CN113380080A - Teaching computer device with projection function and use method - Google Patents
Teaching computer device with projection function and use method Download PDFInfo
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- CN113380080A CN113380080A CN202110689252.XA CN202110689252A CN113380080A CN 113380080 A CN113380080 A CN 113380080A CN 202110689252 A CN202110689252 A CN 202110689252A CN 113380080 A CN113380080 A CN 113380080A
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- 238000000034 method Methods 0.000 title claims abstract description 11
- 230000004308 accommodation Effects 0.000 claims abstract description 5
- 210000003781 tooth socket Anatomy 0.000 claims description 4
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
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Classifications
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- 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
- G09B5/02—Electrically-operated educational appliances with visual presentation of the material to be studied, e.g. using film strip
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
- F16M11/06—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand allowing pivoting
- F16M11/10—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand allowing pivoting around a horizontal axis
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/16—Details concerning attachment of head-supporting legs, with or without actuation of locking members thereof
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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
- F16M11/20—Undercarriages with or without wheels
- F16M11/24—Undercarriages with or without wheels changeable in height or length of legs, also for transport only, e.g. by means of tubes screwed into each other
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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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- 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
- G03B29/00—Combinations of cameras, projectors or photographic printing apparatus with non-photographic non-optical apparatus, e.g. clocks or weapons; Cameras having the shape of other objects
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Business, Economics & Management (AREA)
- Educational Administration (AREA)
- Educational Technology (AREA)
- Theoretical Computer Science (AREA)
- Projection Apparatus (AREA)
Abstract
The invention discloses a teaching computer device with a projection function and a using method thereof, the teaching computer device comprises a computer body, an angle adjusting component, a height adjusting component and a signal wire, wherein the angle adjusting component comprises a bracket, a cover plate, a projector body, a threaded rod, a first knob, a first connecting shaft, a second knob and a lens; step two, adjusting the height; step three, adjusting the angle; step four, device accommodation; compared with the existing computer projector for teaching, the projector provided by the invention is provided with the height adjusting component, so that the height of the projector can be automatically adjusted to meet the use requirements of different occasions.
Description
Technical Field
The invention relates to the technical field of computers, in particular to a teaching computer device with a projection function and a using method thereof.
Background
The projecting apparatus is a device that is used for projection broadcast computer content, wide application in family, the office, school and recreation place, current teaching divide into fixed and portable with the computer projecting apparatus, but the inconvenient cleanness and the maintenance of fixed projecting apparatus, and the installation is complicated, and the unable automatically regulated height of portable projecting apparatus, lead to need come height-adjusting through manual increase and decrease cushion when different occasions use, current portable projecting apparatus also can't carry out angle modulation, often can lead to the unable accurate projection of picture on the screen because of placing the face slope.
Disclosure of Invention
The present invention is directed to a teaching computer device with projection function and a method for using the same, so as to solve the problems of the background art.
In order to achieve the purpose, the invention provides the following technical scheme: a computer device with a projection function for teaching comprises a computer body, an angle adjusting component, a height adjusting component and a signal wire, wherein the angle adjusting component is arranged on one side of the computer body and comprises a support, a first mounting hole, a first sleeve, a second mounting hole, a second sleeve, a cover plate, a projector body, a threaded rod, a first knob, a first connecting shaft, a second knob and a lens, the support is arranged on one side of the computer body, the first mounting hole is formed in the outer wall of one side of the support, the threaded rod is sleeved on the inner wall of one side of the first mounting hole, the first knob is in threaded connection with the outer wall of one side of the threaded rod, the projector body is rotatably connected with the inner wall of one side of the support, one end of the threaded rod is fixedly connected to the outer wall of one side of the projector body, the first connecting shaft is fixedly connected to the outer wall of one side of the projector body, one end fixedly connected with second knob of first connecting axle, seted up the second mounting hole on one side outer wall of support, and first connecting axle cup joints on one side inner wall of second mounting hole.
Preferably, the outer wall of one side of the first mounting hole is fixedly connected with a first sleeve, the threaded rod is sleeved on the inner wall of one side of the first sleeve, the outer wall of one side of the second mounting hole is fixedly connected with a second sleeve, and the first connecting shaft is sleeved on the inner wall of one side of the second sleeve.
Preferably, a lens is fixedly connected to the outer wall of the bottom end of the projector body, a cover plate is arranged on the outer wall of one side of the lens, and the cover plate is fixedly connected to the inner wall of one side of the support.
