CN108255003A - A kind of junior middle school's teaching equipment maintained easily - Google Patents
A kind of junior middle school's teaching equipment maintained easily Download PDFInfo
- Publication number
- CN108255003A CN108255003A CN201711471696.6A CN201711471696A CN108255003A CN 108255003 A CN108255003 A CN 108255003A CN 201711471696 A CN201711471696 A CN 201711471696A CN 108255003 A CN108255003 A CN 108255003A
- Authority
- CN
- China
- Prior art keywords
- projecting apparatus
- apparatus housing
- side wall
- bottom end
- camera lens
- 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- Withdrawn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
Classifications
-
- 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
- G03B21/16—Cooling; Preventing overheating
-
- 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
- G03B21/54—Accessories
-
- 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
Abstract
The invention discloses a kind of junior middle school's teaching equipments maintained easily, including projecting apparatus housing, the projecting apparatus housing includes camera lens and two ventilation holes, support base is fixed on the bottom end side wall of the projecting apparatus housing, and the one end of support base far from projecting apparatus housing is equipped with sucker, the both sides of the projecting apparatus housing tip side wall are symmetrically installed with hanging ring, the centre position of the projecting apparatus housing bottom end side wall is fixed with installs case, and installs case is equipped with open rectangular parallelepiped structure for top, driving motor is installed on the bottom end inner wall of the installs case, and the output shaft of driving motor is equipped with first gear through the bottom end side wall of projecting apparatus housing.The configuration of the present invention is simple, it is novel in design, not only effectively avoid camera lens contamination dust, the maintenance for facilitating people uses, and greatly increase the heat dissipation performance of projecting apparatus, avoid causes internal element temperature excessively high because projecting apparatus usage time is long, extends the service life of projecting apparatus, is worthy to be popularized.
Description
Technical field
The present invention relates to junior middle school's teaching equipment technical field more particularly to a kind of junior middle school's teaching equipments maintained easily.
Background technology
Projecting apparatus, also known as projector are a kind of equipment that can be projected image or video on curtain, can be by not
The same computer of interface together, VCD, DVD, BD, game machine, DV etc., which are connected, plays corresponding vision signal, and projecting apparatus is wide at present
It is general to be applied to family, office, school and public place of entertainment, according to working method difference, there are the different types such as CRT, LCD, DLP,
Projecting apparatus in the case where country pulls the policy of domestic demand and the background that is constantly promoted of people's income, the implementation of Rural Culture ethnic minority regions into
One step has pushed the rapid growth of China's Projector Market.
In the education and instruction in junior middle school, it can usually use to projecting apparatus, existing projecting apparatus is generally using fixedly mounted
, in routine use, the camera lens of projecting apparatus is exposed for a long time, even if inapplicable, camera lens is also exposed to outside, ten
Divide and become easily infected by dust, cleaning is got up cumbersome, it has not been convenient to safeguard, be easily damaged equipment, and projecting apparatus is used in long-time
In process afterwards, the internal temperature raising of projecting apparatus is easy to cause, causes to radiate bad, influences the service life of projecting apparatus.
Invention content
The purpose of the present invention is to solve shortcoming in the prior art, and a kind of junior middle school maintained easily proposed
Teaching equipment.
To achieve these goals, present invention employs following technical solutions：
A kind of junior middle school's teaching equipment maintained easily, including projecting apparatus housing, the projecting apparatus housing includes camera lens and two
A ventilation hole is fixed with support base, and the one end of support base far from projecting apparatus housing on the bottom end side wall of the projecting apparatus housing
Sucker is installed, the both sides of the projecting apparatus housing tip side wall are symmetrically installed with hanging ring, the projecting apparatus housing bottom end side wall
Centre position be fixed with installs case, and installs case is equipped with open rectangular parallelepiped structure for top, in the bottom end of the installs case
Driving motor is installed, and the output shaft of driving motor is equipped with first gear through the bottom end side wall of projecting apparatus housing on wall,
Two shafts are rotatablely equipped between the projecting apparatus housing tip inner wall and bottom end inner wall, and two shafts are located at the two of camera lens
Side, the bottom end of two shafts are mounted on second gear, and second gear is engaged with first gear, and the both sides of the shaft are all provided with
Screw is equipped with, and two wire rod threads are oppositely oriented, is threaded with screw block on the screw, on the side wall of the screw block
Connecting rod is welded with, baffle, the distribution symmetrical above and below of two block baffles, the gear being located above are fixed between two opposite connecting rods
The side wall of plate is equipped with fixed block, and the fixed block is equipped with groove, and spring is connected on the bottom end inner wall of groove, the bullet
One end of spring is connected with touching block, and point driving switch, the projecting apparatus housing are equipped on the top inner wall of the projecting apparatus housing
Heat emission fan is symmetrically arranged with, and the air outlet of heat emission fan goes out to be provided with Air Filter on side wall far from camera lens.
