CN108980553A - Projector is used in the adjustable teaching of one kind - Google Patents
Projector is used in the adjustable teaching of one kind Download PDFInfo
- Publication number
- CN108980553A CN108980553A CN201811090646.8A CN201811090646A CN108980553A CN 108980553 A CN108980553 A CN 108980553A CN 201811090646 A CN201811090646 A CN 201811090646A CN 108980553 A CN108980553 A CN 108980553A
- Authority
- CN
- China
- Prior art keywords
- fixedly connected
- telescopic rod
- projector
- rod
- threaded rod
- 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.)
- Pending
Links
- 230000003028 elevating effect Effects 0.000 claims abstract description 11
- 230000003014 reinforcing effect Effects 0.000 claims description 6
- 235000005121 Sorbus torminalis Nutrition 0.000 claims description 5
- 244000152100 Sorbus torminalis Species 0.000 claims description 5
- 210000000515 tooth Anatomy 0.000 description 22
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 206010020675 Hypermetropia Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization 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
- F16M11/02—Heads
- F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
- F16M11/06—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand allowing pivoting
- F16M11/10—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand allowing pivoting around a horizontal axis
-
- 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
- F16M11/24—Undercarriages with or without wheels changeable in height or length of legs, also for transport only, e.g. by means of tubes screwed into each other
- F16M11/26—Undercarriages with or without wheels changeable in height or length of legs, also for transport only, e.g. by means of tubes screwed into each other by telescoping, with or without folding
- F16M11/28—Undercarriages for supports with one single telescoping pillar
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Business, Economics & Management (AREA)
- Educational Administration (AREA)
- Educational Technology (AREA)
- Theoretical Computer Science (AREA)
- Projection Apparatus (AREA)
Abstract
The invention discloses a kind of adjustable teaching projectors, including projector, the bottom of the projector is equipped with support plate, the second sliding seat is fixedly connected on the right side of the support plate bottom, the bottom of second sliding seat is connected with secondary telescopic rod, the bottom of the pair telescopic rod is equipped with main telescopic rod, and the inner cavity of the main telescopic rod is equipped with threaded rod, and the top of the threaded rod is equipped with baffle.The present invention by be arranged main telescopic rod, secondary telescopic rod, the second sliding seat, support plate, threaded rod, rotation handle, baffle, movable block, from mantle tooth, active conical tooth and elevating lever, it solves the projector on existing market and does not have the function of adjusting projection angle, staff needs to carry out padded to projector by external tool when in use or the operation such as forces down, it is not only very complicated and dangerous, projector is easy to happen the phenomenon that falling, and is unfavorable for the problem of product uses.
Description
Technical field
The present invention relates to porjector technology field, projector is used in specially a kind of adjustable teaching.
Background technique
Teaching plays very important effect in the development of human civilization, it has pushed great scientific and technological progress,
Twentieth century scientific and technological progress makes us praising again and again really to human being's production and life bring great variety, from the ancient times
It rises and is always the person who can hear voices a long way off of people's illusion, farsighted person, airflight and flies to space and all become a reality in this century, and impart knowledge to students
Many equipment are needed, wherein projector is exactly one of them.
It needs to need since projector price is higher on different ground using to projector in modern education and instruction
Side is used alternatingly, and needs to adjust different angles in different environment, the projector on existing market does not have adjusting projected angle
The function of degree, staff need to carry out padded to projector by external tool when in use or the operation such as force down, not only
Very complicated and dangerous, projector is easy to happen the phenomenon that falling, and is unfavorable for the use of product.
Summary of the invention
The purpose of the present invention is to provide a kind of adjustable teaching projector, have adjustable using the excellent of angle
Point solves the problems, such as on existing market that projector does not have and adjustable uses angle function.
