CN206450952U - A kind of audio-visual education programme projecting apparatus of adjustable projection angle - Google Patents
A kind of audio-visual education programme projecting apparatus of adjustable projection angle Download PDFInfo
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- CN206450952U CN206450952U CN201720023136.3U CN201720023136U CN206450952U CN 206450952 U CN206450952 U CN 206450952U CN 201720023136 U CN201720023136 U CN 201720023136U CN 206450952 U CN206450952 U CN 206450952U
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Abstract
The utility model discloses a kind of audio-visual education programme projecting apparatus of adjustable projection angle, including installing plate, the bottom of the installing plate is fixedly connected with suspension rod, the bottom of the suspension rod is fixedly connected with fixed plate, fix bar is fixedly connected with the left of the fixed plate bottom, cylinder is fixedly connected with the right side of the fixed plate bottom, the bottom of the fix bar is connected with the first fixed block by rotating shaft, the bottom of first fixed block is fixedly connected with projection box, right side at the top of the projection box is fixedly connected with the second fixed block, the top of second fixed block is flexibly connected by rotating shaft with the output end of cylinder, the right side opening of the projection box is provided with first through hole, the bottom of the projection box offers the second through hole.The utility model is by setting projection box, cylinder, supporting plate, support block, montant, projector, sliding bar, connecting rod, contiguous block, adjusting rod and limited block, and the effect of projection angle can be adjusted by having reached.
Description
Technical field
The utility model is related to audio-visual education programme technical field, specially a kind of audio-visual education programme projecting apparatus of adjustable projection angle.
Background technology
Audio-visual education programme is modern education with modern education such as computer, projecting apparatus, magic lantern, recording, video recording, broadcast, film, TVs
Technical education, with Modern Educational Theory and technology, by the design of teaching process and resource, exploitation, using, manage and comment
Valency, to realize the theory and practice of teaching modernization.
In audio-visual education programme teaching, what people at most used is projecting apparatus, and projecting apparatus plays increasingly in electronic teaching
Important role, is brought conveniently to electronic teaching using projecting apparatus, improves quality of instruction, but existing projecting apparatus is
Fix on the ceiling, it is impossible to the angle to be projected is adjusted, if the shift in position of projection screen is accomplished by projecting
Instrument is reinstalled, and the use given people brings trouble, wastes the energy and time of user.
Utility model content
The purpose of this utility model is to provide a kind of audio-visual education programme projecting apparatus of adjustable projection angle, and throwing can be adjusted by possessing
The advantage of shadow angle, angle, the problem of projection screen shift in position is accomplished by reinstalling can not be adjusted by solving projecting apparatus.
To achieve the above object, the utility model provides following technical scheme：A kind of audio-visual education programme of adjustable projection angle is thrown
Shadow instrument, including installing plate, the bottom of the installing plate are fixedly connected with suspension rod, and the bottom of the suspension rod is fixedly connected with fixation
It is fixedly connected with the left of plate, the fixed plate bottom on the right side of fix bar, the fixed plate bottom and is fixedly connected with cylinder, institute
The bottom for stating fix bar is connected with the first fixed block by rotating shaft, and the bottom of first fixed block is fixedly connected with projection
Right side at the top of case, the projection box is fixedly connected with the second fixed block, and the top of second fixed block passes through rotating shaft and gas
The output end of cylinder is flexibly connected, and the right side opening of the projection box is provided with first through hole, and the bottom of the projection box offers second
Supporting plate is fixedly connected with the left of through hole, the projection chamber interior wall, the right side opening of the supporting plate is provided with groove, the groove
Inner chamber be fixedly connected with montant, the surface of the montant, which is arranged with the right side of support block, the support block, is fixedly connected with throwing
The right side that first through hole is through on the right side of projection lens, the projection lens is fixedly connected with the right side of shadow machine, the projector
Sliding bar is fixedly connected with the top of side, projector, the top of the sliding bar is connected with projecting the top slide of chamber interior wall,
The bottom of the projector, which is fixedly connected with the right side of connecting rod, the connecting rod, is fixedly connected with contiguous block, the contiguous block
Right side adjusting rod is connected with by rotating shaft, the bottom of the adjusting rod is through to the bottom of the second through hole, described second
The limited block used cooperatively with adjusting rod is fixedly connected with the left of through hole inner chamber.
