CN207571460U - A kind of circulating type multimedia teaching projection cloth of horizontal spreading - Google Patents
A kind of circulating type multimedia teaching projection cloth of horizontal spreading Download PDFInfo
- Publication number
- CN207571460U CN207571460U CN201721831757.0U CN201721831757U CN207571460U CN 207571460 U CN207571460 U CN 207571460U CN 201721831757 U CN201721831757 U CN 201721831757U CN 207571460 U CN207571460 U CN 207571460U
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- CN
- China
- Prior art keywords
- fixedly connected
- projection cloth
- sliding rail
- glidepath
- shaft
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Abstract
The utility model discloses a kind of circulating type multimedia teaching projection cloths of horizontal spreading, including stent, the upper end of the stent is fixedly connected with glidepath, the glidepath is provided with card slot, the upper end of the glidepath is fixedly connected with positioning device, the positioning device is clamped with projection cloth device, the projection cloth apparatus includes supporting rod, projection cloth, reel, shaft, lantern ring, pull rod, guide rod, balladeur train, support nail, second spring, fixed link and sliding block, the supporting rod is clamped with card slot, the supporting rod is fixedly connected with projection cloth, the projection cloth is fixedly connected with reel, fixing sleeve is connected to shaft in the reel, the outside sliding sleeve of the shaft is connected to lantern ring.The circulating type multimedia teaching projection cloth of the horizontal spreading so that projection cloth is quick and easy for installation using positioning device and projection cloth apparatus, is operated convenient for staff, conveniently packed up when not used, avoids influencing drop shadow effect because of dust stratification.
Description
Technical field
The utility model is related to the circulating type multimedia teaching projection cloth technical field of horizontal spreading, specially a kind of transverse directions
The circulating type multimedia teaching projection cloth of expansion.
Background technology
In modern teaching, various multimedia equipments come into being, and teacher can be assisted preferably to be imparted knowledge to students.It is existing to set
In standby, popularized in teaching is applied in a manner that projection cloth carries out projection displaying, but common teaching projection cloth one
As special personnel is needed to install, and install it is inconvenient.Sometimes when having a holiday or vacation, projection cloth is not also packed up, and easy dust stratification influences projection effect
Fruit, common staff's inconvenience, which is dismantled, packs up.
Utility model content
The purpose of this utility model is to provide a kind of circulating type multimedia teaching projection cloth of horizontal spreading, in solution
State the problem of being proposed in background technology.
To achieve the above object, the utility model provides following technical solution：A kind of circulating type multimedia of horizontal spreading
Teaching projection cloth, including stent, the upper end of the stent is fixedly connected with glidepath, and the glidepath is provided with card slot, described
The upper end of glidepath is fixedly connected with positioning device, and the positioning device is clamped with projection cloth device, the projection cloth apparatus packet
Include supporting rod, projection cloth, reel, shaft, lantern ring, pull rod, guide rod, balladeur train, support nail, second spring, fixed link and sliding block, institute
It states supporting rod to be clamped with card slot, the supporting rod is fixedly connected with projection cloth, and the projection cloth is fixedly connected with reel, the volume
Fixing sleeve is connected to shaft in disk, and the outside sliding sleeve of the shaft is connected to lantern ring, and the right end of the lantern ring is fixedly connected with pull rod,
The pull rod is slidably socketed with guide rod, and the lower end of the guide rod is fixedly connected with balladeur train, and the balladeur train is fixedly connected with support nail,
The left end of the support nail is fixedly connected with second spring, and the left end of the second spring is fixedly connected with fixed link, the cunning
Frame is fixedly connected with a slide block.
Preferably, the positioning device includes supporting rack, upper sliding rail, locating slot, square pole, the first spring, connecting rod, card
Set, arc groove and sliding slot, support frame as described above are fixedly connected with glidepath, and the upper end of support frame as described above is fixedly connected with sliding rail,
The upper sliding rail is provided with locating slot, and the locating slot is clamped with supporting rod, and the upper end of the upper sliding rail is fixedly connected with rectangular
Bar is socketed with the first spring on the outside of the square pole, and the outside sliding sleeve of the square pole is connected to connecting rod, the right side of the connecting rod
End is fixedly connected with cutting ferrule.
