CN207999630U - A kind of Multifunctional projection equipment for teaching - Google Patents
A kind of Multifunctional projection equipment for teaching Download PDFInfo
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- CN207999630U CN207999630U CN201721864949.1U CN201721864949U CN207999630U CN 207999630 U CN207999630 U CN 207999630U CN 201721864949 U CN201721864949 U CN 201721864949U CN 207999630 U CN207999630 U CN 207999630U
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Abstract
The utility model discloses a kind of Multifunctional projection equipment for teaching, 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, driving motor one, circular through hole, transmission shaft, driving wheel and adjustable formula lifting gear composition, the adjustable lifting gear is by rectangular housing, driving motor two, reel, lifting rope, projecting apparatus rack and multi-functional ancillary equipment composition, detachable connection between the lifting rope and projecting apparatus rack, the detachable connection is by cross fixed frame, round fixed seat, circular hollow slot, 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 utility model has the beneficial effects that of simple structure and strong practicability.
Description
Technical field
The present invention relates to teaching equipment field, especially a kind of Multifunctional projection equipment for teaching.
Background technology
It is often used projection device in imparting knowledge to students now, traditional projection device is due to fixing position, when encountering in classroom
When light is excessively dark or excessively bright, projection can be caused ineffective, and the position fixation of projection device can also tear it open
It unloads repair and causes certain trouble;Projection device function now is more single, and the timely heat dissipation of projection device is also one
Prodigious problem, therefore a kind of Multifunctional projection equipment for teaching is needed now, this kind of equipment not only may be implemented front and back
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 projection device, the multi-functional ancillary equipment being equipped with not only realize projection device auxiliary heat dissipation but also
It is not only easy to operate but also vdiverse in function functions, this kind of equipment such as to broadcast added with monitoring, sound.
Invention content
The purpose of the present invention is to solve the above problems, devise a kind of Multifunctional projection equipment for teaching.
Realize above-mentioned purpose the technical scheme is that, a kind of Multifunctional projection equipment for teaching, 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 setting in the middle part of the projection screen,
Being equipped between the elongated guide rail in basis can be along the drive component that the elongated rail length direction in the basis is moved, the driving group
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 be located in rectangular recess and can along the connection support plate that rectangular recess length direction slide, connect
The driving motor one that is equipped in the middle part of support plate inner cavity, connection support plate correspond direction and corresponding driving motor along rectangular recess
Circular through hole, one end and one round end of the driving motor connection other end that one or two side rotational end position is provided with 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 set to can
Adjustable type lifting gear forms, the adjustable lifting gear be the rectangular housing being equipped with by the connection support plate lower end,
Driving motor two that rectangular housing is fixed on the inner wall of one end along the longitudinal direction, the spiral being placed in two rotary shaft of driving 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
Round fixed seat that font fixed frame, the projecting apparatus rack upper center are fixed with, round fixed seat are opened in the middle part of inner cavity
Cross socket that some circular hollow slots, round fixed seat upper end are provided with, round fixed seat upper end correspond to cross socket two
Tapped through hole one, the cross fixed frame being provided in the middle part of two rectangular opening corresponding 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 in a certain size round mouth that 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 transmission shaft are inserted into the length in the rectangular recess and are more than the connection support plate insertion end length.
End position is inserted into the driving wheel installation position with the connection support plate not to be influenced mutually, outside the driving wheel
The radians such as circumferencial direction are uniformly provided with several gear teeth, end-face wall and equidistant are along its length provided on the downside of the rectangular recess
Several tooth sockets, the gear can be intermeshed with the tooth socket.
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.
It is provided with spiral slot outside the reel and along its circumferencial direction, the lifting rope fixing end is set to the spiral slot
Interior, the lifting rope length is more than the reel terrain clearance.
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.
The tapped through hole one is equipped with block by usable rotational direction front end side after cross fixed frame insertion, works as institute
When stating cross fixed frame and being inserted into the circular hollow slot, the tapped through hole one and mutual with two position of the tapped through hole
It is corresponding.
Projection device and control device, the control device control port difference can be placed in the projecting apparatus rack
It is electrically connected with the small-power heat emission fan, small-sized playback equipment, camera and projection device.
The driving motor one, driving motor two and control device are connect with remote control device talk respectively.
