CN110953442A - Multimedia projection equipment convenient to carry and easy to assemble - Google Patents
Multimedia projection equipment convenient to carry and easy to assemble Download PDFInfo
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- CN110953442A CN110953442A CN201911090085.6A CN201911090085A CN110953442A CN 110953442 A CN110953442 A CN 110953442A CN 201911090085 A CN201911090085 A CN 201911090085A CN 110953442 A CN110953442 A CN 110953442A
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- 238000009434 installation Methods 0.000 claims abstract description 70
- 244000309464 bull Species 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 238000003780 insertion Methods 0.000 claims description 2
- 230000037431 insertion Effects 0.000 claims description 2
- 230000008901 benefit Effects 0.000 abstract description 10
- 230000009471 action Effects 0.000 description 9
- 238000000034 method Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 6
- 238000001125 extrusion Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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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
- 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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- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45C—PURSES; LUGGAGE; HAND CARRIED BAGS
- A45C11/00—Receptacles for purposes not provided for in groups A45C1/00-A45C9/00
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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
- F16M13/022—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 repositionable
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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
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- 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 relates to the technical field of projectors, and discloses portable and conveniently-installed multimedia projection equipment which comprises a cover plate, wherein a cover groove is formed in the top of the cover plate, an installation frame is fixedly installed at the bottom of the cover plate, an installation through hole is formed in the bottom of the installation frame, a first fixing column is fixedly installed at the top of the cover plate, a first slot is formed in the top of the first fixing column, a second fixing column is movably connected to the inner side of the first slot, two installation grooves are formed in the first slot, and a clamping block is slidably connected to the inside of each installation groove. This multi-media projection equipment convenient to carry and easy to assemble, through setting up gag lever post and fixture block, when the user when the installation, at first place the projecting apparatus shell in the inside of install bin, the inserted bar inserts to the inside of second slot this moment to make this projection equipment possess easy to assemble's advantage, made things convenient for the user to use.
Description
Technical Field
The invention relates to the technical field of projectors, in particular to a portable and conveniently-installed multimedia projection device.
Background
A projector, also called a projector, is a device that can project images or videos onto a curtain, and can be connected with a computer, a VCD, a DVD, a BD, a game machine, a DV, etc. through different interfaces to play corresponding video signals.
The present wide application of projecting apparatus is in family, office, school and place of entertainment, and is different according to working method, there is CRT, LCD, different grade type such as DLP, but the inconvenient installation of projecting apparatus that has now on the existing market just is inconvenient to carry, has caused the user to need consume too much time when the installation projecting apparatus and need consume too much energy and physical power to go the problem of carrying when carrying the projecting apparatus, the event provides a multimedia projection equipment convenient to carry and easy to assemble and solves above-mentioned problem.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides the portable and convenient-to-mount multimedia projection equipment which has the advantages of convenience in mounting and carrying and the like, and solves the problems that the existing projector in the market is inconvenient to mount and carry, and a user needs to consume too much time when mounting the projector and needs to consume too much energy and physical power to carry when carrying the projector.
(II) technical scheme
In order to realize the purposes of convenient installation and convenient carrying, the invention provides the following technical scheme: a portable and easy-to-install multimedia projection device comprises a cover plate, wherein a cover groove is formed in the top of the cover plate, a mounting frame is fixedly mounted at the bottom of the cover plate, mounting through holes are formed in the bottom of the mounting frame, a first fixing column is fixedly mounted at the top of the cover plate, a first inserting groove is formed in the top of the first fixing column, a second fixing column is movably connected to the inner side of the first inserting groove, two mounting grooves are formed in the first inserting groove, a clamping block is slidably connected to the inner part of each mounting groove, a spring is fixedly connected between each clamping block and each mounting groove, two adjusting holes are formed in the front side of each first fixing column, an adjusting rod penetrating through each adjusting hole is fixedly mounted on the front side of each clamping block, a fixing frame is rotatably connected to the top of each second fixing column, and a mounting box is rotatably connected, a projector shell is arranged in the installation box, a second slot is arranged on the bottom wall of the inner cavity of the installation box, the bottom of the projector shell is fixedly provided with an insertion rod inserted into the second slot, the front side of the projector shell is fixedly provided with a projector head, a circular through hole is arranged on the front side of the installation box, rotating rings are rotatably connected inside the left side wall and the right side wall of the installation box, the left side and the right side of the installation box are both fixedly provided with a thread block, the inner side of the thread block is movably connected with a limiting rod which is connected with the rotating ring in a sliding way, a knob is fixedly arranged on the right side of the limiting rod, limiting grooves are formed in the left side and the right side of the projector shell, the outside fixed mounting of gag lever post has the thread bush with screw block meshing, the equal fixed mounting in the left and right sides of install bin has the installation piece, two it is connected with the hand ring to rotate between the installation piece.
Preferably, the cover groove has the same shape as the installation box, and a sponge filling layer is fixedly installed inside the cover groove.
Preferably, the shape of the clamping block is a right trapezoid, and the inclined edge of the clamping block is located at the top of the clamping block.
Preferably, the outer side of the second fixing column is provided with a trapezoidal clamping groove movably connected with the clamping block, and the inside of the mounting groove is provided with a transverse sliding groove slidably connected with the clamping block.
Preferably, the bottom fixed mounting of mount has the electronic bull stick of first of being connected with the rotation of second fixed column, and the equal fixed mounting in the left and right sides of install bin has the electronic bull stick of second of being connected with the rotation of mount inside wall.
Preferably, the shape of inserted bar and second slot is regular quadrangle, and the lateral wall of projecting apparatus shell and the inside wall zonulae occludens of install bin.
Preferably, the front side and the rear side of the fixing frame are provided with openings, the circular through hole is positioned at the front side of the projection head, and the diameter of the circular through hole is larger than that of the projection head.
Preferably, connecting through holes are formed in the left side and the right side of the installation box, circular sliding grooves are formed in the connecting through holes and connected with the rotating rings in a sliding mode, and transverse sliding grooves connected with the limiting rods in a sliding mode are formed in the inner sides of the circular sliding grooves.
Preferably, the top of installation piece has seted up the spread groove, and the spread groove communicates to the front side and the rear side of installation piece, and the inside fixed mounting in spread groove has the installation pole, and the hand ring passes the installation pole and is connected with the installation piece rotation.
(III) advantageous effects
Compared with the prior art, the invention provides the multimedia projection equipment which is convenient to carry and install, and has the following beneficial effects:
1. the portable and easy-to-install multimedia projection equipment is characterized in that the limiting rod and the clamping blocks are arranged, when a user installs the equipment, the projector shell is firstly placed in the installation box, the inserted rod is inserted into the second slot at the moment, so that the positioning and placing of the projector shell are completed, then the user can rotate the knob, the knob drives the limiting rod to rotate at the moment, the limiting rod is inserted into the limiting groove under the action of the thread block and the thread sleeve, so that the fixing of the projector shell is completed, then the user inserts the second fixing column into the first slot, at the moment, the second fixing column respectively applies an outward force to the two clamping blocks and compresses the spring, when the two clamping blocks are positioned at the clamping groove which is externally arranged at the outer side of the second fixing column, the clamping blocks are inserted into the clamping groove under the action of the spring, so that the installation of the second fixing column is completed, finally, the user can pass through the fixing through holes through the bolts to complete the installation of the mounting frame, so that the projection equipment has the advantage of convenience in installation, and the use of the user is facilitated.
2. This multi-media projection equipment convenient to carry and easy to assemble, through setting up the hand ring, when the user need carry this projection equipment, at first adjust two regulation poles and move to the outside respectively, two regulation poles drive two fixture blocks and move to the outside respectively and compression spring this moment, the fixture block breaks away from the draw-in groove this moment, the user can take the second fixed column out from the inside of first slot, then the user can cover the apron at the top of install bin, and make the top of install bin insert to the inside of lid groove, the install bin passes through the extrusion completion of the filling layer of lid inslot and simply fixes, the user can remove through the hand ring at last, thereby make this projection equipment possess the advantage of conveniently carrying and the apron can play the effect of protecting the projecting apparatus shell, user's use has been made things convenient for.
Drawings
FIG. 1 is a schematic structural diagram of a portable and easy-to-install multimedia projector according to the present invention;
FIG. 2 is a schematic front view of a portable and easy-to-install multimedia projector according to the present invention;
FIG. 3 is an enlarged schematic view of a portable and easy-to-install multimedia projector apparatus shown in FIG. 1, shown in FIG. 1;
fig. 4 is an enlarged schematic view of a portable and easy-to-install multimedia projection apparatus according to the present invention shown at B in fig. 1.
In the figure: the portable projector comprises a cover plate 1, a cover groove 2, a mounting frame 3, a mounting through hole 4, a first fixing column 5, a first slot 6, a second fixing column 7, a mounting groove 8, a clamping block 9, a spring 10, an adjusting hole 11, an adjusting rod 12, a fixing frame 13, a mounting box 14, a projector shell 15, a second slot 16, an inserting rod 17, a projection head 18, a circular through hole 19, a rotating ring 20, a thread block 21, a limiting rod 22, a knob 23, a limiting groove 24, a thread sleeve 25, a mounting block 26 and a hand-held ring 27.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, a portable and easy-to-mount multimedia projection apparatus includes a cover plate 1, a cover groove 2 is formed at the top of the cover plate 1, a mounting frame 3 is fixedly mounted at the bottom of the cover plate 1, a mounting through hole 4 is formed at the bottom of the mounting frame 3, a first fixing column 5 is fixedly mounted at the top of the cover plate 1, a first slot 6 is formed at the top of the first fixing column 5, a second fixing column 7 is movably connected to the inner side of the first slot 6, two mounting grooves 8 are formed in the first slot 6, a clamping block 9 is slidably connected to the inner side of the mounting groove 8, the clamping block 9 is in the shape of a right trapezoid, the bevel edge of the clamping block 9 is located at the top of the clamping block 9, a trapezoid clamping groove movably connected to the clamping block 9 is formed at the outer side of the second fixing column 7, a transverse sliding groove slidably connected to the clamping block 9 is formed, the front side of the first fixing column 5 is provided with two adjusting holes 11, the front side of the clamping block 9 is fixedly provided with adjusting rods 12 penetrating through the adjusting holes 11, the top of the second fixing column 7 is rotatably connected with a fixing frame 13, the inner side of the fixing frame 13 is rotatably connected with an installation box 14, the shape of the cover groove 2 is the same as that of the installation box 14, a sponge filling layer is fixedly arranged inside the cover groove 2, the bottom of the fixing frame 13 is fixedly provided with a first electric rotating rod rotatably connected with the second fixing column 7, the left side and the right side of the installation box 14 are both fixedly provided with second electric rotating rods rotatably connected with the inner side wall of the fixing frame 13, a projector shell 15 is arranged inside the installation box 14, the bottom wall of the inner cavity of the installation box 14 is provided with a second slot 16, the bottom of the projector shell 15 is fixedly provided with an inserting rod 17 inserted into the second slot 16, the inserting rod 17 and the second slot 16 are both in, the outer side wall of the projector shell 15 is tightly connected with the inner side wall of the installation box 14, the front side of the projector shell 15 is fixedly provided with a projection head 18, the front side of the installation box 14 is provided with a circular through hole 19, the front side and the rear side of the fixed frame 13 are provided with openings, the circular through hole 19 is positioned at the front side of the projection head 18, the diameter of the circular through hole 19 is larger than that of the projection head 18, the left side wall and the right side wall of the installation box 14 are rotatably connected with a rotating ring 20, the left side and the right side of the installation box 14 are both fixedly provided with a thread block 21, the inner side of the thread block 21 is movably connected with a limiting rod 22 which is slidably connected with the rotating ring 20, the left side and the right side of the installation box 14 are both provided with connecting through holes, the inside of each connecting through hole is provided with a circular chute which is slidably connected with the rotating ring, the left side and the right side of the projector shell 15 are both provided with a limiting groove 24, the outer side of the limiting rod 22 is fixedly provided with a threaded sleeve 25 meshed with the threaded block 21, the left side and the right side of the installation box 14 are both fixedly provided with installation blocks 26, a hand ring 27 is rotatably connected between the two installation blocks 26, the top of each installation block 26 is provided with a connecting groove communicated with the front side and the rear side of the installation block 26, the installation rod is fixedly installed inside the connecting groove, the hand ring 27 penetrates through the installation rods to be rotatably connected with the installation blocks 26, through the arrangement of the limiting rod 22 and the fixture block 9, when a user installs the projector shell 15 in the installation box 14, the inserting rod 17 is inserted into the second slot 16, so that the projector shell 15 is positioned and placed, then the user can rotate the knob 23, at the knob 23 drives the limiting rod 22 to rotate, the limiting rod 22 is inserted into the limiting groove 24 under the action of the threaded block 21 and the threaded sleeve 25, thereby fixing the projector housing 15, then the user inserts the second fixing column 7 into the first slot 6, at this time, the second fixing column 7 applies an outward force to the two clamping blocks 9 respectively and compresses the spring 10, when the two clamping blocks 9 are located at the clamping slots externally arranged at the outer side of the second fixing column 7, the clamping blocks 9 are inserted into the clamping slots under the action of the spring 10, thereby completing the installation of the second fixing column 7, finally the user can complete the installation of the mounting frame 3 by penetrating the fixing through holes 4 through bolts, thereby the projection apparatus has the advantage of convenient installation, the use by the user is facilitated, by arranging the hand ring 27, when the user needs to carry the projection apparatus, firstly, the two adjusting rods 12 are adjusted to move outward respectively, at this time, the two adjusting rods 12 drive the two clamping blocks 9 to move outward and compress the spring 10 respectively, at this moment, the fixture block 9 is separated from the clamping groove, the user can take out the second fixing column 7 from the inside of the first slot 6, then the user can cover the top of the mounting box 1 on the mounting box 14, and the top of the mounting box 14 is inserted into the inside of the cover groove 2, the mounting box 14 is simply fixed by the extrusion effect of the filling layer in the cover groove 2, and finally the user can move through the portable hand ring 27, so that the projection equipment has the advantages of convenient carrying and the cover plate 1 can play the role of protecting the projector shell 15, and the use by the user is facilitated.
When using, the user puts into projecting apparatus shell 15 to the inside of installing box 14 and the fixed connection of projecting apparatus shell 15 and installing box 14 is accomplished to rotatory knob 23, then insert the inside of first slot 6 with second fixed column 7 and accomplish the fixed connection between second fixed column 7 and the first fixed column 5, thereby make this projection equipment possess the advantage easy to assemble, user's use has been made things convenient for, when the user needs to carry this projection equipment, at first adjust two regulation poles 12 and move to the outside respectively and take out second fixed column 7, then cover 1 lid at the top of installing box 14 and move through portable hand ring 27, thereby make this projection equipment possess the advantage of conveniently carrying and apron 1 can play the effect of protection projecting apparatus shell 15, user's use has been made things convenient for.
In summary, according to the portable and easy-to-mount multimedia projection device, by providing the limiting rod 22 and the fixture block 9, when a user mounts the multimedia projection device, first the projector housing 15 is placed inside the mounting box 14, at this time, the inserting rod 17 is inserted into the second slot 16, thereby positioning and placing the projector housing 15, then the user can rotate the knob 23, at this time, the knob 23 drives the limiting rod 22 to rotate, the limiting rod 22 is inserted into the limiting slot 24 under the action of the thread block 21 and the thread sleeve 25, thereby fixing the projector housing 15, then the user inserts the second fixing post 7 into the first slot 6, at this time, the second fixing post 7 applies an outward force to the two fixture blocks 9 respectively and compresses the spring 10, when the two fixture blocks 9 are located at the clamping slot externally arranged on the outer side of the second fixing post 7, the fixture block 9 is inserted into the clamping slot under the action of the spring 10, thereby completing the installation of the second fixing column 7, and finally the user can pass through the fixing through hole 4 through the bolt to complete the installation of the mounting frame 3, thereby the projection device has the advantage of convenient installation, and is convenient for the user to use, through the arrangement of the hand-held ring 27, when the user needs to carry the projection device, firstly, the two adjusting rods 12 are adjusted to move outwards respectively, at the moment, the two adjusting rods 12 drive the two clamping blocks 9 to move outwards respectively and compress the spring 10, at the moment, the clamping blocks 9 are separated from the clamping grooves, the user can draw the second fixing column 7 out of the first slot 6, then, the user can cover the cover plate 1 on the top of the mounting box 14, and the top of the mounting box 14 is inserted into the cover groove 2, the mounting box 14 completes simple fixation through the extrusion effect of the filling layer in the cover groove 2, and finally, the user can move through the hand, thereby make this projection equipment possess the advantage that conveniently carries and apron 1 can play the effect of protection projecting apparatus shell 15, made things convenient for the user to use, solved the inconvenient installation of present projecting apparatus on the existing market and inconvenient carrying, caused the user need consume too much time when the installation projecting apparatus and need consume too much energy and physical power when carrying the projecting apparatus and go the problem of carrying.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. A portable and easy-to-install multimedia projection equipment, includes apron (1), its characterized in that: the top of the cover plate (1) is provided with a cover groove (2), the bottom of the cover plate (1) is fixedly provided with a mounting frame (3), the bottom of the mounting frame (3) is provided with a mounting through hole (4), the top of the cover plate (1) is fixedly provided with a first fixing column (5), the top of the first fixing column (5) is provided with a first slot (6), the inner side of the first slot (6) is movably connected with a second fixing column (7), the inside of the first slot (6) is provided with two mounting grooves (8), the inside of each mounting groove (8) is slidably connected with a clamping block (9), a spring (10) is fixedly connected between each clamping block (9) and each mounting groove (8), the front side of each first fixing column (5) is provided with two adjusting holes (11), the front side of each clamping block (9) is fixedly provided with an adjusting rod (12) penetrating through the adjusting holes (11), the top of the second fixing column (7) is rotatably connected with a fixing frame (13), the inner side of the fixing frame (13) is rotatably connected with an installation box (14), a projector shell (15) is placed in the installation box (14), a second slot (16) is formed in the bottom wall of the inner cavity of the installation box (14), an insertion rod (17) inserted into the second slot (16) is fixedly installed at the bottom of the projector shell (15), a projector head (18) is fixedly installed at the front side of the projector shell (15), a circular through hole (19) is formed in the front side of the installation box (14), rotating rings (20) are rotatably connected with the inner parts of the left side wall and the right side wall of the installation box (14), thread blocks (21) are fixedly installed on the left side and the right side of the installation box (14), and limiting rods (22) which are slidably connected with the rotating rings (20) are movably connected with the inner sides of the thread blocks (21), the right side fixed mounting of gag lever post (22) has knob (23), spacing groove (24) have all been seted up to the left and right sides of projector shell (15), the outside fixed mounting of gag lever post (22) has thread bush (25) with screw block (21) meshing, the equal fixed mounting in the left and right sides of install bin (14) has installation piece (26), two it is connected with portable ring (27) to rotate between installation piece (26).
2. A portable and easy-to-install multimedia projection apparatus as recited in claim 1, wherein: the shape of the cover groove (2) is the same as that of the installation box (14), and a sponge filling layer is fixedly installed inside the cover groove (2).
3. A portable and easy-to-install multimedia projection apparatus as recited in claim 1, wherein: the shape of the clamping block (9) is a right trapezoid, and the inclined edge of the clamping block (9) is located at the top of the clamping block (9).
4. A portable and easy-to-install multimedia projection apparatus as recited in claim 1, wherein: the outer side of the second fixing column (7) is provided with a trapezoidal clamping groove movably connected with the clamping block (9), and the inside of the mounting groove (8) is provided with a transverse sliding groove in sliding connection with the clamping block (9).
5. A portable and easy-to-install multimedia projection apparatus as recited in claim 1, wherein: the bottom fixed mounting of mount (13) has the first electronic bull stick of being connected with second fixed column (7) rotation, and the equal fixed mounting in the left and right sides of install bin (14) has the electronic bull stick of second of being connected with mount (13) inside wall rotation.
6. A portable and easy-to-install multimedia projection apparatus as recited in claim 1, wherein: the shapes of the inserted bar (17) and the second slot (16) are both regular quadrangles, and the outer side wall of the projector shell (15) is tightly connected with the inner side wall of the installation box (14).
7. A portable and easy-to-install multimedia projection apparatus as recited in claim 1, wherein: the front side and the rear side of the fixing frame (13) are provided with openings, the circular through hole (19) is positioned at the front side of the projection head (18), and the diameter of the circular through hole (19) is larger than that of the projection head (18).
8. A portable and easy-to-install multimedia projection apparatus as recited in claim 1, wherein: connecting through holes are formed in the left side and the right side of the installation box (14), circular sliding grooves are formed in the connecting through holes and connected with the rotating rings (20) in a sliding mode, and transverse sliding grooves are formed in the inner sides of the circular sliding grooves (20) and connected with the limiting rods (22) in a sliding mode.
9. A portable and easy-to-install multimedia projection apparatus as recited in claim 1, wherein: the top of installation piece (26) has seted up the spread groove, and the spread groove communicates to the front side and the rear side of installation piece (26), and the inside fixed mounting in spread groove has the installation pole, and portable ring (27) pass the installation pole and rotate with installation piece (26) and be connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911090085.6A CN110953442A (en) | 2019-11-08 | 2019-11-08 | Multimedia projection equipment convenient to carry and easy to assemble |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911090085.6A CN110953442A (en) | 2019-11-08 | 2019-11-08 | Multimedia projection equipment convenient to carry and easy to assemble |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110953442A true CN110953442A (en) | 2020-04-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911090085.6A Withdrawn CN110953442A (en) | 2019-11-08 | 2019-11-08 | Multimedia projection equipment convenient to carry and easy to assemble |
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| Country | Link |
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| CN (1) | CN110953442A (en) |
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| US20070279850A1 (en) * | 2006-06-05 | 2007-12-06 | Benq Corporation | Detachable base |
| CN202522838U (en) * | 2012-03-28 | 2012-11-07 | 无锡商业职业技术学院 | Portable projector rack |
| CN103293842A (en) * | 2013-06-14 | 2013-09-11 | 无锡商业职业技术学院 | Dragging type height-adjustable projector rack |
| CN207571454U (en) * | 2017-12-15 | 2018-07-03 | 山东祈锦光电科技有限公司 | A kind of radio micro projecting apparatus |
| CN207945452U (en) * | 2018-03-19 | 2018-10-09 | 新昌县柏采工艺品有限公司 | A kind of portable electronic projecting apparatus fixing bracket |
| CN208384537U (en) * | 2018-05-16 | 2019-01-15 | 咸宁职业技术学院 | Portable computer Multi-media Design device |
| CN208503896U (en) * | 2018-07-11 | 2019-02-15 | 厦门华厦学院 | A kind of multi-media classroom projector |
| CN208805669U (en) * | 2018-09-04 | 2019-04-30 | 深圳市美域展览设计有限公司 | A kind of museum's multimedia overhead projector equipment |
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