CN220064602U - Suspension type multimedia interaction projection screen - Google Patents
Suspension type multimedia interaction projection screen Download PDFInfo
- Publication number
- CN220064602U CN220064602U CN202321705303.4U CN202321705303U CN220064602U CN 220064602 U CN220064602 U CN 220064602U CN 202321705303 U CN202321705303 U CN 202321705303U CN 220064602 U CN220064602 U CN 220064602U
- Authority
- CN
- China
- Prior art keywords
- projection screen
- connecting block
- installation roof
- fixed
- mounting panel
- 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.)
- Active
Links
- 239000000725 suspension Substances 0.000 title claims abstract description 10
- 230000003993 interaction Effects 0.000 title abstract description 7
- 230000002452 interceptive effect Effects 0.000 claims abstract description 7
- 238000009434 installation Methods 0.000 claims description 33
- 238000005096 rolling process Methods 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 5
- 239000011435 rock Substances 0.000 abstract description 3
- 238000004804 winding Methods 0.000 abstract 2
- 238000007664 blowing Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Overhead Projectors And Projection Screens (AREA)
Abstract
The utility model discloses a suspension type multimedia interaction projection screen which comprises a mounting top plate, a lower mounting plate and a guide sliding rail, wherein a driving motor is fixedly mounted on the side surface of the mounting top plate, a cavity is formed in the lower end of the mounting top plate, a winding roller is connected in the cavity of the mounting top plate, and the output end of the driving motor penetrates through the side surface of the mounting top plate and is fixedly connected with a rotating shaft at one end of the winding roller. This interactive projection screen of suspension type multimedia is provided with support connecting rod and direction slide rail, when making this device unreel the curtain, through the spring between last connecting block and the direction slide rail for the connecting block slides on the spring promotes, makes the connecting block pass through support connecting rod and promotes down the mounting panel and slide, makes down the mounting panel promote projection screen and stretches tight, has guaranteed projection effect, and prevents through support connecting rod's support that projection screen rocks along with the windage, has improved stability.
Description
Technical Field
The utility model relates to the technical field of projection screens, in particular to a suspension type multimedia interaction projection screen.
Background
Currently, a conventional projection screen generally adopts a curtain, and the curtain is generally and fixedly installed in a classroom, a conference room, etc., and as a load bearing object for projection display, there are projection curtains, projection panels, etc., wherein the projection curtains can be often rolled and unfolded, and the projection panels are often fixed at specific places for display.
The current projection screen shows the picture after unreeling, and though the lower extreme is provided with the balancing weight generally and is used for improving stability, still not stable enough, still drives the curtain easily when the windy condition appears rocks to influence projected display effect, and current projection screen is mostly all placed subaerial, can bring very big inconvenience when using and storing.
Disclosure of Invention
The utility model aims to provide a suspension type multimedia interaction projection screen, which aims to solve the problems that the projection display effect is affected by shaking easily caused by wind blowing a curtain in the background technology, and most of the existing projection screens are inconvenient to store when placed on the ground.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a mutual projection screen of suspension type multimedia, includes installation roof, lower mounting panel and direction slide rail, the side fixed surface of installation roof installs driving motor, and the lower extreme of installation roof is provided with the cavity to be connected with the wind-up roll in the cavity of installation roof, driving motor's output runs through the side surface of installation roof and the pivot fixed connection of wind-up roll one end, the fixed surface of wind-up roll has projection screen's one end, and projection screen's the other end is fixed with down the mounting panel to the lower surface of mounting panel runs through and installs spacing bolt, the internally mounted of mounting panel has 2 fixed cardboard down, the lower surface at installation roof both ends all is provided with the reference column, the upper surface of mounting panel is provided with 2 lower connecting blocks down, the top surface of installation roof lower extreme cavity is provided with the recess, and installs the inner wall of roof recess and be fixed with 2 direction slide rails, the surface mounting of direction slide rail has the connecting block, and installs the support connecting rod between the lower mounting panel of the last connecting block and opposite side of one side.
Preferably, the installation roof and wind-up roll constitute to rotate to be connected, and the surface rolling of wind-up roll has projection screen, the edge of lower mounting panel is arc design.
By adopting the technical scheme, the wind-up roller is driven to rotate by the driving motor, so that the wind-up roller drives the projection screen with the surface wound to perform unfolding work, and the arc edge of the lower mounting plate is prevented from being scratched.