Preferably, the upper sliding rail is fixedly connected with fixed link, and the upper sliding rail is provided with arc groove, the arc groove with
Shaft is slidably connected, and the upper sliding rail is provided with sliding slot, and the sliding slot is slidably connected with sliding block.
Compared with prior art, the beneficial effects of the utility model are：The circulating type multimedia teaching of the horizontal spreading is thrown
Shadow cloth so that projection cloth is quick and easy for installation using positioning device and projection cloth apparatus, is operated, not had to convenient for staff
When conveniently pack up, avoid because dust stratification influence drop shadow effect.
Description of the drawings
Fig. 1 is the overall structure diagram of the utility model；
Fig. 2 is the upper sliding rail vertical view of the utility model；
Fig. 3 is enlarged drawing at a of the utility model；
Fig. 4 is enlarged drawing at the b of the utility model；
Fig. 5 is the balladeur train side view of the utility model.
In figure：It is 1 stent, 2 glidepaths, 21 card slots, 3 positioning devices, 31 supporting racks, sliding rail on 32,33 locating slots, 34 rectangular
Bar, 35 first springs, 36 connecting rods, 37 cutting ferrules, 38 arc grooves, 39 sliding slots, 4 projection cloth apparatus, 41 supporting rods, 42 projection cloths, 43
Reel, 44 shafts, 45 lantern rings, 46 pull rods, 47 guide rods, 48 balladeur trains, 49 support nails, 410 second springs, 411 fixed links, 412 are slided
Block.
Specific embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
It clearly and completely describes, 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 embodiment in the utility model, those of ordinary skill in the art are without making creative work
All other embodiments obtained shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be appreciated that term " longitudinal direction ", " transverse direction ", " on ", " under ", " preceding ",
The orientation or position relationship of the instructions such as " rear ", "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outer " be based on
Orientation shown in the drawings or position relationship are for only for ease of description the utility model rather than instruction or imply signified dress
It puts or element must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that the utility model
Limitation.
- 5 are please referred to Fig.1, the utility model provides a kind of technical solution：A kind of circulating type multimedia teaching of horizontal spreading
Projection cloth, including stent 1, the upper end of stent 1 is fixedly connected with glidepath 2, and glidepath 2 is provided with card slot 21, glidepath 2 it is upper
End is fixedly connected with positioning device 3, and positioning device 3 includes supporting rack 31, upper sliding rail 32, locating slot 33, square pole 34, the first bullet
Spring 35, connecting rod 36, cutting ferrule 37, arc groove 38 and sliding slot 39, supporting rack 31 are fixedly connected with glidepath 2, the upper end of supporting rack 31
Sliding rail 32 is fixedly connected with, upper sliding rail 32 is fixedly connected with fixed link 411, and upper sliding rail 32 is provided with arc groove 38, arc groove
38 are slidably connected with shaft 44, and upper sliding rail 32 is provided with sliding slot 39, and sliding slot 39 is slidably connected with sliding block 412, and upper sliding rail 32 is set
There is locating slot 33, locating slot 33 is clamped with supporting rod 41, and the upper end of upper sliding rail 32 is fixedly connected with square pole 34, square pole 34
Outside is socketed with the first spring 35, has compression elasticity effect, and the outside sliding sleeve of square pole 34 is connected to connecting rod 36, connecting rod 36
Right end is fixedly connected with cutting ferrule 37, and positioning device 3 is clamped with projection cloth apparatus 4, and projection cloth apparatus 4 includes supporting rod 41, projection
Cloth 42, reel 43, shaft 44, lantern ring 45, pull rod 46, guide rod 47, balladeur train 48, support nail 49, second spring 410, fixed link 411
With sliding block 412, supporting rod 41 is clamped with card slot 21, and supporting rod 41 is fixedly connected with projection cloth 42, and projection cloth 42 is solid with reel 43
Fixed to connect, fixing sleeve is connected to shaft 44 in reel 43, and the outside sliding sleeve of shaft 44 is connected to lantern ring 45, and the right end of lantern ring 45 is fixed
Pull rod 46 is connected with, pull rod 46 is slidably socketed with guide rod 47, and the lower end of guide rod 47 is fixedly connected with balladeur train 48, balladeur train 48 and support
Nail 49 is fixedly connected, and the left end of support nail 49 is fixedly connected with second spring 410, has compression elasticity effect, second spring 410
Left end be fixedly connected with fixed link 411, balladeur train 48 is fixedly connected with sliding block 412.
