CN104898357A - Folding type projector suspension bracket - Google Patents
Folding type projector suspension bracket Download PDFInfo
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- CN104898357A CN104898357A CN201510342296.XA CN201510342296A CN104898357A CN 104898357 A CN104898357 A CN 104898357A CN 201510342296 A CN201510342296 A CN 201510342296A CN 104898357 A CN104898357 A CN 104898357A
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- ceiling
- suspension bracket
- connecting rod
- limiting plate
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Abstract
The invention relates to a folding type projector suspension bracket. The folding type projector suspension bracket includes a ceiling, two moving contraction devices are symmetrically mounted under the ceiling, and a T-shaped mounting table is mounted in the middle of the ceiling; a scissor fork type lifting frame is mounted on the T-shaped mounting table; the lower end of the scissor fork type lifting frame is mounted on a limiting plate; a lower end face of the limiting plate is also provided with a projector support; two sides of the projector support are connected with two sides of the ceiling through two flexible skirt edges respectively; each moving contraction device includes two support tables, a lead screw is mounted between the support tables through a bearing; the right end of the lead screw is connected with a drive motor through a coupling; the drive motor is mounted under the ceiling; an outer wall of the lead screw is connected with a lead screw nut; an outer side of the lead screw nut is mounted on a sliding block; an annular limiting block mounts the lead screw nut on the sliding block through a screw; and a winding rope penetrates through a Number one hanger to be connected with the scissor fork type lifting frame. The folding type projector suspension bracket provided by the invention can realize a folding contraction function, and has the advantages of simple structure, good contraction performance and the like.
Description
Technical field
The present invention relates to projector equipment, particularly for a kind of folded projection instrument suspension bracket of fixing projector.
Background technology
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, slide 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 invention provides a kind of folded projection instrument suspension bracket, solve existing projector suspension bracket height too high and affect the difficult problem that student in classroom walks about, the function of folding shrinking can be realized, there is the advantages such as the simple and shrinkage of structure is good.
To achieve these goals, the present invention realizes by the following technical solutions: a kind of folded projection instrument suspension bracket, comprise ceiling, two mobile constriction devices are symmetrically installed with below described ceiling, mobile constriction device can realize the function that left and right moves around, and is provided with T-shaped erecting bed in the middle part of described ceiling; Described T-shaped erecting bed is between two mobile constriction devices, and T-shaped erecting bed symmetria bilateralis is provided with two hangers, and T-shaped erecting bed lower surface is symmetrically arranged with two ear seats; Described two ear seats are provided with scissors type elevating frame; Described scissors type elevating frame lower end is arranged on limiting plate, and scissors type elevating frame can realize the function that fast folding shrinks under the drive of mobile constriction device; Described limiting plate is provided with a long kidney-shaped hole, the effect that a long kidney-shaped hole is spacing, scissors type elevating frame lower end can be moved freely on limiting plate No. one waist type elongated hole, and limiting plate lower surface is welded with projector mount, projector mount is used for being arranged on existing projector apparatus; Described projector mount both sides are connected with the both sides of ceiling respectively by two flexible skirt, and flexible skirt has good flexible contractile function.
As a preferred technical solution of the present invention, described mobile constriction device comprises two brace tables be arranged on below ceiling; By bearing, leading screw is installed between described two brace tables; Described leading screw right-hand member is connected with the output terminal of drive motor by shaft coupling; Described drive motor is arranged on motor rack; Described motor rack is installed below ceiling; Described leading screw outer wall has been threaded connection feed screw nut; Be arranged on outside described feed screw nut on slide block; Annular stop block is installed on the right side of described slide block; Feed screw nut is arranged on slide block by screw by described annular stop block, and annular stop block plays the effect of locking screw nut; Described slide block lower end is provided with No. two hangers; Described No. two hangers are wound with retraction cord; Described retraction cord is connected with scissors type elevating frame through a hangers.During work, first existing projector apparatus is arranged on projector mount, when projector apparatus does not need to use, drive motor on two mobile constriction devices works simultaneously, drive motor drives screw turns, leading screw drives supporting feed screw nut synchronous axial system, slide block under the drive of feed screw nut respectively toward two lateral movements, due on No. two hangers of retraction cord one ends wound below slide block, the retraction cord other end is connected with scissors type elevating frame through a hangers, thus retraction cord starts to drive scissors type elevating frame up to shrink under the drive of slide block, and then drive the existing projector apparatus be arranged on projector mount up to move, until the drive motor that scissors type elevating frame is contracted to both sides, top large quits work, when existing projector apparatus needs to use, the present invention is only needed to run along above-mentioned steps opposite way, achieve the function that existing projector apparatus fast folding 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 preferred technical solution of the present invention, described scissor-type support comprises upper end and intersects two lower connecting rods of two upper connecting rods being arranged on two ear seats and upper end and two upper connecting rod lower end cross-articulation; The lower end of described two lower connecting rods is arranged on a long kidney-shaped hole of limiting plate, makes lower connecting rod always movable spacing on a long kidney-shaped hole of limiting plate, thus limiting plate can be moved along with the motion of scissor-type support.
As a preferred technical solution of the present invention, No. two long kidney-shaped holes are provided with in the middle part of described upper connecting rod and lower connecting rod, and No. two long kidney-shaped holes on upper connecting rod are connected by mobile articulated manner respectively with between on corresponding lower connecting rod No. two long kidney-shaped hole, by No. two mutual spacing connections of long kidney-shaped hole between upper connecting rod and lower connecting rod, when scissor-type stent collapses and release, mutually can move at No. two long kidney-shaped holes between upper connecting rod and lower connecting rod, thus achieve the good folding shrinking function of scissor-type support.
As a preferred technical solution of the present invention, described flexible skirt is rugosity structure, flexible skirt material is rubber, TR thin rubber has good pliability, thus can shrink along with the contraction of scissor-type support, maintain leakproofness of the present invention, prevent extraneous dust from entering impact work of the present invention.
Beneficial effect of the present invention is: the present invention compared to existing technology, No. two long kidney-shaped holes on upper connecting rod are connected by mobile articulated manner respectively with between on corresponding lower connecting rod No. two long kidney-shaped hole, scissor-type support can make mutually can move at No. two long kidney-shaped holes between upper connecting rod and lower connecting rod under the drive of retraction cord, achieve the folding shrinking function that scissor-type support is good, 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 present invention is further described.
Fig. 1 is structural representation of the present invention;
Fig. 2 is the partial enlarged drawing at A place in Fig. 1;
Fig. 3 is using state schematic diagram of the present invention;
Fig. 4 is the partial enlarged drawing at B place in Fig. 3.
Specific embodiment
The technological means realized to make the present invention, creation characteristic, reaching object and effect is easy to understand, below in conjunction with concrete diagram, setting forth the present invention 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 shown in Figures 1 to 4, a kind of folded projection instrument suspension bracket, comprises ceiling 1, is symmetrically installed with two mobile constriction devices 2 below described ceiling 1, mobile constriction device 2 can realize the function that left and right moves around, and is provided with T-shaped erecting bed 3 in the middle part of described ceiling 1; Described T-shaped erecting bed 3 is between two mobile constriction devices 2, and T-shaped erecting bed 3 symmetria bilateralis is provided with two hangers 3a, and T-shaped erecting bed 3 lower surface is symmetrically arranged with two ear seat 3b; Described two ear seat 3b are provided with scissors type elevating frame 4; Described scissors type elevating frame 4 lower end is arranged on limiting plate 5, and scissors type elevating frame 4 can realize the function that fast folding shrinks under the drive of mobile constriction device 2; Described limiting plate 5 is provided with a long kidney-shaped hole, the effect that a long kidney-shaped hole is spacing, scissors type elevating frame 4 lower end can be moved freely on limiting plate 5 No. one waist type elongated hole, and limiting plate 5 lower surface is welded with projector mount, projector mount 6 is for being arranged on existing projector apparatus; Described projector mount 6 both sides are connected with the both sides of ceiling 1 respectively by two flexible skirt 7, and flexible skirt 7 has good flexible contractile function.
Described mobile constriction device 2 comprises two brace tables 21 be arranged on below ceiling 1; By bearing, leading screw 22 is installed between described two brace tables 21; Described leading screw 22 right-hand member is connected by the output terminal of shaft coupling with drive motor 23; Described drive motor 23 is arranged on motor rack 24; Described motor rack 24 is installed below ceiling 1; Described leading screw 22 outer wall has been threaded connection feed screw nut 25; Be arranged on outside described feed screw nut 25 on slide block 26; On the right side of described slide block 26, annular stop block 27 is installed; Feed screw nut 25 is arranged on slide block 26 by screw by described annular stop block 27, and annular stop block 27 plays the effect of locking screw nut 25; Described slide block 26 lower end is provided with No. two hangers 26a; Described No. two hangers 26a are wound with retraction cord 28; Described retraction cord 28 is connected with scissors type elevating frame 4 through a hangers 3a.During work, first existing projector apparatus is arranged on projector mount 6, when projector apparatus does not need to use, drive motor 23 on two mobile constriction devices 2 works simultaneously, drive motor 23 drives leading screw 22 to rotate, leading screw 22 drives supporting feed screw nut 25 synchronous axial system, slide block 26 under the drive of feed screw nut 25 respectively toward two lateral movements, due on No. two hangers 26a of retraction cord 28 one ends wound below slide block, retraction cord 28 other end is connected with scissors type elevating frame 4 through a hangers 3a, thus retraction cord 28 starts to drive scissors type elevating frame 4 up to shrink under the drive of slide block 26, and then drive the existing projector apparatus be arranged on projector mount 6 up to move, until the drive motor 23 that scissors type elevating frame 4 is contracted to both sides, top large quits work, when existing projector apparatus needs to use, the present invention is only needed to run along above-mentioned steps opposite way, achieve the function that existing projector apparatus fast folding 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.
Described scissor-type support 4 comprises upper end and intersects two lower connecting rods 42 of two upper connecting rods 41 being arranged on two ear seat 3b and upper end and two upper connecting rod 41 lower end cross-articulation; The lower end of described two lower connecting rods 42 is arranged on a long kidney-shaped hole of limiting plate 5, makes lower connecting rod 42 always movable spacing on a long kidney-shaped hole of limiting plate 5, thus limiting plate 5 can be moved along with the motion of scissor-type support 4.
No. two long kidney-shaped holes are provided with in the middle part of described upper connecting rod 41 and lower connecting rod 42, and No. two long kidney-shaped holes on upper connecting rod 41 are connected by mobile articulated manner respectively and between No. two long kidney-shaped holes on corresponding lower connecting rod 42, by No. two mutual spacing connections of long kidney-shaped hole between upper connecting rod 41 and lower connecting rod 42, when scissor-type support 4 shrinks and discharges, mutually can move at No. two long kidney-shaped holes between upper connecting rod 41 and lower connecting rod 42, thus achieve the good folding shrinking function of scissor-type support 4.
Described flexible skirt 7 is rugosity structure, and flexible skirt 7 material is rubber, and TR thin rubber has good pliability, thus can shrink along with the contraction of scissor-type support 4, maintains leakproofness of the present invention, prevents extraneous dust from entering impact work of the present invention.
During work, first existing projector apparatus is arranged on projector mount 6, when projector apparatus does not need to use, drive motor 23 on two mobile constriction devices 2 works simultaneously, drive motor 23 drives leading screw 22 to rotate, leading screw 22 drives supporting feed screw nut 25 synchronous axial system, slide block 26 under the drive of feed screw nut 25 respectively toward two lateral movements, due on No. two hangers 26a of retraction cord 28 one ends wound below slide block, retraction cord 28 other end is connected with scissors type elevating frame 4 through a hangers 3a, owing to passing through No. two mutual spacing connections of long kidney-shaped hole between the upper connecting rod 41 on scissors type elevating frame 4 and lower connecting rod 42, under the drive of slide block 26, retraction cord 28 starts to drive between upper connecting rod 41 and lower connecting rod 42 and mutually can move at No. two long kidney-shaped holes, thus scissors type elevating frame 4 is up shunk, and due to lower connecting rod 42 always movable spacing on a long kidney-shaped hole of limiting plate 5, thus make limiting plate 5 also along with scissor-type support 4 up moves, and then drive the existing projector apparatus be arranged on projector mount 6 up to move, until the drive motor 23 that scissors type elevating frame 4 is contracted to both sides, top large quits work, when existing projector apparatus needs to use, the present invention is only needed to run along above-mentioned steps opposite way, achieve the function that existing projector apparatus fast folding 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 ultimate principle of the present invention, principal character and advantage.The technician of the industry should understand; the present invention is not restricted to the described embodiments; description in above-described embodiment and instructions principle of the present invention is just described; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements all fall in the claimed scope of the invention.Application claims protection domain is defined by appending claims and equivalent thereof.
Claims (4)
1. a folded projection instrument suspension bracket, it is characterized in that: comprise ceiling (1), described ceiling (1) below is symmetrically installed with two mobile constriction devices (2), and described ceiling (1) middle part is provided with T-shaped erecting bed (3); Described T-shaped erecting bed (3) is positioned between two mobile constriction devices (2), T-shaped erecting bed (3) symmetria bilateralis is provided with two No. one hangers (3a), and T-shaped erecting bed (3) lower surface is symmetrically arranged with two ear seats (3b); Described two ear seats (3b) are provided with scissors type elevating frame (4); Described scissors type elevating frame (4) lower end is arranged on limiting plate (5); Described limiting plate (5) is provided with a long kidney-shaped hole, and limiting plate (5) lower surface is welded with projector mount (6); Described projector mount (6) both sides are connected with the both sides of ceiling (1) respectively by two flexible skirt (7);
Described mobile constriction device (2) comprises two brace tables (21) being arranged on ceiling (1) below; By bearing, leading screw (22) is installed between described two brace tables (21); Described leading screw (22) right-hand member is connected by the output terminal of shaft coupling with drive motor (23); Described drive motor (23) is arranged on motor rack (24); Described motor rack (24) installs ceiling (1) below; Described leading screw (22) outer wall is threaded connection feed screw nut (25); Described feed screw nut (25) outside is arranged on slide block (26); Described slide block (26) right side is provided with annular stop block (27); Feed screw nut (25) is arranged on slide block (26) by screw by described annular stop block (27); Described slide block (26) lower end is provided with No. two hangers (26a); Described No. two hangers (26a) are wound with retraction cord (28); Described retraction cord (28) is connected with scissors type elevating frame (4) through a hangers (3a).
2. a kind of folded projection instrument suspension bracket according to claim 1, is characterized in that: described scissor-type support (4) comprises upper end and intersects two lower connecting rods (42) of two upper connecting rods (41) being arranged on two ear seats (3b) and upper end and two upper connecting rod (41) lower end cross-articulation; The lower end of described two lower connecting rods (42) is arranged on a long kidney-shaped hole of limiting plate (5).
3. a kind of folded projection instrument suspension bracket according to claim 2, it is characterized in that: described upper connecting rod (41) and lower connecting rod (42) middle part are provided with No. two long kidney-shaped holes, and No. two long kidney-shaped holes on upper connecting rod (41) are connected by mobile articulated manner respectively and between No. two long kidney-shaped holes on corresponding lower connecting rod (42).
4. a kind of folded projection instrument suspension bracket according to claim 1, is characterized in that: described flexible skirt (7) is rugosity structure, and flexible skirt (7) material is rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510342296.XA CN104898357A (en) | 2015-06-18 | 2015-06-18 | Folding type projector suspension bracket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510342296.XA CN104898357A (en) | 2015-06-18 | 2015-06-18 | Folding type projector suspension bracket |
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| Publication Number | Publication Date |
|---|---|
| CN104898357A true CN104898357A (en) | 2015-09-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510342296.XA Pending CN104898357A (en) | 2015-06-18 | 2015-06-18 | Folding type projector suspension bracket |
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| CN (1) | CN104898357A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106704779A (en) * | 2017-03-29 | 2017-05-24 | 宁波渠成进出口有限公司 | Lifting type display screen hanging frame |
| CN106931286A (en) * | 2017-04-21 | 2017-07-07 | 芜湖威灵数码科技有限公司 | Line holographic projections equipment |
| CN107229175A (en) * | 2017-07-19 | 2017-10-03 | 芜湖市奥尔特光电科技有限公司 | A kind of portable inversion projecting apparatus |
| CN107606408A (en) * | 2017-10-21 | 2018-01-19 | 陈永 | A kind of fixed seat of domestic TV |
| CN108468990A (en) * | 2018-03-12 | 2018-08-31 | 宁波中惠信息技术有限公司 | It is a kind of can automatic lifting lamp bracket |
| CN108915571A (en) * | 2018-08-07 | 2018-11-30 | 辽宁奇辉电子系统工程有限公司 | A kind of bellow framed door structure |
| CN113628481A (en) * | 2021-08-15 | 2021-11-09 | 夏培准 | Multimedia teaching equipment convenient to adjust |
-
2015
- 2015-06-18 CN CN201510342296.XA patent/CN104898357A/en active Pending
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106704779A (en) * | 2017-03-29 | 2017-05-24 | 宁波渠成进出口有限公司 | Lifting type display screen hanging frame |
| CN106931286A (en) * | 2017-04-21 | 2017-07-07 | 芜湖威灵数码科技有限公司 | Line holographic projections equipment |
| CN107229175A (en) * | 2017-07-19 | 2017-10-03 | 芜湖市奥尔特光电科技有限公司 | A kind of portable inversion projecting apparatus |
| CN107606408A (en) * | 2017-10-21 | 2018-01-19 | 陈永 | A kind of fixed seat of domestic TV |
| CN108468990A (en) * | 2018-03-12 | 2018-08-31 | 宁波中惠信息技术有限公司 | It is a kind of can automatic lifting lamp bracket |
| CN108468990B (en) * | 2018-03-12 | 2020-04-17 | 宁波中惠信息技术有限公司 | Lamp bracket capable of automatically lifting |
| CN108915571A (en) * | 2018-08-07 | 2018-11-30 | 辽宁奇辉电子系统工程有限公司 | A kind of bellow framed door structure |
| CN113628481A (en) * | 2021-08-15 | 2021-11-09 | 夏培准 | Multimedia teaching equipment convenient to adjust |
| CN113628481B (en) * | 2021-08-15 | 2022-12-09 | 深圳华兆科技有限公司 | Multimedia teaching equipment convenient to adjust |
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Application publication date: 20150909 |