CN112879778A - Projector with high ceiling stability - Google Patents
Projector with high ceiling stability Download PDFInfo
- Publication number
- CN112879778A CN112879778A CN202011356183.2A CN202011356183A CN112879778A CN 112879778 A CN112879778 A CN 112879778A CN 202011356183 A CN202011356183 A CN 202011356183A CN 112879778 A CN112879778 A CN 112879778A
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- Prior art keywords
- sliding
- mounting
- projector
- plate
- fixedly connected
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- 238000009434 installation Methods 0.000 abstract description 4
- 238000001125 extrusion Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M13/00—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles
- F16M13/02—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles for supporting on, or attaching to, an object, e.g. tree, gate, window-frame, cycle
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B17/00—Methods preventing fouling
- B08B17/02—Preventing deposition of fouling or of dust
- B08B17/04—Preventing deposition of fouling or of dust by using removable coverings
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B21/00—Means for preventing relative axial movement of a pin, spigot, shaft or the like and a member surrounding it; Stud-and-socket releasable fastenings
- F16B21/02—Releasable fastening devices locking by rotation
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
- F16M11/041—Allowing quick release of the apparatus
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
- F16M11/06—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand allowing pivoting
- F16M11/10—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand allowing pivoting around a horizontal axis
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/18—Heads with mechanism for moving the apparatus relatively to the stand
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/20—Undercarriages with or without wheels
- F16M11/2092—Undercarriages with or without wheels comprising means allowing depth adjustment, i.e. forward-backward translation of the head relatively to the undercarriage
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/14—Details
- G03B21/145—Housing details, e.g. position adjustments thereof
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/54—Accessories
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M2200/00—Details of stands or supports
- F16M2200/04—Balancing means
- F16M2200/048—Balancing means for balancing translational movement of the undercarriage
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Projection Apparatus (AREA)
Abstract
The invention provides a ceiling projector with high stability, which comprises an installation plate and two sliding chutes, wherein the two sliding chutes are transversely arranged along the length direction of the installation plate at intervals; the sliding plate is transversely arranged in the sliding chute, and the bottom of the sliding plate is in sliding connection with the bottom of the sliding chute; the rack, the horizontal fixed connection of rack in the lower surface of mounting panel just is located two between the spout. The projector with the strong ceiling type stability provided by the invention has the advantages that the sliding plate is arranged in the sliding groove to slide, so that the sliding plate drives the sliding frame to move, the position of the sliding frame can be adjusted according to actual needs, the projector is more flexible in use, the practicability of the projector is enhanced, the connecting rod is driven to slide up and down through the threaded sleeve, the angle of the projector is adjusted, the angle of the projector is further adjusted, the adjusting function of the projector is enhanced, the projector is more convenient to use, and the practicability of the projector is further enhanced.
Description
Technical Field
The invention relates to the technical field of projectors, in particular to a ceiling type projector with high stability.
Background
The projector is a device capable of projecting images or videos onto a curtain, can be connected with a computer, a VCD, a DVD, a game machine, a DV and the like through different interfaces to play corresponding video signals, and is widely applied to families, offices, schools and entertainment places.
The existing projector can only be fixed at a position after being installed, and the angle required by the projector cannot be adjusted according to the actual situation, so that people are inconvenient to use, and when the projector is not used, the lens of the projector can accumulate dust which can influence the normal use of the projector.
Therefore, it is necessary to provide a new projector with a stable ceiling to solve the above-mentioned technical problems.
Disclosure of Invention
The invention provides a ceiling type projector with high stability, and solves the technical problem that the existing projector can only be fixed at one position after being installed, and cannot adjust the required angle according to the actual situation, so that people are inconvenient to use.
