CN112829496A - Intelligent foreign language teaching board - Google Patents
Intelligent foreign language teaching board Download PDFInfo
- Publication number
- CN112829496A CN112829496A CN202110169171.7A CN202110169171A CN112829496A CN 112829496 A CN112829496 A CN 112829496A CN 202110169171 A CN202110169171 A CN 202110169171A CN 112829496 A CN112829496 A CN 112829496A
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- Prior art keywords
- blackboard
- fixing
- sliding
- rod
- foreign language
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
- B43L1/00—Repeatedly-usable boards or tablets for writing or drawing
- B43L1/04—Blackboards
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B97/00—Furniture or accessories for furniture, not provided for in other groups of this subclass
- A47B97/04—Easels or stands for blackboards or the like
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
- B43L21/00—Blackboard or slate cleaning devices
- B43L21/02—Blackboard or slate cleaning devices with means for absorbing the chalk dust
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
- B43L21/00—Blackboard or slate cleaning devices
- B43L21/04—Wiper holders
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- Drawing Aids And Blackboards (AREA)
Abstract
The invention relates to a teaching board, in particular to an intelligent foreign language teaching board. The technical problems of the invention are as follows: the intelligent foreign language teaching board can be convenient for students to record teaching contents and teachers to collect chalk dust. The technical implementation scheme of the invention is as follows: an intelligent foreign language teaching board comprises mounting frames and a first blackboard, wherein one side of the first blackboard is connected with at least two mounting frames; the bolt is arranged on the mounting frame. According to the chalk dust collecting device, due to the arrangement of the first blackboard and the second blackboard, when the second blackboard is full of teaching contents, a teacher can write the teaching contents on the first blackboard without erasing the teaching contents on the second blackboard, so that the recording of students is facilitated, and the chalk dust collected by the teacher can be conveniently collected by the cooperation of the pushing mechanism and the collecting mechanism.
Description
Technical Field
The invention relates to a teaching board, in particular to an intelligent foreign language teaching board.
Background
The teaching board is a common teaching aid, generally places in the classroom for write teaching content, supply students to watch, the teaching board that uses at present generally is installed on the wall, and the size is limited moreover, write full teaching content after, need wipe the teaching content on the teaching board and just can continue to write, some students probably do not get off teaching content record, cause certain influence to the student, and the chalk dust can directly fall to the ground, inconvenient collection moreover.
A teaching board which can facilitate students to record teaching contents and teachers to collect chalk dust is designed to solve the existing problems.
Disclosure of Invention
In order to overcome the defects that some students may not record the teaching contents, certain influence is caused on the students, and chalk dust can directly fall to the ground and is inconvenient to collect, the invention has the technical problems that: the intelligent foreign language teaching board can be convenient for students to record teaching contents and teachers to collect chalk dust.
The technical implementation scheme of the invention is as follows: an intelligent foreign language teaching board comprises mounting frames and a first blackboard, wherein one side of the first blackboard is connected with at least two mounting frames; the mounting frame is provided with a bolt; the lower side of one mounting rack is connected with the placing rack; the sliding mechanism is mounted on one side of the first blackboard; stabilizing mean, stabilizing mean is all installed to the both sides of first blackboard.
Further, the sliding mechanism comprises a first fixing sleeve, and at least two first fixing sleeves are connected to one side of the first blackboard; the electric push rod is arranged between the first fixing sleeves; the telescopic rod of the electric push rod is connected with the connecting rod; the connecting rod is connected with a second blackboard; the first contact switch is arranged on one side of the first blackboard; and a second contact switch is arranged on one side, close to the first contact switch, of the first blackboard.
Further, the stabilizing mechanism comprises a second fixing sleeve, and the two sides of the first blackboard are both connected with the second fixing sleeve; the first sliding rods are arranged in the second fixing sleeves in a sliding manner; the outer ends of the first sliding rods are connected with first fixing pins; the first sliding rod is sleeved with a first spring, and two ends of the first spring are respectively connected with the second fixed sleeve and the first fixed pin; the inner ends of the first sliding rods are connected with clamping blocks, and the clamping blocks penetrate through the first blackboard in a sliding mode.