Preferably, the lower mounting plate and the limit bolt form threaded connection, the upper surface of the limit bolt is an arc-shaped world, the lower mounting plate and the fixed clamping plate form sliding connection, and a spring is connected between the lower mounting plate and the fixed clamping plate.
By adopting the technical scheme, the upper end of the limit bolt pushes the 2 fixed clamping plates to slide relative to the lower mounting plate and stretch the spring by rotating the limit bolt.
Preferably, the opposite surfaces of the 2 fixing clamping plates are of inclined design, a groove is formed in the side surface of the lower end of the positioning column, and the positioning column and the fixing clamping plates form clamping connection.
By adopting the technical scheme, the positioning column is clamped and fixed through the sliding of the fixed clamping plate, so that the lower mounting plate and the mounting top plate are fixed.
Preferably, the lower connecting block and the lower mounting plate form sliding connection, the upper connecting block and the guide sliding rail form sliding connection, and a spring is connected between the upper connecting block and the guide sliding rail.
By adopting the technical scheme, the lower connecting block on the surface is driven to slide through the sliding of the lower mounting plate, so that the lower connecting block rotates through the support connecting rod at the upper end.
Preferably, the lower connecting block and the support connecting rod form a rotary connection, the upper connecting block and the support connecting rod form a rotary connection, and the 2 support connecting rods form a rotary connection.
By adopting the technical scheme, the upper connecting block at the upper end is driven to slide relative to the guide slide rail through the rotation of the support connecting rod, so that the projection screen is supported.
Compared with the prior art, the utility model has the beneficial effects that: the suspension type multimedia interaction projection screen comprises:
1. when the device is used for unreeling a curtain, the upper connecting block is pushed by the spring between the upper connecting block and the guide slide rail to slide, and the lower mounting plate is pushed by the upper connecting block to slide by the support connecting rod, so that the projection screen is pushed by the lower mounting plate to be stretched, the projection effect is ensured, and the projection screen is prevented from shaking along with wind blowing by the support of the support connecting rod, so that the stability is improved;
2. the installation top plate and the wind-up roller are arranged, so that the installation top plate is fixed on a ceiling through bolts when the device is installed, and the projection screen is wound and stored through rotation of the wind-up roller when the device is not used, thereby improving the storage effect of the device and reducing the occupied space of the device;
3. be provided with stop bolt and fixed cardboard, make this device make it drive 2 fixed cardboard through rotating stop bolt and slide for the other end of fixed cardboard carries out the block to the reference column fixedly, is convenient for fix after this device rolling, and shields the installation roof through lower mounting panel and improved barrier propterty.
Drawings
FIG. 1 is a schematic diagram of the overall front cross-sectional structure of the present utility model;
FIG. 2 is a schematic overall rear cross-sectional view of the present utility model;
FIG. 3 is a schematic view of the overall rear cross-sectional structure of the present utility model in its operational state;
fig. 4 is an enlarged schematic view of the structure of fig. 3 a according to the present utility model.
In the figure: 1. installing a top plate; 2. a driving motor; 3. a wind-up roll; 4. a projection screen; 5. a lower mounting plate; 6. a limit bolt; 7. a fixed clamping plate; 8. positioning columns; 9. a lower connecting block; 10. an upper connecting block; 11. a support link; 12. and a guide sliding rail.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-4, the present utility model provides a technical solution: the utility model provides a suspension type multimedia interaction projection screen, including installation roof 1, driving motor 2, wind-up roll 3, projection screen 4, down mounting panel 5, stop bolt 6, fixed cardboard 7, reference column 8, lower connecting block 9, go up connecting block 10, support connecting rod 11 and direction slide rail 12, the side surface fixed mounting of installation roof 1 has driving motor 2, and the lower extreme of installation roof 1 is provided with the cavity, and be connected with wind-up roll 3 in the cavity of installation roof 1, driving motor 2's output runs through the side surface of installation roof 1 and the pivot fixed connection of wind-up roll 3 one end, installation roof 1 constitutes the rotation with wind-up roll 3 and is connected, and the surface rolling of wind-up roll 3 has projection screen 4, the edge of mounting panel 5 is the arc design down, when using this device, at first rotate stop bolt 6 makes it no longer promote fixed cardboard 7 for fixed cardboard 7 unclamp reference column 8 at both ends, thereby drive wind-up roll 3 rotates and put the projection screen 4 to carry out projection display to the surface through driving motor 2.
The surface fixedly connected with projection screen 4's of wind-up roll 3 one end, and the other end of projection screen 4 is fixed with down mounting panel 5, and the lower surface of down mounting panel 5 runs through and installs stop bolt 6, the internally mounted of down mounting panel 5 has 2 fixed cardboard 7, down mounting panel 5 and stop bolt 6 constitute threaded connection, and stop bolt 6's upper surface is the arc world, down mounting panel 5 and fixed cardboard 7 constitute sliding connection, and be connected with the spring between lower mounting panel 5 and the fixed cardboard 7, when needing to accomodate this device, drive wind-up roll 3 through driving motor 2 and reverse, thereby wind-up projection screen 4 through wind-up roll 3.
The lower surface at the two ends of the installation roof 1 is provided with a positioning column 8, the opposite surfaces of the 2 fixed clamping plates 7 are of an inclined design, the side surface at the lower end of the positioning column 8 is provided with a groove, and the positioning column 8 and the fixed clamping plates 7 form a clamping connection, after the positioning column 8 is inserted into the groove of the lower installation plate 5, the rotation limiting bolt 6 pushes the 2 fixed clamping plates 7 to slide to fix the positioning column 8, so that the lower installation plate 5 and the installation roof 1 are fixed conveniently, and the convenience and safety of storage are improved.
The upper surface of mounting panel 5 is provided with 2 lower connecting blocks 9 down, the top surface of installation roof 1 lower extreme cavity is provided with the recess, and the inner wall of installation roof 1 recess is fixed with 2 guide slide rail 12, lower connecting block 9 constitutes sliding connection with lower mounting panel 5, go up connecting block 10 and guide slide rail 12 and constitute sliding connection, and go up being connected with the spring between connecting block 10 and the guide slide rail 12, when unreeling projection screen 4, the spring between last connecting block 10 and the guide slide rail 12 promotes 2 and goes up connecting block 10 and slide, make the support connecting rod 11 rotation of last connecting block 10 drive the lower extreme prop up, make support connecting rod 11 carry out stretching tightly to projection screen 4 through the lower connecting block 9 of lower extreme, guarantee projection display's quality.
The surface mounting of direction slide rail 12 has last connecting block 10, and installs support connecting rod 11 between the lower mounting panel 5 of the last connecting block 10 of one side and the opposite side, and lower connecting block 9 constitutes to rotate with support connecting rod 11 and is connected, and goes up connecting block 10 and support connecting rod 11 and constitute to rotate between 2 support connecting rods 11 and be connected, when the condition such as wind blows appears, prevents projection screen 4 rocks through the stable connection between last connecting block 10, support connecting rod 11 and the lower connecting block 9, has improved the stability of this device.
Working principle: when the suspended multimedia interactive projection screen is used, firstly, the limiting bolts 6 are rotated to loosen the fixed clamping plates 7, the fixed clamping plates 7 loosen the positioning columns 8 at two ends, then the driving motor 2 drives the wind-up roller 3 to rotate so as to unwind the projection screen 4 on the surface for projection display, when the projection screen 4 is unwound, the springs between the upper connecting blocks 10 and the guide sliding rails 12 push the 2 upper connecting blocks 10 to slide, the upper connecting blocks 10 drive the lower supporting connecting rods 11 to rotate and prop up, the supporting connecting rods 11 drive the wind-up roller 3 to rotate reversely through the driving motor 2 when the supporting connecting rods need to be contained, the projection screen 4 is wound up through the wind-up roller 3, after the positioning columns 8 are inserted into the grooves of the lower mounting plate 5, the limiting bolts 6 are rotated to push the 2 fixed clamping plates 7 to slide to clamp and fix the positioning columns 8, and accordingly the lower mounting plate 5 and the mounting plate 1 are convenient to fix, and the overall practicability is improved.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a mutual projection screen of suspension type multi-media, includes installation roof (1), lower mounting panel (5) and direction slide rail (12), its characterized in that: the utility model discloses a motor-driven device for the automobile, including installation roof (1), mounting plate (1), connecting block (10) and connecting block (10), driving motor (2) are installed on the side surface fixed mounting of installation roof (1), and the lower extreme of installation roof (1) is provided with the cavity to be connected with wind-up roll (3) in the cavity of installation roof (1), the output of driving motor (2) runs through the side surface of installation roof (1) and the pivot fixed connection of wind-up roll (3) one end, the fixed surface of wind-up roll (3) is connected with projection screen (4) one end, and projection screen (4) the other end is fixed with mounting panel (5) to the lower surface of mounting panel (5) runs through and installs spacing bolt (6), the internally mounted of mounting panel (5) has 2 fixed cardboard (7), the lower surface at installation roof (1) both ends all is provided with reference column (8), the upper surface of mounting panel (5) is provided with 2 connecting blocks (9), the top surface of installation roof (1) lower extreme cavity is provided with the recess, and the inner wall of installation roof (1) recess is fixed with 2 guide slide rails (12), guide slide rail (10), on the surface of guide rail (12) is installed between mounting panel (10) and connecting block (10).
2. A hanging multimedia interactive projection screen according to claim 1, characterized in that: the installation roof (1) and wind-up roll (3) constitute to rotate and are connected, and the surface rolling of wind-up roll (3) has projection screen (4), the edge of lower mounting panel (5) is the arc design.
3. A hanging multimedia interactive projection screen according to claim 1, characterized in that: the lower mounting plate (5) and the limit bolt (6) form threaded connection, the upper surface of the limit bolt (6) is an arc-shaped world, the lower mounting plate (5) and the fixed clamping plate (7) form sliding connection, and a spring is connected between the lower mounting plate (5) and the fixed clamping plate (7).
4. A hanging multimedia interactive projection screen according to claim 1, characterized in that: the surfaces of the 2 fixed clamping plates (7) which are opposite are in inclined design, a groove is formed in the side surface of the lower end of the positioning column (8), and the positioning column (8) and the fixed clamping plates (7) form clamping connection.
5. A hanging multimedia interactive projection screen according to claim 1, characterized in that: the lower connecting block (9) and the lower mounting plate (5) form sliding connection, the upper connecting block (10) and the guide sliding rail (12) form sliding connection, and a spring is connected between the upper connecting block (10) and the guide sliding rail (12).
6. A hanging multimedia interactive projection screen according to claim 1, characterized in that: the lower connecting block (9) and the support connecting rods (11) form rotary connection, the upper connecting block (10) and the support connecting rods (11) form rotary connection, and 2 support connecting rods (11) form rotary connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321705303.4U CN220064602U (en) | 2023-07-03 | 2023-07-03 | Suspension type multimedia interaction projection screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321705303.4U CN220064602U (en) | 2023-07-03 | 2023-07-03 | Suspension type multimedia interaction projection screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220064602U true CN220064602U (en) | 2023-11-21 |
Family
ID=88763485
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321705303.4U Active CN220064602U (en) | 2023-07-03 | 2023-07-03 | Suspension type multimedia interaction projection screen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220064602U (en) |
-
2023
- 2023-07-03 CN CN202321705303.4U patent/CN220064602U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110597007A (en) | Hydraulic foot-operated telescopic floor-pulling double-screen projection curtain | |
| CN220064602U (en) | Suspension type multimedia interaction projection screen | |
| CN215834222U (en) | Billboard with windproof function | |
| CN216345256U (en) | Spliced display screen mounting frame | |
| CN214847571U (en) | Propaganda column convenient for alternative exhibition of propaganda paper | |
| CN111156394B (en) | Double-sided projection system for silk exhibition | |
| CN2380631Y (en) | Sunshading awning | |
| CN210378361U (en) | Outdoor culture publicity column of high strength | |
| CN218782746U (en) | LED splicing support | |
| CN212090911U (en) | Multifunctional roller shutter device for shielding | |
| CN209947338U (en) | Rolling advertisement lamp box | |
| CN214151359U (en) | Simple English subtitle projection device | |
| CN113160618A (en) | Multimedia teaching equipment | |
| CN113531346A (en) | LCD (liquid crystal display) | |
| CN219958066U (en) | Teaching aid device for information technology | |
| CN220323710U (en) | Reel type projection screen with guiding function | |
| CN219811122U (en) | Medical informatization construction is with discussing auxiliary device | |
| CN214312095U (en) | English teaching is with multi-functional show board | |
| CN210977247U (en) | Trackless folding door | |
| CN213954782U (en) | Presentation device is used in computer teaching | |
| CN214751303U (en) | Projection curtain | |
| CN219196537U (en) | Sunshade convenient to accomodate | |
| CN219626254U (en) | Can accomodate formula LED display screen | |
| CN220868988U (en) | Multi-position folding tarpaulin equipment | |
| CN218375709U (en) | Protective enclosure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |