CN111486319B - Electronic whiteboard all-in-one machine terminal convenient to maintain - Google Patents
Electronic whiteboard all-in-one machine terminal convenient to maintain Download PDFInfo
- Publication number
- CN111486319B CN111486319B CN202010323262.7A CN202010323262A CN111486319B CN 111486319 B CN111486319 B CN 111486319B CN 202010323262 A CN202010323262 A CN 202010323262A CN 111486319 B CN111486319 B CN 111486319B
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- electronic whiteboard
- sliding
- fixing
- machine terminal
- rods
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- 230000006978 adaptation Effects 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 abstract description 8
- 238000009434 installation Methods 0.000 abstract description 4
- 238000003780 insertion Methods 0.000 description 8
- 230000037431 insertion Effects 0.000 description 8
- 238000010586 diagram Methods 0.000 description 4
- 230000005484 gravity Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/42—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters with arrangement for propelling the support stands on wheels
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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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- 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
- 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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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Business, Economics & Management (AREA)
- Educational Administration (AREA)
- Educational Technology (AREA)
- Theoretical Computer Science (AREA)
- Drawing Aids And Blackboards (AREA)
Abstract
The invention belongs to the technical field of teaching tools, in particular to an electronic whiteboard all-in-one machine terminal convenient to maintain, which aims at the problem that the existing electronic whiteboard all-in-one machine terminal is complex in installation structure and is generally difficult to disassemble, so that the existing electronic whiteboard all-in-one machine terminal is inconvenient to disassemble quickly for maintenance when in failure, the scheme is provided, the electronic whiteboard all-in-one machine terminal comprises an electronic whiteboard body and a bracket, two fixing plates are fixedly arranged at the top of the bracket, screw holes are respectively formed in the two fixing plates, two pulleys are movably arranged on the inner wall of the bracket, second through holes are respectively formed in the two pulleys, and inserting rods are movably arranged in the two second through holes. Thereby facilitating maintenance.
Description
Technical Field
The invention relates to the technical field of teaching aids, in particular to an electronic whiteboard all-in-one machine terminal convenient to maintain.
Background
The electronic whiteboard is an intelligent teaching tool, can simulate the white background of a whiteboard, and then projects images through the projector, so that the mode that teachers use blackboard-writing in class is replaced, teaching is carried out through the electronic whiteboard, documents can be prepared on a computer in advance, and the images can be projected through the projector in class.
However, the existing electronic whiteboard all-in-one machine terminal is complex in installation structure and is usually difficult to disassemble, so that when a fault occurs, the electronic whiteboard all-in-one machine terminal is inconvenient to disassemble quickly for maintenance, and therefore a novel electronic whiteboard is needed to solve the problem.
Disclosure of Invention
The invention aims to solve the defects that in the prior art, an electronic whiteboard all-in-one machine terminal is complex in installation structure and is generally difficult to disassemble, so that the electronic whiteboard all-in-one machine terminal is inconvenient to disassemble quickly for maintenance when a fault occurs, and the electronic whiteboard all-in-one machine terminal convenient to maintain is provided.
In order to achieve the purpose, the invention adopts the following technical scheme:
an electronic whiteboard all-in-one machine terminal convenient to maintain comprises an electronic whiteboard body and a bracket, wherein two fixed plates are fixedly arranged at the top of the bracket, screw holes are formed in the two fixed plates, two pulleys are movably arranged on the inner wall of the bracket, second through holes are formed in the two pulleys, inserting rods are movably arranged in the two second through holes, connecting rods are fixedly arranged on the two inserting rods, the inserting rods are not fixedly connected with the pulleys and can freely slide in the second through holes on the pulleys, fixed blocks are fixedly arranged on the side surfaces of the two connecting rods, connecting blocks are arranged at the tops of the two fixed blocks, the fixed blocks are only contacted with the connecting blocks and are not connected with the connecting blocks, the same base is fixedly arranged on the two connecting blocks, a sliding seat is arranged on the inner wall of the base in a sliding manner, the electronic whiteboard body is fixedly arranged on the sliding seat, a rotating column, fixed mounting has the projecting apparatus on the rotary column, and the projecting apparatus cooperates with the electron whiteboard body, and fixed mounting has the backing plate on the rotary column, and the backing plate is in symmetrical position with the projecting apparatus, and the back of electron whiteboard body is equipped with the back lid, and electron whiteboard body accessible is opened the back lid promptly and is directly operated interior equipment.
Preferably, fixed mounting has two stoppers on the support, is equipped with same horizontal pole on two stoppers, fixed mounting has two gag lever posts on the support, and the horizontal pole cooperatees with two gag lever posts, and the horizontal pole can be blocked by two stoppers, also can place on two gag lever posts through removing.
Preferably, a first sliding groove is formed in the fixing block, a first through hole is formed in the connecting block, and the first sliding groove is matched with the first through hole.
Preferably, the both ends of sliding seat all fixed mounting have the dead lever, two dead levers respectively with two first through-holes, two first spout looks adaptations, the size of first through-hole and first spout is unanimous promptly.
Preferably, the top of the base is fixedly provided with one ends of a plurality of first springs, and the other ends of the plurality of first springs are fixedly arranged at the bottom of the sliding seat.
Preferably, the second spout has been seted up to the side of rotary column, and slidable mounting has the slider in the second spout, and the equal fixed mounting in bottom of slider has the one end of second spring, and the other end fixed mounting of second spring is in the bottom of second spout, and when the second spring was in under the natural state, elasticity can make the front end of slider be located outside the second spout.
Preferably, the top fixed mounting of whiteboard body has the fixing base, has seted up the third through-hole on the fixing base, and the rotary column rotates to be installed in the third through-hole, seted up three recess on the inner wall of fixing base, slider and three recess looks adaptation, the slider can imbed the recess just promptly.
Compared with the prior art, the invention has the beneficial effects that:
1. through setting up support isotructure for it is comparatively convenient when the whiteboard body is installed in scenes such as classroom, and the whiteboard body installs the back well, can lateral shifting, consequently when teaching, can change the position of whiteboard body as required
2. Through setting up dead lever isotructure for the whiteboard body is under the good condition of installation, and each structure can be used stably, and when the whiteboard body was pull down, each structure all can be easily pulled down, consequently conveniently dismantles and maintains.
3. Through setting up fixing base and slider isotructure for the projecting apparatus can enough be effectively fixed through slider embedding recess when using, and when needing to dismantle, can dismantle the projecting apparatus fast through rotating the rotary column.
In the invention, the fixing mode of each structure is simple, convenient and firm, so that the teaching quality is not influenced when the electronic whiteboard body is used and taught, and when the electronic whiteboard body needs to be maintained, each structure can be rapidly disassembled, thereby facilitating maintenance.
Drawings
Fig. 1 is a schematic structural diagram of an electronic whiteboard all-in-one machine terminal convenient to maintain according to the present invention;
fig. 2 is a schematic connection relationship diagram of structures such as a base in the terminal of the electronic whiteboard all-in-one machine convenient to maintain, which is provided by the invention;
fig. 3 is a schematic connection relationship diagram of structures such as pulleys in an electronic whiteboard all-in-one machine terminal convenient to maintain, provided by the invention;
fig. 4 is a schematic connection relationship diagram of structures such as a rotating column in an electronic whiteboard all-in-one machine terminal convenient to maintain, which is provided by the invention;
fig. 5 is a schematic view of an internal structure of a rotating column in an electronic whiteboard all-in-one machine terminal convenient to maintain, according to the present invention;
fig. 6 is a schematic perspective view of a fixing base in an electronic whiteboard all-in-one machine terminal convenient to maintain according to the present invention;
fig. 7 is a cross-sectional view of a fixing base in an electronic whiteboard all-in-one machine terminal convenient to maintain, which is provided by the invention.
In the figure: the electronic whiteboard comprises a support 1, a fixing plate 2, a screw hole 3, a pulley 4, an inserting rod 5, a connecting rod 6, a limiting block 7, a cross rod 8, a limiting rod 9, a fixing block 10, a first sliding groove 11, a base 12, a connecting block 13, a first through hole 14, a sliding seat 15, a fixing rod 16, a first spring 17, an electronic whiteboard body 18, a rotating column 19, a projector 20, a backing plate 21, a rear cover 22, a fixing seat 23, a second sliding groove 24, a sliding block 25, a second spring 26 and a groove 27.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Example one
Referring to fig. 1-7, an electronic whiteboard all-in-one terminal convenient for maintenance comprises an electronic whiteboard body 18 and a support 1, wherein two fixing plates 2 are fixedly installed at the top of the support 1, screw holes 3 are respectively formed on the two fixing plates 2, i.e. the support 1 can fix the support 1 by installing bolts in the screw holes 3, two pulleys 4 are movably installed on the inner wall of the support 1, second through holes are respectively formed on the two pulleys 4, insertion rods 5 are movably installed in the two second through holes, connecting rods 6 are fixedly installed on the two insertion rods 5, the insertion rods 5 are not fixedly connected with the pulleys 4, and can freely slide in the second through holes on the pulleys 4, when the two insertion rods 5 are respectively inserted into the two second through holes, the two connecting rods 6 can horizontally move by the sliding of the pulleys 4, so as to drive the electronic whiteboard body 18 to move, fixing blocks 10 are fixedly installed on the side surfaces of the two connecting rods 6, the top of two fixed blocks 10 all is equipped with connecting block 13, fixed block 10 only contacts with connecting block 13 and does not connect with, common fixed mounting has same base 12 on two connecting blocks 13, slidable mounting has sliding seat 15 on the inner wall of base 12, electronic whiteboard body 18 fixed mounting is on sliding seat 15, the top of electronic whiteboard body 18 is rotated and is installed rotary column 19, fixed mounting has projecting apparatus 20 on the rotary column 19, projecting apparatus 20 cooperatees with electronic whiteboard body 18, and fixed mounting has backing plate 21 on the rotary column 19, backing plate 21 is in symmetrical position with projecting apparatus 20, electronic whiteboard body 18's the back is equipped with back lid 22, electronic whiteboard body 18 accessible is opened back lid 22 and is directly operated interior equipment promptly.
According to the invention, two limiting blocks 7 are fixedly arranged on a support 1, the same transverse rod 8 is arranged on the two limiting blocks 7, two limiting rods 9 are fixedly arranged on the support 1, the transverse rod 8 is matched with the two limiting rods 9, the transverse rod 8 can be clamped by the two limiting blocks 7 and can also be placed on the two limiting rods 9 through movement, after the inserting rod 5 is inserted into the second through hole in the pulley 4, the connecting rod 6 is not fixed, the transverse rod 8 is moved to the limiting blocks 7 at the moment, the connecting rod 6 can be blocked by the transverse rod 8, the connecting rod 6 is fixed and cannot fall off, when the connecting rod 6 needs to be disassembled, the transverse rod 8 is moved to the limiting rod 9 above, and the connecting rod 6 is not limited by the transverse rod 8 and can be disassembled.
In the invention, a first sliding chute 11 is arranged on the fixed block 10, a first through hole 14 is arranged on the connecting block 13, and the first sliding chute 11 is matched with the first through hole 14.
In the invention, the two ends of the sliding seat 15 are fixedly provided with the fixing rods 16, the two fixing rods 16 are respectively matched with the two first through holes 14 and the two first sliding grooves 11, namely the first through holes 14 and the first sliding grooves 11 are consistent in size, when the electronic whiteboard body 18 is placed on the sliding seat 15, the sliding seat 15 slides downwards under the action of gravity, so that the first springs 17 are pressed, meanwhile, the fixing rods 16 move downwards and are embedded into the first through holes 14 and the first sliding grooves 11, at the moment, the base 12, the sliding seat 15 and the two fixing blocks 10 are fixed together by the fixing rods 16, all the structures are connected into a whole, and can slide below the bracket 1 at the same time.
In the present invention, one end of the plurality of first springs 17 is fixedly installed on the top of the base 12, and the other end of the plurality of first springs 17 is fixedly installed on the bottom of the sliding seat 15.
In the invention, the side surface of the rotary column 19 is provided with a second sliding chute 24, a sliding block 25 is arranged in the second sliding chute 24 in a sliding manner, one end of a second spring 26 is fixedly arranged at the bottom of each sliding block 25, the other end of the second spring 26 is fixedly arranged at the bottom of the second sliding chute 24, and when the second spring 26 is in a natural state, the front end of the sliding block 25 is positioned outside the second sliding chute 24 due to the elastic force.
In the invention, the fixed seat 23 is fixedly installed at the top of the electronic whiteboard body 18, the fixed seat 23 is provided with a third through hole, the rotary column 19 is rotatably installed in the third through hole, the inner wall of the fixed seat 23 is provided with three grooves 27, the sliding block 25 is matched with the three grooves 27, namely, the sliding block 25 can be just embedded into the grooves 27, when the rotary column 19 rotates, the sliding block 25 is obstructed by the inner wall of the fixed seat 23, therefore, the sliding block 25 can be extruded into the second sliding groove 24, when the sliding block 25 passes through the grooves 27, the sliding block 25 can be embedded into the grooves 27, and after the sliding block 25 is embedded into the grooves 27, the sliding block 25 can be separated from the rotary column 19 by.
Example two
Referring to fig. 1-7, an electronic whiteboard all-in-one terminal convenient for maintenance comprises an electronic whiteboard body 18 and a support 1, wherein two fixing plates 2 are fixedly installed at the top of the support 1, screw holes 3 are respectively formed on the two fixing plates 2, i.e. the support 1 can fix the support 1 by installing bolts in the screw holes 3, two pulleys 4 are movably installed on the inner wall of the support 1, second through holes are respectively formed on the two pulleys 4, insertion rods 5 are movably installed in the two second through holes, connecting rods 6 are fixedly installed on the two insertion rods 5, the insertion rods 5 are not fixedly connected with the pulleys 4, and can freely slide in the second through holes on the pulleys 4, when the two insertion rods 5 are respectively inserted into the two second through holes, the two connecting rods 6 can horizontally move by the sliding of the pulleys 4, so as to drive the electronic whiteboard body 18 to move, fixing blocks 10 are fixedly installed on the side surfaces of the two connecting rods 6, the top of the two fixed blocks 10 is provided with a connecting block 13, the fixed blocks 10 are only contacted with the connecting block 13 but not connected, the two connecting blocks 13 are jointly and fixedly provided with a same base 12, the inner wall of the base 12 is provided with a sliding seat 15 in a sliding way, the electronic whiteboard body 18 is fixedly arranged on the sliding seat 15, the top of the electronic whiteboard body 18 is rotatably provided with a rotary column 19, the rotary column 19 is fixedly provided with a projector 20, the projector 20 is matched with the electronic whiteboard body 18, the rotary column 19 is fixedly provided with a backing plate 21, the backing plate 21 and the projector 20 are in a symmetrical position, the back of the electronic whiteboard body 18 is provided with a back cover 22, namely, the electronic whiteboard body 18 can directly operate internal equipment by opening the back cover 22, when the electronic whiteboard body 18 needs to be maintained, the rotary column 19 can be rotated to enable the front of the backing plate 21 and the electronic whiteboard body, at this time, the electronic whiteboard body 18 is supported by the backing plate 21, so that the front surface of the electronic whiteboard body 18 cannot rub against the ground, and the electronic whiteboard body 18 is convenient to maintain.
According to the invention, two limiting blocks 7 are fixedly arranged on a support 1, the same transverse rod 8 is arranged on the two limiting blocks 7, two limiting rods 9 are fixedly arranged on the support 1, the transverse rod 8 is matched with the two limiting rods 9, the transverse rod 8 can be clamped by the two limiting blocks 7 and can also be placed on the two limiting rods 9 through movement, after the inserting rod 5 is inserted into the second through hole in the pulley 4, the connecting rod 6 is not fixed, the transverse rod 8 is moved to the limiting blocks 7 at the moment, the connecting rod 6 can be blocked by the transverse rod 8, the connecting rod 6 is fixed and cannot fall off, when the connecting rod 6 needs to be disassembled, the transverse rod 8 is moved to the limiting rod 9 above, and the connecting rod 6 is not limited by the transverse rod 8 and can be disassembled.
In the invention, a first sliding chute 11 is arranged on the fixed block 10, a first through hole 14 is arranged on the connecting block 13, and the first sliding chute 11 is matched with the first through hole 14.
In the invention, the two ends of the sliding seat 15 are fixedly provided with the fixing rods 16, the two fixing rods 16 are respectively matched with the two first through holes 14 and the two first sliding grooves 11, namely the first through holes 14 and the first sliding grooves 11 are consistent in size, when the electronic whiteboard body 18 is placed on the sliding seat 15, the sliding seat 15 slides downwards under the action of gravity, so that the first springs 17 are pressed, meanwhile, the fixing rods 16 move downwards and are embedded into the first through holes 14 and the first sliding grooves 11, at the moment, the base 12, the sliding seat 15 and the two fixing blocks 10 are fixed together by the fixing rods 16, all the structures are connected into a whole, and can slide below the bracket 1 at the same time.
In the present invention, one end of the plurality of first springs 17 is fixedly installed on the top of the base 12, and the other end of the plurality of first springs 17 is fixedly installed on the bottom of the sliding seat 15.
In the invention, the side surface of the rotary column 19 is provided with a second sliding chute 24, a sliding block 25 is arranged in the second sliding chute 24 in a sliding manner, one end of a second spring 26 is fixedly arranged at the bottom of each sliding block 25, the other end of the second spring 26 is fixedly arranged at the bottom of the second sliding chute 24, and when the second spring 26 is in a natural state, the front end of the sliding block 25 is positioned outside the second sliding chute 24 due to the elastic force.
In the invention, the fixed seat 23 is fixedly arranged at the top of the electronic whiteboard body 18, the fixed seat 23 is provided with a third through hole, the rotary column 19 is rotatably arranged in the third through hole, the inner wall of the fixed seat 23 is provided with three grooves 27, the slide block 25 is matched with the three grooves 27, namely the slide block 25 can be just embedded into the grooves 27, when the rotary column 19 rotates, the slide block 25 is obstructed by the inner wall of the fixed seat 23, therefore, the slide block 25 can be extruded into the second sliding chute 24, when the slide block 25 passes through the grooves 27, the slide block 25 can be embedded into the grooves 27, after the slide block 25 is embedded into the grooves 27, the rotary column 19 can be separated by rotating the rotary column 19 with larger force, therefore, when the slide block 25 is embedded into the grooves 27, the rotary column 19 is simply fixed, the rotary column cannot be easily rotated and shaken, and meanwhile, the projector 20 is also fixed, in the invention, the material, the size, in order to maximize the usage effect, the figures only show the connection relationship of the functions of the structures.
In the invention, when the electronic whiteboard body 18 or other structures need to be disassembled for maintenance, the cross rod 8 is lifted, the cross rod 8 originally above the limiting block 7 is placed above the limiting rod 9, at the moment, the connecting rod 6 is not limited by the cross rod 8, the connecting rod 6 can be disassembled, when the electronic whiteboard body 18 needs to be disassembled, the electronic whiteboard body 18 can be directly disassembled from the sliding seat 15 by lifting the electronic whiteboard body 18, after the electronic whiteboard body 18 is disassembled, the sliding seat 15 is not subjected to gravity any more, therefore, the first spring 17 drives the sliding seat 15 to slide upwards and reset, the two fixing rods 16 are also lifted, the fixing rods 16 are separated from the first sliding chute 11 and the first through hole 14, at the moment, the sliding seat 15, the base 12 and the sliding seat 15 are separated from each other, and the base 12 and the sliding seat 15 can be directly disassembled, when the electronic whiteboard body 18 is maintained, the rotating column 19 rotates by about ninety degrees, the pad 21 and the projector 20 are exchanged in position, in which the pad 21 and the front surface of the electronic whiteboard body 18 are on the same side, the pad 21 is placed on the ground, the pad 21 supports the electronic whiteboard body 18, so that the screen on the front surface of the electronic whiteboard body 18 does not contact the ground, the screen can be protected, and the inside of the electronic whiteboard body 18 can be repaired by opening the rear cover 22, in the process, the rotating column 19 is rotated to make the sliding block 25 slide on the inner wall of the fixed seat 23, the sliding block 25 is pressed by the inner wall of the fixed seat 23 and locked into the second sliding groove 24, when the slide 25 passes the groove 27, it will engage the groove 27, and the rotary post 19 is fixed, and when it is necessary to continue rotating the rotary post 19, a slightly greater force is required to rotate the rotary post 19, so that the rotary post 19 can be fixed by the slide 25 being fitted into the groove 27, when the rotary column 19 needs to be disassembled, the rotary column 19 can be taken down by rotating the sliding block 25 to the opening of the fixed seat 23.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (5)
1. The electronic whiteboard all-in-one machine terminal convenient to maintain comprises an electronic whiteboard body (18) and a support (1), wherein two fixing plates (2) are fixedly installed at the top of the support (1), screw holes (3) are formed in the two fixing plates (2), the electronic whiteboard all-in-one machine terminal is characterized in that two pulleys (4) are movably installed on the inner wall of the support (1), second through holes are formed in the two pulleys (4), inserting rods (5) are movably installed in the two second through holes, connecting rods (6) are fixedly installed on the two inserting rods (5), fixing blocks (10) are fixedly installed on the side faces of the two connecting rods (6), connecting blocks (13) are arranged at the tops of the two fixing blocks (10), the same base (12) is fixedly installed on the two connecting blocks (13) jointly, and sliding seats (15) are slidably installed on the inner wall of the base (12), the electronic whiteboard comprises an electronic whiteboard body (18) and a sliding seat (15), wherein the top of the electronic whiteboard body (18) is rotatably provided with a rotating column (19), the rotating column (19) is fixedly provided with a projector (20), the projector (20) is matched with the electronic whiteboard body (18), the rotating column (19) is fixedly provided with a backing plate (21), and the back of the electronic whiteboard body (18) is provided with a rear cover (22); a second sliding groove (24) is formed in the side face of the rotating column (19), sliding blocks (25) are installed in the second sliding groove (24) in a sliding mode, one end of a second spring (26) is fixedly installed at the bottoms of the sliding blocks (25), and the other end of the second spring (26) is fixedly installed at the bottom of the second sliding groove (24); the top fixed mounting of whiteboard body (18) has fixing base (23), has seted up the third through-hole on fixing base (23), and rotary column (19) rotate to be installed in the third through-hole, three recess (27) have been seted up on the inner wall of fixing base (23), slider (25) and three recess (27) looks adaptation.
2. The electronic whiteboard all-in-one machine terminal convenient to maintain as claimed in claim 1, wherein two limiting blocks (7) are fixedly mounted on the support (1), the same cross rod (8) is arranged on the two limiting blocks (7), two limiting rods (9) are fixedly mounted on the support (1), and the cross rod (8) is matched with the two limiting rods (9).
3. The electronic whiteboard all-in-one machine terminal convenient to maintain as claimed in claim 1, wherein a first sliding groove (11) is formed in the fixing block (10), a first through hole (14) is formed in the connecting block (13), and the first sliding groove (11) is matched with the first through hole (14).
4. The electronic whiteboard all-in-one machine terminal convenient to maintain as claimed in claim 1, wherein fixing rods (16) are fixedly installed at both ends of the sliding seat (15), and the two fixing rods (16) are respectively matched with the two first through holes (14) and the two first sliding grooves (11).
5. The easy-to-maintain electronic whiteboard all-in-one machine terminal as claimed in claim 1, wherein one end of the plurality of first springs (17) is fixedly installed at the top of the base (12), and the other end of the plurality of first springs (17) is fixedly installed at the bottom of the sliding seat (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010323262.7A CN111486319B (en) | 2020-04-22 | 2020-04-22 | Electronic whiteboard all-in-one machine terminal convenient to maintain |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010323262.7A CN111486319B (en) | 2020-04-22 | 2020-04-22 | Electronic whiteboard all-in-one machine terminal convenient to maintain |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111486319A CN111486319A (en) | 2020-08-04 |
| CN111486319B true CN111486319B (en) | 2021-07-06 |
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ID=71795046
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010323262.7A Expired - Fee Related CN111486319B (en) | 2020-04-22 | 2020-04-22 | Electronic whiteboard all-in-one machine terminal convenient to maintain |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111486319B (en) |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201526792U (en) * | 2009-11-17 | 2010-07-14 | 赵林福 | Movable bracket of wall mounting type integrated type multi-media equipment |
| US9398809B2 (en) * | 2014-06-19 | 2016-07-26 | George Ross | Interactive mobile whiteboard panel system |
| CN207049536U (en) * | 2017-07-06 | 2018-02-27 | 上海和东科技有限公司 | A kind of lift interactive projection device |
| CN210153438U (en) * | 2019-04-25 | 2020-03-17 | 陕西理工大学 | Information technology teaching equipment |
| CN210039162U (en) * | 2019-05-27 | 2020-02-07 | 湖南汽车工程职业学院 | Computer network teaching demonstration device |
-
2020
- 2020-04-22 CN CN202010323262.7A patent/CN111486319B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN111486319A (en) | 2020-08-04 |
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