CN204785437U - Over -and -under type projecting apparatus gallows - Google Patents
Over -and -under type projecting apparatus gallows Download PDFInfo
- Publication number
- CN204785437U CN204785437U CN201520424718.3U CN201520424718U CN204785437U CN 204785437 U CN204785437 U CN 204785437U CN 201520424718 U CN201520424718 U CN 201520424718U CN 204785437 U CN204785437 U CN 204785437U
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- Prior art keywords
- shrink
- ceiling board
- projecting apparatus
- utility
- projector
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Abstract
The utility model relates to an over -and -under type projecting apparatus gallows, including the ceiling, two take -up device are installed to the terminal surface bilateral symmetry under the ceiling, T type fixed station is installed to the ceiling below, two shrink poles are installed to T type fixed station lower extreme plane symmetry, the projecting apparatus support is installed to the lower butt welding of two shrink poles, projecting apparatus support up end both sides symmetrical has two hangers, the winding has the shrink rope on the hangers, the shrink rope other end is connected with take -up device, projecting apparatus support both sides are connected with flexible shirt rim, take -up device is including installing two brace tables in the ceiling below, install the pivot through the bearing between two brace tables, the pivot is connected through the output of shaft coupling with driving motor, driving motor installs on the motor frame, the electricity rack -mount is in the ceiling below, the pivot middle part is through key installation fixed pulley, the winding has the shrink rope on the fixed pulley. The utility model discloses can realize the function of shrink has simple structure, the shrink performance is good and application scope advantage such as extensively.
Description
Technical field
The utility model relates to projection equipment, particularly for a kind of elevating type projector suspension bracket of fixing projector.
Background technique
The develop rapidly of present information treatment technology, the modern suggestion of meeting room requires also more and more higher, therefore, meeting room from one simple to listen, to hear, communicating site, develop gradually and become the comprehensive information resources communicating site that has several functions, projector, projector, shoot with video-corder each class of electronic devices such as video reproduction equipment, public address equipment and enter Conference Room in a large number, make the configuration of conference system more and more professional, function also from strength to strength.
Because the working depth of existing projector will match with the height of projection cloth, therefore, a general needs projector suspension bracket; And projector suspension bracket has certain height, if often hanging on the ceiling, walking about of student in classroom can be had a strong impact on; Given this, be badly in need of that a kind of to solve existing projector suspension bracket height too high and affect student in classroom and to walk about the projector suspension bracket of a difficult problem.
Summary of the invention
In order to solve the problem, the utility model provides a kind of elevating type projector suspension bracket, solve existing projector suspension bracket height too high and affect the difficult problem that student in classroom walks about, can realize being elevated the function of shrinking, the advantage such as have that structure is simple, shrinkage good and applied widely.
To achieve these goals, the utility model realizes by the following technical solutions: a kind of elevating type projector suspension bracket, comprises ceiling board, and described ceiling board lower end surface bilateral symmetry is provided with two winding devices, and winding device can realize being elevated the function of shrinking; Below described ceiling board, T-shaped stationary platen is installed; Described T-shaped stationary platen is between two winding devices, and T-shaped stationary platen lower end surface is symmetrically installed with two contraction poles, and contraction pole has effect that is spacing and that support, makes contraction pole can only make lifting contractile motion along vertical direction under the drive of external force; The lower end weldering of described two contraction poles is provided with projector mount, projector mount is installed existing projector apparatus; Described projector mount upper-end surface bilateral symmetry is welded with two hangers; Described hangers is wound with retraction cord; The described retraction cord the other end is connected with winding device; Described projector mount both sides are connected with flexible skirt; Described flexible skirt upper end is connected with the lower end surface of ceiling board; Flexible skirt has good flexible contractile function.
As a kind of optimal technical scheme of the present utility model, described winding device comprises two support platforms be arranged on below ceiling board; By bearing, rotating shaft is installed between described two support platforms; Described rotating shaft is connected with the output terminal of drive motor by coupling; Described drive motor is arranged on motor rack; Described motor rack is arranged on below ceiling board; By key, static pulley is installed in the middle part of described rotating shaft; Described static pulley is wound with retraction cord.During work, first on projector mount, projector apparatus is installed, when existing projector apparatus does not need to use, drive motor on winding device is started working, drive motor drives axis of rotation, rotating shaft drives static pulley synchronous axial system, thus drive retraction cord to be constantly wound around on static pulley, retraction cord drives projector mount up to move under the directional retraction of contraction pole drives, projector mount drives existing projector apparatus synchronously up to move, and quits work until contraction pole moves to top drive motor; When existing projector apparatus needs to use, the utility model is only needed to run along above-mentioned steps opposite way, achieve the function that existing projector apparatus fast lifting shrinks, solve existing projector suspension bracket height too high and affect the difficult problem energy that student in classroom walks about, structure is simple, and shrinkage is good.
As a kind of optimal technical scheme of the present utility model, the contracted length of described contraction pole is 30mm to 50mm, and the contracted length of contraction pole can actual demand occasion be determined, applied widely.
As a kind of optimal technical scheme of the present utility model, described flexible skirt is rugosity structure, flexible skirt material is rubber, thin rubber has good pliability, thus can shrink along with the contraction of contraction pole, maintain seal of the present utility model, prevent extraneous dust from entering impact work of the present utility model.
The beneficial effects of the utility model are: the utility model compared to existing technology, under drive motor work, retraction cord can drive projector mount up to move under the directional retraction of contraction pole drives, projector mount drives existing projector apparatus synchronously up to move again, achieve the function that existing projector apparatus fast lifting shrinks, solve existing projector suspension bracket height too high and affect the difficult problem that student in classroom walks about, there is the advantages such as the simple and shrinkage of structure is good.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is further illustrated.
Fig. 1 is structural representation of the present utility model;
Fig. 2 is using state schematic diagram of the present utility model.
Embodiment
The technological means realized to make the utility model, creation characteristic, reaching object and effect is easy to understand, below in conjunction with concrete diagram, setting forth the utility model further.It should be noted that, when not conflicting, the embodiment in the application and the feature in embodiment can be combined with each other.
As depicted in figs. 1 and 2, a kind of elevating type projector suspension bracket, comprises ceiling board 1, and described ceiling board 1 lower end surface bilateral symmetry is provided with two winding devices 2, and winding device 2 can realize being elevated the function of shrinking; Below described ceiling board 1, T-shaped stationary platen 3 is installed; Described T-shaped stationary platen 3 is between two winding devices 2, and T-shaped stationary platen 3 lower end surface is symmetrically installed with two contraction poles 4, contraction pole 4 has effect that is spacing and that support, makes contraction pole 4 can only make lifting contractile motion along vertical direction under the drive of external force; The lower end weldering of described two contraction poles 4 is provided with projector mount 5, and projector mount 5 installs existing projector apparatus; Described projector mount 5 upper-end surface bilateral symmetry is welded with two hangers 6; Described hangers 6 is wound with retraction cord 7; Described retraction cord 7 the other end is connected with winding device 2; Described projector mount 5 both sides are connected with flexible skirt 8; Described flexible skirt 8 upper end is connected with the lower end surface of ceiling board 1; Flexible skirt 8 has good flexible contractile function.
Described winding device 2 comprises two support platforms 21 be arranged on below ceiling board 1; By bearing, rotating shaft 22 is installed between described two support platforms 21; Described rotating shaft 22 is connected by the output terminal of coupling with drive motor 23; Described drive motor 23 is arranged on motor rack 24; Described motor rack 24 is arranged on below ceiling board 1; By key, static pulley 25 is installed in the middle part of described rotating shaft 22; Described static pulley 25 is wound with retraction cord 7.
The contracted length of described contraction pole 4 is 30mm to 50mm, and the contracted length of contraction pole 4 can actual demand occasion be determined, applied widely.
Described flexible skirt 8 is rugosity structure, flexible skirt 8 material is rubber, and thin rubber has good pliability, thus can shrink along with the contraction of contraction pole 4, maintain seal of the present utility model, prevent extraneous dust from entering impact work of the present utility model.
During work, first on projector mount 5, projector apparatus is installed, when existing projector apparatus does not need to use, drive motor 23 on winding device 2 is started working, drive motor 23 drives rotating shaft 22 to rotate, rotating shaft 22 drives static pulley 25 synchronous axial system, thus drive retraction cord 7 to be constantly wound around on static pulley 2, retraction cord 7 drives projector mount 5 up to move under the directional retraction of contraction pole 4 drives, projector mount 5 drives existing projector apparatus synchronously up to move, and quits work until contraction pole 7 moves to top drive motor 23; When existing projector apparatus needs to use, the utility model is only needed to run along above-mentioned steps opposite way, achieve the function that existing projector apparatus fast lifting shrinks, solve existing projector suspension bracket height too high and affect the difficult problem energy that student in classroom walks about, structure is simple, shrinkage is good, reaches object.
More than show and describe basic principle of the present utility model, major character and advantage.The technician of the industry should understand; the utility model is not restricted to the described embodiments; description in above-described embodiment and specification principle of the present utility model is just described; under the prerequisite not departing from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (3)
1. an elevating type projector suspension bracket, is characterized in that: comprise ceiling board (1), and described ceiling board (1) lower end surface bilateral symmetry is provided with two winding devices (2); Described ceiling board (1) below is provided with T-shaped stationary platen (3); Described T-shaped stationary platen (3) is positioned between two winding devices (2), and T-shaped stationary platen (3) lower end surface is symmetrically installed with two contraction poles (4); The lower end weldering of described two contraction poles (4) is provided with projector mount (5); Described projector mount (5) upper-end surface bilateral symmetry is welded with two hangers (6); Described hangers (6) is wound with retraction cord (7); Described retraction cord (7) the other end is connected with winding device (2); Described projector mount (5) both sides are connected with flexible skirt (8); Described flexible skirt (8) upper end is connected with the lower end surface of ceiling board (1);
Described winding device (2) comprises two support platforms (21) being arranged on ceiling board (1) below; By bearing, rotating shaft (22) is installed between described two support platforms (21); Described rotating shaft (22) is connected by the output terminal of coupling with drive motor (23); Described drive motor (23) is arranged on motor rack (24); Described motor rack (24) is arranged on ceiling board (1) below; Described rotating shaft (22) middle part is provided with static pulley (25) by key; Described static pulley (25) is wound with retraction cord (7).
2. a kind of elevating type projector suspension bracket according to claim 1, is characterized in that: the contracted length of described contraction pole (4) is 30mm to 50mm.
3. a kind of elevating type projector suspension bracket according to claim 1, is characterized in that: described flexible skirt (8) is rugosity structure, and flexible skirt (8) material is rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520424718.3U CN204785437U (en) | 2015-06-18 | 2015-06-18 | Over -and -under type projecting apparatus gallows |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520424718.3U CN204785437U (en) | 2015-06-18 | 2015-06-18 | Over -and -under type projecting apparatus gallows |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204785437U true CN204785437U (en) | 2015-11-18 |
Family
ID=54525486
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520424718.3U Expired - Fee Related CN204785437U (en) | 2015-06-18 | 2015-06-18 | Over -and -under type projecting apparatus gallows |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204785437U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104948890A (en) * | 2015-06-18 | 2015-09-30 | 安庆联泰电子科技有限公司 | Lifting type projector hanging bracket |
| CN106885118A (en) * | 2017-04-21 | 2017-06-23 | 广州巨茗自控技术有限公司 | A kind of projector suspension bracket |
| CN111359177A (en) * | 2020-03-19 | 2020-07-03 | 江苏金陵体育器材股份有限公司 | Volleyball post |
-
2015
- 2015-06-18 CN CN201520424718.3U patent/CN204785437U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104948890A (en) * | 2015-06-18 | 2015-09-30 | 安庆联泰电子科技有限公司 | Lifting type projector hanging bracket |
| CN106885118A (en) * | 2017-04-21 | 2017-06-23 | 广州巨茗自控技术有限公司 | A kind of projector suspension bracket |
| CN106885118B (en) * | 2017-04-21 | 2019-01-04 | 江苏精仪达科技有限公司 | A kind of projector suspension bracket |
| CN111359177A (en) * | 2020-03-19 | 2020-07-03 | 江苏金陵体育器材股份有限公司 | Volleyball post |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20151118 Termination date: 20160618 |