It is preferred that, the both sides of the suspension rod have been fixedly connected with brace, and the bottom of the brace and the top of fixed plate are solid
Fixed connection.
It is preferred that, it is fixedly connected with the top of sliding block, the projection chamber interior wall and is offered with sliding at the top of the sliding bar
The chute that block is used cooperatively.
It is preferred that, the top and bottom on the montant surface is provided with spring, one end of the spring and groove it is interior
Wall is fixedly connected, and the one end of the spring away from groove inner wall is fixedly connected with the surface of support block.
It is preferred that, the top of the fix bar and the top of cylinder are fixed by the bottom of fixture and fixed plate and connected
Connect, the bottom of first fixed block and the bottom of the second fixed block are by fixture with being fixedly connected at the top of projection box.
Compared with prior art, the beneficial effects of the utility model are as follows：
1st, the utility model is by setting projection box, cylinder, supporting plate, support block, montant, projector, sliding bar, connection
Bar, contiguous block, adjusting rod and limited block, can drive the right-hand member of projection box to move up and down by the operation of cylinder, projection box
It is mobile to drive projector and projection lens to move up and down, pass through using cooperatively for supporting plate, support block, montant and sliding bar, energy
Projector is kept stable while movement, move adjusting rod by using hand, the mobile drive projector of adjusting rod is throwing
The inner chamber of shadow case is moved left and right, and it is that adjusting rod is toggled it into second with hand that projector is adjusted to proper angle with projection lens
Between the limited block set in through hole, adjusting rod is fixed by limited block, so as to be carried out to projector and projection lens
Fixed, the effect of projection angle can be adjusted by having reached.
2nd, the utility model can play fixation by setting brace to suspension rod, effectively avoid suspension rod and solid
Connection between fixed board loosens, and causes projecting apparatus to drop, and damages the situation of machine, can by setting sliding block and chute
Make the movement of sliding bar more smooth, effectively avoid sliding bar and interim card occur in movement, influence situation about using, pass through
Spring is set, cushioning effect can be played to projector, effectively prevent and shaken during adjustment angle degree, for projection
Machine causes situation about damaging.
Brief description of the drawings
Fig. 1 is the utility model structural representation；
Fig. 2 is the upward view of the utility model projection box；
Fig. 3 is the utility model A-A partial enlarged drawing.
In figure：1 installing plate, 2 suspension rods, 3 fixed plates, 4 fix bars, 5 first fixed blocks, 6 projection boxes, 7 projections
Machine, 8 cylinders, 9 second fixed blocks, 10 sliding bars, 11 first through hole, 12 projection lens, 13 second through holes, 14 regulations
Bar, 15 connecting rods, 16 contiguous blocks, 17 limited blocks, 18 supporting plates, 19 support blocks, 20 grooves, 21 montants, 22 springs,
23 braces.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belongs to the scope of the utility model protection.
Refer to Fig. 1-3, a kind of audio-visual education programme projecting apparatus of adjustable projection angle, including installing plate 1, the bottom of installing plate 1
Suspension rod 2 is fixedly connected with, the bottom of suspension rod 2 is fixedly connected with fixed plate 3, and the both sides of suspension rod 2 have been fixedly connected with brace 23, tiltedly
The bottom of bar 23 is fixedly connected with the top of fixed plate 3, by setting brace 23, can play fixation to suspension rod 2, effectively
The connection avoided between suspension rod 2 and fixed plate 3 loosen, cause projecting apparatus to drop, damage machine situation, fixed plate
Be fixedly connected with the left of 3 bottoms on the right side of fix bar 4, the bottom of fixed plate 3 and be fixedly connected with cylinder 8, the top of fix bar 4 with
The top of cylinder 8 is fixedly connected by fixture with the bottom of fixed plate 3, and the bottom of fix bar 4 is flexibly connected by rotating shaft
There is the first fixed block 5, the bottom of the first fixed block 5 is fixedly connected with projection box 6, and the right side at the top of projection box 6 is fixedly connected with
Second fixed block 9, the top of the second fixed block 9 is flexibly connected by rotating shaft with the output end of cylinder 8, the bottom of the first fixed block 5
Portion is fixedly connected with the bottom of the second fixed block 9 by fixture with the top of projection box 6, and the right side opening of projection box 6 is provided with
First through hole 11, the bottom of projection box 6 is offered is fixedly connected with supporting plate 18 on the left of the second through hole 13, the inwall of projection box 6,
The right side opening of supporting plate 18 is provided with groove 20, and the inner chamber of groove 20 is fixedly connected with montant 21, and the surface of montant 21 is arranged with branch
Bracer 19, the top and bottom on the surface of montant 21 is provided with spring 22, and one end of spring 22 is fixed with the inwall of groove 20 to be connected
Connect, the one end of spring 22 away from the inwall of groove 20 is fixedly connected with the surface of support block 19, by setting spring 22, can be to throwing
Shadow machine 7 plays cushioning effect, effectively prevent and is shaken during adjustment angle degree, the feelings for causing to damage for projector 7
Condition, the right side of support block 19 is fixedly connected with projector 7, and the right side of projector 7 is fixedly connected with projection lens 12, projection lens
12 right side is through to the right side of first through hole 11, is that the top of projector 7 is fixedly connected with sliding bar 10, the top of sliding bar 10
Portion is connected with the top slide of the inwall of projection box 6, and the top of sliding bar 10 is fixedly connected with sliding block, the top of the inwall of projection box 6
The chute used cooperatively with sliding block is offered, by setting sliding block and chute, the movement of sliding bar 10 can be made more smooth, had
There is interim card in movement in the sliding bar 10 that avoids of effect, influences situation about using, the bottom of projector 7 is fixedly connected with connection
Bar 15, the right side of connecting rod 15 is fixedly connected with contiguous block 16, and the right side of contiguous block 16 is connected with adjusting rod by rotating shaft
14, the bottom of adjusting rod 14 is through to the bottom of the second through hole 13, and the second through hole 13 is fixedly connected with and adjusted on the left of inner chamber
The limited block 17 that bar 14 is used cooperatively, can drive the right-hand member of projection box 6 to move up and down by the operation of cylinder 8, projection box 6
It is mobile to drive projector 7 and projection lens 12 to move up and down, pass through supporting plate 18, support block 19, montant 21 and sliding bar 10
Use cooperatively, projector 7 can be made to keep stable while movement, adjusting rod 14, the shifting of adjusting rod 14 are moved by using hand
Dynamic to drive projector 7 to be moved left and right in the inner chamber of projection box 6, projector 7 is adjusted into proper angle with projection lens 12 is, uses
Hand toggles it to adjusting rod 14 between the limited block 17 set in second through hole 13, and adjusting rod 14 is consolidated by limited block 17
Fixed, so that projector 7 be fixed with projection lens 12, the effect of projection angle can be adjusted by having reached.
In use, by the operation of cylinder 8 right-hand member of projection box 6 can be driven to move up and down, the mobile drive of projection box 6
Projector 7 and projection lens 12 are moved up and down, by using cooperatively for supporting plate 18, support block 19, montant 21 and sliding bar 10,
Projector 7 can be made to keep stable while movement, adjusting rod 14, the mobile drive projection of adjusting rod 14 are moved by using hand
Machine 7 is moved left and right in the inner chamber of projection box 6, and projector 7 is adjusted into proper angle with projection lens 12 is, with hand by adjusting rod
14 toggle it between the limited block 17 set in the second through hole 13, adjusting rod 14 are fixed by limited block 17, so that right
Projector 7 is fixed with projection lens 12, and the effect of projection angle can be adjusted by having reached.
In summary：The audio-visual education programme projecting apparatus of the adjustable projection angle, passes through projection box 6, cylinder 8, supporting plate 18, support
Block 19, montant 21, projector 7, sliding bar 10, connecting rod 15, contiguous block 16, adjusting rod 14 and limited block 17, solve projection
Instrument can not adjust angle, the problem of projection screen shift in position is accomplished by reinstalling.
