CN209370738U - A kind of teaching small projector rack - Google Patents
A kind of teaching small projector rack Download PDFInfo
- Publication number
- CN209370738U CN209370738U CN201821649426.XU CN201821649426U CN209370738U CN 209370738 U CN209370738 U CN 209370738U CN 201821649426 U CN201821649426 U CN 201821649426U CN 209370738 U CN209370738 U CN 209370738U
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- CN
- China
- Prior art keywords
- fixedly installed
- fixed
- placement plate
- block
- link block
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of teaching small projector racks, including this body support frame, the ontology pedestal upper end is fixedly installed with fixed plate, the dead plate upper end is fixedly installed with placement plate, placement plate upper end right part is fixedly installed with the first link block, first link block left end is movably installed with rack by bolt, the placement plate left part is engaged with screw rod, the screw rod upper end is fixedly installed with connector, elastic band is fixedly installed in the middle part of the placement plate rear and front end, the ontology mid-stent is fixedly installed with the first fixed block, first fixed block rear and front end is fixedly installed with fixed link, the ontology pedestal lower end is fixedly installed with the second fixed block, second fixed block outer ring is fixedly installed with the second link block, second link block left end is movably installed with foot prop by bolt.By the structure of screw rod, connector and rack, the tilt angle of placement plate is adjusted, reaches the adjustable effect of projection angle.
Description
Technical field
The utility model relates to porjector technology field, specially a kind of teaching small projector rack.
Background technique
As teaching pattern continues to develop, projector increasingly obtains instructor's favor, wherein more multi-projector uses
In teaching, projector becomes important novel multimedia teaching equipment, and existing projector placement is divided into two kinds, and one is use
Hanger is suspended on classroom roof, and this design projector can not move, may be only available for the classroom of specific installation, can not move work
Dynamic to take away, for a long time using dust stratification is be easy to cause, there is short circuit phenomenon in internal element, and another kind is placed type, and projector is put
It being placed on desk or shelf, this mode solves the problems, such as that projector is irremovable, it is easy to use, but simultaneously as often
It is mobile, so that the image position inaccuracy that projector is launched, and adjust and show that image position is cumbersome, it first will be to projector pad
High or reduction carries out coarse adjustment, is then accurately adjusted, is extremely wasted time, if imparting knowledge to students to display picture using remote controler
In be adjusted, it is easy to delay instructional blocks of time, existing projector rack, can only the height distance to projector adjust
Section, can not adjust the inclination of projector, for this purpose, it is proposed that a kind of teaching small projector rack.
Utility model content
The purpose of this utility model is to provide a kind of teaching small projector racks, to solve above-mentioned background technique
The problem of middle proposition.
To achieve the above object, the utility model provides the following technical solutions: a kind of teaching small projector rack,
Including this body support frame, the ontology pedestal upper end is fixedly installed with fixed plate, and the dead plate upper end is fixedly installed with placement plate,
Placement plate upper end right part is fixedly installed with the first link block, and first link block left end is movably installed with by bolt puts
Frame is set, the placement plate left part is engaged with screw rod, and the screw rod upper end is fixedly installed with connector, the placement plate rear and front end
Middle part is fixedly installed with elastic band, and the ontology mid-stent is fixedly installed with the first fixed block, the first fixed block front and back
Both ends are fixedly installed with fixed link, and the ontology pedestal lower end is fixedly installed with the second fixed block, outside second fixed block
Circle is fixedly installed with the second link block, and second link block left end is movably installed with foot prop, the foot prop lower part by bolt
It is fixedly installed with external member, sliding bar, the sliding bar lower removable socket are fixedly installed in the middle part of second lower end of fixing block
There is sliding shoe, the sliding shoe left and right ends are movably installed with connecting rod by bolt.
Preferably, the screw rod lower end is provided with rotating disk.
Preferably, the connector upper end is followed closely by pot and is flexibly connected with rack.
Preferably, the fixed link is fixedly connected with fixed plate.
Preferably, the second connection number of blocks is 3, and the second link block is placed equidistant on the second fixed block.
