CN101859057B - Suspension bracket for projector - Google Patents
Suspension bracket for projector Download PDFInfo
- Publication number
- CN101859057B CN101859057B CN2009100304792A CN200910030479A CN101859057B CN 101859057 B CN101859057 B CN 101859057B CN 2009100304792 A CN2009100304792 A CN 2009100304792A CN 200910030479 A CN200910030479 A CN 200910030479A CN 101859057 B CN101859057 B CN 101859057B
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- Prior art keywords
- lifting sleeve
- inverted
- bolt
- fixed
- projector
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Abstract
The invention discloses a suspension bracket for a projector. The bottom plate of the suspension bracket for the projector is connected with a lifting sleeve through an inverted U-shaped hook, so that the verticality of the lifting sleeve can be adjusted, i.e. the verticality of the suspension bracket and the projector can be adjusted; the length of the lifting sleeve can be adjusted, so that the height of the suspension bracket and the projector can be adjusted; the length of a telescopic arm can be adjusted, so that the suspension bracket can be used for fixing projectors with different types; and a connecting disk is rotatablely connected with a connecting head, and a friction disk is arranged between the connecting disk and the connecting head, so that the angles of the suspension bracket and the projector can be adjusted.
Description
Technical field
The present invention relates to a kind of projector mount, specifically relate to a kind of projector mount that is suspended under the ceiling.
Background technology
Projector has been widely used in meeting room, has showed that the Room is in order to show all kinds of flat images at present.Projector generally is to put on the table to use, but for convention, extraordinary displaying or certain specific occasion, projector should not be put on the table and require to be suspended under the ceiling, at this moment just must use suspension bracket.A kind of suspension bracket is arranged at present, its suspension rod directly is fixed under the ceiling, and projector directly is connected with the mounting bracket of suspension rod below, lacks each other and adjusts, and mounting bracket can only be complementary with a certain projector, thereby can run into very big difficulty when adjusting and change projector.
Summary of the invention
In order to overcome above-mentioned defective, the invention provides a kind of suspension bracket for projector, this suspension bracket for projector is installed simple, easy to adjust and safe and reliable.
The present invention for the technical scheme that solves its technical matters and adopt is:
A kind of suspension bracket for projector, comprise base plate, lifting sleeve that is fixed under the ceiling and the suspension that is used for fixing projector, to use direction to be benchmark, be provided with an inverted U-shaped suspension hook, be fixed in base plate above the inverted U-shaped suspension hook, on the two sides of inverted U-shaped suspension hook respectively correspondence offer center pit and deep-slotted chip breaker, each side of inverted U-shaped suspension hook
Center pit on the face and deep-slotted chip breaker are concentric circles and distribute, the upper end of lifting sleeve offers pilot hole and spacing hole, first bolt is through in the pilot hole and the center pit on the inverted U-shaped suspension hook side of lifting sleeve upper end simultaneously, first nut screws mutually with first bolt, lifting sleeve can serve as that axle rotates the adjusting vertical angle with first bolt, vertical angle is limited by deep-slotted chip breaker, second bolt was through in the spacing hole and the deep-slotted chip breaker on the inverted U-shaped suspension hook side of lifting sleeve upper end simultaneously after lifting sleeve was adjusted to required vertical angle, it is dead that second nut and second bolt screw mutually with inverted U-shaped suspension hook and lifting sleeve relative fixed, the rotatable lifting sleeve lower end of being fixed in of suspension; As a combination, such combination is provided with one at least with described deep-slotted chip breaker, spacing hole, second bolt and second nut, and each combination is the heart distribution that is centrosymmetric with the center pit on the inverted U-shaped suspension hook side.Such combination is many more, and the relative fixed between inverted U-shaped suspension hook and lifting sleeve is firm more.
Further technical scheme of the present invention is:
To use direction to be benchmark, described lifting sleeve is mainly by interior, outer tube is formed, outer tube is positioned at the inner sleeve top, but in the inner sleeve retraction outer tube, outer tube is axially arranged with two row's perforation, lateral symmetry and vertically equidistant between the perforation, the inner sleeve top axial offers the butt hole of at least one group of radial symmetry, the perforation of arbitrary height is connected with the 3rd bolt and the 3rd nut on butt hole on the inner sleeve and the outer tube, butt hole on the inner sleeve is selected the length of the perforation connection of differing heights on the outer tube with the adjusting lifting sleeve, and then controls the height of this suspension bracket for projector.
To use direction to be benchmark, described suspension comprises connector, terminal pad and several expansion arm, described connector is fixed in the lower end of described lifting sleeve, described terminal pad is rotatable to be fixed in below the described connector, described telescopic arm is made up of fixed arm and travelling arm, one end of fixed arm is fixed in terminal pad, offer the linear slide groove on the fixed arm, described travelling arm offers screw near an end of fixed arm, the 4th bolt is through in the linear slide groove and the screw on the travelling arm on the fixed arm simultaneously, the 4th nut screws mutually with the 4th bolt, and the 4th bolt can be located slide (being the adjustable length of telescopic arm) in the linear slide groove on fixed arm.
To use direction to be benchmark, the middle part of described terminal pad is a sphere, the following of described connector is the sphere that is complementary with the terminal pad middle part, the middle part of terminal pad is connected with the 5th nut with the 5th bolt with connector, and terminal pad can serve as that axle rotates with the 5th bolt, be provided with a slice at least and sphere shape friction disc that both are complementary between the middle part of the following and terminal pad of described connector, can adjust the size of friction force by the tightness of regulating the 5th nut, only need that firmly gently pulling projector can conveniently adjust to desired location with it.
Described terminal pad is circular.
To use direction to be benchmark, described connector is cylindrical, connector stretches into the lifting sleeve lower end, connector stretches into the elastic hook that is arranged with two expandables on the part of lifting sleeve lower end, the top of described elastic hook is domatic, and the following and lifting sleeve of elastic hook axially perpendicular offers dog hole with the corresponding position of elastic hook on the lifting sleeve, snap in the dog hole during elastic hook state of nature and be exposed to outside the lifting sleeve, during the elastic hook pressurized in the retraction lifting sleeve.Elastic hook makes connector to be connected with the lifting sleeve lower end quickly and easily.
To use direction to be benchmark, the part that described connector stretches into the lifting sleeve lower end is provided with the stop screw, lifting sleeve lower end and the corresponding position of stop screw offer the stop perforate, dogbolt is through in stop perforate and the stop screw simultaneously, the stop nut screws mutually with dogbolt, make connector more firm like this, guarantee safe in utilization with being connected of lifting sleeve lower end.
The structure that is fixed in base plate above the described inverted U-shaped suspension hook is: be benchmark to use direction, offer on the base plate and the corresponding bar hole in inverted U-shaped suspension hook two sides, insert in the corresponding bar hole simultaneously from top to bottom the two sides of inverted U-shaped suspension hook, and the top stop of inverted U-shaped suspension hook is above base plate.
The top of the two sides of described inverted U-shaped suspension hook all is provided with through wires hole.
The invention has the beneficial effects as follows: adopt inverted U-shaped suspension hook to be connected between base plate and lifting sleeve, make that the verticality of lifting sleeve is adjustable, promptly the verticality of suspension and projector is adjustable; The adjustable length of lifting sleeve makes the adjustable height of suspension and projector; The adjustable length of telescopic arm makes the fixedly projector of different model of suspension; Adopt the mode be rotatably connected between terminal pad and connector and be provided with friction disc, make the adjustable angle of suspension and projector between the two.
Description of drawings
Fig. 1 is an installment state synoptic diagram of the present invention;
Fig. 2 is an inverted U-shaped suspension hook synoptic diagram of the present invention;
Fig. 3 is a suspension synoptic diagram of the present invention.