In order to solve the technical problem, the ceiling-mounted projector with high stability comprises a mounting plate and two sliding chutes, wherein the two sliding chutes are transversely arranged at intervals along the length direction of the mounting plate; the sliding plate is transversely arranged in the sliding chute, and the bottom of the sliding plate is in sliding connection with the bottom of the sliding chute; the rack is transversely and fixedly connected to the lower surface of the mounting plate and positioned between the two sliding grooves, and the length direction of the rack is consistent with that of the sliding grooves; a first motor disposed within a cavity of the sliding frame; the gear is vertically and fixedly connected to an output shaft of the first motor and meshed with the rack; the mounting ring is vertically and fixedly connected to the bottom of the sliding frame; the clamping groove is transversely formed in the surface of the mounting ring; the mounting column is vertically arranged in the cavity of the mounting ring; the fixture block is fixedly connected to the surface of the upper part of the mounting column and is matched with the clamping groove; the cavity is formed in the middle of the mounting column; the threaded rod is rotatably and vertically arranged in the cavity of the cavity; an output shaft of the second motor is fixedly connected with the bottom end of the threaded rod; the threaded sleeve is in threaded connection with the surface of the threaded rod, and one end of the threaded sleeve transversely penetrates to the outside of the mounting column; the upper surface of the mounting frame is rotatably connected with the bottom of the mounting column, and the front surface of the mounting frame is open; one end of the connecting rod is rotatably connected with the outer end of the threaded sleeve, and the other end of the connecting rod is rotatably connected with the rear end of the upper surface of the mounting frame; the two clamping devices are respectively and vertically arranged on two sides of the cavity of the mounting frame; a projector transversely arranged at the bottom of the mounting frame cavity and positioned at the inner sides of the two clamping devices
Preferably, the two sides of the surface of the mounting plate are vertically provided with mounting nails which can be inserted into the roof in a penetrating way.
Preferably, the horizontal fixedly connected with elastic component of lateral surface of sliding frame, the outer end of elastic component transversely is provided with one and removes the wheel, the lower surface of mounting panel just is located the both sides of mounting panel are vertical fixedly connected with diaphragm respectively, the outer end that removes the wheel is in slide on the medial surface of diaphragm.
Preferably, clamping device includes the fixed column, the equal sliding connection in both ends of fixed column has a slider, just be located on the fixed column the inboard of slider with be provided with a spring, two between the inner wall of installing frame the one end of slider all rotates and is connected with a dwang, the other end of dwang rotates and is connected with a splint.
Preferably, the two ends of the mounting plate are vertically and fixedly connected with a limiting plate.
Preferably, the vertical sliding connection in front of installing frame has the baffle, the inboard horizontal fixedly connected with backup pad on baffle top, the backup pad bottom with the vertical fixedly connected with electric telescopic handle in top of installing frame.
Preferably, the outer side surface of the clamping plate is transversely and fixedly connected with a cross rod, and the outer end of the cross rod penetrates through the outer part of the mounting frame and is fixedly connected with a pull handle.
Compared with the related art, the projector with the ceiling type high stability provided by the invention has the following beneficial effects:
the invention provides a ceiling projector with strong stability, wherein a sliding plate which is arranged in a sliding groove and slides drives a sliding frame to move, the position of the sliding frame can be adjusted according to actual needs, so that the projector is more flexible in use, the practicability of the projector is enhanced, a connecting rod is driven by a threaded sleeve to slide up and down, the angle of the projector is adjusted, the angle of the projector is further adjusted, the adjusting function of the projector is enhanced, the use of the projector is more convenient, the practicability of the projector is further enhanced, a moving wheel is arranged on the outer side of an elastic piece, when the sliding frame moves, the moving wheel slides on the inner side surface of a transverse plate, and the sliding frame cannot shake and is more stable when sliding through the extrusion of the elastic piece.
Drawings
FIG. 1 is a schematic structural diagram of a projector with a high ceiling stability according to a preferred embodiment of the present invention;
FIG. 2 is a schematic side view of FIG. 1;
FIG. 3 is a schematic view of the clamping device shown in FIG. 1;
FIG. 4 is a top view of the mounting ring and mounting post shown in FIG. 1;
fig. 5 is a schematic view of the mounting ring shown in fig. 1.
Reference numbers in the figures: 1. mounting plate, 2, spout, 3, sliding plate, 4, sliding frame, 5, rack, 6, first motor, 7, gear, 8, collar, 9, draw-in groove, 10, mounting post, 11, fixture block, 12, cavity, 13, threaded rod, 14, second motor, 15, thread bush, 16, mounting frame, 17, connecting rod, 18, clamping device, 19, projector, 20, mounting nail, 21, diaphragm, 22, elastic component, 23, movable wheel, 24, cross-bar, 25, pull handle, 26, limiting plate, 27, baffle, 28, supporting plate, 29, electric telescopic rod 1801, fixed column, 1802, slider, 1803, spring, 1804, dwang, 1805, splint.
Detailed Description
The invention is further described with reference to the following figures and embodiments.
Referring to fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5, wherein fig. 1 is a schematic structural diagram of a projector with a high ceiling-mounted stability according to a preferred embodiment of the present invention; FIG. 2 is a schematic side view of FIG. 1; FIG. 3 is a schematic view of the clamping device shown in FIG. 1; FIG. 4 is a top view of the mounting ring and mounting post shown in FIG. 1; fig. 5 is a schematic view of the mounting ring shown in fig. 1. The projector with strong ceiling stability comprises: the mounting plate 1 comprises two sliding grooves 2, and the two sliding grooves 2 are transversely arranged along the length direction of the mounting plate 1 at intervals; the sliding plate 3 is transversely arranged in the sliding chute 2, and the bottom of the sliding plate 3 is in sliding connection with the bottom of the sliding chute 2; the top of the sliding frame 4 is open, and the top end of the sliding frame 4 is fixedly connected with the bottom of the sliding plate 3; the rack 5 is transversely and fixedly connected to the lower surface of the mounting plate 1 and positioned between the two sliding grooves 2, and the length direction of the rack 5 is consistent with that of the sliding grooves 2; the first motor 6 is arranged in a cavity of the sliding frame 4; and the gear 7 is vertically and fixedly connected to an output shaft of the first motor 6 and meshed with the rack 5.
The first motor 6 is fixedly connected to the bottom of the cavity of the sliding frame 4, when the sliding frame 4 moves, the first motor 6 rotates to drive the gear 7 to rotate, so that the gear 7 runs on the rack 5, at the moment, the sliding plate 3 on the sliding frame 4 slides in the sliding grooves 2, and the two sliding grooves 2 are parallel to the rack 7 and have the same length.
The mounting ring 8 is vertically and fixedly connected to the bottom of the sliding frame 4; the clamping groove 9 is transversely formed in the mounting ring 8; the mounting column 10 is vertically arranged at the bottom end of the mounting ring 8; the fixture block 11 is fixedly connected to the upper surface of the mounting column 10, and the fixture block 11 is matched with the clamping groove 9.
When the mounting ring 8 needs to be connected with the mounting post 10, the clamping block 11 at the top of the mounting post 10 and one side of the clamping groove 9 of the mounting ring 8 move upwards, and the mounting post 10 is rotated to enable the clamping block 11 to be clamped into the clamping groove 9, so that the mounting post 10 and the mounting ring 8 are clamped and fixed.
By detaching the mounting ring 8 from the mounting post 10, the projector 19 is more convenient to repair and replace. The practicability is enhanced.
The cavity 12 is arranged in the middle of the mounting column 10; the threaded rod 13 is vertically and rotatably arranged in the cavity of the cavity 12; an output shaft of the second motor 14 is fixedly connected with the bottom end of the threaded rod 13; the threaded sleeve 15 is in threaded connection with the surface of the threaded rod 13, and one end of the threaded sleeve 15 transversely penetrates to the outside of the mounting column 10; the upper surface of the mounting frame 16 is rotatably connected with the bottom of the mounting column 10, and the front surface of the mounting frame 16 is open; and one end of the connecting rod 17 is rotatably connected with the outer end of the threaded sleeve 15, and the other end of the connecting rod 17 is rotatably connected with the rear end of the upper surface of the mounting frame 16.
When the second motor 14 rotates, the threaded rod 13 is driven to rotate, so that the threaded sleeve 15 which is in threaded connection with the surface of the threaded rod 13 moves.
When a picture of the projector 19 is required to be upward, the second motor 14 rotates to drive the threaded sleeve 15 to move downwards, the connecting rod 17 is pushed to move downwards to enable the front end of the mounting frame 16 to be raised, when the picture of the projector 19 is required to be downward, the second motor 14 rotates to drive the threaded sleeve 15 to move upwards, and the connecting rod 17 is pulled to move upwards to enable the rear end of the mounting frame 16 to be raised.
The angle adjustment of the mounting frame 16 makes the projector 19 more convenient and flexible in use, and enhances the practicability.
Two clamping devices 18 are provided, and the two clamping devices 18 are respectively vertically arranged at two sides of the cavity of the mounting frame 16; the clamping device 18 comprises a fixed column 1801, both ends of the fixed column 1801 are both connected with a sliding block 1802 in a sliding manner, a spring 1803 is arranged on the fixed column 1801 and between the inner side of the sliding block 1802 and the inner wall of the installation frame 16, one end of each of the two sliding blocks 1802 is rotatably connected with a rotating rod 1804, and the other end of each rotating rod is rotatably connected with a clamping plate 1805.
When the installation frame 16 is put into to projecting apparatus 19 as required, two pull handles 25 of while outwards pulling drive diaphragm 24 outwards and move, make dwang 1804 promote slider 1802 extrusion spring 1803, interval grow between two splint 1805 this moment, put into between two splint 1805 projecting apparatus 19, then loosen pull handle 25, spring 1803 expands and makes slider 1802 draw close to the centre and make splint 1805 paste tight projecting apparatus 19, thereby make projecting apparatus 19 obtain fixedly, can not incline when preventing projecting apparatus 19 angle of readjustment and drop, strengthen its stability when using.
The two sides of the surface of the mounting plate 1 are vertically provided with mounting nails 20 which can be inserted into a roof in a penetrating way.
After the mounting plate 1 is mounted at a predetermined position, the mounting nail 20 is fitted from the lower surface of the mounting plate 1, so that the entire mounting plate 1 is fixed.
The horizontal fixedly connected with elastic component 22 of lateral surface of gear 7, the outer end of elastic component 22 transversely is provided with one and removes wheel 23, the lower surface of mounting panel 1 just is located a vertical fixedly connected with diaphragm 21 respectively in the both sides of mounting panel 1, the outer end of removing wheel 23 is in slide on the medial surface of diaphragm 21.
When the sliding frame 4 moves, the moving wheel 23 slides on the inner side surface of the transverse plate 21, and the sliding frame 4 is pressed by the elastic piece 22 to be more stable without shaking.
The both ends of mounting panel 1 are vertical fixedly connected with a limiting plate 26.
By arranging the limit plates 26 at the two ends of the mounting plate 1, the sliding plate 3 cannot slide out of the sliding groove 2 when sliding, and the sliding frame 4 is prevented from falling and being protected.
The vertical sliding connection of front side of installing frame 16 has baffle 27, the inboard horizontal fixedly connected with backup pad 28 on baffle 27 top, backup pad 28 bottom with the vertical fixedly connected with electric telescopic handle 29 in top of installing frame 16.
When using projecting apparatus 19, electric telescopic handle 29 extends and drives baffle 27 and upwards slide, and after projecting apparatus 19 used, electric telescopic handle 29 contracts and drives baffle 27 and downwards slide, and the fender that separates through baffle 27 makes the inside of installing frame 16 can not get into the dust after using in order to avoid influencing the normal work of projecting apparatus 19, protects projecting apparatus 19.
The working principle of the projector with the ceiling type high stability provided by the invention is as follows:
install mounting panel 1 to the assigned position through mounting nail 20, the pulling pull handle 25 is put into installing frame 16 to projecting apparatus 19, it is that projecting apparatus 19 is fixed to loosen the pull handle 25, the opening of draw-in groove 9 is aimed at to the fixture block 11 of erection column 10, then rebound erection column 10, rotate erection column 10 when fixture block 11 moves the top of draw-in groove 9 and make fixture block 11 landing to the bayonet socket, first motor 6 rotates and drives sliding frame 4 and move to the assigned position, then second motor 14 rotates the angle of adjusting required projecting apparatus 19.
Compared with the related art, the projector with the ceiling type high stability provided by the invention has the following beneficial effects:
the invention provides a ceiling projector with strong stability, the sliding plate 3 arranged in the sliding groove 2 slides to drive the sliding frame 4 to move, the position of the sliding frame can be adjusted according to actual requirements, so that the projector 19 is more flexible in use, the practicability of the projector is enhanced, the connecting rod 17 is driven to slide up and down through the threaded sleeve 15, the angle of the projector 19 is adjusted, the angle of the projector 19 is further adjusted, the adjusting function of the projector 19 is enhanced, the use of the projector is more convenient, the practicability of the projector is further enhanced, the moving wheel 23 arranged on the outer side of the elastic piece 22 is used, the moving wheel 23 slides on the inner side surface of the transverse plate 21 when the sliding frame 4 moves, and the sliding frame 4 cannot shake and is more stable when sliding through the extrusion of the elastic piece 22.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (7)
1. The utility model provides a projector that ceiling type stability is strong, includes the mounting panel, its characterized in that:
the number of the sliding grooves is two, and the two sliding grooves are transversely arranged at intervals along the length direction of the mounting plate;
the sliding plate is transversely arranged in the sliding chute, and the bottom of the sliding plate is in sliding connection with the bottom of the sliding chute;
the top of the sliding frame is open, and the top end of the sliding frame is fixedly connected with the bottom of the sliding plate;
the rack is transversely and fixedly connected to the lower surface of the mounting plate and positioned between the two sliding grooves, and the length direction of the rack is consistent with that of the sliding grooves;
a first motor disposed within a cavity of the sliding frame;
the gear is vertically and fixedly connected to an output shaft of the first motor and meshed with the rack;
the mounting ring is vertically and fixedly connected to the bottom of the sliding frame;
the clamping groove is transversely formed in the mounting ring;
the mounting column is vertically arranged at the bottom end of the mounting ring;
the clamping block is fixedly connected to the upper surface of the mounting column and is matched with the clamping groove;
the cavity is formed in the middle of the mounting column;
the threaded rod is rotatably and vertically arranged in the cavity of the cavity;
an output shaft of the second motor is fixedly connected with the bottom end of the threaded rod;
one end of the threaded sleeve is in threaded connection with the surface of the threaded rod, and the other end of the threaded sleeve transversely penetrates through the rear side face of the mounting column;
the upper surface of the mounting frame is rotatably connected with the bottom of the mounting column, and the front surface of the mounting frame is open;
one end of the connecting rod is rotatably connected with the outer end of the threaded sleeve, and the other end of the connecting rod is rotatably connected with the rear end of the upper surface of the mounting frame;
the two clamping devices are respectively and vertically arranged on two sides of the cavity of the mounting frame;
the projector is transversely arranged at the bottom of the mounting frame cavity and is positioned on the inner sides of the two clamping devices.
2. The ceiling-mounted projector with high stability according to claim 1, wherein mounting nails capable of being inserted into a roof are vertically penetrated on both sides of the surface of the mounting plate.
3. The ceiling type projector with high stability according to claim 1, wherein an elastic member is transversely and fixedly connected to an outer side surface of the sliding frame, a moving wheel is transversely disposed at an outer end of the elastic member, a transverse plate is vertically and fixedly connected to a lower surface of the mounting plate and located on two sides of the mounting plate, respectively, and an outer end of the moving wheel slides on an inner side surface of the transverse plate.
4. The ceiling type projector with high stability according to claim 1, wherein the clamping device comprises a fixed column, two ends of the fixed column are both slidably connected with a sliding block, a spring is arranged on the fixed column and between the inner side of the sliding block and the inner wall of the mounting frame, one end of each of the two sliding blocks is rotatably connected with a rotating rod, and the other end of each rotating rod is rotatably connected with a clamping plate.
5. The ceiling projector with high stability according to claim 1, wherein a limiting plate is vertically and fixedly connected to each of two ends of the mounting plate.
6. The ceiling type projector with high stability according to claim 1, wherein a baffle is vertically and slidably connected to the front side of the mounting frame, a supporting plate is horizontally and fixedly connected to the inner side of the top end of the baffle, and an electric telescopic rod is vertically and fixedly connected to the bottom of the supporting plate and the top of the mounting frame.
7. The ceiling-mounted projector with high stability according to claim 1, wherein a cross bar is fixedly connected to an outer side surface of the clamping plate in a transverse direction, and an outer end of the cross bar penetrates through the outer portion of the mounting frame and is fixedly connected with a pull handle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011356183.2A CN112879778A (en) | 2020-11-27 | 2020-11-27 | Projector with high ceiling stability |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011356183.2A CN112879778A (en) | 2020-11-27 | 2020-11-27 | Projector with high ceiling stability |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112879778A true CN112879778A (en) | 2021-06-01 |
Family
ID=76043876
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011356183.2A Withdrawn CN112879778A (en) | 2020-11-27 | 2020-11-27 | Projector with high ceiling stability |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112879778A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116006827A (en) * | 2021-10-22 | 2023-04-25 | 中移(苏州)软件技术有限公司 | A screen fixing device |
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| CN109578786A (en) * | 2018-12-29 | 2019-04-05 | 贵州大学 | A kind of projector for knowing figure teaching for installing engineering |
| CN111140729A (en) * | 2019-11-20 | 2020-05-12 | 西安微城信息科技有限公司 | Projector convenient for adjusting throwing angle and operation method |
| CN210623983U (en) * | 2019-09-17 | 2020-05-26 | 广西科技大学 | An information technology multimedia teaching device |
| CN210662072U (en) * | 2019-11-07 | 2020-06-02 | 李彦伶 | Multi-angle projection arrangement for visual design |
| CN211403099U (en) * | 2020-01-16 | 2020-09-01 | 安徽西柚酷媒信息科技有限公司 | Projector protection device convenient to use |
| CN211742289U (en) * | 2020-02-24 | 2020-10-23 | 云南中科博恩教育科技有限公司 | Network teaching projection arrangement |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN116006827A (en) * | 2021-10-22 | 2023-04-25 | 中移(苏州)软件技术有限公司 | A screen fixing device |
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