Preferably, a signal line is inserted into a signal input end of the projector body, and one end of the signal line is inserted into a signal output end of the computer body.
Preferably, the outer wall of the bottom end of the bracket is provided with a height adjusting assembly, the height adjusting assembly comprises a first mounting seat, a motor, a worm, a second mounting seat, a first mounting groove, a first connecting block, a tooth socket, a second connecting shaft, a supporting foot, a containing groove, a second mounting groove, a third connecting shaft, a limiting groove, a limiting block, a clamping groove, a spring, a second connecting block, a through hole and an extension rod, the outer wall of the bottom end of the bracket is fixedly connected with the first mounting seat, the inner wall of one side of the first mounting seat is fixedly connected with the motor, the outer wall of one side of the output end of the motor is fixedly connected with the worm, the outer wall of the bottom end of the first mounting seat is fixedly connected with the second mounting seat, the worm is rotatably connected to the inner wall of one side of the second mounting seat, the inner wall of the second mounting seat is distributed with the first mounting groove, the inner wall of one side of the first mounting groove is fixedly connected with the second connecting shaft, rotate on one side outer wall of second connecting axle and be connected with first connecting block, the tooth's socket has been seted up on the outer wall of first connecting block, and the tooth's socket meshing is connected on one side outer wall of worm, fixedly connected with supports enough on one side outer wall of first connecting block, support and seted up the holding tank on the sufficient bottom outer wall, the second mounting groove has been seted up on one side inner wall of holding tank, fixedly connected with third connecting axle on one side inner wall of second mounting groove, it is connected with the second connecting block to rotate on one side outer wall of third connecting axle, fixedly connected with extension bar on one side outer wall of second connecting block, and the extension bar cup joints on one side inner wall of holding tank.
Preferably, a through hole is formed in the outer wall of one side of the second connecting block, and the third connecting shaft is sleeved on the inner wall of one side of the through hole.
Preferably, the spacing groove has been seted up on one side inner wall of holding tank, and sliding connection has the stopper on one side inner wall of spacing groove, has seted up the draw-in groove on one side outer wall of stopper, and the one end of extension bar cup joints on one side inner wall of draw-in groove, fixedly connected with spring on one side outer wall of stopper, and the one end fixed connection of spring is on one side inner wall of spacing groove.
The use method of the computer device for teaching with the projection function comprises the steps of firstly, starting the device; step two, adjusting the height; step three, adjusting the angle; step four, device accommodation;
in the first step, one end of a signal wire is connected to a jack of a signal input end of the projector body, the other end of the signal wire is connected to a jack of a signal output end of the computer body, then the motor is connected with the computer body in a circuit connection mode, and finally the computer body and the projector body are started to establish data connection;
in the second step, the motor is started through a control program of the computer body, the worm drives the first connecting block, and the first connecting block drives the supporting feet to synchronously rotate, so that the height of the projector body is adjusted;
in the third step, firstly, the first knob is loosened, then the second knob is rotated to adjust the angle of the projector body, after the adjustment is finished, the first knob is screwed down again to fix the position of the projector body, and after the debugging of the projector body is finished, the teaching contents in the computer body can be projected in real time;
in the fourth step, after the teaching is completed, the extension bar is firstly withdrawn, then the motor is started to reset the support feet, then the computer body and the projector body are closed, the angle of the projector body is restored to the initial position, the lens is sleeved in the cover plate, and finally the signal wire is pulled out or wound on the support.
Preferably, in the step 1, the motor establishes a circuit connection with the computer body through a USB data cable.
Compared with the prior art, the invention has the beneficial effects that: compared with the existing computer projector for teaching, the projector provided by the invention is provided with the height adjusting component, so that the height of the projector can be automatically adjusted to meet the use requirements of different occasions.
Drawings
FIG. 1 is an elevational view of the overall construction of the present invention;
FIG. 2 is a front sectional view of the stent of the present invention;
FIG. 3 is an enlarged view of the structure of the area A in FIG. 2 according to the present invention;
FIG. 4 is an enlarged view of the structure of the area B in FIG. 2 according to the present invention;
FIG. 5 is a perspective cutaway view of the support foot of the present invention;
FIG. 6 is a flow chart of a method of the present invention;
in the figure: 1. a computer body; 2. an angle adjustment assembly; 3. a height adjustment assembly; 4. a signal line; 21. a support; 211. a first mounting hole; 212. a first sleeve; 213. a second mounting hole; 214. a second sleeve; 215. a cover plate; 22. a projector body; 221. a threaded rod; 222. a first knob; 223. a first connecting shaft; 224. a second knob; 225. a lens; 31. a first mounting seat; 311. a motor; 312. a worm; 32. a second mounting seat; 321. a first mounting groove; 33. a first connection block; 331. a tooth socket; 332. a second connecting shaft; 34. a support foot; 341. accommodating grooves; 342. a second mounting groove; 343. a third connecting shaft; 344. a limiting groove; 345. a limiting block; 346. a card slot; 347. a spring; 35. a second connecting block; 351. a through hole; 352. and (5) lengthening the rod.
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. 1-5, an embodiment of the present invention is shown: a computer device with a projection function for teaching comprises a computer body 1, an angle adjusting component 2, a height adjusting component 3 and a signal wire 4, wherein the angle adjusting component 2 is arranged on one side of the computer body 1, the angle adjusting component 2 comprises a support 21, a first mounting hole 211, a first sleeve 212, a second mounting hole 213, a second sleeve 214, a cover plate 215, a projector body 22, a threaded rod 221, a first knob 222, a first connecting shaft 223, a second knob 224 and a lens 225, the support 21 is arranged on one side of the computer body 1, the first mounting hole 211 is arranged on the outer wall of one side of the support 21, the threaded rod 221 is sleeved on the inner wall of one side of the first mounting hole 211, the first knob 222 is in threaded connection on the outer wall of one side of the threaded rod 221, the projector body 22 is in rotary connection on the inner wall of one side of the support 21, and one end of the threaded rod 221 is fixedly connected on the outer wall of one side of the projector body 22, a first connecting shaft 223 is fixedly connected to the outer wall of one side of the projector body 22, one end of the first connecting shaft 223 is fixedly connected to a second knob 224, a second mounting hole 213 is formed in the outer wall of one side of the bracket 21, and the first connecting shaft 223 is sleeved on the inner wall of one side of the second mounting hole 213; a first sleeve 212 is fixedly connected to the outer wall of one side of the first mounting hole 211, a threaded rod 221 is sleeved on the inner wall of one side of the first sleeve 212, a second sleeve 214 is fixedly connected to the outer wall of one side of the second mounting hole 213, a first connecting shaft 223 is sleeved on the inner wall of one side of the second sleeve 214, the first sleeve 212 is used for mounting the threaded rod 221, and the second sleeve 214 is used for mounting the first connecting shaft 223; a lens 225 is fixedly connected to the outer wall of the bottom end of the projector body 22, a cover plate 215 is arranged on the outer wall of one side of the lens 225, the cover plate 215 is fixedly connected to the inner wall of one side of the bracket 21, and the cover plate 215 is used for positioning the lens 225; a signal input end of the projector body 22 is connected with a signal wire 4 in an inserting manner, one end of the signal wire 4 is connected with a signal output end of the computer body 1 in an inserting manner, and the signal wire 4 is used for establishing data connection between the projector body 22 and the computer body 1; the height adjusting assembly 3 is mounted on the outer wall of the bottom end of the bracket 21, the height adjusting assembly 3 comprises a first mounting seat 31, a motor 311, a worm 312, a second mounting seat 32, a first mounting groove 321, a first connecting block 33, a tooth space 331, a second connecting shaft 332, a supporting foot 34, a receiving groove 341, a second mounting groove 342, a third connecting shaft 343, a limiting groove 344, a limiting block 345, a clamping groove 346, a spring 347, a second connecting block 35, a through hole 351 and an extension bar 352, the outer wall of the bottom end of the bracket 21 is fixedly connected with the first mounting seat 31, the inner wall of one side of the first mounting seat 31 is fixedly connected with the motor 311, the outer wall of one side of the output end of the motor 311 is fixedly connected with the worm 312, the outer wall of the bottom end of the first mounting seat 31 is fixedly connected with the second mounting seat 32, the worm 312 is rotatably connected with the inner wall of one side of the second mounting seat 32, the inner wall of the second mounting seat 32 is distributed with the first mounting grooves 321, a second connecting shaft 332 is fixedly connected to the inner wall of one side of the first mounting groove 321, a first connecting block 33 is rotatably connected to the outer wall of one side of the second connecting shaft 332, a tooth groove 331 is formed in the outer wall of the first connecting block 33, the tooth groove 331 is meshed and connected to the outer wall of one side of the worm 312, a supporting foot 34 is fixedly connected to the outer wall of one side of the first connecting block 33, an accommodating groove 341 is formed in the outer wall of the bottom end of the supporting foot 34, a second mounting groove 342 is formed in the inner wall of one side of the accommodating groove 341, a third connecting shaft 343 is fixedly connected to the inner wall of one side of the second mounting groove 342, a second connecting block 35 is rotatably connected to the outer wall of one side of the third connecting shaft 343, an extension bar 352 is fixedly connected to the outer wall of one side of the second connecting block 35, the extension bar 352 is sleeved on the inner wall of one side of the accommodating groove 341, and the height adjusting assembly 3 is used for adjusting the height of the projector body 22; a through hole 351 is formed in the outer wall of one side of the second connecting block 35, the third connecting shaft 343 is sleeved on the inner wall of one side of the through hole 351, and the through hole 351 is used for accommodating the third connecting shaft 343; spacing groove 344 has been seted up on one side inner wall of holding tank 341, sliding connection has stopper 345 on one side inner wall of spacing groove 344, draw-in groove 346 has been seted up on one side outer wall of stopper 345, and the one end of extension bar 352 cup joints on one side inner wall of draw-in groove 346, fixedly connected with spring 347 on one side outer wall of stopper 345, and the one end fixed connection of spring 347 is on one side inner wall of spacing groove 344, stopper 345, draw-in groove 346 and spring 347 are used for constituting the block structure, with this to carry on spacingly to extension bar 352.
Referring to fig. 6, an embodiment of the present invention: the use method of the computer device for teaching with the projection function comprises the steps of firstly, starting the device; step two, adjusting the height; step three, adjusting the angle; step four, device accommodation;
in the first step, one end of the signal wire 4 is connected to the jack of the signal input end of the projector body 22, the other end of the signal wire is connected to the jack of the signal output end of the computer body 1, then the motor 311 is connected with the computer body 1 through the USB data wire in a circuit mode, and finally the computer body 1 and the projector body 22 are started to establish data connection;
in the second step, the motor 311 is started through the control program of the computer body 1, the worm 312 drives the first connecting block 33, and the first connecting block 33 drives the supporting feet 34 to synchronously rotate, so that the height of the projector body 22 is adjusted, and if the highest height of the projector body 22 still cannot meet the requirement, the extension rod 352 can be taken out to extend the supporting feet 34;
in the third step, firstly, the first knob 222 is loosened, then the second knob 224 is rotated to adjust the angle of the projector body 22, after the adjustment is completed, the first knob 222 is screwed again to fix the position of the projector body 22, and after the debugging of the projector body 22 is completed, the teaching contents in the computer body 1 can be projected in real time;
in the fourth step, after the teaching is completed, the extension bar 352 is firstly retracted, the motor 311 is then started to reset the support feet 34, the computer body 1 and the projector body 22 are then closed, the angle of the projector body 22 is restored to the initial position, the lens 225 is sleeved in the cover plate 215, and finally the signal wire 4 is pulled out or the signal wire 4 is wound on the support 21.
Based on the above, the present invention has the advantages that when the present invention is used for teaching projection, the projector body 22 and the computer body 1 are connected through the signal line 4, the motor 311 is electrically connected with the computer body 1 through the USB data line, the computer body 1 and the projector body 22 are started, the motor 311 is started through the control program of the computer body 1, the motor 311 drives the worm 312 to rotate, the worm 312 drives the first connecting block 33 through the tooth socket 331, the first connecting block 33 rotates in the first mounting groove 321 through the second connecting shaft 332, the first connecting block 33 drives the supporting foot 34 to synchronously rotate, the supporting foot 34 is folded, the projector body 22 is raised, if the maximum height of the projector body 22 cannot be used, the limiting block 345 can be shifted to slide along the inner wall of the limiting groove 344, the spring 347 is compressed, the extension bar 352 is separated from the clamping groove 346, the support feet 34 are lengthened through the lengthening rods 352, so that the height of the projector body 22 is increased; when the extension bar 352 is retracted, one end of the extension bar 352 can be rotated, the second connecting block 35 on the extension bar can rotate around the third connecting shaft 343 in the second mounting groove 342, the extension bar 352 pushes the limiting block 345 to slide along the inner wall of the limiting groove 344, the spring 347 is compressed, after the extension bar 352 is completely accommodated in the accommodating groove 341, the limiting block 345 pops up under the reset action of the spring 347, and the extension bar 352 is clamped with the clamping groove 346 to complete the accommodation; when the angle adjusting assembly 2 is used for adjusting an angle, firstly, the first knob 222 on the threaded rod 221 is loosened, then the second knob 224 is rotated to drive the first connecting shaft 223 to rotate in the second mounting hole 213, meanwhile, the threaded rod 221 rotates in the first mounting hole 211, so that the projector body 22 rotates on the bracket 21, after the adjustment is completed, the first knob 222 is screwed again, so that the position of the projector body 22 is fixed, and the angle adjustment is completed, wherein the first sleeve 212 is used for mounting the threaded rod 221, the second sleeve 214 is used for mounting the first connecting shaft 223, the cover plate 215 is used for positioning the lens 225, the first mounting seat 31 is used for mounting the motor 311, the second mounting seat 32 is used for mounting the first connecting block 33, and the through hole 351 is used for accommodating the third connecting shaft 343.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (9)
1. Computer device is used in teaching with projection function, including computer body (1), angle adjusting part (2), height control subassembly (3) and signal line (4), its characterized in that: an angle adjusting component (2) is arranged on one side of the computer body (1), the angle adjusting component (2) comprises a support (21), a first mounting hole (211), a first sleeve (212), a second mounting hole (213), a second sleeve (214), a cover plate (215), a projector body (22), a threaded rod (221), a first knob (222), a first connecting shaft (223), a second knob (224) and a lens (225), the support (21) is arranged on one side of the computer body (1), the first mounting hole (211) is formed in the outer wall of one side of the support (21), the threaded rod (221) is sleeved on the inner wall of one side of the first mounting hole (211), the first knob (222) is connected to the outer wall of one side of the threaded rod (221) in a threaded manner, the projector body (22) is connected to the inner wall of one side of the support (21) in a rotating manner, and one end of the threaded rod (221) is fixedly connected to the outer wall of one side of the projector body (22), fixedly connected with first connecting axle (223) on the outer wall of one side of projecting apparatus body (22), the one end fixedly connected with second knob (224) of first connecting axle (223), second mounting hole (213) have been seted up on the outer wall of one side of support (21), and first connecting axle (223) cup joint on the inner wall of one side of second mounting hole (213).
2. A teaching computer apparatus with projection function as claimed in claim 1, wherein: the outer wall of one side of the first mounting hole (211) is fixedly connected with a first sleeve (212), the threaded rod (221) is sleeved on the inner wall of one side of the first sleeve (212), the outer wall of one side of the second mounting hole (213) is fixedly connected with a second sleeve (214), and the first connecting shaft (223) is sleeved on the inner wall of one side of the second sleeve (214).
3. A teaching computer apparatus with projection function as claimed in claim 1, wherein: the projector is characterized in that a lens (225) is fixedly connected to the outer wall of the bottom end of the projector body (22), a cover plate (215) is arranged on the outer wall of one side of the lens (225), and the cover plate (215) is fixedly connected to the inner wall of one side of the support (21).
4. A teaching computer apparatus with projection function as claimed in claim 1, wherein: the signal input end of the projector body (22) is connected with a signal wire (4) in an inserting mode, and one end of the signal wire (4) is connected with the signal output end of the computer body (1) in an inserting mode.
5. A teaching computer apparatus with projection function as claimed in claim 1, wherein: the height adjusting assembly (3) is mounted on the outer wall of the bottom end of the support (21), the height adjusting assembly (3) comprises a first mounting seat (31), a motor (311), a worm (312), a second mounting seat (32), a first mounting groove (321), a first connecting block (33), a tooth socket (331), a second connecting shaft (332), a supporting foot (34), a holding groove (341), a second mounting groove (342), a third connecting shaft (343), a limiting groove (344), a limiting block (345), a clamping groove (346), a spring (347), a second connecting block (35), a through hole (351) and an extension rod (352), the first mounting seat (31) is fixedly connected to the outer wall of the bottom end of the support (21), the motor (311) is fixedly connected to the inner wall of one side of the first mounting seat (31), the worm (312) is fixedly connected to the outer wall of one side of the output end of the motor (311), the second mounting seat (32) is fixedly connected to the outer wall of the bottom end of the first mounting seat (31), the worm (312) is rotatably connected to the inner wall of one side of the second mounting seat (32), the inner wall of the second mounting seat (32) is provided with a first mounting groove (321) in a distributed manner, the inner wall of one side of the first mounting groove (321) is fixedly connected with a second connecting shaft (332), the outer wall of one side of the second connecting shaft (332) is rotatably connected with a first connecting block (33), the outer wall of the first connecting block (33) is provided with a tooth groove (331), the tooth groove (331) is meshed and connected to the outer wall of one side of the worm (312), the outer wall of one side of the first connecting block (33) is fixedly connected with a supporting foot (34), the outer wall of the bottom end of the supporting foot (34) is provided with an accommodating groove (341), the inner wall of one side of the accommodating groove (341) is provided with a second mounting groove (342), the inner wall of one side of the second mounting groove (342) is fixedly connected with a third connecting shaft (343), the outer wall of one side of the third connecting block (343) is rotatably connected with a second connecting block (35), an extension bar (352) is fixedly connected to the outer wall of one side of the second connecting block (35), and the extension bar (352) is sleeved on the inner wall of one side of the accommodating groove (341).
6. A teaching computer apparatus with projection function as claimed in claim 5, wherein: through-hole (351) have been seted up on the one side outer wall of second connecting block (35), and third connecting axle (343) cup joints on the one side inner wall of through-hole (351).
7. A teaching computer apparatus with projection function as claimed in claim 5, wherein: spacing groove (344) have been seted up on one side inner wall of holding tank (341), sliding connection has stopper (345) on one side inner wall of spacing groove (344), draw-in groove (346) have been seted up on one side outer wall of stopper (345), and the one end of extension bar (352) cup joints on one side inner wall of draw-in groove (346), fixedly connected with spring (347) on one side outer wall of stopper (345), and the one end fixed connection of spring (347) is on one side inner wall of spacing groove (344).
8. The use method of the computer device for teaching with the projection function comprises the steps of firstly, starting the device; step two, adjusting the height; step three, adjusting the angle; step four, device accommodation; the method is characterized in that:
in the first step, one end of a signal wire (4) is connected to a jack of a signal input end of the projector body (22), the other end of the signal wire is connected to a jack of a signal output end of the computer body (1), then a motor (311) is connected with the computer body (1) in a circuit connection mode, and finally the computer body (1) and the projector body (22) are started to establish data connection;
in the second step, the motor (311) is started through a control program of the computer body (1), the worm (312) drives the first connecting block (33), the first connecting block (33) drives the supporting feet (34) to synchronously rotate, so that the height of the projector body (22) is adjusted, and if the highest height of the projector body (22) cannot be used, the extension rod (352) can be taken out to extend the supporting feet (34);
in the third step, firstly, the first knob (222) is loosened, then the second knob (224) is rotated to adjust the angle of the projector body (22), after the adjustment is finished, the first knob (222) is screwed down again to fix the position of the projector body (22), and after the projector body (22) is debugged, the teaching content in the computer body (1) can be projected in real time;
in the fourth step, after the teaching is completed, the extension bar (352) is firstly retracted, then the motor (311) is started to reset the support feet (34), then the computer body (1) and the projector body (22) are closed, the angle of the projector body (22) is restored to the initial position, the lens (225) is sleeved in the cover plate (215), and finally the signal wire (4) is pulled out or the signal wire (4) is wound on the support (21).
9. The method of using a teaching computer device with a projection function according to claim 8, wherein: in the step 1, the motor (311) is in circuit connection with the computer body (1) through a USB data line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110689252.XA CN113380080A (en) | 2021-06-22 | 2021-06-22 | Teaching computer device with projection function and use method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110689252.XA CN113380080A (en) | 2021-06-22 | 2021-06-22 | Teaching computer device with projection function and use method |
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| CN113380080A true CN113380080A (en) | 2021-09-10 |
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| CN213452612U (en) * | 2020-11-13 | 2021-06-15 | 福州外语外贸学院 | High stability projecting apparatus support is used in business administration teaching |
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|---|---|---|---|---|
| GB1034021A (en) * | 1964-02-11 | 1966-06-29 | Contina Ag | Improvements in or relating to adjustment of the tilt and/or elevation of a projector |
| CN208185826U (en) * | 2018-04-28 | 2018-12-04 | 深圳暴风统帅科技有限公司 | A kind of height adjustment device and the support frame with it |
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Application publication date: 20210910 |
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