To achieve the above object, it the invention provides the following technical scheme: a kind of adjustable impart knowledge to students uses projector, including throws
Shadow instrument, the bottom of the projector is equipped with support plate, is fixedly connected with the second sliding seat on the right side of the support plate bottom, described
The bottom of second sliding seat is connected with secondary telescopic rod, and the bottom of the pair telescopic rod is equipped with main telescopic rod, and the master is flexible
The inner cavity of bar is equipped with threaded rod, and the top of the threaded rod is equipped with baffle, the junction of the two sides of the baffle and main telescopic rod
It is fixedly connected, the top and bottom of the threaded rod are connected with bearing, and the bearing is distinguished far from the side of threaded rod
It is fixedly connected with the junction of baffle and main telescopic rod, the bottom on the threaded rod surface is arranged with from mantle tooth, described driven
Cone is engaged with active conical tooth on the left of bottom of the tooth portion, and swingle is fixedly connected on the left of the active conical tooth, the swingle
Left side is through main telescopic rod and is fixedly connected with rotation handle, and the surface of the threaded rod is arranged with movable block, the movable block
Two sides are fixedly connected to fagging, and the bottom of the main telescopic rod inner cavity two sides offers first be used cooperatively with fagging and slides
Slot is fixedly connected with elevating lever at the top of the fagging, and the top of the elevating lever through baffle and is fixedly connected with connecting plate,
The top of the connecting plate is fixedly connected with the junction of secondary telescopic rod bottom.
Preferably, the two sides of the connecting plate are fixedly connected to sliding block, and the top of the main telescopic rod inner cavity two sides is equal
Offer the second sliding slot being used cooperatively with sliding block.
Preferably, the first sliding seat, the bottom of first sliding seat are fixedly connected on the left of the support plate bottom
It is connected with fixed link, the bottom of the fixed link is fixedly connected with fixed plate, the bottom of the main telescopic rod and fixed plate
Junction be fixedly connected.
Preferably, the bottom of the fixed plate is fixedly connected with support rod, and the two sides of the support rod are fixedly connected to
Reinforcing rod.
Preferably, the active conical tooth and wearing layer is arranged with from the surface of mantle tooth, the surface of the rotation handle is opened
Equipped with anti-skid chequer.
Compared with prior art, beneficial effects of the present invention are as follows:
1, the present invention is by being arranged main telescopic rod, secondary telescopic rod, the second sliding seat, support plate, threaded rod, rotation handle, baffle, work
Motion block, from mantle tooth, active conical tooth and elevating lever, device can be made to reach the adjustable function using angle, solve existing city
Projector on field does not have the function of adjusting projection angle, and staff is needed when in use by external tool to projection
Instrument carries out padded or the operation such as forces down, and not only very complicated and dangerous, projector is easy to happen the phenomenon that falling, and is unfavorable for producing
The problem of product use.
2, the present invention can effectively promote the stability and fluency when connecting plate movement by sliding block and second sliding slot,
Improve the practicability of device, by the first sliding seat and fixed link, can make support plate when carrying out angular adjustment more
It is stable and smooth, the practicability of device is improved, it, being capable of effective avoiding device showing of occurring shaking when in use by reinforcing rod
As improving stability when device uses, by anti-skid chequer, can effectively avoid user when to rotation rotating
The phenomenon that slipping improves the practicability of device.
Detailed description of the invention
Fig. 1 is schematic structural view of the invention；
Fig. 2 is the main telescopic rod cross-sectional view of the present invention.
In figure: 1 projector, 2 first sliding seat, 3 fixed links, 4 fixed plates, 5 reinforcing rods, 6 support rods, 7 main telescopic rods, 8
Secondary telescopic rod, 9 second sliding seat, 10 support plates, 11 threaded rods, 12 faggings, 13 rotation handles, 14 swingles, 15 connecting plates, 16 are slided
Block, 17 baffles, 18 movable blocks, 19 first sliding grooves, 20 are gone up and down from mantle tooth, 21 bearings, 22 active conical tooths, 23 second sliding slots, 24
