CN109780406A - A kind of projector hanger adjusted the angle by worm and gear - Google Patents
A kind of projector hanger adjusted the angle by worm and gear Download PDFInfo
- Publication number
- CN109780406A CN109780406A CN201910152366.3A CN201910152366A CN109780406A CN 109780406 A CN109780406 A CN 109780406A CN 201910152366 A CN201910152366 A CN 201910152366A CN 109780406 A CN109780406 A CN 109780406A
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- worm
- platform sling
- angle
- projector
- adjusted
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- 210000002445 nipple Anatomy 0.000 claims abstract description 18
- 239000007787 solid Substances 0.000 claims description 4
- 238000009434 installation Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000000725 suspension Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The invention discloses a kind of projector hangers adjusted the angle by worm and gear, including derrick rig and can be around the angular adjustment apparatus that derrick rig rotates, angular adjustment apparatus includes the first platform sling, second platform sling, worm gear mechanism and several joint units, pass through worm gear mechanism relative rotation between first platform sling and derrick rig, joint unit is located between the first platform sling and the second platform sling, joint unit includes spacing adjusting mechanism and cating nipple, the spacing between the first platform sling and the second platform sling is adjusted in spacing adjusting mechanism, cating nipple can link with spacing adjusting mechanism and reverse.The utility model has the advantages that projector and the second platform sling can fix installation relatively, worm gear mechanism rotate projector can on the projector hanger of the technical program, the elevation angle of projector is adjusted flexibly can in cating nipple, is advantageously implemented quick adjustment and the precise fine-adjustment of projector's angle.The present invention relates to underslung projector hangers.
Description
Technical field
The present invention relates to underslung projector hanger, in particular to a kind of projector adjusted the angle by worm and gear
Hanger.
Background technique
Projector is a kind of equipment that can be projected image or video on curtain.Generally there is desk-top, landing in projector
The arrangements such as formula, suspension type.Desk-top and console mode projector occupied space is larger, and there are the limitations of more space.Suspension type
Projector can save ground space, and practicability is stronger.
Suspension type projector generally passes through hanger suspending on the ceiling.By hanger can manual adjustment projector work
Highly, the height and curtain for making projector are adapted.
The technological deficiency of the projector hanger of the prior art is: adjusting position needs many step of repeating, and adjusts
Precision is difficult to control, and cannot achieve fast tuning and precise fine-adjustment.
Summary of the invention
Technical problem to be solved by the invention is to provide a kind of projector hangers adjusted the angle by worm and gear, can
Overcome projector's position set-up procedure it is cumbersome and can not precise fine-adjustment the technical issues of.
Used technical solution to solve above-mentioned technical problem:
A kind of projector hanger adjusted the angle by worm and gear, can rotate including derrick rig and around derrick rig
Angular adjustment apparatus, angular adjustment apparatus include the first platform sling, the second platform sling, worm gear mechanism and several joint units,
By worm gear mechanism relative rotation between first platform sling and derrick rig, joint unit is located at the first platform sling and second and hangs
Between plate, joint unit includes spacing adjusting mechanism and cating nipple, and the first platform sling and the is adjusted in spacing adjusting mechanism
Spacing between two platform slings, cating nipple can link with spacing adjusting mechanism and reverse.
As an improvement, worm gear mechanism includes worm gear and worm screw, worm gear is relatively fixed with suspender, and worm screw is mounted on
On first platform sling, worm screw can the rotation on the first platform sling, the cooperation of worm gear and worm screw enables worm screw to revolve centered on worm gear.
As an improvement, worm gear mechanism includes two mounting bases positioned opposite, mounting base is opposite with the first platform sling solid
Fixed, two mounting bases are respectively sleeved on worm screw, and the both ends of worm screw are each passed through two mounting bases, and worm screw can turn with respect to mounting base
It is dynamic.
As an improvement, the end of worm screw is equipped with the first knob, the first knob is equipped with non-slip texture.
As an improvement, spacing adjusting mechanism includes screw rod and the second knob, the end of the second knob and screw rod passes through screw thread
Cooperation, is adjusted the spacing between the first platform sling and the second platform sling by rotating second knob.
As an improvement, cating nipple is ball-and-socket hinge device, cating nipple includes bulb and ball bowl, and bulb is located at screw rod
On, ball bowl is solid relatively fixed with platform sling, and ball bowl wraps up bulb, and bulb can rotate in ball bowl.
As an improvement, derrick rig includes mutually nested inner and outer tubes, inner tube is relatively fixed with worm gear, sets on outer tube
There is third knob, inner tube can be slided with respect to outer tube, can fix the relative position between inner and outer tubes by rotating third knob.
As an improvement, the second platform sling is equipped with several telescopic cantilevers, telescopic cantilever includes rod set and slide bar, one end of rod set
It is hinged on the second platform sling, slide bar can slide in cantilever.
As an improvement, rod set be equipped with several fastening screws, fastening screw can fixed slip bar and rod set bracket opposite position
It sets.
As an improvement, the quantity of joint unit is three, the quantity of telescopic cantilever is four.
The utility model has the advantages that projector and the second platform sling can fix installation relatively, worm gear mechanism makes projector can be in this skill
It is rotated on the projector hanger of art scheme, the elevation angle of projector is adjusted flexibly can in cating nipple, is advantageously implemented projector
The quick adjustment of angle and precise fine-adjustment.
Detailed description of the invention
Following further describes the present invention with reference to the drawings:
Fig. 1 is the structural schematic diagram of the embodiment of the present invention；
Fig. 2 is the enlarged drawing of the part A of Fig. 1 of the embodiment of the present invention；
Fig. 3 is the main view of the embodiment of the present invention；
Fig. 4 is the top view of Fig. 3 of the embodiment of the present invention；
Fig. 5 is the exploded view of the embodiment of the present invention；
Fig. 6 is the structural schematic diagram of the worm gear mechanism of the embodiment of the present invention；
Fig. 7 is the decomposition diagram of the joint unit of the embodiment of the present invention.
Specific embodiment
Referring to figs. 1 to 7, a kind of projector hanger adjusted the angle by worm and gear, including derrick rig and can be around hanging
Lever apparatus rotation angular adjustment apparatus, if angular adjustment apparatus include the first platform sling 1, the second platform sling 2, worm gear mechanism and
Dry joint unit, by worm gear mechanism relative rotation between the first platform sling 1 and derrick rig, joint unit is located at the
Between one platform sling 1 and the second platform sling 2, joint unit includes spacing adjusting mechanism and cating nipple, and spacing adjusting mechanism can
The spacing between the first platform sling 1 and the second platform sling 2 is adjusted, cating nipple can link with spacing adjusting mechanism and reverse.
Spacing adjusting mechanism can be the mechanism of any achievable linear motion in the prior art.First platform sling 1 and
Several joint units between two platform slings 2 can also be by the combination of universal joint and articulated structure come equivalent substitution, universal joint
Mechanism can also can make the first platform sling 1 and the second platform sling 2 can swing relatively and have bearing capacity in the prior art by other
Structure.
Projector and the second platform sling 2 can fix installation relatively, and worm gear mechanism makes projector can be in the technical program
It is rotated on projector hanger, the elevation angle of projector is adjusted flexibly can in cating nipple, is advantageously implemented the fast of projector's angle
Velocity modulation is whole and precise fine-adjustment.
In order to improve the angle Adjustment precision of projector, worm gear mechanism includes worm gear 3 and worm screw 4, worm gear 3 and sunpender
Mechanism is relatively fixed, and worm screw 4 is mounted on the first platform sling 1, and worm screw 4 can the rotation on the first platform sling 1, worm gear 3 and the cooperation of worm screw 4
So that worm screw 4 is revolved centered on worm gear 3, to make angular adjustment apparatus that can rotate around derrick rig, and drives projection
Machine is rotated around derrick rig.Worm gear mechanism be deceleration mechanism, it can be achieved that projector's angle precise fine-adjustment.By inversely revolving
The worm screw 4 for turning the present embodiment can also be achieved self-locking, and the projector for being conducive to make to adjust angle is sustainedly and stably maintained at correct
Projected position on.
The worm gear mechanism of the present embodiment includes two mounting bases 5 positioned opposite, mounting base 5 and 1 phase of the first platform sling
To fixation, two mounting bases 5 are respectively sleeved on worm screw 4, and the both ends of worm screw 4 are each passed through two mounting bases 5, and worm screw 4 can phase
Mounting base 5 is rotated.
In order to make worm screw 4 convenient for manually adjusting, the end of worm screw 4 is equipped with the first knob 6, and the first knob 6 is equipped with anti-skidding
Lines.The non-slip texture of the present embodiment includes interlaced several grooves, is conducive to the friction system for increasing 6 surface of the first knob
Number, makes to manually adjust and is not easy to skid.
In order to make projector the elevation angle can precise fine-adjustment, spacing adjusting mechanism includes screw rod 7 and the second knob 8, the second rotation
The end of button 8 and screw rod 7, which passes through, to be threadedly engaged, and is adjusted between the first platform sling 1 and the second platform sling 2 by rotating second knob 8
Spacing.
In order to make cating nipple spacing adjusting mechanism can be cooperated to be reversed, cating nipple is ball-and-socket hinge device, universal
Saving mechanism includes bulb and ball bowl 9, and bulb is located on screw rod 7, and ball bowl 9 is solid relatively fixed with platform sling, and ball bowl 9 wraps up bulb, ball
Head can rotate in ball bowl 9.Ball-and-socket hinge device has the performance flexibly reversed.Cating nipple further includes but is not limited to the prior art
In other universal joints.
In order to keep the distance of the relative mounting location of projector adjustable, derrick rig includes mutually nested 10 He of inner tube
Outer tube 11, inner tube 10 and worm gear 3 are relatively fixed, and outer tube 11 is equipped with third knob 12, and inner tube 10 can be slided with respect to outer tube 11, lead to
The relative position between inner tube 10 and outer tube 11 can be fixed by crossing rotation third knob 12.
In order to be coupled the second platform sling 2 can with the projector of a variety of different models, the second platform sling 2 is equipped with several stretch
Contracting cantilever, telescopic cantilever include rod set 13 and slide bar 14, and one end of rod set 13 is hinged on the second platform sling 2, and slide bar 14 can be outstanding
Sliding in arm.
In order to can be fixed rod set 13 and the relative position of slide bar 14, rod set 13 is equipped with several fastening screws, fastening
Screw can fixed slip bar 14 and 13 bracket of rod set relative position.
The quantity of the joint unit of the present embodiment is three, and the quantity of telescopic cantilever is four.
Embodiments of the present invention are explained in detail above in conjunction with attached drawing, but the present invention is not limited to above-mentioned embodiment party
Formula, technical field those of ordinary skill within the scope of knowledge, can also be before not departing from present inventive concept
Put that various changes can be made.
Claims (10)
1. a kind of projector hanger adjusted the angle by worm and gear, including derrick rig and can be around the angle that derrick rig rotates
Degree adjustment device, angular adjustment apparatus include the first platform sling (1), the second platform sling (2), worm gear mechanism and several universal joint lists
Member, by worm gear mechanism relative rotation between the first platform sling (1) and derrick rig, joint unit is located at the first platform sling
(1) between the second platform sling (2), joint unit includes spacing adjusting mechanism and cating nipple, and spacing adjusting mechanism is adjustable
The spacing between the first platform sling (1) and the second platform sling (2) is saved, cating nipple can link with spacing adjusting mechanism and reverse.
2. a kind of projector hanger adjusted the angle by worm and gear according to claim 1, it is characterised in that: described
Worm gear mechanism includes worm gear (3) and worm screw (4), and worm gear (3) and the suspender are relatively fixed, and worm screw (4) is mounted on
On first platform sling (1), worm screw (4) can the rotation on the first platform sling (1), worm gear (3) and worm screw (4) cooperation make worm screw (4) can be with
Worm gear revolves centered on (3).
3. a kind of projector hanger adjusted the angle by worm and gear according to claim 2, it is characterised in that: described
Worm gear mechanism includes two mounting bases positioned opposite (5), and mounting base (5) and first platform sling (1) are relatively fixed, and two
A mounting base (5) is respectively sleeved on worm screw (4), and the both ends of worm screw (4) are each passed through two mounting bases (5), and worm screw (4) can phase
Mounting base (5) are rotated.
4. a kind of projector hanger adjusted the angle by worm and gear according to claim 3, it is characterised in that: described
The end of worm screw (4) is equipped with the first knob (6), and the first knob (6) is equipped with non-slip texture.
5. a kind of projector hanger adjusted the angle by worm and gear according to any one of claims 1 to 4, special
Sign is: the spacing adjusting mechanism includes screw rod (7) and the second knob (8), and the second knob (8) and the end of screw rod (7) are logical
It crosses and is threadedly engaged, between being adjusted between first platform sling (1) and second platform sling (2) by rotating second knob (8)
Away from.
6. a kind of projector hanger adjusted the angle by worm and gear according to claim 5, it is characterised in that: described
Cating nipple is ball-and-socket hinge device, and cating nipple includes bulb and ball bowl (9), and bulb is located on the screw rod (7), ball bowl
(9) solid relatively fixed with the platform sling, ball bowl (9) wraps up bulb, and bulb can the rotation in ball bowl (9).
7. a kind of projector hanger adjusted the angle by worm and gear according to claim 6, it is characterised in that: described
Derrick rig includes mutually nested inner tube (10) and outer tube (11), and inner tube (10) and the worm gear (3) are relatively fixed, outer tube
(11) third knob (12) are equipped with, inner tube (10) can be slided with respect to outer tube (11), can be fixed by rotating third knob (12)
Relative position between inner tube (10) and outer tube (11).
8. a kind of projector hanger adjusted the angle by worm and gear according to claim 7, it is characterised in that: described
Second platform sling (2) is equipped with several telescopic cantilevers, and telescopic cantilever includes rod set (13) and slide bar (14), one end hinge of rod set (13)
It connects on the second platform sling (2), slide bar (14) can slide in cantilever.
9. a kind of projector hanger adjusted the angle by worm and gear according to claim 8, it is characterised in that: described
Rod set (13) is equipped with several fastening screws, and fastening screw can fix the opposite position of the slide bar (14) Yu rod set (13) bracket
It sets.
10. a kind of projector hanger adjusted the angle by worm and gear according to claim 9, it is characterised in that: institute
The quantity for stating joint unit is three, and the quantity of the telescopic cantilever is four.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910152366.3A CN109780406B (en) | 2019-02-28 | Projector hanging bracket capable of adjusting angle through worm and gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910152366.3A CN109780406B (en) | 2019-02-28 | Projector hanging bracket capable of adjusting angle through worm and gear |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109780406A true CN109780406A (en) | 2019-05-21 |
| CN109780406B CN109780406B (en) | 2024-06-25 |
Family
ID=
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110206852A (en) * | 2019-06-05 | 2019-09-06 | 武汉理工大学 | A kind of novel worm and wormwheel angular adjustment inching gear |
| CN111306407A (en) * | 2020-01-20 | 2020-06-19 | 深圳品彦室内设计有限公司 | Holographic water curtain projection system |
| CN111486314A (en) * | 2020-04-16 | 2020-08-04 | 北京百纳友为科技有限公司 | Installation structure of bottom component of driving safety induction device on foggy road |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110206852A (en) * | 2019-06-05 | 2019-09-06 | 武汉理工大学 | A kind of novel worm and wormwheel angular adjustment inching gear |
| CN111306407A (en) * | 2020-01-20 | 2020-06-19 | 深圳品彦室内设计有限公司 | Holographic water curtain projection system |
| CN111486314A (en) * | 2020-04-16 | 2020-08-04 | 北京百纳友为科技有限公司 | Installation structure of bottom component of driving safety induction device on foggy road |
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