The Multifunctional projection equipment for teaching made using technical scheme of the present invention, 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 projection device is connect, the multi-functional ancillary equipment being equipped with not only realizes projection device auxiliary heat dissipation
But also it is not only easy to operate but also vdiverse in function added with monitoring, sound functions, this kind of equipment such as to broadcast.
Description of the drawings
Fig. 1 is the overall structure diagram of the Multifunctional projection equipment of the present invention for teaching;
Fig. 2 is drive component structural schematic diagram of the present invention;
Fig. 3 is detachable connection structural schematic 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;2, projection screen;3, drive component;4, rectangular recess;5, support plate is connected;6,
Driving motor one;7, circular through hole;8, transmission shaft;9, driving wheel;10, adjustable lifting gear;11, rectangular housing;12, it drives
Dynamic motor two;13, reel;14, lifting rope;15, projecting apparatus rack;16, multi-functional ancillary equipment;17, detachable connection;
18, cross fixed frame;19, round fixed seat;20, circular hollow slot;21, cross socket;22, tapped through hole one;23, spiral shell
Line through-hole two;24, holding screw;25, round mouth;26, small-power heat emission fan;27, camera;28, small-sized playback equipment;29, extra large
Continuous noise reduction layer;30, projection device;31, control device.
Specific implementation mode
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 teaching
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 a certain distance, classroom Inner Front End is faced the wall and meditated corresponds to the projection screen 2 equipped with the elongated guide rail of projection screen 2 and the basis 1
Middle part dead astern position is arranged, equipped with can be moved along elongated 1 length direction of guide rail in the basis between the elongated guide rail in the basis 1
Drive component 3, the driving component 3 is to correspond position and long along the basis respectively by the elongated guide rail in the basis 1
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 sliding connects the driving motor 1 being equipped in the middle part of 5 inner cavity of support plate, connection support plate 5 along square
Circular through hole 7, one end and the driving that connected in star 4 corresponds direction and corresponding one 6 both sides rotational end position of driving 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 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 set to forms, described adjustable
Lifting gear 10 is the rectangular housing 11 being equipped with by connection support plate 5 lower end, rectangular housing 11 along the longitudinal direction in one end
The driving motor 2 12 being fixed on wall, the reel 13, one end and the reel 13 that are placed in 2 12 rotary shaft of driving 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 be equipped with
Instrument rack 15 and multi-functional ancillary equipment 16 on projecting apparatus rack 15 form, 14 external part of the lifting rope with it is described
15 upper end detachable connection 17 of projecting apparatus rack, the detachable connection 17 are set by the fixation of 14 external part of the lifting rope
It is round fixed seat 19 that some cross fixed frames 18,15 upper center of projecting apparatus rack are fixed with, round fixed
Cross socket 21 that the circular hollow slot 20 that is provided in the middle part of 19 inner cavities of seat, round 19 upper end of fixed seat are provided with, round fixed seat
19 upper ends correspond to cross socket 21 rectangular opening corresponding position middle part is provided with two-by-two tapped through hole 1, cross fixed frame 18
The tapped through hole 2 23 and can be inserted into tapped through hole 2 23 by tapped through hole 1 that one 22 position of corresponding tapped through hole is provided with
Holding screw 24 form, the multi-functional ancillary equipment 16 is a certain size being provided with by 15 both sides of projecting apparatus rack
Round mouth 25, the small-power heat emission fan 26 that is equipped in round mouth 25 and 15 lateral wall of projecting apparatus rack be equipped with camera 27
It is formed with small-sized playback equipment 28;5 both ends of connection support plate can be inserted into the rectangular recess 4 but with the rectangular recess
With a certain distance from having, the transmission shaft 8 is inserted into the length in the rectangular recess 4 and is inserted more than the connection support plate 5 for bottom in 4
Enter to hold length;End position is inserted into 9 installation position of the driving wheel 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 several gear teeth, 4 downside end-face wall of the rectangular recess and equidistant along its length
Several tooth sockets are left, the gear can be intermeshed with the tooth socket;The lifting rope 14 is high using soft and tensile strength
Material is made;The driving motor 1 and driving motor 2 12 are electric rotating machine, and the driving motor 1 and driving motor
Sponge noise reduction layer 29 is cased with outside 2 12;It is provided with spiral slot, the lifting rope 14 outside the reel 13 and along its circumferencial direction
Fixing end is set in the spiral slot, and 14 length of the lifting rope is more than 13 terrain clearance of the 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 slot;The tapped through hole 1 is before usable rotational direction after the cross fixed frame 18 insertion
Block, when the cross fixed frame 18 is inserted into the circular hollow slot 20, the tapped through hole 1 are equipped with by end side
It is corresponded with 2 23 position of the tapped through hole;Projection device 30 and control can be placed in the projecting apparatus rack 15
Device 31,31 control port of the control device respectively with the small-power heat emission fan 26, small-sized playback equipment 28, camera 27
And projection device 30 is electrically connected;The driving motor 1, driving motor 2 12 and control device 31 are logical with remote control equipment respectively
News connection.
The features of the present invention is a kind of Multifunctional projection equipment for teaching, including one group of elongated guide rail in basis, basis
Elongated guide rail is set 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 setting in the middle part of projection screen, 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 sliding connects the driving motor one being equipped in the middle part of support plate inner cavity, connection support plate along rectangular recess
It corresponds direction and corresponds to circular through hole, one end and driving motor one that one or two side rotational end position of driving motor is provided with and rotate
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 set to, adjustable lifting gear is by under connection support plate
It holds driving motor two that the rectangular housing being equipped with, rectangular housing be fixed on the inner wall of one end along the longitudinal direction, be placed on driving electricity
Reel, one end in two rotary shaft 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
Round fixed seat that cross fixed frame, projecting apparatus rack upper center are fixed with, round fixed seat are provided in the middle part of inner cavity
Circular hollow slot, the cross socket that is provided with of round fixed seat upper end, round fixed seat upper end correspond to cross socket two-by-two
It is logical that tapped through hole one, the cross fixed frame being provided in the middle part of rectangular opening corresponding position correspond to the screw thread that one position of tapped through hole is provided with
Hole two and the holding screw that can be inserted into tapped through hole two by tapped through hole one 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 in a certain size round mouth that rack both sides are provided with, round mouth
It is formed equipped with camera and small-sized playback equipment, the adjusting of front and back position not only may be implemented to realize best projection in this kind of equipment
Effect, and by equipped with adjustable lifting gear and detachable connection all greatly facilitate projection device dismounting tie up
It repaiies, the multi-functional ancillary equipment being equipped with not only realizes projection device auxiliary heat dissipation but also functions, 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, it is equipped with projection screen on the wall of classroom front end, projection screen is corresponded on the ceiling of classroom front end
Curtain position is equipped with the elongated guide rail in basis with a certain distance from having, and drive component is equipped between the elongated guide rail in basis.Work as driving motor
When one running, the driving wheel of its end can be driven to operate by the transmission shaft that both sides connect, the gear that driving wheel passes through its outer ring
To mobile, driving wheel drives connection support plate running for the pond slot intermeshing being equipped with rectangular recess downside.Connection support
Plate lower end is equipped with adjustable lifting gear, is operated by driving motor two, reel can be driven to operate, reel is by hanging
Rope band moves projecting apparatus rack and moves up and down, and projection device and control device can be placed in projecting apparatus rack, what both sides were equipped with
Small probability heat emission fan is used for preventing projection device 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 solid for lifting rope lower end
Determine frame to be inserted into circular hollow slot by cross socket, be inserted into tapped through hole two through tapped through hole one by holding screw
To realize 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, belongs to the scope of protection of the present invention it
It is interior.
Claims (10)
1. a kind of Multifunctional projection equipment for teaching, including one group of elongated guide rail (1) in basis, which is characterized in that the base
The elongated guide rail of plinth (1) is set 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 setting 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 by the elongated guide rail in basis (1) to correspond position and respectively along the elongated guide rail in basis (1) the length side
It is located in rectangular recess (4) to the rectangular recess (4) for the certain length being provided with, both ends and can be along rectangular recess (4) length direction
The connection support plate (5) of sliding connects the driving motor one (6) being equipped in the middle part of support plate (5) inner cavity, connection support plate (5) edge
Rectangular recess (4) corresponds direction and corresponding one (6) both sides rotational end position of driving motor is provided with circular through hole (7), one
End connect with driving motor one (6) round end the other end by 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 set to
(10) composition is set, 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 on the inner wall of one end along the longitudinal direction driving motor two (12) is placed on driving motor two
(12) reel in rotary shaft (13), one end is fixedly connected with the other end with reel (13) outer wall can be by rectangular housing (11)
Lower end, which is faced the wall and meditated, projecting apparatus rack (15) that the lifting rope (14) of stretching, lifting rope (14) external part are equipped with and is set to 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 round fixed seat (19) that frame (18), the projecting apparatus rack (15) upper center are fixed with, round fixed seat (19)
Cross socket (21) that the circular hollow slot (20) that is provided in the middle part of chamber, round fixed seat (19) upper end are provided with, round fixed seat
(19) it is solid to correspond to cross socket (21) rectangular opening corresponding position middle part is provided with two-by-two tapped through hole one (22), cross for upper end
Determine the tapped through hole two (23) and can be inserted by tapped through hole one (22) that one (22) position of the corresponding tapped through hole 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.
2. a kind of Multifunctional projection equipment for teaching according to claim 1, which is characterized 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 connection support plate (5) the insertion end length.
3. a kind of Multifunctional projection equipment for teaching according to claim 1, which is characterized in that the driving wheel
(9) installation position is inserted into end position with the connection support plate (5) and is not influenced mutually, driving wheel (9) the exterior circumference direction
Equal radians are uniformly provided with several gear teeth, on the downside of the rectangular recess (4) end-face wall and along its length it is equidistant be provided with it is several
Tooth socket, the gear teeth can be intermeshed with the tooth socket.
4. a kind of Multifunctional projection equipment for teaching according to claim 1, which is characterized in that the lifting rope (14)
It is made of soft and high tensile strength material.
5. a kind of Multifunctional projection equipment for teaching according to claim 1, which is characterized 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).
6. a kind of Multifunctional projection equipment for teaching according to claim 1, which is characterized in that the reel
(13) it is provided with spiral slot outside and along its circumferencial direction, lifting rope (14) fixing end is set in the spiral slot, the lifting rope
(14) length is more than the reel (13) terrain clearance.
7. a kind of Multifunctional projection equipment for teaching according to claim 1, which is characterized 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 slot (20) depth.
8. a kind of Multifunctional projection equipment for teaching according to claim 1, which is characterized in that the tapped through hole
One (22) are equipped with block by usable rotational direction front end side after the cross fixed frame (18) insertion, when the cross is fixed
Frame (18) be inserted into the circular hollow slot (20) it is interior when, the tapped through hole one (22) and with the tapped through hole two (23) position
It corresponds.
9. a kind of Multifunctional projection equipment for teaching according to claim 1, which is characterized in that the projecting apparatus is put
Projection device (30) and control device (31) can be placed in frame (15) by setting, control device (31) control port respectively with institute
Small-power heat emission fan (26), small-sized playback equipment (28), camera (27) and projection device (30) is stated to be electrically connected.
10. a kind of Multifunctional projection equipment for teaching according to claim 1, which is characterized in that the driving electricity
Machine one (6), driving motor two (12) and control device (31) are connect with remote control device talk respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721864949.1U CN207999630U (en) | 2017-12-27 | 2017-12-27 | A kind of Multifunctional projection equipment for teaching |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721864949.1U CN207999630U (en) | 2017-12-27 | 2017-12-27 | A kind of Multifunctional projection equipment for teaching |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207999630U true CN207999630U (en) | 2018-10-23 |
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ID=63834991
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721864949.1U Active CN207999630U (en) | 2017-12-27 | 2017-12-27 | A kind of Multifunctional projection equipment for teaching |
Country Status (1)
| Country | Link |
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| CN (1) | CN207999630U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111292507A (en) * | 2020-03-11 | 2020-06-16 | 徐州柚创谷智能科技有限公司 | Combustible gas early warning device based on Internet of things |
| CN115183136A (en) * | 2022-07-14 | 2022-10-14 | 重庆电子工程职业学院 | Hanging computer equipment |
-
2017
- 2017-12-27 CN CN201721864949.1U patent/CN207999630U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111292507A (en) * | 2020-03-11 | 2020-06-16 | 徐州柚创谷智能科技有限公司 | Combustible gas early warning device based on Internet of things |
| CN115183136A (en) * | 2022-07-14 | 2022-10-14 | 重庆电子工程职业学院 | Hanging computer equipment |
| CN115183136B (en) * | 2022-07-14 | 2023-04-07 | 重庆电子工程职业学院 | Hanging computer equipment |
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