
| CN206773986U (en) | A kind of ideology and politics projection teaching aid | |
| CN207052118U (en) | A kind of English teaching Listening Training device | |
| CN206893113U (en) | A kind of monographic experiment projection equipment | |
| RU101566U1 (en) | MULTIMEDIA TRIBUNA | |
| CN203910142U (en) | Teaching demonstration device of fireproof roller shutter |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180622 |