Preferably, the camera lens is located at the centre position of projecting apparatus housing side side wall, and two ventilation holes are located at camera lens
Both sides.
Preferably, there are four the support base settings, and the both sides of projecting apparatus housing bottom end side wall are symmetrically distributed in.
Preferably, the baffle is semicircular structure, and the vertical section area of two baffles is more than the vertical section face of camera lens
Product.
Preferably, the touching block is the arcuate structure of rubber material, and touches the underface that block is located at point driving switch.
Preferably, the point driving switch is electrically connected with heat emission fan.
The beneficial effects of the invention are as follows：
1st, pass through the structures such as sucker and hanging ring so that projecting apparatus can not only be fixed on the positions such as desktop, can also hang
On the ceiling, convenient for people to use, using two block baffles, can block camera lens prevents contamination dust, use when
Time can be that two block baffles separate, and not interfere with the normal work of projecting apparatus, effectively avoid camera lens contamination dust, facilitate
The maintenance of people uses；
2nd, by touching the structures such as block, point driving switch and fan, the air flowing inside projecting apparatus can be accelerated, and only
Fan can just work when baffle is opened, automation it is higher, greatly increase the heat dissipation performance of projecting apparatus, avoid because
Cause internal element temperature excessively high for projecting apparatus usage time length, extend the service life of projecting apparatus.
The configuration of the present invention is simple, it is novel in design, camera lens contamination dust is not only effectively avoided, facilitates the maintenance of people
It uses, and greatly increases the heat dissipation performance of projecting apparatus, avoid leads to internal member because projecting apparatus usage time is long
Part temperature is excessively high, extends the service life of projecting apparatus, is worthy to be popularized.
Description of the drawings
Fig. 1 is a kind of structure diagram of junior middle school's teaching equipment maintained easily proposed by the present invention；
Fig. 2 is a kind of sectional view of junior middle school's teaching equipment maintained easily proposed by the present invention；
Fig. 3 is a kind of side view of junior middle school's teaching equipment maintained easily proposed by the present invention.
In figure：1 projecting apparatus housing, 2 support bases, 3 suckers, 4 hanging rings, 5 camera lenses, 6 ventilation holes, 7 installs cases, 8 driving motors,
9 first gears, 10 shafts, 11 second gears, 12 screws, 13 screw blocks, 14 connecting rods, 15 baffles, 16 fixed blocks, 17 springs,
18 touching blocks, 19 point driving switch, 20 heat emission fans, 21 Air Filters.