Preferably, annular groove, and sliding shoe and sliding bar pivot bush unit are provided in the middle part of the sliding shoe.
Preferably, the connecting rod is flexibly connected by bolt with external member.
Preferably, the sliding bar lower end is provided with limited block.
Compared with prior art, the utility model has the beneficial effects that this kind of teaching small projector rack passes through
Sliding bar, connecting rod, the structure of foot prop and the second link block make foot prop that can be improved recovery efficiency with free shrink, be reached and be convenient for
Carry the effect used；By the structure of the first fixed block, placement plate and fixed link, the fastness of projector rack is improved,
Achieve the effect that stabilization is not shaken；By the structure of screw rod, connector and rack, the tilt angle of placement plate is adjusted, is reached
The adjustable effect of projection angle；By the structure of elastic band, the projector being placed on rack is fixed, in angle tune
Fixed effect not easily to fall off is played during whole, reaches the time-saving effect of convenient fixation.
Detailed description of the invention
Fig. 1 is the utility model arrangement works state cross-sectional view；
Fig. 2 is the utility model structure original state cross-sectional view.
In figure: 1 body support frame, 11 first fixed blocks, 2 fixed plates, 21 fixed links, 3 placement plates, 31 first link blocks, 311
Rack, 32 screw rods, 321 connectors, 33 elastic bands, 4 second fixed blocks, 41 second link blocks, 5 foot props, 51 external members, 6 slidings
Bar, 7 sliding shoes, 8 connecting rods.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
The utility model provides a kind of technical solution referring to FIG. 1-2: a kind of teaching small projector rack, packet
This body support frame 1 is included, described 1 upper end of body support frame is fixedly installed with fixed plate 2, plays the role of fixed placement plate 3, the fixation
2 upper end of plate is fixedly installed with placement plate 3, plays the role of fixed elastic band 33 and the first link block 31,3 upper end of placement plate
Right part is fixedly installed with the first link block 31, plays the role of fixed and movable for rack 311,31 left side of the first link block
End is movably installed with rack 311 by bolt, plays the role of placing projector, 3 left part of placement plate is engaged with screw rod
32,32 lower end of screw rod is provided with rotating disk, rotates rotating disk manually and screw rod 32 is driven to jack up rack 311, reach tune
Save the effect of 311 angle of rack.32 upper end of screw rod is fixedly installed with connector 321, plays the work of fixed placement frame 311
With 321 upper end of connector is followed closely by pot and is flexibly connected with rack 311.Fixed peace in the middle part of 3 rear and front end of placement plate
Equipped with elastic band 33, the effect of elastic band 33 is the effect of the projector on fixed placement frame 311, described body support frame 1
Middle part is fixedly installed with the first fixed block 11, plays the role of fixed fixed link 21, and 11 rear and front end of the first fixed block is equal
It is fixedly installed with fixed link 21, the fixed link 21 is fixedly connected with fixed plate 2, and fixed link 21 plays fixed support fixed plate 2
Effect.Described 1 lower end of body support frame is fixedly installed with the second fixed block 4, plays and fixes the second link block 41 and sliding bar 6
Effect, 4 outer ring of the second fixed block are fixedly installed with the second link block 41, play the role of fixed foot prop 5, and described second connects
Connecing 41 quantity of block is 3, and the second link block 41 is placed equidistant on the second fixed block 4, moves up and down sliding shoe 7 manually, is risen
To the effect for opening contraction foot prop 5.Second link block, 41 left end is movably installed with foot prop 5 by bolt, plays fixed branch
The effect of projector rack is supportted, 5 lower part of foot prop is fixedly installed with external member 51, plays the work being flexibly connected with connecting rod 8
With, it is fixedly installed with sliding bar 6 in the middle part of 4 lower end of the second fixed block, for the effect that sliding shoe 7 moves up and down, the sliding
6 lower end of bar is provided with limited block, prevents sliding shoe 7 from moving down and falls off on Shi Huicong sliding bar 6.6 lower part of sliding bar is living
It is dynamic to be socketed with sliding shoe 7, play the role of fixed connecting rod 8, foot prop 5 can be strutted or be shunk when moving up and down, it is described
Annular groove, and sliding shoe 7 and 6 pivot bush unit of sliding bar are provided in the middle part of sliding shoe 7.7 left and right ends of sliding shoe pass through
Bolt is movably installed with connecting rod 8, and the connecting rod 8 is flexibly connected by bolt with external member 51.