Embodiment
Embodiment: a kind of suspension bracket for projector, comprise the base plate 1 that is fixed under the ceiling, lifting sleeve 2 and the suspension 3 that is used for fixing projector, to use direction to be benchmark, be provided with an inverted U-shaped suspension hook 4, be fixed in base plate above the inverted U-shaped suspension hook, on the two sides of inverted U-shaped suspension hook respectively correspondence offer center pit 41 and deep-slotted chip breaker 42, center pit on each side of inverted U-shaped suspension hook and deep-slotted chip breaker are concentric circles and distribute, the upper end of lifting sleeve offers pilot hole and spacing hole, first bolt 51 is through in the pilot hole and the center pit on the inverted U-shaped suspension hook side of lifting sleeve upper end simultaneously, first nut screws mutually with first bolt, lifting sleeve can serve as that axle rotates the adjusting vertical angle with first bolt, vertical angle is limited by deep-slotted chip breaker, second bolt 52 was through in the spacing hole and the deep-slotted chip breaker on the inverted U-shaped suspension hook side of lifting sleeve upper end simultaneously after lifting sleeve was adjusted to required vertical angle, it is dead that second nut and second bolt screw mutually with inverted U-shaped suspension hook and lifting sleeve relative fixed, the rotatable lifting sleeve lower end of being fixed in of suspension; As a combination, such combination is provided with one at least with described deep-slotted chip breaker, spacing hole, second bolt and second nut, and each combination is the heart distribution that is centrosymmetric with the center pit on the inverted U-shaped suspension hook side.Such combination is many more, and the relative fixed between inverted U-shaped suspension hook and lifting sleeve is firm more.
To use direction to be benchmark, described lifting sleeve is mainly by interior, outer tube 21,22 form, outer tube is positioned at the inner sleeve top, but in the inner sleeve retraction outer tube, outer tube is axially arranged with two row's perforation 221, lateral symmetry and vertically equidistant between the perforation, the inner sleeve top axial offers the butt hole of at least one group of radial symmetry, the perforation of arbitrary height is connected with the 3rd bolt 53 and the 3rd nut on butt hole on the inner sleeve and the outer tube, butt hole on the inner sleeve is selected the length of the perforation connection of differing heights on the outer tube with the adjusting lifting sleeve, and then controls the height of this suspension bracket for projector.
To use direction to be benchmark, described suspension comprises connector 31, terminal pad 32 and several expansion arm 33, described connector is fixed in the lower end of described lifting sleeve, described terminal pad is rotatable to be fixed in below the described connector, described telescopic arm is made up of fixed arm 331 and travelling arm 332, one end of fixed arm is fixed in terminal pad, offer linear slide groove 3311 on the fixed arm, described travelling arm offers screw near an end of fixed arm, the 4th bolt 54 is through in the linear slide groove and the screw on the travelling arm on the fixed arm simultaneously, the 4th nut screws mutually with the 4th bolt, the 4th bolt can the linear slide groove on fixed arm in the location slide (being the adjustable length of telescopic arm), to tighten the 4th nut to the preseting length dead with fixed arm and travelling arm relative fixed when the length adjustment of telescopic arm.
To use direction to be benchmark, the middle part of described terminal pad is a sphere, the following of described connector is the sphere that is complementary with the terminal pad middle part, the middle part of terminal pad is connected with the 5th nut with the 5th bolt with connector, and terminal pad can serve as that axle rotates with the 5th bolt, be provided with a slice at least and sphere shape friction disc 34 that both are complementary between the middle part of the following and terminal pad of described connector, can adjust the size of friction force by the tightness of regulating the 5th nut, only need that firmly gently pulling projector can conveniently adjust to desired location with it.
Described terminal pad is circular.
To use direction to be benchmark, described connector is cylindrical, connector stretches into the lifting sleeve lower end, connector stretches into the elastic hook 311 that is arranged with two expandables on the part of lifting sleeve lower end, the top of described elastic hook is domatic, and the following and lifting sleeve of elastic hook axially perpendicular offers dog hole with the corresponding position of elastic hook on the lifting sleeve, snap in the dog hole during elastic hook state of nature and be exposed to outside the lifting sleeve, during the elastic hook pressurized in the retraction lifting sleeve.Elastic hook makes connector to be connected with the lifting sleeve lower end quickly and easily.
To use direction to be benchmark, the part that described connector stretches into the lifting sleeve lower end is provided with stop screw 312, lifting sleeve lower end and the corresponding position of stop screw offer the stop perforate, dogbolt 56 is through in stop perforate and the stop screw simultaneously, the stop nut screws mutually with dogbolt, make connector more firm like this, guarantee safe in utilization with being connected of lifting sleeve lower end.