The utility model is in the specific implementation：When projection cloth 42 need to be installed, shaft 44 is slipped into arc groove 38, upwards
The lower end of supporting rod 41, is then caught in card slot 21, the upper end of supporting rod 41 is caught in locating slot 33, so by mobile cutting ferrule 37
Cutting ferrule 37 is discharged afterwards, under the compression elasticity effect of the guiding role and the first spring 35 of square pole 34, connecting rod 36 moves down,
Cutting ferrule 37 moves down, and is clamped with the upper end of supporting rod 41, and supporting rod 41 realizes positioning, and the shaft that then moves right 44 will
Projection cloth 42 is unfolded, and lantern ring 45 and shaft 44 are socketed, second spring 410 compression elasticity effect under, support nail 49 by
Thrust to the right, balladeur train 48 is by thrust to the right, and guide rod 47 is by thrust to the right, and pull rod 46 is by thrust to the right, set
Shaft 44 is tensed, projection cloth 42 is avoided fold occur by thrust to the right by ring 45, quick and easy for installation, without special messenger into
Row installation, when school, which has a holiday or vacation, to be needed to pack up projection cloth 42, you can pull up cutting ferrule 37, supporting rod 41 is removed, will cover
Ring 45 is taken down from shaft 44, then sliding block 412 is skidded off from sliding slot 39, you can takes out shaft 44 from upper sliding rail 32, so
Projection cloth 42 is rolled afterwards, dust stratification is avoided to influence drop shadow effect.
While there has been shown and described that the embodiment of the utility model, for the ordinary skill in the art,
It is appreciated that can these embodiments be carried out with a variety of variations in the case of the principle and spirit for not departing from the utility model, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (3)
1. a kind of circulating type multimedia teaching projection cloth of horizontal spreading, including stent（1）, it is characterised in that：The stent（1）
Upper end be fixedly connected with glidepath（2）, the glidepath（2）It is provided with card slot（21）, the glidepath（2）Upper end fix
It is connected with positioning device（3）, the positioning device（3）With projecting cloth apparatus（4）Clamping, the projection cloth apparatus（4）Including branch
Strut（41）, projection cloth（42）, reel（43）, shaft（44）, lantern ring（45）, pull rod（46）, guide rod（47）, balladeur train（48）, branch
Nail（49）, second spring（410）, fixed link（411）And sliding block（412）, the supporting rod（41）With card slot（21）Clamping, institute
State supporting rod（41）With projection cloth（42）It is fixedly connected, the projection cloth（42）With reel（43）It is fixedly connected, the reel
（43）Interior fixing sleeve is connected to shaft（44）, the shaft（44）Outside sliding sleeve be connected to lantern ring（45）, the lantern ring（45）'s
Right end is fixedly connected with pull rod（46）, the pull rod（46）With guide rod（47）It is slidably socketed, the guide rod（47）Lower end fix
It is connected with balladeur train（48）, the balladeur train（48）With support nail（49）It is fixedly connected, the support nail（49）Left end be fixedly connected
There is second spring（410）, the second spring（410）Left end be fixedly connected with fixed link（411）, the balladeur train（48）With cunning
Block（412）It is fixedly connected.