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. 1-3, a kind of junior middle school's teaching equipment maintained easily, including projecting apparatus housing 1, projecting apparatus housing 1 includes
Camera lens 5 and two ventilation holes 6, camera lens 5 is located at the centre position of 1 side side wall of projecting apparatus housing, and two ventilation holes 6 are located at mirror
First 5 both sides are fixed with support base 2 on the bottom end side wall of projecting apparatus housing 1, and there are four the settings of support base 2, and is symmetrically distributed in
The both sides of 1 bottom end side wall of projecting apparatus housing, and the one end of support base 2 far from projecting apparatus housing 1 is equipped with sucker 3, projecting apparatus shell
The both sides of 1 top side wall of body are symmetrically installed with hanging ring 4, and the centre position of 1 bottom end side wall of projecting apparatus housing is fixed with installs case 7,
And installs case 7 is equipped with open rectangular parallelepiped structure for top, driving motor 8 is equipped on the bottom end inner wall of installs case 7, and drive
The output shaft of motor 8 is equipped with first gear 9,1 top inner wall of projecting apparatus housing and bottom through the bottom end side wall of projecting apparatus housing 1
Two shafts 10 are rotatablely equipped with, and two shafts 10 are located at the both sides of camera lens 5 between the inner wall of end, the bottom end of two shafts 10 is equal
Second gear 11 is installed, and second gear 11 is engaged with first gear 9, the both sides of shaft 10 are both provided with screw 12, and two
12 thread rotary orientation of root screw is welded with connecting rod on the contrary, be threaded with screw block 13 on screw 12 on the side wall of screw block 13
14, it is fixed with baffle 15 between two opposite connecting rods 14, baffle 15 is semicircular structure, and the vertical section of two baffles 15
Area is more than the vertical section area of camera lens 5, two block baffles, 15 distribution symmetrical above and below, and the side wall of baffle 15 being located above is equipped with
Fixed block 16, fixed block 16 is equipped with groove, and spring 17 is connected on the bottom end inner wall of groove, and one end of spring 17 is connected with
Block 18 is touched, touching block 18 is the arcuate structure of rubber material, and touches the underface that block 18 is located at point driving switch 19, projecting apparatus
Point driving switch 19 is installed, projecting apparatus housing 1 is symmetrically arranged with heat dissipation on the side wall far from camera lens 5 on the top inner wall of housing 1
Fan 20, point driving switch 19 is electrically connected with heat emission fan 20, and the air outlet of heat emission fan 20 goes out to be provided with Air Filter 21, present invention knot
Structure is simple, novel in design, not only effectively avoids camera lens contamination dust, and the maintenance for facilitating people uses, and greatly
The heat dissipation performance of projecting apparatus is increased, avoid causes internal element temperature excessively high because projecting apparatus usage time is long, extends
The service life of projecting apparatus, is worthy to be popularized.
Operation principle：When needing using projecting apparatus, as needed, pass through sucker 3 and hanging ring 4 so that projecting apparatus is not only
The positions such as desktop can be fixed on, can also be hung on the ceiling, startup driving motor 8 convenient for people to use, by the
One gear 9 can rotate second gear 11, then shaft 10 be driven to rotate, two screws 12 it is oppositely oriented, so as to
Two screw blocks 13 are located remotely from each other, then by connecting rod 14, separate two baffles 15, so as to which camera lens 5 will not be blocked, when
When two block baffles 15 gradually move upwards, point driving switch 19 is touched by touching block 18, so as to open heat dissipation tank 20, accelerates projection
Air flowing inside instrument housing 1, improves heat dissipation effect；It is that two block baffles 15 keep off camera lens 5 when not needing to using projecting apparatus
Firmly, camera lens contamination dust is effectively avoided, the maintenance for facilitating people uses, while touch block 18 and leave point driving switch 19,
Heat emission fan 20 is closed, and Air Filter 21 prevents dust from entering projecting apparatus housing 1.
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 (6)
- A kind of 1. junior middle school's teaching equipment maintained easily, including projecting apparatus housing (1), which is characterized in that the projecting apparatus housing (1) including camera lens (5) and two ventilation holes (6), support base (2) is fixed on the bottom end side wall of the projecting apparatus housing (1), and The one end of support base (2) far from projecting apparatus housing (1) is equipped with sucker (3), the both sides of projecting apparatus housing (1) top side wall Hanging ring (4) is symmetrically installed with, the centre position of projecting apparatus housing (1) bottom end side wall is fixed with installs case (7), and installs case (7) open rectangular parallelepiped structure is equipped with for top, driving motor (8) is installed, and drive on the bottom end inner wall of the installs case (7) The output shaft of dynamic motor (8) is equipped with first gear (9), the projecting apparatus housing through the bottom end side wall of projecting apparatus housing (1) (1) two shafts (10) are rotatablely equipped between top inner wall and bottom end inner wall, and two shafts (10) are positioned at the two of camera lens (5) Side, the bottom end of two shafts (10) are mounted on second gear (11), and second gear (11) is engaged with first gear (9), institute The both sides for stating shaft (10) are both provided with screw (12), and two screw (12) thread rotary orientations are on the contrary, spiral shell on the screw (12) Line is connected with screw block (13), and connecting rod (14), two opposite connecting rods are welded on the side wall of the screw block (13) (14) baffle (15), two block baffles (15) distribution symmetrical above and below, the side wall installation of the baffle being located above (15) are fixed between There is fixed block (16), the fixed block (16) is equipped with groove, and spring (17), the bullet are connected on the bottom end inner wall of groove One end of spring (17) is connected with touching block (18), and point driving switch (19) is equipped on the top inner wall of the projecting apparatus housing (1), The projecting apparatus housing (1) is symmetrically arranged with heat emission fan (20), and the air outlet of heat emission fan (20) on the side wall far from camera lens (5) Go out to be provided with Air Filter (21).
- A kind of 2. junior middle school's teaching equipment maintained easily according to claim 1, which is characterized in that camera lens (5) position In the centre position of projecting apparatus housing (1) side side wall, and two ventilation holes (6) are positioned at the both sides of camera lens (5).
- A kind of 3. junior middle school's teaching equipment maintained easily according to claim 1, which is characterized in that the support base (2) There are four settings, and is symmetrically distributed in the both sides of projecting apparatus housing (1) bottom end side wall.
- 4. a kind of junior middle school's teaching equipment maintained easily according to claim 1, which is characterized in that the baffle (15) is Semicircular structure, and the vertical section area of two baffles (15) is more than the vertical section area of camera lens (5).
- A kind of 5. junior middle school's teaching equipment maintained easily according to claim 1, which is characterized in that the touching block (18) For the arcuate structure of rubber material, and block (18) is touched positioned at the underface of point driving switch (19).
- A kind of 6. junior middle school's teaching equipment maintained easily according to claim 1, which is characterized in that the point driving switch (19) it is electrically connected with heat emission fan (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711471696.6A CN108255003A (en) | 2017-12-29 | 2017-12-29 | A kind of junior middle school's teaching equipment maintained easily |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711471696.6A CN108255003A (en) | 2017-12-29 | 2017-12-29 | A kind of junior middle school's teaching equipment maintained easily |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108255003A true CN108255003A (en) | 2018-07-06 |
Family
ID=62725085
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711471696.6A Withdrawn CN108255003A (en) | 2017-12-29 | 2017-12-29 | A kind of junior middle school's teaching equipment maintained easily |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108255003A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110955100A (en) * | 2019-12-13 | 2020-04-03 | 义乌程祺电子商务有限公司 | Projector heat dissipation and dust prevention device beneficial to centrifugal force principle |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1540433A (en) * | 2003-04-21 | 2004-10-27 | ������������ʽ���� | Lens damper mechanism and image pick-up |
| CN103207505A (en) * | 2013-03-26 | 2013-07-17 | 苏州佳世达光电有限公司 | Projector |
| CN105068366A (en) * | 2015-09-01 | 2015-11-18 | 曾维 | Projector type automatic dustproof system |
| CN205334038U (en) * | 2016-01-05 | 2016-06-22 | 重庆电子工程职业学院 | Think of political affairs projection arrangement for training |
| CN205787566U (en) * | 2015-12-25 | 2016-12-07 | 深圳市华谊网络有限公司 | A kind of novel intelligent portable minisize scialyscope |
-
2017
- 2017-12-29 CN CN201711471696.6A patent/CN108255003A/en not_active Withdrawn
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1540433A (en) * | 2003-04-21 | 2004-10-27 | ������������ʽ���� | Lens damper mechanism and image pick-up |
| CN103207505A (en) * | 2013-03-26 | 2013-07-17 | 苏州佳世达光电有限公司 | Projector |
| CN105068366A (en) * | 2015-09-01 | 2015-11-18 | 曾维 | Projector type automatic dustproof system |
| CN205787566U (en) * | 2015-12-25 | 2016-12-07 | 深圳市华谊网络有限公司 | A kind of novel intelligent portable minisize scialyscope |
| CN205334038U (en) * | 2016-01-05 | 2016-06-22 | 重庆电子工程职业学院 | Think of political affairs projection arrangement for training |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110955100A (en) * | 2019-12-13 | 2020-04-03 | 义乌程祺电子商务有限公司 | Projector heat dissipation and dust prevention device beneficial to centrifugal force principle |
| CN110955100B (en) * | 2019-12-13 | 2022-01-28 | 深圳市杰奇科技创新有限公司 | Projector heat dissipation and dust prevention device beneficial to centrifugal force principle |
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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 |
Application publication date: 20180706 |
|
| WW01 | Invention patent application withdrawn after publication |