Further, the ash removing device comprises an ash removing mechanism, the ash removing mechanism comprises an ash brushing plate, and the ash brushing plate is arranged in the placing rack; the ash brushing plate is connected with a second fixing pin, and the second fixing pin is matched with the placing rack in a sliding manner; the lower end of the second fixing pin is connected with the sliding sleeve; the lower side of the placing frame is connected with a fixed seat; the fixed rod is connected to the fixed seat and is in sliding fit with the sliding sleeve; and the fixed rod is sleeved with a second spring, and two ends of the second spring are respectively connected with the sliding sleeve and the fixed seat.
Further, the ash brushing plate further comprises a pushing mechanism, wherein the pushing mechanism comprises a first wedge-shaped block, and one side of the ash brushing plate is connected with the first wedge-shaped block; the fixing frame is connected to one side of the top of the placing frame; the lower side of the fixed frame is connected with at least two first telescopic rods; the baffle is connected between the first telescopic rods and is in sliding fit with the placing frame; the first telescopic rod is sleeved with a first spring, and two ends of the first spring are connected with the fixing frame and the baffle respectively; one side of the baffle is connected with a second wedge block; the supporting plate is connected to the lower side of the placing frame and is in contact with the second wedge-shaped block.
Further, the collecting device also comprises a collecting mechanism, wherein the collecting mechanism comprises a connecting plate, and the lower side of the baffle is connected with the connecting plate; the lower side of the placing frame is connected with a third fixing sleeve; the second sliding rod is arranged in the third fixing sleeve in a sliding manner; the second sliding rod is connected with a second wedge block, and the second wedge block is in contact with the connecting plate; the lower side of the third wedge block is detachably connected with a collecting box; the mounting plate is connected to the lower side of the placing frame; the third wedge block is connected with a third slide bar, and the slide bar is in sliding fit with the plate; and a fourth spring is arranged between the mounting plate and the sliding rod.
The blackboard comprises a first blackboard and a second blackboard, wherein the first blackboard is arranged on the upper portion of the first blackboard; the servo motor is arranged on the supporting frame; the right part of one mounting rack is provided with a bearing seat; the rotating shaft is connected in the bearing seat and fixedly connected with an output shaft of the servo motor; the rotating plate is connected to the rotating shaft; the photosensitive sensor is installed on one side of the first blackboard.
Further, still including the control box, one side middle part of first blackboard is connected with the control box, install switching power supply, control module and power module in the control box, switching power supply is the power supply of whole device, switching power supply's output and power module pass through electric connection, there is the power master switch through the line connection on the power module, control module and power module pass through electric connection, last DS1302 clock circuit and the 24C02 circuit of being connected with of control module, first contact switch, second contact switch and photosensitive sensor all pass through electric connection with control module, electric putter and servo motor all pass through peripheral circuit with control module and are connected.
The invention has the following advantages:
1. according to the invention, through the arrangement of the first blackboard and the second blackboard, when the second blackboard is full of teaching contents, a teacher can write the teaching contents on the first blackboard without erasing the teaching contents on the second blackboard, so that the student can record conveniently.
2. The chalk dust removing device can facilitate a teacher to clean chalk dust in the placing rack through the dust removing mechanism.
3. The chalk dust collecting device can facilitate chalk dust collected by teachers through the matching of the pushing mechanism and the collecting mechanism.
4. The invention can prevent dust and other impurities from falling into the gap between the first blackboard and the second blackboard through the dustproof mechanism.
Drawings
Fig. 1 is a schematic perspective view of a first perspective structure according to the present invention.
Fig. 2 is a perspective view of a second perspective structure according to the present invention.
Fig. 3 is a perspective view of a third perspective structure according to the present invention.
Fig. 4 is a schematic perspective view of the sliding mechanism of the present invention.
Fig. 5 is a perspective view of a first portion of the stabilizing mechanism of the present invention.