2. a kind of circulating type multimedia teaching projection cloth of horizontal spreading according to claim 1, it is characterised in that：It is described
Positioning device（3）Including supporting rack（31）, upper sliding rail（32）, locating slot（33）, square pole（34）, the first spring（35）, connecting rod
（36）, cutting ferrule（37）, arc groove（38）And sliding slot（39）, support frame as described above（31）With glidepath（2）It is fixedly connected, the support
Frame（31）Upper end be fixedly connected with sliding rail（32）, the upper sliding rail（32）It is provided with locating slot（33）, the locating slot
（33）With supporting rod（41）Clamping, the upper sliding rail（32）Upper end be fixedly connected with square pole（34）, the square pole（34）
Outside be socketed with the first spring（35）, the square pole（34）Outside sliding sleeve be connected to connecting rod（36）, the connecting rod（36）
Right end be fixedly connected with cutting ferrule（37）.
3. a kind of circulating type multimedia teaching projection cloth of horizontal spreading according to claim 2, it is characterised in that：It is described
Upper sliding rail（32）With fixed link（411）It is fixedly connected, the upper sliding rail（32）It is provided with arc groove（38）, the arc groove（38）
With shaft（44）It is slidably connected, the upper sliding rail（32）It is provided with sliding slot（39）, the sliding slot（39）With sliding block（412）The company of slip
It connects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721831757.0U CN207571460U (en) | 2017-12-25 | 2017-12-25 | A kind of circulating type multimedia teaching projection cloth of horizontal spreading |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721831757.0U CN207571460U (en) | 2017-12-25 | 2017-12-25 | A kind of circulating type multimedia teaching projection cloth of horizontal spreading |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207571460U true CN207571460U (en) | 2018-07-03 |
Family
ID=62685899
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721831757.0U Expired - Fee Related CN207571460U (en) | 2017-12-25 | 2017-12-25 | A kind of circulating type multimedia teaching projection cloth of horizontal spreading |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207571460U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108663891A (en) * | 2018-07-13 | 2018-10-16 | 苏州虎皇建设发展有限公司 | A kind of biotechnology garden exhibition room multimedium showing device |
| CN110209005A (en) * | 2019-06-18 | 2019-09-06 | 深圳市真屏科技发展有限公司 | The dynamoelectric projection screen laterally wound |
| CN112509395A (en) * | 2020-12-28 | 2021-03-16 | 广州柏易耀家居有限公司 | Teaching display rack for new generation information technology |
| CN112652259A (en) * | 2021-01-19 | 2021-04-13 | 林秀琼 | Set display device for polymorphic variable indoor design |
| CN115035754A (en) * | 2022-07-11 | 2022-09-09 | 山东财经大学 | Many function body educate teaching device based on remove display screen |
-
2017
- 2017-12-25 CN CN201721831757.0U patent/CN207571460U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108663891A (en) * | 2018-07-13 | 2018-10-16 | 苏州虎皇建设发展有限公司 | A kind of biotechnology garden exhibition room multimedium showing device |
| CN108663891B (en) * | 2018-07-13 | 2024-03-08 | 江苏大千虎皇集团有限公司 | Multimedia display device for biotechnology garden exhibition hall |
| CN110209005A (en) * | 2019-06-18 | 2019-09-06 | 深圳市真屏科技发展有限公司 | The dynamoelectric projection screen laterally wound |
| CN112509395A (en) * | 2020-12-28 | 2021-03-16 | 广州柏易耀家居有限公司 | Teaching display rack for new generation information technology |
| CN112652259A (en) * | 2021-01-19 | 2021-04-13 | 林秀琼 | Set display device for polymorphic variable indoor design |
| CN115035754A (en) * | 2022-07-11 | 2022-09-09 | 山东财经大学 | Many function body educate teaching device based on remove display screen |
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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: 20180703 Termination date: 20181225 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |