CN108006414A - A kind of Multifunctional projection equipment for being used to impart knowledge to students - Google Patents
A kind of Multifunctional projection equipment for being used to impart knowledge to students Download PDFInfo
- Publication number
- CN108006414A CN108006414A CN201711445445.0A CN201711445445A CN108006414A CN 108006414 A CN108006414 A CN 108006414A CN 201711445445 A CN201711445445 A CN 201711445445A CN 108006414 A CN108006414 A CN 108006414A
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- hole
- equipment
- tapped
- driving motor
- support plate
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- 230000005540 biological transmission Effects 0.000 claims abstract description 13
- 238000003780 insertion Methods 0.000 claims description 10
- 230000037431 insertion Effects 0.000 claims description 10
- 239000000463 material Substances 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims description 2
- 239000007787 solid Substances 0.000 claims 1
- 230000017525 heat dissipation Effects 0.000 description 4
- 238000012544 monitoring process Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 1
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
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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
- 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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- 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
-
- 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
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B5/00—Electrically-operated educational appliances
- G09B5/06—Electrically-operated educational appliances with both visual and audible presentation of the material to be studied
- G09B5/067—Combinations of audio and projected visual presentation, e.g. film, slides
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Multimedia (AREA)
- Business, Economics & Management (AREA)
- Educational Administration (AREA)
- Educational Technology (AREA)
- Theoretical Computer Science (AREA)
- Projection Apparatus (AREA)
Abstract
The invention discloses a kind of Multifunctional projection equipment for being used to impart knowledge to students, including being equipped with drive component between the elongated guide rail in one group of basis and its, the driving component is by rectangular recess, connect support plate, drive motor one, circular through hole, transmission shaft, driving wheel and adjustable formula lifting gear composition, the adjustable lifting gear is by rectangular housing, drive motor two, reel, lifting rope, projecting apparatus rack and multi-functional ancillary equipment composition, detachable connection between lifting rope and the projecting apparatus rack, the detachable connection is by cross fixed frame, circular fixed seat, circular hollow groove, cross socket, tapped through hole one, tapped through hole two and holding screw composition, the multi-functional ancillary equipment is by round mouth, small-power heat emission fan and camera and small-sized playback equipment composition.The invention has the advantages that of simple structure and strong practicability.
Description
Technical field
The present invention relates to teaching equipment field, particularly a kind of Multifunctional projection equipment for being used to impart knowledge to students.
Background technology
Projector equipment is often used in imparting knowledge to students now, traditional projector equipment is due to fixing position, when running into classroom
When light is excessively dark or excessively bright, projection can be caused ineffective, and the position fixation of projector equipment can also tear it open
Unload maintenance and cause certain trouble；Projector equipment function now is more single, and the timely heat dissipation of projector equipment is also one
The problem of very big, therefore a kind of Multifunctional projection equipment for being used to impart knowledge to students is needed now, this kind of equipment can not only be realized front and rear
Best projection effect is realized in the adjusting of position, and by equipped with adjustable lifting gear and detachable connection it is all big
The big detachable maintaining for facilitating projector equipment, the multi-functional ancillary equipment being equipped with not only realize projector equipment auxiliary heat dissipation but also
It is not only easy to operate but also vdiverse in function function, this kind of equipment such as to broadcast added with monitoring, sound.
The content of the invention
The purpose of the present invention is to solve the above problem, devises a kind of Multifunctional projection equipment for being used to impart knowledge to students.
Realize above-mentioned purpose the technical scheme is that, a kind of Multifunctional projection equipment for being used to impart knowledge to students, including one group
The elongated guide rail in basis, the elongated guide rail in basis is on the ceiling of classroom front end and between each other with a certain distance from having, classroom
Inner Front End wall is equipped with projection screen and the elongated guide rail in basis corresponds to dead astern position in the middle part of the projection screen and sets,
The drive component that can be moved along the elongated rail length direction in the basis, the driving group are equipped between the elongated guide rail in basis
Part is to be corresponded position by the elongated guide rail in basis and be provided with respectively along the elongated rail length direction in the basis certain
The rectangular recess of length, both ends are located at the connection support plate that can be slided in rectangular recess and along rectangular recess length direction, connection
The driving motor one that is equipped with the middle part of support plate inner cavity, connection support plate correspond direction and corresponding driving motor along rectangular recess
Circular through hole that one or two side rotational end position is provided with, one end are connected the other end with driving one round end of motor and are inserted by circular through hole
Enter that the transmission shaft in rectangular recess, the driving wheel that transmission shaft insertion end end is respectively equipped with and connection support plate lower end be arranged on can
Adjustable type lifting gear forms, the adjustable lifting gear be equipped with by the connection support plate lower end rectangular housing,
Driving motor two that rectangular housing is fixed with the inner wall of one end along the longitudinal direction, the spiral being placed in driving two rotation axis of motor
Wheel, one end are fixedly connected with the other end with reel outer wall and can be faced the wall and meditated by rectangular housing lower end lifting rope, the lifting rope external part of stretching
The projecting apparatus rack being equipped with and the multi-functional ancillary equipment composition on projecting apparatus rack, the lifting rope external part and institute
Projecting apparatus rack upper end detachable connection is stated, the detachable connection is ten be fixed with by the lifting rope external part
Opened in the middle part of circular fixed seat that font fixed frame, the projecting apparatus rack upper center are fixed with, circular fixed seat inner cavity
Cross socket that some circular hollow grooves, circular fixed seat upper end are provided with, circular fixed seat upper end correspond to cross socket two
Tapped through hole one, the cross fixed frame being provided with the middle part of two rectangular opening correspondence positions correspond to the screw thread that one position of tapped through hole is provided with
Through hole two and can by tapped through hole one be inserted into tapped through hole two in holding screw form, the multi-functional ancillary equipment be by
The small-power heat emission fan being equipped with a certain size round mouth that the projecting apparatus rack both sides are provided with, round mouth and the projecting apparatus
Rack lateral wall is equipped with camera and small-sized playback equipment forms.
The connection support plate both ends can be inserted into the rectangular recess but certain from having with bottom in the rectangular recess
Distance, the length that the transmission shaft is inserted into the rectangular recess are more than the connection support plate insertion end length.
The driving wheel sets position not influenced mutually with the connection support plate insertion end position, outside the driving wheel
The radians such as circumferencial direction are uniformly provided with some gear teeth, end-face wall and equidistant are along its length provided with the downside of the rectangular recess
Some teeth groove, the gear can be intermeshed with the teeth groove.
The lifting rope is made of soft and high tensile strength material.
The driving motor one and driving motor two are electric rotating machine, and outside the driving motor one and driving motor two
It is cased with sponge noise reduction layer.
Spiral groove is provided with outside the reel and along its circumferencial direction, the lifting rope fixing end is arranged on the spiral groove
Interior, the lifting rope length is more than the reel terrain clearance.
The cross socket cross section rectangular opening, which is grown, is wider than rectangle rack length and width in the cross fixed frame, and described ten
Font fixed frame thickness is less than the circular hollow groove depth.
Block is equipped with by usable rotational direction front after the tapped through hole one is inserted into along the cross fixed frame, works as institute
When stating cross fixed frame and being inserted into the circular hollow groove, the tapped through hole one and mutual with two position of tapped through hole
It is corresponding.
Projector equipment and control device, the control device control port difference can be placed with the projecting apparatus rack
It is electrically connected with the small-power heat emission fan, small-sized playback equipment, camera and projector equipment.
Driving motor one, driving motor two and the control device are connected with remote control device talk respectively.
The Multifunctional projection equipment for being used to impart knowledge to students made using technical scheme, this kind of equipment not only can be real
Best projection effect is realized in the adjusting of existing front and back position, and by equipped with adjustable lifting gear and detachable company
The detachable maintaining for all greatly facilitating projector equipment is connect, the multi-functional ancillary equipment being equipped with not only realizes projector equipment auxiliary heat dissipation
But also it is not only easy to operate but also vdiverse in function added with monitoring, sound function, this kind of equipment such as to broadcast.
Brief description of the drawings
Fig. 1 is the overall structure diagram of the Multifunctional projection equipment of the present invention for being used to impart knowledge to students；
Fig. 2 is drive component structure diagram of the present invention；
Fig. 3 is detachable connection structure diagram of the present invention；
Fig. 4 is cross outlet structure floor map of the present invention；
In figure, 1, the elongated guide rail in basis；2nd, projection screen；3rd, drive component；4th, rectangular recess；5th, support plate is connected；6、
Drive motor one；7th, circular through hole；8th, transmission shaft；9th, driving wheel；10th, adjustable lifting gear；11st, rectangular housing；12nd, drive
Dynamic motor two；13rd, reel；14th, lifting rope；15th, projecting apparatus rack；16th, multi-functional ancillary equipment；17th, detachable connection；
18th, cross fixed frame；19th, circular fixed seat；20th, circular hollow groove；21st, cross socket；22nd, tapped through hole one；23rd, spiral shell
Line through hole two；24th, holding screw；25th, round mouth；26th, small-power heat emission fan；27th, camera；28th, small-sized playback equipment；29th, it is extra large
Continuous noise reduction layer；30th, projector equipment；31st, control device.
Embodiment
The present invention is specifically described below in conjunction with the accompanying drawings, as shown in Figs 1-4, a kind of Multifunctional projection for being used to impart knowledge to students
Equipment, including one group of elongated guide rail 1 in basis, the elongated guide rail 1 in basis on the ceiling of classroom front end and between each other from
There is certain distance, classroom Inner Front End is faced the wall and meditated corresponds to the projection screen 2 equipped with the elongated guide rail 1 of projection screen 2 and the basis
Middle part dead astern position is set, and being equipped between the elongated guide rail 1 in basis can move along elongated 1 length direction of guide rail in the basis
Drive component 3, the driving component 3 is to correspond position and long along the basis respectively by the elongated guide rail 1 in the basis
The rectangular recess 4 for the certain length that 1 length direction of shape guide rail is provided with, both ends are located in rectangular recess 4 and can be grown along rectangular recess 4
The connection support plate 5 of degree direction slip, connect the driving motor 1 being equipped with the middle part of 5 inner cavity of support plate, connect support plate 5 along square
Circular through hole 7, one end and the driving that connected in star 4 corresponds direction and corresponding driving one 6 both sides rotational end position of motor is provided with
One 6 round end of motor connects transmission shaft 8, the 8 insertion end end of transmission shaft that the other end is inserted into by circular through hole 7 in rectangular recess 4
The adjustable lifting gear 10 that the driving wheel 9 and 5 lower end of connection support plate that portion is respectively equipped with are arranged on forms, described adjustable
Lifting gear 10 is the rectangular housing 11 being equipped with by connection support plate 5 lower end, rectangular housing 11 is along the longitudinal direction in one end
The driving motor 2 12 being fixed with wall, the reel 13, one end and the reel 13 that are placed in driving 2 12 rotation axis of motor
Outer wall is fixedly connected with the other end and can be faced the wall and meditated by 11 lower end of rectangular housing the projection that the lifting rope 14 of stretching, 14 external part of lifting rope are equipped with
Instrument rack 15 and the multi-functional ancillary equipment 16 on projecting apparatus rack 15 form, 14 external part of lifting rope with it is described
15 upper end detachable connection 17 of projecting apparatus rack, the detachable connection 17 are to be fixed to set by 14 external part of lifting rope
It is circular fixed seat 19 that some cross fixed frames 18,15 upper center of projecting apparatus rack are fixed with, circular fixed
Cross socket 21 that the circular hollow groove 20 that is provided with the middle part of 19 inner cavities of seat, circular 19 upper end of fixed seat are provided with, circular fixed seat
19 upper ends correspond to tapped through hole 1, the cross fixed frame 18 that cross socket 21 is provided with the middle part of rectangular opening correspondence position two-by-two
The tapped through hole 2 23 and can be inserted into by tapped through hole 1 in tapped through hole 2 23 that corresponding one 22 position of tapped through hole is provided with
Holding screw 24 form, the multi-functional ancillary equipment 16 is a certain size that be provided with by 15 both sides of projecting apparatus rack
Round mouth 25, the small-power heat emission fan 26 that is equipped with round mouth 25 and 15 lateral wall of projecting apparatus rack be equipped with camera 27
Formed with small-sized playback equipment 28；Connection support plate 5 both ends can be inserted into the rectangular recess 4 but with the rectangular recess
With a certain distance from having, the length that the transmission shaft 8 is inserted into the rectangular recess 4 is inserted more than the connection support plate 5 for bottom in 4
Enter to hold length；The driving wheel 9, which sets position to be inserted into end position with the connection support plate 5, not to be influenced mutually, the driving wheel 9
The radians such as exterior circumference direction are uniformly provided with some gear teeth, the 4 downside end-face wall of rectangular recess and equidistant along its length
Some teeth groove are left, the gear can be intermeshed with the teeth groove；The lifting rope 14 is high using soft and tensile strength
Material is made；The driving motor 1 and driving motor 2 12 be electric rotating machine, and the driving motor 1 and drive motor
Sponge noise reduction layer 29 is cased with outside 2 12；Spiral groove, the lifting rope 14 are provided with outside the reel 13 and along its circumferencial direction
Fixing end is arranged in the spiral groove, and 14 length of lifting rope is more than 13 terrain clearance of reel；The cross socket
21 cross section rectangular opening length are wider than rectangle rack length and width in the cross fixed frame 18, and 18 thickness of cross fixed frame is small
In 20 depth of circular hollow groove；After the tapped through hole 1 is inserted into along the cross fixed frame 18 before usable rotational direction
Block is equipped with by side, when the cross fixed frame 18 is inserted into the circular hollow groove 20, the tapped through hole 1
Corresponded with 2 23 position of tapped through hole；Projector equipment 30 and control can be placed with the projecting apparatus rack 15
Device 31,31 control port of control device respectively with the small-power heat emission fan 26, small-sized playback equipment 28, camera 27
And projector equipment 30 is electrically connected；Driving motor 1, driving motor 2 12 and the control device 31 lead to remote control equipment respectively
News connection.
The features of the present invention is a kind of Multifunctional projection equipment for being used to impart knowledge to students, including one group of elongated guide rail in basis, basis
Elongated guide rail is arranged on the ceiling of classroom front end and between each other with a certain distance from having, and classroom Inner Front End wall is equipped with projection screen
The elongated guide rail of curtain and basis corresponds to dead astern position in the middle part of projection screen and sets, and being equipped between the elongated guide rail in basis can be long along basis
The drive component of shape rail length direction movement, drive component are to correspond position and respectively along basis by the elongated guide rail in basis
The rectangular recess for the certain length that elongated rail length direction is provided with, both ends are located in rectangular recess and can be along rectangular recess length
The connection support plate of direction slip, connect the driving motor one being equipped with the middle part of support plate inner cavity, connect support plate along rectangular recess
Correspond direction and the corresponding circular through hole for driving one or two side rotational end position of motor to be provided with, one end are rotated with driving motor one
The driving that the end connection other end is respectively equipped with by the transmission shaft in circular through hole insertion rectangular recess, transmission shaft insertion end end
The adjustable lifting gear composition that wheel and connection support plate lower end are arranged on, adjustable lifting gear is by under connection support plate
Hold driving motor two that the rectangular housing, the rectangular housing that are equipped be fixed with the inner wall of one end along the longitudinal direction, be placed on driving electricity
Reel, one end in two rotation axis of machine are fixedly connected with the other end with reel outer wall and can be faced the wall and meditated by rectangular housing lower end stretching
Lifting rope, the projecting apparatus rack that lifting rope external part is equipped with and on projecting apparatus rack multi-functional ancillary equipment composition,
Lifting rope external part and projecting apparatus rack upper end detachable connection, detachable connection are fixed with by lifting rope external part
It is provided with the middle part of circular fixed seat that cross fixed frame, projecting apparatus rack upper center are fixed with, circular fixed seat inner cavity
Circular hollow groove, the cross socket that is provided with of circular fixed seat upper end, circular fixed seat upper end correspond to cross socket two-by-two
Tapped through hole one, the cross fixed frame being provided with the middle part of rectangular opening correspondence position correspond to the screw thread that one position of tapped through hole is provided with and lead to
Hole two and the holding screw that can be inserted into by tapped through hole one in tapped through hole two form, and multi-functional ancillary equipment is by projecting apparatus
In the small-power heat emission fan and projecting apparatus rack lateral wall being equipped with a certain size round mouth that rack both sides are provided with, round mouth
Formed equipped with camera and small-sized playback equipment, this kind of equipment can not only realize the adjusting of front and back position to realize best projection
Effect, and by equipped with adjustable lifting gear and detachable connection all greatly facilitate projector equipment dismounting tie up
Repair, the multi-functional ancillary equipment being equipped with not only realizes projector equipment auxiliary heat dissipation but also function, this kind such as broadcasts added with monitoring, sound
Equipment is not only easy to operate but also vdiverse in function.
In the present invention, projection screen is equipped with the wall of classroom front end, projection screen is corresponded on the ceiling of classroom front end
Curtain position is equipped with the basic elongated guide rail with a certain distance from having, and drive component is equipped between the elongated guide rail in basis.When driving motor
During one running, by the transmission shaft that both sides connect the driving wheel of its end can be driven to operate, the gear that driving wheel passes through its outer ring
So as to mobile, driving wheel drives connection support plate running for the pond groove intermeshing being equipped with rectangular recess downside.Connection support
Plate lower end is equipped with adjustable lifting gear, by driving motor two to operate, reel can be driven to operate, reel is by hanging
Rope band moves projecting apparatus rack and moves up and down, and projector equipment and control device can be placed with projecting apparatus rack, what both sides were equipped with
Small probability heat emission fan is used for preventing projector equipment from radiating, the camera that is equipped with of outside and small-sized playback equipment be used for realizing monitoring and
Sound multicast function.With projecting apparatus rack upper end by detachable connection, the cross that lifting rope lower end is equipped with is consolidated for lifting rope bottom
Determine frame to be inserted into circular hollow groove by cross socket, be inserted into by holding screw through tapped through hole one in tapped through hole two
So as to fulfill detachable connection.
Above-mentioned technical proposal only embodies the optimal technical scheme of technical solution of the present invention, those skilled in the art
The principle of the present invention is embodied to some variations that some of which part may be made, belong to protection scope of the present invention it
It is interior.
Claims (10)
1. a kind of Multifunctional projection equipment for being used to impart knowledge to students, including one group of elongated guide rail (1) in basis, it is characterised in that the base
The elongated guide rail of plinth (1) is arranged on the ceiling of classroom front end and between each other with a certain distance from having, and classroom Inner Front End wall is equipped with
Dead astern position is set in the middle part of projection screen (2) and the corresponding projection screen (2) of the elongated guide rail in basis (1), the base
The drive component (3) that can be moved along the elongated guide rail in basis (1) length direction, the drive are equipped between the elongated guide rail of plinth (1)
Dynamic component (3) is to correspond position and respectively along the elongated guide rail in basis (1) the length side by the elongated guide rail in basis (1)
Rectangular recess (4), both ends to the certain length being provided with are located in rectangular recess (4) and can be along rectangular recess (4) length directions
The connection support plate (5) of slip, connect the driving motor one (6) being equipped with the middle part of support plate (5) inner cavity, connection support plate (5) edge
Rectangular recess (4) corresponds direction and the corresponding circular through hole (7) for driving motor one (6) both sides rotational end position to be provided with, one
End be connected with driving motor one (6) round end the other end by the transmission shaft (8) in circular through hole (7) insertion rectangular recess (4),
The adjustable lifting dress that the driving wheel (9) and connection support plate (5) lower end that transmission shaft (8) insertion end end is respectively equipped with are arranged on
(10) composition is put, the adjustable lifting gear (10) is the rectangular housing being equipped with by described connection support plate (5) lower end
(11), rectangular housing (11) is fixed with the inner wall of one end along the longitudinal direction driving motor two (12), be placed on driving motor two
(12) reel in rotation axis (13), one end is fixedly connected with the other end with reel (13) outer wall can be by rectangular housing (11)
Lower end is faced the wall and meditated projecting apparatus rack (15) that the lifting rope (14) of stretching, lifting rope (14) external part be equipped with and arranged on projecting apparatus rack
(15) multi-functional ancillary equipment (16) composition on, lifting rope (14) external part can with projecting apparatus rack (15) upper end
It is detachably connected with (17), the detachable connection (17) is that the cross being fixed with by the lifting rope (14) external part is fixed
In circular fixed seat (19) that frame (18), the projecting apparatus rack (15) upper center are fixed with, circular fixed seat (19)
Cross socket (21) that the circular hollow groove (20) that is provided with the middle part of chamber, circular fixed seat (19) upper end are provided with, circular fixed seat
(19) it is solid to correspond to tapped through hole one (22), cross that cross socket (21) is provided with the middle part of rectangular opening correspondence position two-by-two for upper end
Determine the tapped through hole two (23) and can be inserted into by tapped through hole one (22) that corresponding tapped through hole one (22) position of frame (18) is provided with
Holding screw (24) composition in tapped through hole two (23), the multi-functional ancillary equipment (16) is by the projecting apparatus rack
(15) a certain size round mouth (25), the interior small-power heat emission fan (26) being equipped with of round mouth (25) and the projecting apparatus that both sides are provided with
Rack (15) lateral wall is equipped with camera (27) and small-sized playback equipment (28) forms.
A kind of 2. Multifunctional projection equipment for being used to impart knowledge to students according to claim 1, it is characterised in that the connection support
Plate (5) both ends can be inserted into the rectangular recess (4) but with the rectangular recess (4) interior bottom with a certain distance from having, the biography
The length that moving axis (8) is inserted into the rectangular recess (4) is more than described connection support plate (5) insertion end length.
A kind of 3. Multifunctional projection equipment for being used to impart knowledge to students according to claim 1, it is characterised in that the driving wheel
(9) position is set not influenced mutually with connection support plate (5) the insertion end position, driving wheel (9) the exterior circumference direction
Be uniformly provided with some gear teeth Deng radian, on the downside of the rectangular recess (4) end-face wall and along its length it is equidistant be provided with it is some
Teeth groove, the gear can be intermeshed with the teeth groove.
A kind of 4. Multifunctional projection equipment for being used to impart knowledge to students according to claim 1, it is characterised in that the lifting rope (14)
It is made of soft and high tensile strength material.
A kind of 5. Multifunctional projection equipment for being used to impart knowledge to students according to claim 1, it is characterised in that the driving motor
One (6) and driving motor two (12) are electric rotating machine, and are cased with sea outside the driving motor one (6) and driving motor two (12)
Continuous noise reduction layer (29).
A kind of 6. Multifunctional projection equipment for being used to impart knowledge to students according to claim 1, it is characterised in that the reel
(13) spiral groove is provided with outside and along its circumferencial direction, lifting rope (14) fixing end is arranged in the spiral groove, the lifting rope
(14) length is more than the reel (13) terrain clearance.
7. a kind of Multifunctional projection equipment for being used to impart knowledge to students according to claim 1, it is characterised in that the cross is inserted
Mouth (21) cross section rectangular opening length is wider than rectangle rack length and width in the cross fixed frame (18), the cross fixed frame
(18) thickness is less than circular hollow groove (20) depth.
A kind of 8. Multifunctional projection equipment for being used to impart knowledge to students according to claim 1, it is characterised in that the tapped through hole
Block is equipped with by usable rotational direction front after one (22) are inserted into along the cross fixed frame (18), when the cross is fixed
Frame (18) be inserted into the circular hollow groove (20) it is interior when, the tapped through hole one (22) and with described two (23) position of tapped through hole
Correspond.
9. a kind of Multifunctional projection equipment for being used to impart knowledge to students according to claim 1, it is characterised in that the projecting apparatus is put
Projector equipment (30) and control device (31) can be placed with frame (15) by putting, control device (31) control port respectively with institute
Small-power heat emission fan (26), small-sized playback equipment (28), camera (27) and projector equipment (30) is stated to be electrically connected.
A kind of 10. Multifunctional projection equipment for being used to impart knowledge to students according to claim 1, it is characterised in that the driving electricity
Machine one (6), driving motor two (12) and control device (31) are connected with remote control device talk respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711445445.0A CN108006414A (en) | 2017-12-27 | 2017-12-27 | A kind of Multifunctional projection equipment for being used to impart knowledge to students |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711445445.0A CN108006414A (en) | 2017-12-27 | 2017-12-27 | A kind of Multifunctional projection equipment for being used to impart knowledge to students |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108006414A true CN108006414A (en) | 2018-05-08 |
Family
ID=62061810
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711445445.0A Withdrawn CN108006414A (en) | 2017-12-27 | 2017-12-27 | A kind of Multifunctional projection equipment for being used to impart knowledge to students |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108006414A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108825943A (en) * | 2018-06-21 | 2018-11-16 | 杨敏敏 | Mounting bracket is used in a kind of detection of chemical engineering sewage heavy metal ion content |
| CN110599931A (en) * | 2019-09-28 | 2019-12-20 | 临海市启致灯具有限公司 | LED (light-emitting diode) overhead projection lamp box |
| CN112927567A (en) * | 2020-12-30 | 2021-06-08 | 温州大学瓯江学院 | Projection display device of teaching usefulness |
| CN113148705A (en) * | 2021-03-31 | 2021-07-23 | 陕西科技大学 | Automatic test paper distribution device and method thereof |
| CN113339667A (en) * | 2021-05-28 | 2021-09-03 | 杭州实想科技有限公司 | Intelligent monitoring device breaks parking convenient to maintain |
| CN114302117A (en) * | 2021-12-27 | 2022-04-08 | 广州粤赛电子科技有限公司 | IP digital audio and video system |
-
2017
- 2017-12-27 CN CN201711445445.0A patent/CN108006414A/en not_active Withdrawn
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108825943A (en) * | 2018-06-21 | 2018-11-16 | 杨敏敏 | Mounting bracket is used in a kind of detection of chemical engineering sewage heavy metal ion content |
| CN110599931A (en) * | 2019-09-28 | 2019-12-20 | 临海市启致灯具有限公司 | LED (light-emitting diode) overhead projection lamp box |
| CN110599931B (en) * | 2019-09-28 | 2020-08-28 | 浏阳天艺广告装饰工程有限公司 | LED (light-emitting diode) overhead projection lamp box |
| CN112927567A (en) * | 2020-12-30 | 2021-06-08 | 温州大学瓯江学院 | Projection display device of teaching usefulness |
| CN113148705A (en) * | 2021-03-31 | 2021-07-23 | 陕西科技大学 | Automatic test paper distribution device and method thereof |
| CN113339667A (en) * | 2021-05-28 | 2021-09-03 | 杭州实想科技有限公司 | Intelligent monitoring device breaks parking convenient to maintain |
| CN114302117A (en) * | 2021-12-27 | 2022-04-08 | 广州粤赛电子科技有限公司 | IP digital audio and video system |
| CN114302117B (en) * | 2021-12-27 | 2024-02-06 | 广州粤赛电子科技有限公司 | IP digital audio-video system |
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