Fig. 6 is a perspective view of a second portion of the stabilizing mechanism of the present invention.
FIG. 7 is a perspective view of the ash removing mechanism of the present invention.
Fig. 8 is a perspective view of a first part of the pushing mechanism of the present invention.
Fig. 9 is a perspective view of a second part of the pushing mechanism of the present invention.
Fig. 10 is a perspective view of a third part of the pushing mechanism of the present invention.
Fig. 11 is a perspective view of a first portion of the collection mechanism of the present invention.
Fig. 12 is a perspective view of a second portion of the collection mechanism of the present invention.
Fig. 13 is a schematic perspective view of the dustproof mechanism of the present invention.
FIG. 14 is a circuit block diagram of the present invention.
Fig. 15 is a schematic circuit diagram of the present invention.
In the above drawings: 1: mounting frame, 2: bolt, 3: first blackboard, 4: rack, 5: control box, 6: sliding mechanism, 61: first fixing sleeve, 62: electric putter, 63: connecting rod, 64: second blackboard, 65: first contact switch, 66: second contact switch, 7: stabilizing mechanism, 71: second fixing sleeve, 72: first slide bar, 73: first fixing pin, 74: first spring, 75: a latch, 8: ash removal mechanism, 81: brushing board, 82: sliding sleeve, 83: second fixing pin, 84: fixing base, 85: fixing rod, 86: second spring, 9: pushing mechanism, 91: first wedge block, 92: mount, 93: first telescopic rod, 94: baffle, 95: third spring, 96: second wedge block, 97: support plate, 10: collection mechanism, 101: connection plate, 102: third fixing sleeve, 103: second slide bar, 104: third wedge, 105: collection box, 106: mounting plate, 107: third slide bar, 108: fourth spring, 11: dust-proof mechanism, 111: support, 112: servo motor, 113: bearing seat, 114: rotating shaft, 115: rotating plate, 116: a light-sensitive sensor.
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.
Example 1
The utility model provides an intelligence foreign language teaching board, as shown in figure 1, figure 2, figure 3, figure 4, figure 5 and figure 6, including mounting bracket 1, bolt 2, first blackboard 3, rack 4, slide mechanism 6 and stabilizing mean 7, the upper and lower both sides of 3 rear sides of first blackboard all are connected with mounting bracket 1, the left part and the right part of two mounting brackets 1 all are equipped with bolt 2, the 1 bottom of mounting bracket of below is connected with rack 4, slide mechanism 6 is installed in 3 left sides of first blackboard, stabilizing mean 7 is all installed to 3 left and right sides of first blackboard.
The stabilizing mechanism 7 comprises a second fixing sleeve 71, first sliding rods 72, first fixing pins 73, first springs 74 and fixture blocks 75, the left side and the right side of the upper portion of the first blackboard 3 are connected with the second fixing sleeve 71, the first sliding rods 72 are arranged in the two second fixing sleeves 71 in a sliding mode, the outer ends of the first sliding rods 72 are connected with the first fixing pins 73, the two first sliding rods 72 are sleeved with the first springs 74, two ends of each first spring 74 are connected with the second fixing sleeves 71 and the first fixing pins 73 respectively, the inner ends of the first sliding rods 72 are connected with the fixture blocks 75, and the fixture blocks 75 penetrate through the first blackboard 3 in a sliding mode.
Fix mounting bracket 1 on the wall through bolt 2, first spring 74 is in tensile state, and then fixture block 75 cliies second blackboard 64, make the more stability of second blackboard 64, the mr presses the power master switch, with whole device power-on, the mr can write teaching content on second blackboard 64, supply the student to watch, when second blackboard 64 is full of teaching content, the mr presses first contact switch 65, first contact switch 65 signals, control module received signal back control electric putter 62 extends 10 seconds, electric putter 62 drives connecting rod 63 rebound, connecting rod 63 drives second blackboard 64 rebound, after 10 seconds, control module control electric putter 62 closes, the mr can write teaching content on first blackboard 3, need not wipe teaching content on the second blackboard 64, make things convenient for student's record. When not needing to use this device, the teacher wipes the teaching content on the first blackboard 3, then press second contact switch 66, second contact switch 66 signals, control electric putter 62 shortens 10 seconds behind the control module received signal, electric putter 62 drives second blackboard 64 downstream, 10 seconds back, control module control electric putter 62 closes, the teacher wipes the teaching content on the second blackboard 64 again, the chalk dust falls in rack 4, then press the power master switch once more, cut off the power supply with whole device.
Example 2
On the basis of embodiment 1, as shown in fig. 1, fig. 2, fig. 3, fig. 7, fig. 8, fig. 9, fig. 10, fig. 11, fig. 12 and fig. 13, the ash removing device 8 further includes an ash removing mechanism 8, the ash removing mechanism 8 includes an ash brushing plate 81, a sliding sleeve 82, a second fixing pin 83, a fixing seat 84, a fixing rod 85 and a second spring 86, the ash brushing plate 81 is disposed in the rack 4, the second fixing pin 83 is connected to the front portion of the ash brushing plate 81, the second fixing pin 83 is slidably fitted to the rack 4, the sliding sleeve 82 is connected to the bottom end of the second fixing pin 83, the fixing seat 84 is connected to the right side of the bottom of the rack 4, the fixing seat 84 is connected to the fixing rod 85, the fixing rod 85 is slidably fitted to the sliding sleeve 82, the second spring 86 is sleeved on the fixing rod 85, and both ends of.
Still including pushing mechanism 9, pushing mechanism 9 is including first wedge 91, mount 92, first telescopic link 93, baffle 94, third spring 95, second wedge 96 and backup pad 97, the brush grey board 81 rear side is connected with first wedge 91, 4 top right sides of rack are connected with mount 92, mount 92 bottom is connected with two first telescopic links 93, be connected with baffle 94 between two first telescopic link 93 bottoms, baffle 94 and 4 slidingtype cooperations of rack, it has third spring 95 all to overlap on two first telescopic links 93, the both ends of third spring 95 are connected with mount 92 and baffle 94 respectively, baffle 94 left side rear portion is connected with second wedge 96, 4 bottom right sides of rack are connected with backup pad 97, backup pad 97 and the contact of second wedge 96.
The teacher can push the dust brushing plate 81 rightwards, the dust brushing plate 81 pushes chalk dust in the placing rack 4, the dust brushing plate 81 drives the sliding sleeve 82 and the second fixing pin 83 to move rightwards, the second spring 86 is compressed, the dust brushing plate 81 drives the first wedge-shaped block 91 to move rightwards, when the first wedge-shaped block 91 moves rightwards and touches the second wedge-shaped block 96, the first wedge-shaped block 91 pushes the second wedge-shaped block 96 to move upwards, the second wedge-shaped block 96 drives the baffle 94 to move upwards, the third spring 95 is compressed, the first telescopic rod 93 is shortened, the baffle 94 opens the placing rack 4, the chalk dust in the placing rack 4 falls downwards, the chalk dust in the placing rack 4 is cleaned, the teacher releases the dust brushing plate 81, under the action of the second spring 86, the sliding sleeve 82 moves leftwards, the dust brushing plate 81 and the first wedge-shaped block 91 move leftwards, the first wedge-shaped block 91 and the second wedge-shaped block 96 do not contact, under the action of the third spring 95, the shutter 94 moves downward to close the rack 4, and the first telescopic rod 93 extends.
The collecting mechanism 10 comprises a connecting plate 101, a third fixing sleeve 102, a second slide bar 103, a third wedge-shaped block 104, a collecting box 105, a mounting plate 106, a third slide bar 107 and a fourth spring 108, the bottom of the baffle 94 is connected with the connecting plate 101, the right side of the bottom of the placing rack 4 is connected with the third fixing sleeve 102 and the mounting plate 106, the mounting plate 106 is located on the rear side of the third fixing sleeve 102, the second slide bar 103 is arranged in the third fixing sleeve 102 in a sliding manner, the left end of the second slide bar 103 is connected with the third wedge-shaped block 104, the third wedge-shaped block 104 is in contact with the connecting plate 101, the bottom of the third wedge-shaped block 104 is detachably connected with the collecting box 105, the rear portion of the third wedge-shaped block 104 is connected with the third slide bar 107, the third slide bar 107 is in sliding fit with the.
Initially, the fourth spring 108 is in a stretched state, when the baffle 94 moves upward, the baffle 94 drives the connecting plate 101 to move upward, the connecting plate 101 no longer blocks the third wedge 104, under the action of the fourth spring 108, the third slide bar 107 moves leftwards, the third slide bar 107 drives the third wedge-shaped block 104 and the collection box 105 to move leftwards, the chalk dust in the placing rack 4 falls into the collection box 105, so that the chalk dust is convenient for a teacher to collect, when the baffle 94 moves downwards, the baffle 94 drives the connecting plate 101 to move downwards, the connecting plate 101 pushes the third wedge 104 to move rightwards, the third wedge 104 drives the third slide bar 107 to move rightwards, the fourth spring 108 is stretched, the third slide bar 107 drives the collecting box 105 to move rightwards, when the collecting box 105 is filled with chalk dust, a teacher can detach the collecting box 105, the chalk dust in the collection box 105 is then cleaned and the collection box 105 is returned to the third wedge 104.
Still including dustproof mechanism 11, dustproof mechanism 11 is including support frame 111, servo motor 112, bearing frame 113, pivot 114, rotor plate 115 and photosensitive sensor 116, first blackboard 3 right side upper portion is connected with support frame 111, install servo motor 112 on the support frame 111, bearing frame 113 is installed to the mounting bracket 1 right part of top, there is pivot 114 through interference connection in the bearing frame 113, pivot 114 front end and servo motor 112's output shaft, be connected with rotor plate 115 in the pivot 114, photosensitive sensor 116 is installed on the upper right portion of first blackboard 3 front side.
After the device is powered on, the control module controls the photosensitive sensor 116 to work, when the device is used, a teacher turns on the lamp, the illumination value detected by the photosensitive sensor 116 is larger than a rated value in the control module, the photosensitive sensor 116 sends out a signal, the control module receives the signal and then controls the servo motor 112 to rotate clockwise for 10 seconds, the servo motor 112 drives the rotating shaft 114 to rotate clockwise, the rotating shaft 114 drives the rotating plate 115 to rotate clockwise, the rotating plate 115 is turned on, after 10 seconds, the control module controls the servo motor 112 to turn off, when the device is not needed, the teacher turns off the lamp, the illumination value detected by the photosensitive sensor 116 is smaller than the rated value in the control module, the photosensitive sensor 116 sends out a signal, the control module receives the signal and then controls the servo motor 112 to rotate anticlockwise for 10 seconds, the servo motor 112 drives the rotating plate 115 to rotate anticlockwise, the rotating plate 115 is, the control module controls the servo motor 112 to be turned off, and the rotating plate 115 can block dust and other impurities to prevent the dust and other impurities from falling into the gap between the first blackboard 3 and the second blackboard 64.
As shown in fig. 1, fig. 14 and fig. 15, the blackboard further comprises a control box 5, the control box 5 is connected to the middle part of the right side of the first blackboard 3, a switching power supply is installed in the control box 5, the control module and a power module are powered by the switching power supply, the output end of the switching power supply is electrically connected with the power module, the power module is connected with a power master switch through a circuit, the control module is electrically connected with the power module, the control module is connected with a DS1302 clock circuit and a 24C02 circuit, the first contact switch 65, the second contact switch 66 and the photosensitive sensor 116 are electrically connected with the control module, and the electric push rod 62 and the servo motor 112 are connected with the control module through peripheral circuits.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.
Claims (8)
1. An intelligent foreign language teaching board is characterized by comprising:
the blackboard comprises mounting frames (1) and a first blackboard (3), wherein one side of the first blackboard (3) is connected with at least two mounting frames (1);
the bolt (2) is arranged on the mounting rack (1);
the lower side of one mounting rack (1) is connected with the placing rack (4);
the sliding mechanism (6) is installed on one side of the first blackboard (3);
stabilizing mean (7), stabilizing mean (7) are all installed to the both sides of first blackboard (3).
2. An intelligent foreign language teaching board according to claim 1, wherein the sliding mechanism (6) comprises:
one side of the first blackboard (3) is connected with at least two first fixing sleeves (61);
the electric push rod (62) is installed between the first fixing sleeves (61);
the connecting rod (63) is connected to the telescopic rod of the electric push rod (62);
the connecting rod (63) is connected with a second blackboard (64);
a first contact switch (65), wherein one side of the first blackboard (3) is provided with the first contact switch (65);
and a second contact switch (66), wherein the second contact switch (66) is arranged on one side of the first blackboard (3) close to the first contact switch (65).
3. An intelligent foreign language teaching board according to claim 2, characterized in that the stabilizing mechanism (7) comprises:
the two sides of the first blackboard (3) are connected with second fixed sleeves (71);
the first sliding rods (72) are arranged in the second fixing sleeves (71) in a sliding manner;
the outer ends of the first sliding rods (72) are connected with first fixing pins (73);
the first spring (74) is sleeved on each first sliding rod (72), and two ends of each first spring (74) are respectively connected with the second fixing sleeve (71) and the first fixing pin (73);
the inner ends of the first sliding rods (72) are connected with the clamping blocks (75), and the clamping blocks (75) penetrate through the first blackboard (3) in a sliding mode.
4. An intelligent foreign language teaching board according to claim 3, further comprising an ash removing mechanism (8), the ash removing mechanism (8) comprising:
the ash brushing plate (81) is arranged in the placing rack (4);
the second fixing pin (83) is connected to the ash brushing plate (81), and the second fixing pin (83) is in sliding fit with the placing frame (4);
the lower end of the second fixing pin (83) is connected with the sliding sleeve (82);
the lower side of the placing frame (4) is connected with a fixed seat (84);
the fixing seat (84) is connected with a fixing rod (85), and the fixing rod (85) is in sliding fit with the sliding sleeve (82);
the fixing rod (85) is sleeved with a second spring (86), and two ends of the second spring (86) are respectively connected with the sliding sleeve (82) and the fixing seat (84).
5. An intelligent foreign language teaching board according to claim 4, further comprising a pushing mechanism (9), the pushing mechanism (9) comprising:
one side of the ash brushing plate (81) is connected with the first wedge-shaped block (91);
a fixing frame (92), wherein one side of the top of the placing rack (4) is connected with the fixing frame (92);
the lower side of the fixed frame (92) is connected with at least two first telescopic rods (93);
the baffle (94) is connected between the first telescopic rods (93), and the baffle (94) is in sliding fit with the placing frame (4);
the first telescopic rod (93) is sleeved with a third spring (95), and two ends of the third spring (95) are respectively connected with the fixing frame (92) and the baffle (94);
the second wedge block (96) is connected to one side of the baffle (94);
the lower side of the placing rack (4) is connected with a supporting plate (97), and the supporting plate (97) is in contact with the second wedge block (96).
6. An intelligent foreign language teaching board according to claim 5, further comprising a collecting mechanism (10), the collecting mechanism (10) comprising:
the lower side of the baffle (94) is connected with the connecting plate (101);
the lower side of the placing frame (4) is connected with a third fixing sleeve (102);
the second sliding rod (103) is arranged in the third fixing sleeve (102) in a sliding manner;
a third wedge block (104), wherein the second sliding rod (103) is connected with the third wedge block (104), and the third wedge block (104) is contacted with the connecting plate (101);
the collecting box (105) is detachably connected with the lower side of the third wedge block (104);
the mounting plate (106) is connected to the lower side of the placing frame (4);
a third slide bar (107), a third slide bar (107) is connected to the third wedge block (104), and the slide bar (107) and the plate (106) are in sliding fit;
and a fourth spring (108), wherein the fourth spring (108) is arranged between the mounting plate (106) and the sliding rod (107).
7. An intelligent foreign language teaching board according to claim 6, further comprising a dust-proof mechanism (11), the dust-proof mechanism (11) comprising:
the upper part of one side of the first blackboard (3) is connected with the support frame (111);
the servo motor (112) is mounted on the support frame (111);
the bearing seats (113) are mounted on the right part of one mounting frame (1);
the rotating shaft (114) is connected in the bearing seat (113), and the rotating shaft (114) is fixedly connected with an output shaft of the servo motor (112);
the rotating plate (115) is connected to the rotating shaft (114);
the blackboard comprises a photosensitive sensor (116), wherein the photosensitive sensor (116) is installed on one side of the first blackboard (3).
8. The intelligent foreign language teaching board as claimed in claim 1, further comprising a control box (5), wherein the control box (5) is connected to the middle of one side of the first blackboard (3), a switching power supply, a control module and a power module are installed in the control box (5), the switching power supply supplies power to the whole device, the output end of the switching power supply is electrically connected with the power module, the power module is connected with a power master switch through a circuit, the control module is electrically connected with the power module, the control module is connected with a DS1302 clock circuit and a 24C02 circuit, the first contact switch (65), the second contact switch (66) and the photosensitive sensor (116) are electrically connected with the control module, and the electric push rod (62) and the servo motor (112) are connected with the control module through a peripheral circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110169171.7A CN112829496A (en) | 2021-02-07 | 2021-02-07 | Intelligent foreign language teaching board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110169171.7A CN112829496A (en) | 2021-02-07 | 2021-02-07 | Intelligent foreign language teaching board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112829496A true CN112829496A (en) | 2021-05-25 |
Family
ID=75932651
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110169171.7A Withdrawn CN112829496A (en) | 2021-02-07 | 2021-02-07 | Intelligent foreign language teaching board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112829496A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113737743A (en) * | 2021-09-21 | 2021-12-03 | 康旭英 | Environment-friendly hydraulic engineering uses small-size intelligent gate |
| CN114038354A (en) * | 2021-10-27 | 2022-02-11 | 胡桂芳 | Community's propaganda is with automatic publicity column of clearing up |
| CN114312110A (en) * | 2022-01-26 | 2022-04-12 | 叶香娣 | Heap teaching is with multi-functional blackboard |
| CN114399928A (en) * | 2022-01-20 | 2022-04-26 | 关海燕 | Wisdom blackboard with heat radiation structure |
-
2021
- 2021-02-07 CN CN202110169171.7A patent/CN112829496A/en not_active Withdrawn
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113737743A (en) * | 2021-09-21 | 2021-12-03 | 康旭英 | Environment-friendly hydraulic engineering uses small-size intelligent gate |
| CN113737743B (en) * | 2021-09-21 | 2024-02-09 | 湖南新大陆生态建设有限公司 | Environment-friendly hydraulic engineering is with small-size intelligent gate |
| CN114038354A (en) * | 2021-10-27 | 2022-02-11 | 胡桂芳 | Community's propaganda is with automatic publicity column of clearing up |
| CN114038354B (en) * | 2021-10-27 | 2023-10-13 | 临沂五花果文化传媒有限公司 | Automatic cleaning publicity column for community publicity |
| CN114399928A (en) * | 2022-01-20 | 2022-04-26 | 关海燕 | Wisdom blackboard with heat radiation structure |
| CN114399928B (en) * | 2022-01-20 | 2024-06-21 | 河南平显科技有限公司 | Smart blackboard with heat radiation structure |
| CN114312110A (en) * | 2022-01-26 | 2022-04-12 | 叶香娣 | Heap teaching is with multi-functional blackboard |
| CN114312110B (en) * | 2022-01-26 | 2023-09-08 | 重庆信鑫物联网技术有限公司 | Multi-functional blackboard is used in stacked teaching |
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Application publication date: 20210525 |