Working principle: it firstly, user of service pulls the sliding shoe 7 on sliding bar 6 manually, is drawn under the action of sliding shoe 7
Dynamic foot prop 5 expands outwardly, and foot prop 5 is placed on the table, and then, projector is placed on rack 311 by user of service,
And projector is fixed on rack 311 using elastic band 33, finally, operator rotates screw rod 32 for rack manually
311 jack up, and projector angles are adjusted to suitable position.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (8)
1. a kind of teaching small projector rack, including this body support frame (1), it is characterised in that: on described body support frame (1)
End is fixedly installed with fixed plate (2), and fixed plate (2) upper end is fixedly installed with placement plate (3), placement plate (3) upper end
Right part is fixedly installed with the first link block (31), and the first link block (31) left end is movably installed with rack by bolt
(311), placement plate (3) left part is engaged with screw rod (32), and screw rod (32) upper end is fixedly installed with connector (321),
It is fixedly installed with elastic band (33) in the middle part of placement plate (3) rear and front end, the is fixedly installed in the middle part of described body support frame (1)
One fixed block (11), the first fixed block (11) rear and front end are fixedly installed with fixed link (21), described body support frame (1)
Lower end is fixedly installed with the second fixed block (4), and the second fixed block (4) outer ring is fixedly installed with the second link block (41), institute
It states the second link block (41) left end to be movably installed with foot prop (5) by bolt, foot prop (5) lower part is fixedly installed with external member
(51), it is fixedly installed with sliding bar (6) in the middle part of the second fixed block (4) lower end, sliding bar (6) lower removable is socketed with
Sliding shoe (7), sliding shoe (7) left and right ends are movably installed with connecting rod (8) by bolt.
2. a kind of teaching small projector rack according to claim 1, it is characterised in that: under the screw rod (32)
End is provided with rotating disk.
3. a kind of teaching small projector rack according to claim 1, it is characterised in that: the connector
(321) upper end is followed closely by pot and is flexibly connected with rack (311).
4. a kind of teaching small projector rack according to claim 1, it is characterised in that: the fixed link (21)
It is fixedly connected with fixed plate (2).
5. a kind of teaching small projector rack according to claim 1, it is characterised in that: second link block
(41) quantity is 3, and the second link block (41) is placed equidistant on the second fixed block (4).
6. a kind of teaching small projector rack according to claim 1, it is characterised in that: the sliding shoe (7)
Middle part is provided with annular groove, and sliding shoe (7) and sliding bar (6) pivot bush unit.
7. a kind of teaching small projector rack according to claim 1, it is characterised in that: the connecting rod (8)
It is flexibly connected by bolt with external member (51).
8. a kind of teaching small projector rack according to claim 1, it is characterised in that: the sliding bar (6)
Lower end is provided with limited block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821649426.XU CN209370738U (en) | 2018-10-11 | 2018-10-11 | A kind of teaching small projector rack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821649426.XU CN209370738U (en) | 2018-10-11 | 2018-10-11 | A kind of teaching small projector rack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209370738U true CN209370738U (en) | 2019-09-10 |
Family
ID=67837963
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821649426.XU Expired - Fee Related CN209370738U (en) | 2018-10-11 | 2018-10-11 | A kind of teaching small projector rack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209370738U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110824823A (en) * | 2019-12-17 | 2020-02-21 | 江苏梦之坊文化传媒有限公司 | Portable 3D projection equipment |
-
2018
- 2018-10-11 CN CN201821649426.XU patent/CN209370738U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110824823A (en) * | 2019-12-17 | 2020-02-21 | 江苏梦之坊文化传媒有限公司 | Portable 3D projection equipment |
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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 |
Granted publication date: 20190910 Termination date: 20201011 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |