CN104315319A - Simple suspension type projector bracket - Google Patents

Simple suspension type projector bracket Download PDF

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Publication number
CN104315319A
CN104315319A CN201410630725.9A CN201410630725A CN104315319A CN 104315319 A CN104315319 A CN 104315319A CN 201410630725 A CN201410630725 A CN 201410630725A CN 104315319 A CN104315319 A CN 104315319A
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China
Prior art keywords
extension bar
interface
base
projector
joint
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CN201410630725.9A
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Chinese (zh)
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CN104315319B (en
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潘爱松
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Liang Wanwen
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Individual
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Abstract

The invention discloses a simple suspension type projector bracket. The projector bracket comprises a pedestal and connecting pieces for connecting a projector, wherein the pedestal (1) is provided with a device for mounting the connecting pieces; the horizontal position of the device on the pedestal is adjustable; each connecting piece is provided with two universal joints (5, 6), of which one is positioned at the upper end and is connected with the pedestal and the other one is positioned at the lower end for connecting the projector; the universal joints (5, 6) at the upper and lower ends of each connecting piece are connected by arranging a lengthening rod (7); the two ends of the lengthening rods (7) are provided with connectors; the connectors at the two ends are matched, namely one lengthening rod can be connected with the other lengthening rod through the connectors. The projector bracket has the advantages of simple structure, reduced manufacturing cost, capability of lengthening infinitely and stability after mounting.

Description

A kind of simple and easy suspension type projector bracket
Technical field
The invention belongs to projection field, be related specifically to a kind of suspension type projector bracket.
Background technique
The application of projector is very universal.The projector of indoor use, under being normally arranged on the furred ceiling of building by projector by suspension bracket.Be conventionally used to and the suspension bracket of projector is installed, primarily of base, elevation and subsidence regulating device, positioning device and suspention pawl composition, there is complex structure, shortcoming that manufacture cost is high; In addition, traditional suspension type projector bracket, also also exists following shortcoming:
One, the narrow limitation of elevation and subsidence regulating device adjustable extent.If the patent No. is the suspension bracket for projector disclosed in CN200910030479, be the elevation and subsidence regulating device adopting sleeve-like manner, its adjustable distance is equivalent between a casing length and two casing length; Such as internal and external casing is all the elevation and subsidence regulating device of 40cm length, and its adjustable distance can only be equivalent to (in fact be less than this scope) between 40 ~ 80cm.
Two, the defect of positioning device existence.Traditional positioning device mainly adopt pair of U-shaped hook to regulate projector towards, make it to aim at curtain accurately.If the patent No. is the suspension bracket for projector disclosed in CN201120388230, be adopt pair of U-shaped hook as positioning device; After projector is installed, because projector is heavier, and the dynamics that support maintains location mainly concentrates on the bolt of U-shaped hook and (is equivalent to concentrate on a point), and the time one is of a specified duration, easily produces deviation to the location of projector.
Comprehensively above-mentioned, traditional suspension type projector bracket also needs to do further improvement.
Summary of the invention
Projector is provided with the screw for connection bracket; Traditional support, the screw on projector is first connected with the suspention pawl of support, then by positioning device, elevation and subsidence regulating device, be then connected on base.The simple and easy suspension type projector bracket of one provided by the invention, utilizes the technology that the screw of projector is directly connected with the base of support, solves described traditional suspension type projector bracket Problems existing above, its structure is simple, reduce manufacture cost, can infinitely lengthen, firm after installing.
The technical solution adopted for the present invention to solve the technical problems is: a kind of simple and easy suspension type projector bracket, comprises base and the link for being connected projector.Described base (1), which is provided with the device for installation connecting element, and the horizontal position of this device on base is adjustable.Described link, be provided with two universal joints (5,6), one is positioned at upper end, is connected with base, and one is positioned at lower end, for connecting projector.
Further, described link, is provided with extension bar (7) and connects between the universal joint (5,6) of its upper/lower terminal; Described extension bar (7), its two ends are all provided with interface, and the interface at two ends is suitable, and namely an extension bar and another extension bar can be coupled together by its interface.
Beneficial effect of the present invention is mainly manifested in: structure is simple, reduces manufacture cost, can infinitely lengthen, firm after installing.
Accompanying drawing explanation
Fig. 1 is the schematic diagram after the first mode of execution of the present invention installs projector.
Fig. 2 is the structural representation of the various parts of the first mode of execution of the present invention.
Fig. 3 is the plan view of the base of the first mode of execution of the present invention.
Fig. 4 is the schematic diagram after the second mode of execution of the present invention installs projector.
Fig. 5 is the structural representation of the various parts of the second mode of execution of the present invention.
Fig. 6 is the plan view of the base of the second mode of execution of the present invention.
Embodiment
Below in conjunction with accompanying drawing, embodiments of the present invention are further described.
The first mode of execution of the present invention, is shown in shown in Fig. 1 ~ 3; The simple and easy suspension type projector bracket of described one, comprises 1 base with 4 for being connected the link of projector.
Described base 1, which is provided with 4 circular holes, circular hole is provided with again pad post 2, base is also provided with the arcuate socket 3 of 4 hollow outs; Be provided with again 4 bolts 4, bolt 4 is as the device of installation connecting element, and bolt 4 is connected with link through arcuate socket 3.
Described link, its upper/lower terminal is all provided with universal joint, is provided with extension bar 7 and connects between the universal joint 5,6 of upper/lower terminal.The universal joint 5 of upper end, the axle of its one end is provided with internal thread interface 51, is connected with the bolt 4 on base, and the axle of the other end is provided with internal thread interface 52, is connected with extension bar 7.The universal joint 6 of lower end, its one end the tip of the axis is provided with egative film 61, and egative film is provided with circular hole 62; Be provided with again bolt 8, for connecting projector 12 through circular hole 62; The other end axle is provided with external screw joint 63, is connected with extension bar 7.Described extension bar 7, its one end is provided with external screw joint 71, is connected with the internal thread interface 52 of the universal joint 5 of upper end; The other end is provided with internal thread interface 72, is connected with the external screw joint 63 of the universal joint 6 of lower end; The screw thread of extension bar 7 liang of end interfaces is suitable, and namely the external screw joint 71 of an extension bar can screw in the internal thread interface 72 of another extension bar, and two extension bars can be coupled together.
Further, be rotatably connected for the ease of threaded coupling between each part, on the axle being provided with this one end of external screw joint 63 at the universal joint 6 of the axle upper and lower end at universal joint 5 two ends of described upper end and on extension bar 7, be all provided with turning handle 9.
Further, when link is connected with the bolt 4 on base, for the ease of rotating, preventing bolt 4 from sliding, between the bolt 4 on base and base, be also provided with rubber washer 10.
Further, when link is connected with the bolt 4 on base, produce mobile during in order to prevent from screwing, between the internal thread interface 51 of the universal joint 5 of upper end and base, also be provided with packing ring 11.
Further, the bolt head that the height of described foundation 2 is at least greater than the bolt 4 on base adds the height of rubber washer 10.
The first mode of execution recited above, when installing and using, a kind of step and method of preferred connection, as follows:
1) universal joint 5,6 of upper/lower terminal is connected with extension bar 7, composition link;
2) bolt 4 screws in internal thread interface 51 through the arcuate socket 3 of packing ring 10, base and packing ring 11, and be arranged on by link on base, during installation, bolt 4 does not first screw;
3) use bulging screw through the circular hole of base and pad post 2, base is fixed on furred ceiling;
4) use 3 links wherein, screwed in by bolt 8 in the screw of projector and projector is hung thereon;
5) pass through the inclination of the length adjustment projector regulating the interface of extension bar 7 and two universal joints 5,6 to screw in, in arcuate socket 3, position adjust projector lens by adjusting bolt 4 again, make it to aim at curtain, then, bolt 4 and link are screwed;
6) length regulating the extension bar 7 of the 4th link and the interface of two universal joints 5,6 to screw in, screws in the screw of projector by bolt 8, makes the installation of projector safer, firm.
The second mode of execution of the present invention, is shown in shown in Fig. 4 ~ 6; The simple and easy suspension type projector bracket of described one, comprises 1 base with 3 for being connected the link of projector.
Described base 1, comprise fixing bottom-plate 1a and mobile plate 1b, mobile plate 1b is as the device of installation connecting element; Described fixing bottom-plate 1a is provided with 3 for being arranged on the circular hole on furred ceiling, circular hole is provided with pad post 2, is provided with again circular hole 14 at the center of fixing bottom-plate; Described mobile plate 1b, in " Y " shape, three bifurcateds of mobile plate is all provided with the screw 15 for installation connecting element, is provided with screw 16 at the center of mobile plate; Mobile plate 1b is placed on the top of fixing bottom-plate 1a; Be provided with again bolt 17, through the circular hole 14 of fixing bottom-plate, screw in the screw 16 at mobile plate 1b center.
Described link, its upper/lower terminal is all provided with universal joint, is provided with extension bar 7 and connects (link shown in Fig. 4, centre has two extension bars 7 to be formed by connecting) between the universal joint 5,6 of upper/lower terminal.The universal joint 5 of upper end, the axle of its one end is provided with external screw joint 53, is connected with the screw 15 of three bifurcateds on mobile plate; The axle of the other end is provided with internal thread interface 52, is connected with extension bar 7.The universal joint 6 of lower end, its one end is provided with external screw joint 64, for connecting projector; The other end axle is provided with external screw joint 63, is connected with extension bar 7.Described extension bar 7, its one end is provided with external screw joint 71, is connected with the internal thread interface 52 of the universal joint 5 of upper end; The other end is provided with internal thread interface 72, is connected with the external screw joint 63 of the universal joint 6 of lower end; The screw thread of extension bar 7 liang of end interfaces is suitable.
Further, be rotatably connected for the ease of threaded coupling between each part, on the axle at two universal joints 5,6 two ends recited above, extension bar 7 be all provided with turning handle 9.
The second mode of execution recited above, when installing and using, a kind of step and method of preferred connection, as follows:
1) universal joint 5,6 of upper/lower terminal is connected with extension bar 7, composition link;
2) mobile plate 1b is arranged on fixing bottom-plate 1a by bolt 17, re-uses bulging screw through the circular hole of fixing bottom-plate and pad post 2, base is fixed on furred ceiling;
3) external screw joint 53 of the universal joint 5 of upper end is connected with the screw 15 of three bifurcateds on mobile plate;
4) external screw joint 64 of the universal joint 6 of lower end screws in the screw of projector, is hung thereon by projector;
5) pass through the inclination of the length adjustment projector regulating the interface of extension bar 7 and two universal joints 5,6 to screw in, again by Horizontal rotating movable plate 1b, adjustment projector lens, makes it to aim at curtain, then, is screwed by bolt 17.
Further, in order to there be larger adjustable extent, the interface (52,63) that the interface 71 and 72 at extension bar 7 two ends in above-described two kinds of mode of executions, two universal joints 5,6 are connected with extension bar 7, the reach of its each interface is not less than 4cm.
Further, in above-described two kinds of mode of executions, described pad post 2, is hollow cylinder, is connected as a single entity with base.
Further, in the accompanying drawing of above-described two kinds of mode of executions, what draw is card ball joint; In specific implementation process, universal-joint-pin type universal joint, twin Universal connector also can be used first-class.
Above-described two kinds of mode of executions, according to concrete needs, a link can use one or more extension bars to connect; Also can not use extension bar, and the internal thread interface 52 of the universal joint 5 of upper end is directly connected with the external screw joint 63 of the universal joint 6 of lower end.
Above-described two kinds of mode of executions, utilize link to be directly connected on base by projector, eliminate some devices in the middle of conventional stent, reduce the cost of manufacture; Utilize the principles of 3 fixed planes, projector is installed more firm; Moreover because extension bar can carry out multiple connection, the position height making projector install is unrestricted.
By reference to the accompanying drawings embodiments of the present invention are explained in detail above; but the present invention is not limited to two kinds of above-mentioned mode of executions, to one skilled in the art, under the premise without departing from the principles of the invention; some changes made, all should be considered as belonging to protection scope of the present invention.

Claims (9)

1. a simple and easy suspension type projector bracket, comprises base and the link for being connected projector; It is characterized in that: described base (1), which is provided with the device for installation connecting element, and the horizontal position of this device on base is adjustable; Described link, be provided with two universal joints (5,6), one is positioned at upper end, is connected with base, and one is positioned at lower end, for connecting projector.
2. the simple and easy suspension type projector bracket of one according to claim 1, is characterized in that: described link, is provided with extension bar (7) and connects between the universal joint (5,6) of its upper/lower terminal; Described extension bar (7), its two ends are all provided with interface, and the interface at two ends is suitable.
3. the simple and easy suspension type projector bracket of one according to claim 1 and 2, is characterized in that: comprise 1 base with 4 for being connected the link of projector;
Described base (1), which is provided with 4 circular holes, circular hole is provided with again pad post (2), base is also provided with the arcuate socket (3) of 4 hollow outs; Be provided with again 4 bolts (4), as the device of installation connecting element (7), bolt (4) is connected with link through arcuate socket (3);
Described link, the universal joint (5) of link upper end, the axle of its one end is provided with internal thread interface (51), is connected with the bolt (4) on base, and the axle of the other end is provided with internal thread interface (52), is connected with extension bar (7); The universal joint (6) of lower end, its one end the tip of the axis is provided with egative film (61), and egative film is provided with circular hole (62); Be provided with again bolt (8), for connecting projector (12) through circular hole (62); The other end axle is provided with external screw joint (63), is connected with extension bar (7); Described extension bar (7), its one end is provided with external screw joint (71), is connected with the internal thread interface (52) of the universal joint 5 of upper end; The other end is provided with internal thread interface (72), is connected with the external screw joint (63) of the universal joint (6) of lower end; The screw thread of extension bar (7) two end interface is suitable.
4. the simple and easy suspension type projector bracket of one according to claim 3, it is characterized in that: on the axle being provided with this one end of external screw joint 63 at the universal joint (6) of the axle upper and lower end at universal joint (5) two ends of described upper end and on extension bar (7), be all provided with turning handle (9).
5. the simple and easy suspension type projector bracket of one according to claim 3, is characterized in that: be also provided with rubber washer (10) between the bolt (4) on base and base.
6. the simple and easy suspension type projector bracket of one according to claim 3, it is characterized in that: the interface (52 that the interface (71,72) at described extension bar (7) two ends, two universal joints (5,6) are connected with extension bar (7), 63), the reach of its each interface is not less than 4cm.
7. the simple and easy suspension type projector bracket of one according to claim 1 and 2, is characterized in that: comprise 1 base with 3 for being connected the link of projector;
Described base (1), comprise fixing bottom-plate (1a) and mobile plate (1b), mobile plate (1b) is as the device of installation connecting element; Described fixing bottom-plate (1a) is provided with 3 for being arranged on the circular hole on furred ceiling, circular hole is provided with pad post (2), is provided with again circular hole (14) at the center of fixing bottom-plate; Described mobile plate (1b), in " Y " shape, three bifurcateds of mobile plate is all provided with the screw (15) for installation connecting element, is provided with screw (16) at the center of mobile plate; Mobile plate 1b is placed on the top of fixing bottom-plate 1a; Be provided with again bolt (17), through the circular hole (14) of fixing bottom-plate, screw in the screw (16) at mobile plate 1b center;
Described link, the universal joint (5) of link upper end, the axle of its one end is provided with external screw joint (53), is connected with the screw (15) of three bifurcateds on mobile plate; The axle of the other end is provided with internal thread interface (52), is connected with extension bar (7); The universal joint 6 of lower end, its one end is provided with external screw joint (64), for connecting projector; The other end axle is provided with external screw joint (63), is connected with extension bar (7); Described extension bar (7), its one end is provided with external screw joint (71), is connected with the internal thread interface (52) of the universal joint (5) of upper end; The other end is provided with internal thread interface (72), is connected with the external screw joint (63) of the universal joint (6) of lower end; The screw thread of extension bar (7) two end interface is suitable.
8. the simple and easy suspension type projector bracket of one according to claim 7, is characterized in that: on the axle at described two universal joints (5,6) two ends and extension bar (7) is all provided with turning handle (9).
9. the simple and easy suspension type projector bracket of one according to claim 7, it is characterized in that: the interface (52 that the interface (71,72) at described extension bar (7) two ends, two universal joints (5,6) are connected with extension bar (7), 63), the reach of its each interface is not less than 4cm.
CN201410630725.9A 2014-11-11 2014-11-11 A kind of simple and easy suspension type projector bracket Active CN104315319B (en)

Priority Applications (1)

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CN201410630725.9A CN104315319B (en) 2014-11-11 2014-11-11 A kind of simple and easy suspension type projector bracket

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Application Number Priority Date Filing Date Title
CN201410630725.9A CN104315319B (en) 2014-11-11 2014-11-11 A kind of simple and easy suspension type projector bracket

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CN104315319B CN104315319B (en) 2016-04-27

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104653990A (en) * 2015-03-12 2015-05-27 潘爱松 Suspension type projector bracket connected by universal hose
CN105257967A (en) * 2015-11-25 2016-01-20 潘爱松 Projector claw easy to regulate and install

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN85204614U (en) * 1985-11-04 1986-06-25 山西省电子工业科学研究所 Hanging apparatus for laser director
US5938161A (en) * 1996-06-14 1999-08-17 Nec Corporation Projection installing device
CN2499870Y (en) * 2001-11-06 2002-07-10 李文帅 Universal suspension frame for projector
JP2002344846A (en) * 2001-05-18 2002-11-29 Fujitsu General Ltd Ceiling mount fitting for projector
EP1431652A2 (en) * 2002-12-18 2004-06-23 Euromet S.n.c. di Stacchiotti Franco & C. Universal supporting bracket used to hang sound and/or image reproduction devices from the ceiling
CN102096294A (en) * 2010-12-27 2011-06-15 龚卫娟 Lifting type support of projector

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN85204614U (en) * 1985-11-04 1986-06-25 山西省电子工业科学研究所 Hanging apparatus for laser director
US5938161A (en) * 1996-06-14 1999-08-17 Nec Corporation Projection installing device
JP2002344846A (en) * 2001-05-18 2002-11-29 Fujitsu General Ltd Ceiling mount fitting for projector
CN2499870Y (en) * 2001-11-06 2002-07-10 李文帅 Universal suspension frame for projector
EP1431652A2 (en) * 2002-12-18 2004-06-23 Euromet S.n.c. di Stacchiotti Franco & C. Universal supporting bracket used to hang sound and/or image reproduction devices from the ceiling
CN102096294A (en) * 2010-12-27 2011-06-15 龚卫娟 Lifting type support of projector

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104653990A (en) * 2015-03-12 2015-05-27 潘爱松 Suspension type projector bracket connected by universal hose
CN105257967A (en) * 2015-11-25 2016-01-20 潘爱松 Projector claw easy to regulate and install

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Address after: 2699 No. 325000 Zhejiang province Wenzhou city Sha town of Wenzhou economic and Technological Development Zone Yongqiang Avenue

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