The structure that is fixed in base plate above the described inverted U-shaped suspension hook is: be benchmark to use direction, offer on the base plate and the corresponding bar hole in inverted U-shaped suspension hook two sides, insert in the corresponding bar hole simultaneously from top to bottom the two sides of inverted U-shaped suspension hook, and the top stop of inverted U-shaped suspension hook is above base plate.
The top of the two sides of described inverted U-shaped suspension hook all is provided with through wires hole 43.
Installation process of the present invention is as follows:
Earlier inverted U-shaped suspension hook is buckled into base plate during installation, by expansion bolt base plate is fixed under the ceiling, select to fix inside and outside sleeve pipe with the 3rd bolt and the 3rd nut behind the suitable height, tighten the 5th nut on the suspension to regulate the size of suspension friction force, to there being certain clamping stagnation to get final product, inner sleeve and suspension are combined, elastic hook is snapped in the dog hole on the inner sleeve, and tighten dogbolt, can prevent the projector accidental falling.
The telescopic arm of suitably revising suspension also can be used for illuminator, supervisory system.
Claims (9)
1. suspension bracket for projector, comprise the base plate (1) that is fixed under the ceiling, lifting sleeve (2) and be used for fixing the suspension (3) of projector, it is characterized in that: be benchmark to use direction, be provided with an inverted U-shaped suspension hook (4), be fixed in base plate above the inverted U-shaped suspension hook, on the two sides of inverted U-shaped suspension hook respectively correspondence offer center pit (41) and deep-slotted chip breaker (42), center pit on each side of inverted U-shaped suspension hook and deep-slotted chip breaker are concentric circles and distribute, the upper end of lifting sleeve offers pilot hole and spacing hole, first bolt (51) is through in the pilot hole and the center pit on the inverted U-shaped suspension hook side of lifting sleeve upper end simultaneously, first nut screws mutually with first bolt, lifting sleeve can serve as that axle rotates the adjusting vertical angle with first bolt, vertical angle is limited by deep-slotted chip breaker, second bolt (52) was through in the spacing hole and the deep-slotted chip breaker on the inverted U-shaped suspension hook side of lifting sleeve upper end simultaneously after lifting sleeve was adjusted to required vertical angle, it is dead that second nut and second bolt screw mutually with inverted U-shaped suspension hook and lifting sleeve relative fixed, the rotatable lifting sleeve lower end of being fixed in of suspension; As a combination, such combination is provided with one at least with described deep-slotted chip breaker, spacing hole, second bolt and second nut, and each combination is the heart distribution that is centrosymmetric with the center pit on the inverted U-shaped suspension hook side.
2. a kind of suspension bracket for projector according to claim 1, it is characterized in that: be benchmark to use direction, described lifting sleeve mainly is made up of inside and outside sleeve pipe (21,22), outer tube is positioned at the inner sleeve top, but in the inner sleeve retraction outer tube, outer tube is axially arranged with two row's perforation (221), lateral symmetry and vertically equidistant between the perforation, the inner sleeve top axial offers the butt hole of at least one group of radial symmetry, and the perforation of arbitrary height is connected with the 3rd bolt (53) and the 3rd nut on the butt hole on the inner sleeve and the outer tube.
3. a kind of suspension bracket for projector according to claim 1, it is characterized in that: be benchmark to use direction, described suspension comprises connector (31), terminal pad (32) and several expansion arm (33), described connector is fixed in the lower end of described lifting sleeve, described terminal pad is rotatable to be fixed in below the described connector, described telescopic arm is made up of fixed arm (331) and travelling arm (332), one end of fixed arm is fixed in terminal pad, offer linear slide groove (3311) on the fixed arm, described travelling arm offers screw near an end of fixed arm, the 4th bolt (54) is through in the linear slide groove and the screw on the travelling arm on the fixed arm simultaneously, the 4th nut screws mutually with the 4th bolt, and the 4th bolt can be located slip in the linear slide groove on fixed arm.
4. a kind of suspension bracket for projector according to claim 3, it is characterized in that: be benchmark to use direction, the middle part of described terminal pad is a sphere, the following of described connector is the sphere that is complementary with the terminal pad middle part, the middle part of terminal pad is connected with the 5th nut with the 5th bolt with connector, and terminal pad can serve as that axle rotates with the 5th bolt, is provided with a slice at least and sphere shape friction disc (34) that both are complementary between the middle part of the following and terminal pad of described connector.
5. a kind of suspension bracket for projector according to claim 3 is characterized in that: described terminal pad is for circular.
6. a kind of suspension bracket for projector according to claim 3, it is characterized in that: be benchmark to use direction, described connector is cylindrical, connector stretches into the lifting sleeve lower end, connector stretches into the elastic hook (311) that is arranged with two expandables on the part of lifting sleeve lower end, the top of described elastic hook is domatic, following and the lifting sleeve of elastic hook axially perpendicular, offer dog hole with the corresponding position of elastic hook on the lifting sleeve, snap in the dog hole during elastic hook state of nature and be exposed to outside the lifting sleeve, during the elastic hook pressurized in the retraction lifting sleeve.
7. a kind of suspension bracket for projector according to claim 6, it is characterized in that: be benchmark to use direction, the part that described connector stretches into the lifting sleeve lower end is provided with stop screw (312), lifting sleeve lower end and the corresponding position of stop screw offer the stop perforate, dogbolt (56) is through in stop perforate and the stop screw simultaneously, and the stop nut screws mutually with dogbolt.
8. a kind of suspension bracket for projector according to claim 1, it is characterized in that: the structure that is fixed in base plate above the described inverted U-shaped suspension hook is: be benchmark to use direction, offer on the base plate and the corresponding bar hole in inverted U-shaped suspension hook two sides, insert in the corresponding bar hole simultaneously from top to bottom the two sides of inverted U-shaped suspension hook, and the top stop of inverted U-shaped suspension hook is above base plate.
9. according to the described a kind of suspension bracket for projector of one of claim 1 to 8, it is characterized in that: the top of the two sides of described inverted U-shaped suspension hook all is provided with through wires hole (43).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100304792A CN101859057B (en) | 2009-04-13 | 2009-04-13 | Suspension bracket for projector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100304792A CN101859057B (en) | 2009-04-13 | 2009-04-13 | Suspension bracket for projector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101859057A CN101859057A (en) | 2010-10-13 |
| CN101859057B true CN101859057B (en) | 2011-12-21 |
Family
ID=42945039
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009100304792A Expired - Fee Related CN101859057B (en) | 2009-04-13 | 2009-04-13 | Suspension bracket for projector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101859057B (en) |
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| WO2020072592A1 (en) | 2018-10-02 | 2020-04-09 | Ver Lighting Llc | A bar hanger assembly with mating telescoping bars |
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| USD966877S1 (en) | 2019-03-14 | 2022-10-18 | Ver Lighting Llc | Hanger bar for a hanger bar assembly |
| CN110107787A (en) * | 2019-06-06 | 2019-08-09 | 深圳市创旭腾新材料科技有限公司 | A kind of pipe-hanging hook |
| CN110811434B (en) * | 2019-10-15 | 2021-12-10 | 广东博智林机器人有限公司 | Cleaning robot |
| CA3124987A1 (en) | 2020-07-17 | 2022-01-17 | DMF, Inc. | Bar hanger assembly with crossmembers and housing assemblies using same |
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| CN201378247Y (en) * | 2009-04-13 | 2010-01-06 | 昆山义丰板金科技有限公司 | Suspended bracket for projector |
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Patent Citations (4)
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| DE202004010244U1 (en) * | 2004-06-30 | 2004-09-16 | Mediastar Gmbh | Suspended spider type projector support has metal profile arms fixed to pivots on ball joint aligned baseplate and attached to projector through distance pieces (10) |
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| CN201378247Y (en) * | 2009-04-13 | 2010-01-06 | 昆山义丰板金科技有限公司 | Suspended bracket for projector |
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| Publication number | Publication date |
|---|---|
| CN101859057A (en) | 2010-10-13 |
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