Bar.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
A kind of adjustable teaching projector adjustable teaching projector, including projector 1 referring to FIG. 1-2,
The bottom of projector 1 is equipped with support plate 10, is fixedly connected with the first sliding seat 2, the first sliding seat 2 on the left of 10 bottom of support plate
Bottom be connected with fixed link 3, the bottom of fixed link 3 is fixedly connected with fixed plate 4, the bottom of main telescopic rod 7 and fixation
The junction of plate 4 is fixedly connected, by the first sliding seat 2 and fixed link 3, can make support plate 10 when carrying out angular adjustment more
The stabilization and smoothness added, improves the practicability of device, and the bottom of fixed plate 4 is fixedly connected with support rod 6, and the two of support rod 6
Side is fixedly connected to reinforcing rod 5, by reinforcing rod 5, can the phenomenon that effectively avoiding device shakes when in use, promotion
Stability when device uses is fixedly connected with the second sliding seat 9, the bottom of the second sliding seat 9 on the right side of 10 bottom of support plate
Portion is connected with secondary telescopic rod 8, and the bottom of secondary telescopic rod 8 is equipped with main telescopic rod 7, and the inner cavity of main telescopic rod 7 is equipped with threaded rod
11, the top of threaded rod 11 is equipped with baffle 17, and the two sides of baffle 17 are fixedly connected with the junction of main telescopic rod 7, threaded rod 11
Top and bottom be connected with bearing 21, side of the bearing 21 far from threaded rod 11 respectively with baffle 17 and main telescopic rod
7 junction is fixedly connected, and the bottom on 11 surface of threaded rod is arranged with from mantle tooth 20, is engaged from the left side of 20 bottom of mantle tooth
There is active conical tooth 22, the left side of active conical tooth 22 is fixedly connected with swingle 14, and main telescopic rod 7 is run through simultaneously in the left side of swingle 14
Rotation is fixedly connected with 13, active conical tooth 22 and is arranged with wearing layer from the surface of mantle tooth 20, rotates the surface 13
Anti-skid chequer is offered, by anti-skid chequer, can effectively avoid what user occurred slipping when rotating rotation 13 from showing
As improving the practicability of device, the surface of threaded rod 11 is arranged with movable block 18, and the two sides of movable block 18 are fixedly connected to
The bottom of fagging 12, main 7 inner cavity two sides of telescopic rod offers the first sliding groove 19 being used cooperatively with fagging 12, the top of fagging 12
Portion is fixedly connected with elevating lever 24, and the top of elevating lever 24 through baffle 17 and is fixedly connected with connecting plate 15, connecting plate 15
Two sides are fixedly connected to sliding block 16, and the top of main 7 inner cavity two sides of telescopic rod offers second be used cooperatively with sliding block 16
Sliding slot 23 can effectively be promoted the stability and fluency when the movement of connecting plate 15, be promoted by sliding block 16 and second sliding slot 23
The practicability of device, the top of connecting plate 15 are fixedly connected with the junction of 8 bottom of secondary telescopic rod.
In use, rotated to rotation 13 by user, by rotate 13 rotation drive swingle 14 into
Row rotation drives active conical tooth 22 to be rotated by the rotation of swingle 14, is driven by the rotation of active conical tooth 22 driven
Cone tooth 20 is rotated, and by driving threaded rod 11 to be rotated from the rotation of mantle tooth 20, passes through the rotation band of threaded rod 11
Dynamic movable block 18 is moved, and is slided by the mobile drive fagging 12 of movable block 18 in the inner cavity of first sliding groove 19, is led to
The mobile drive elevating lever 24 for crossing fagging 12 is moved, and is moved by the mobile drive connecting plate 15 of elevating lever 24, is led to
The movement for crossing connecting plate 15 is slided with movable slider 16 in the inner cavity of second sliding slot 23, and the mobile drive pair of connecting plate 15 is passed through
Telescopic rod 8 is moved, and is moved by the second sliding seat of mobile drive 9 of secondary telescopic rod 8, passes through the second sliding seat 9
Movement makes support plate 10 and the angle of horizontal plane change, and drives projector 1 and horizontal plane by the variation of support plate 10
Angle changes, and device can be made to reach the adjustable function using angle by the cooperation of above structure, be suitble to promote the use of.