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art,
It is appreciated that these embodiments can be carried out in the case where not departing from principle of the present utility model and spirit a variety of changes, repaiies
Change, replace and modification, scope of the present utility model is defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of audio-visual education programme projecting apparatus of adjustable projection angle, including installing plate (1), it is characterised in that：The installing plate (1)
Bottom is fixedly connected with suspension rod (2), and the bottom of the suspension rod (2) is fixedly connected with fixed plate (3), fixed plate (3) bottom
Left side be fixedly connected with the right side of fix bar (4), fixed plate (3) bottom and be fixedly connected with cylinder (8), the fix bar
(4) bottom is connected with the first fixed block (5) by rotating shaft, and the bottom of first fixed block (5) is fixedly connected with throwing
Right side at the top of shadow case (6), the projection box (6) is fixedly connected with the second fixed block (9), the top of second fixed block (9)
Portion is flexibly connected by rotating shaft with the output end of cylinder (8), and the right side opening of the projection box (6) is provided with first through hole (11), institute
The bottom for stating projection box (6) offers and is fixedly connected with supporting plate on the left of the second through hole (13), projection box (6) inwall
(18), the right side opening of the supporting plate (18) is provided with groove (20), and the inner chamber of the groove (20) is fixedly connected with montant (21),
The surface of the montant (21) is arranged with the right side of support block (19), the support block (19) and is fixedly connected with projector (7), institute
State and projection lens (12) is fixedly connected with the right side of projector (7), first through hole is through on the right side of the projection lens (12)
(11) sliding bar (10), the top of the sliding bar (10) and projection box are fixedly connected with the top of right side, projector (7)
(6) the top slide connection of inwall, the bottom of the projector (7) is fixedly connected with connecting rod (15), the connecting rod (15)
Right side be fixedly connected with contiguous block (16), the right side of the contiguous block (16) is connected with adjusting rod (14) by rotating shaft,
The bottom of the adjusting rod (14) is through to the bottom of the second through hole (13), and the left side of the second through hole (13) inner chamber, which is fixed, to be connected
It is connected to the limited block (17) used cooperatively with adjusting rod (14).
2. a kind of audio-visual education programme projecting apparatus of adjustable projection angle according to claim 1, it is characterised in that：The suspension rod
(2) both sides have been fixedly connected with brace (23), and the bottom of the brace (23) at the top of fixed plate (3) with being fixedly connected.
3. a kind of audio-visual education programme projecting apparatus of adjustable projection angle according to claim 1, it is characterised in that：The sliding bar
(10) it is fixedly connected with the top of at the top of sliding block, projection box (6) inwall and offers the chute used cooperatively with sliding block.
4. a kind of audio-visual education programme projecting apparatus of adjustable projection angle according to claim 1, it is characterised in that：The montant
(21) top and bottom on surface is provided with spring (22), and one end of the spring (22) is fixed with the inwall of groove (20) to be connected
Connect, the one end of the spring (22) away from groove (20) inwall is fixedly connected with the surface of support block (19).
5. a kind of audio-visual education programme projecting apparatus of adjustable projection angle according to claim 1, it is characterised in that：The fix bar
(4) top is fixedly connected with the top of cylinder (8) by fixture with the bottom of fixed plate (3), first fixed block
(5) bottom of bottom and the second fixed block (9) is by fixture with being fixedly connected at the top of projection box (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720023136.3U CN206450952U (en) | 2017-01-10 | 2017-01-10 | A kind of audio-visual education programme projecting apparatus of adjustable projection angle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720023136.3U CN206450952U (en) | 2017-01-10 | 2017-01-10 | A kind of audio-visual education programme projecting apparatus of adjustable projection angle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206450952U true CN206450952U (en) | 2017-08-29 |
Family
ID=59672461
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720023136.3U Expired - Fee Related CN206450952U (en) | 2017-01-10 | 2017-01-10 | A kind of audio-visual education programme projecting apparatus of adjustable projection angle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206450952U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108121144A (en) * | 2017-12-28 | 2018-06-05 | 徐州茵文特信息科技有限公司 | A kind of projection arrangement for facilitating adjusting |
| CN109686147A (en) * | 2019-02-19 | 2019-04-26 | 济宁医学院 | A kind of university students' innovative undertaking educational propaganda device |
-
2017
- 2017-01-10 CN CN201720023136.3U patent/CN206450952U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108121144A (en) * | 2017-12-28 | 2018-06-05 | 徐州茵文特信息科技有限公司 | A kind of projection arrangement for facilitating adjusting |
| CN109686147A (en) * | 2019-02-19 | 2019-04-26 | 济宁医学院 | A kind of university students' innovative undertaking educational propaganda device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20170829 Termination date: 20180110 |