In summary: adjustable teaching projector, by main telescopic rod 7, secondary telescopic rod 8, the second sliding seat 9,
Support plate 10, threaded rod 11 are rotated 13, baffle 17, movable block 18, from mantle tooth 20, active conical tooth 22 and elevating lever 24, are solved
The projector on existing market of having determined does not have the function of adjusting projection angle, and staff is needed when in use by outside
Tool carries out padded or the operation such as forces down to projector, not only very complicated and dangerous, and projector is easy to happen showing of falling
As being unfavorable for the problem of product uses.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (5)
1. a kind of adjustable teaching projector, including projector (1), it is characterised in that: the bottom of the projector (1) is set
Have support plate (10), is fixedly connected with the second sliding seat (9) on the right side of support plate (10) bottom, second sliding seat
(9) bottom is connected with secondary telescopic rod (8), and the bottom of the pair telescopic rod (8) is equipped with main telescopic rod (7), and the master stretches
The inner cavity of contracting bar (7) is equipped with threaded rod (11), and the top of the threaded rod (11) is equipped with baffle (17), and the two of the baffle (17)
Side is fixedly connected with the junction of main telescopic rod (7), and the top and bottom of the threaded rod (11) are connected with bearing
(21), junction of side of the bearing (21) far from threaded rod (11) respectively with baffle (17) and main telescopic rod (7) is fixed
Connection, the bottom on threaded rod (11) surface is arranged with from mantle tooth (20), described to nibble on the left of mantle tooth (20) bottom
Conjunction has active conical tooth (22), is fixedly connected with swingle (14) on the left of the active conical tooth (22), the swingle (14)
Left side is through main telescopic rod (7) and is fixedly connected with rotation (13), and the surface of the threaded rod (11) is arranged with movable block
(18), the two sides of the movable block (18) are fixedly connected to fagging (12), and the bottom of main telescopic rod (7) the inner cavity two sides is equal
The first sliding groove (19) being used cooperatively with fagging (12) is offered, is fixedly connected with elevating lever at the top of the fagging (12)
(24), the top of the elevating lever (24) through baffle (17) and is fixedly connected with connecting plate (15), the connecting plate (15)
Top is fixedly connected with the junction of secondary telescopic rod (8) bottom.
2. the adjustable teaching projector of one kind according to claim 1, it is characterised in that: the connecting plate (15)
Two sides are fixedly connected to sliding block (16), and the top of main telescopic rod (7) the inner cavity two sides is offered to be cooperated with sliding block (16)
The second sliding slot (23) used.
3. the adjustable teaching projector of one kind according to claim 1, it is characterised in that: support plate (10) bottom
It is fixedly connected on the left of portion the first sliding seat (2), the bottom of first sliding seat (2) is connected with fixed link (3), institute
The bottom for stating fixed link (3) is fixedly connected with fixed plate (4), the bottom of the main telescopic rod (7) and the junction of fixed plate (4)
It is fixedly connected.
4. the adjustable teaching projector of one kind according to claim 3, it is characterised in that: the fixed plate (4)
Bottom is fixedly connected with support rod (6), and the two sides of the support rod (6) are fixedly connected to reinforcing rod (5).
5. the adjustable teaching projector of one kind according to claim 1, it is characterised in that: the active conical tooth (22)
It is arranged with wearing layer with from the surface of mantle tooth (20), the surface of (13) is offered anti-skid chequer by the rotation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811090646.8A CN108980553A (en) | 2018-09-19 | 2018-09-19 | Projector is used in the adjustable teaching of one kind |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811090646.8A CN108980553A (en) | 2018-09-19 | 2018-09-19 | Projector is used in the adjustable teaching of one kind |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108980553A true CN108980553A (en) | 2018-12-11 |
Family
ID=64545637
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811090646.8A Pending CN108980553A (en) | 2018-09-19 | 2018-09-19 | Projector is used in the adjustable teaching of one kind |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108980553A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110822227A (en) * | 2019-11-01 | 2020-02-21 | 常州工学院 | Projection device with wireless connection function |
| CN111692468A (en) * | 2020-06-15 | 2020-09-22 | 饶学军 | Multimedia projection device for network education and use method |
| CN112128566A (en) * | 2020-09-09 | 2020-12-25 | 周建勋 | Angle-adjustable supporting mechanism for medical equipment |
-
2018
- 2018-09-19 CN CN201811090646.8A patent/CN108980553A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110822227A (en) * | 2019-11-01 | 2020-02-21 | 常州工学院 | Projection device with wireless connection function |
| CN110822227B (en) * | 2019-11-01 | 2021-08-03 | 常州工学院 | Projection device with wireless connection function |
| CN111692468A (en) * | 2020-06-15 | 2020-09-22 | 饶学军 | Multimedia projection device for network education and use method |
| CN112128566A (en) * | 2020-09-09 | 2020-12-25 | 周建勋 | Angle-adjustable supporting mechanism for medical equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20181211 |
|
| WD01 | Invention patent application deemed withdrawn after publication |