CN215244007U - Multi-functional middle-position chinese teacher uses teaching aid - Google Patents
Multi-functional middle-position chinese teacher uses teaching aid Download PDFInfo
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- CN215244007U CN215244007U CN202121050896.6U CN202121050896U CN215244007U CN 215244007 U CN215244007 U CN 215244007U CN 202121050896 U CN202121050896 U CN 202121050896U CN 215244007 U CN215244007 U CN 215244007U
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- Prior art keywords
- clipboard
- groove
- teaching aid
- wall
- bearing frame
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- 239000000428 dust Substances 0.000 claims description 10
- 230000005540 biological transmission Effects 0.000 claims description 6
- 230000006835 compression Effects 0.000 claims description 5
- 238000007906 compression Methods 0.000 claims description 5
- 239000002184 metal Substances 0.000 claims description 5
- 238000010521 absorption reaction Methods 0.000 claims description 4
- 238000002360 preparation method Methods 0.000 claims description 3
- 238000003860 storage Methods 0.000 claims description 3
- 230000029058 respiratory gaseous exchange Effects 0.000 claims description 2
- 230000002146 bilateral effect Effects 0.000 abstract description 6
- 230000000694 effects Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- 210000003781 tooth socket Anatomy 0.000 description 2
- 230000006870 function Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 210000002345 respiratory system Anatomy 0.000 description 1
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Abstract
The utility model discloses a multi-functional middle-position chinese teacher uses teaching aid, including U type seat, the left side wall of U type seat is connected with the battery, the bottom left and right sides of U type seat is connected with the stand, the lower extreme of stand is connected with the support frame, the bottom of support frame is installed the gang wheel, be equipped with the carriage in the opening of U type seat, it is connected with the pivot to rotate between carriage and the U type seat inside wall, the anterior bilateral symmetry of inner wall of carriage has seted up first riser, sliding connection has the front clipboard between two first riser, the posterior part bilateral symmetry of inner wall of carriage has seted up the second riser, sliding connection has the back clipboard between two second riser, front clipboard and back clipboard parallel arrangement; the utility model has the advantages of reasonable design, the function is various, and it is convenient to remove, and space utilization is high, and convenient operation is swift.
Description
Technical Field
The utility model relates to a teaching aid technical field especially relates to a multi-functional middle-position language teacher uses teaching aid.
Background
In the teaching process of middle-position language, need carry out the blackboard writing of imparting knowledge to students through the blackboard, fixed mounting is adopted mostly to current blackboard, is difficult for using in outdoor practice, and the higher department in position writes inconveniently to teacher and student who have the dust pen to use, can produce the dust of chalk when wiping the blackboard, influence the teaching environment clean and tidy and teachers and students' respiratory tract healthy, for this reason, we have proposed a multi-functional middle-position language teaching aid for teacher.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a multi-functional middle-position chinese teacher uses teaching aid to overcome the technical problem who exists among the prior art.
In order to realize the technical purpose, the technical effect is achieved, the utility model provides a following technical scheme:
the utility model provides a multi-functional middle-position chinese teacher uses teaching aid, includes U type seat, the left side wall connection of U type seat has the battery, the bottom left and right sides of U type seat is connected with the stand, the lower extreme of stand is connected with the support frame, the tier wheel is installed to the bottom of support frame, be equipped with the carriage in the opening of U type seat, it is connected with the pivot to rotate between carriage and the U type seat inside wall, first perpendicular groove, two have been seted up to the anterior bilateral symmetry of inner wall of carriage sliding connection has preceding clipboard between the first perpendicular groove, the second perpendicular groove has been seted up to the inner wall rear portion bilateral symmetry of carriage, two sliding connection has the back clipboard between the second perpendicular groove, preceding clipboard sets up with the back clipboard is parallel.
Preferably, in a multi-functional middle-position chinese teacher uses teaching aid, the right side wall of U type seat is connected with negative-pressure air fan, negative-pressure air fan's the end of giving vent to anger installs the filter bag, negative-pressure air fan's the end intercommunication of breathing in has the hose, the upper end intercommunication of hose has handheld board, it has a plurality of dust absorption mouths to run through on the handheld board, the rear end face of handheld board is connected with the blackboard eraser, press switch is installed to the preceding terminal surface of handheld board, press switch electric connection battery and negative-pressure air fan.
Preferably, in a multi-functional middle-position chinese teacher uses teaching aid, first perpendicular groove and second erect the intercommunication between the groove middle part and have logical groove, it is connected with the transmission shaft to lead to the inslot internal rotation, the outer wall connection of transmission shaft has the straight-teeth gear, the tooth's socket has all been seted up with the preceding terminal surface of back clipboard to preceding clipboard rear end face, the front and back end of straight-teeth gear meshes two tooth's sockets respectively.
Preferably, in a multi-functional middle-position chinese teacher uses teaching aid, the race has all been seted up with the back clipboard lateral wall to preceding clipboard lateral wall, install the leading wheel in the race, the lower extreme all inlays with the back clipboard upper and lower end and is equipped with the magnetic stripe on the preceding clipboard, the bearing frame adopts the metal frame preparation.
Preferably, in a multi-functional middle-position chinese teacher uses teaching aid, the ladder groove has been seted up at the horizontal portion center of U type seat, the ladder inslot runs through the pull rod, the pull rod upper end is connected with the location fixture block, be connected with compression spring between location fixture block bottom and the ladder groove ladder surface.
The utility model has the advantages that:
the utility model has the advantages of reasonable design, the function is various, and it is convenient to remove, and the clipboard both sides all can use, and the front and back end of straight-teeth gear meshes two tooth's grooves respectively for the high position of two clipboards can switch, and space utilization is high, and convenient operation is swift, utilizes negative-pressure air fan to carry out the air current and pulls, and the blackboard eraser is cleaned chalk writing, and the dust of production can be followed dust absorption mouth entering hose, is convenient for collect the processing after the filter bag of collection.
Drawings
In order to more clearly illustrate the technical solution of the present invention, the drawings used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some examples of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic structural view of the blackboard eraser of the present invention;
FIG. 3 is a schematic view of an internal structure of the bearing frame according to the present invention;
FIG. 4 is a schematic view of the inner structure of the bearing frame of the present invention;
fig. 5 is a schematic structural view of the middle front writing board of the present invention.
In the figure: 1. a U-shaped seat; 2. a storage battery; 3. a column; 4. a support frame; 5. a row wheel; 6. a bearing frame; 7. a rotating shaft; 8. a first vertical slot; 9. a front writing board; 10. a second vertical slot; 11. a rear writing board; 12. A through groove; 13. a drive shaft; 14. a spur gear; 15. a tooth socket; 16. a wheel groove; 17. a guide wheel; 18. A magnetic strip; 19. a stepped groove; 20. a pull rod; 21. positioning a fixture block; 22. a compression spring; 101. a negative pressure fan; 102. a filter bag; 103. a hose; 104. a hand-held board; 105. a dust suction port; 106. erasing the blackboard; 107. The switch is pressed.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Please refer to fig. 1-5, this embodiment is a multifunctional teaching aid for middle-position Chinese teachers, including U-shaped seat 1, the left side wall of U-shaped seat 1 is connected with battery 2, the bottom left and right sides of U-shaped seat 1 is connected with stand column 3, the lower end of stand column 3 is connected with support frame 4, tier wheel 5 is installed to the bottom of support frame 4, be equipped with carriage 6 in the opening of U-shaped seat 1, it is connected with pivot 7 to rotate between carriage 6 and the U-shaped seat 1 inside wall, first perpendicular groove 8 has been seted up to the anterior bilateral symmetry of inner wall of carriage 6, sliding connection has preceding clipboard 9 between two first perpendicular grooves 8, second perpendicular groove 10 has been seted up to the inner wall rear portion bilateral symmetry of carriage 6, sliding connection has back clipboard 11 between two second perpendicular grooves 10, preceding clipboard 9 and back clipboard 11 parallel arrangement.
The right side wall of the U-shaped seat 1 is connected with a negative pressure fan 101, a filter bag 102 is installed at the air outlet end of the negative pressure fan 101, a hose 103 is communicated with the air suction end of the negative pressure fan 101, a handheld plate 104 is communicated with the upper end of the hose 103, a plurality of dust suction ports 105 penetrate through the handheld plate 104, a board eraser 106 is connected to the rear end face of the handheld plate 104, a press switch 107 is installed on the front end face of the handheld plate 104, and the press switch 107 is electrically connected with the storage battery 2 and the negative pressure fan 101.
A through groove 12 is communicated between the middle parts of the first vertical groove 8 and the second vertical groove 10, a transmission shaft 13 is rotationally connected in the through groove 12, a straight gear 14 is connected to the outer wall of the transmission shaft 13, tooth grooves 15 are formed in the rear end face of the front writing board 9 and the front end face of the rear writing board 11, and the front end and the rear end of the straight gear 14 are respectively meshed with the two tooth grooves 15.
The race 16 has all been seted up with 11 lateral walls of back clipboard to 9 lateral walls of preceding clipboard, installs leading wheel 17 in the race 16, and the lower extreme all inlays and is equipped with magnetic stripe 18 on preceding clipboard 9 and back clipboard 11, and bearing frame 6 adopts the metal frame preparation, utilizes magnetic stripe 18 to the adsorption effect of metal, can keep clipboard one end butt bearing frame 6 inner walls.
Stepped groove 19 has been seted up at the horizontal portion center of U type seat 1, and it has pull rod 20 to run through in stepped groove 19, and pull rod 20 upper end is connected with location fixture block 21, is connected with compression spring 22 between location fixture block 21 bottom and the 19 stepped surface in stepped groove, loosens pull rod 20 when bearing frame 6 is vertical, and compression spring 22 drives location fixture block 21 and stretches out stepped groove 19 upper portion, can fix a position bearing frame 6.
The utility model discloses a concrete implementation way does:
when the device is used, the U-shaped seat 1 is supported by the upright post 3, the support frame 4 is moved by the gear train 5, the teaching aid can be moved integrally, the writing can be performed by the front writing board 9 and the rear writing board 11, the device is convenient for Chinese teaching, the bearing frame 6 is arranged in the U-shaped seat 1 by the rotating shaft 7 and can rotate, so that two sides of the writing board can be used, the adsorption effect of the magnetic strip 18 on metal can be utilized, one end of the writing board can be kept to be abutted against the inner wall of the bearing frame 6, when the writing board on the lower side is fully written, the front writing board 9 can slide along the first vertical groove 8, the rear writing board 11 can slide along the second vertical groove 10, the groove walls are jointed by the guide wheel 17, the friction force can be reduced, the sliding difficulty is reduced, the front end and the rear end of the straight gear 14 are respectively meshed with the two tooth sockets 15, the positions of the writing boards on the upper side and the lower side are switched, the space utilization rate is high, convenient operation is swift, when needing to clear away the chalk word on the clipboard, the user squeezes push switch 107 when holding handheld board 104 for battery 2 supplies power to negative-pressure air fan 101, carries out the air current after negative-pressure air fan 101 starts and draws, cleans the chalk word through blackboard eraser 106, and the dust of production gets into hose 103 along dust absorption mouth 105 under the air current effect, and then the collection of collection into filter bag 102 is convenient for.
In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.
Claims (5)
1. The utility model provides a multi-functional middle-position chinese teacher uses teaching aid, includes U type seat (1), its characterized in that: the left side wall of the U-shaped seat (1) is connected with a storage battery (2), the left side and the right side of the bottom of the U-shaped seat (1) are connected with upright posts (3), the lower end of the upright post (3) is connected with a supporting frame (4), the bottom of the supporting frame (4) is provided with a row wheel (5), a bearing frame (6) is arranged in an opening of the U-shaped seat (1), a rotating shaft (7) is rotatably connected between the bearing frame (6) and the inner side wall of the U-shaped seat (1), the front part of the inner wall of the bearing frame (6) is symmetrically provided with first vertical grooves (8) left and right, a front writing board (9) is connected between the two first vertical grooves (8) in a sliding way, the bearing frame is characterized in that the rear part of the inner wall of the bearing frame (6) is bilaterally symmetrical to form a second vertical groove (10), the second vertical groove (10) is connected with a rear writing board (11) in a sliding mode, and the front writing board (9) and the rear writing board (11) are arranged in parallel.
2. A multifunctional teaching aid for middle-position Chinese teachers according to claim 1, wherein: the right side wall of U type seat (1) is connected with negative-pressure air fan (101), filter bag (102) are installed to the end of giving vent to anger of negative-pressure air fan (101), the end intercommunication of breathing in of negative-pressure air fan (101) has hose (103), the upper end intercommunication of hose (103) has handheld board (104), it has a plurality of dust absorption mouths (105) to run through on handheld board (104), the rear end face of handheld board (104) is connected with board eraser (106), press switch (107) are installed to the preceding terminal surface of handheld board (104), press switch (107) electric connection battery (2) and negative-pressure air fan (101).
3. A multifunctional teaching aid for middle-position Chinese teachers according to claim 1, wherein: first perpendicular groove (8) and second are erected and are communicated between groove (10) middle part and have logical groove (12), it is connected with transmission shaft (13) to lead to the groove (12) internal rotation, the outer wall connection of transmission shaft (13) has straight-teeth gear (14), tooth's socket (15) have all been seted up to preceding clipboard (9) rear end face and preceding terminal surface of back clipboard (11), the front and back end of straight-teeth gear (14) meshes two tooth's sockets (15) respectively.
4. A multifunctional teaching aid for middle-position Chinese teachers according to claim 1, wherein: wheel groove (16) have all been seted up with back clipboard (11) lateral wall to preceding clipboard (9) lateral wall, install leading wheel (17) in wheel groove (16), lower extreme all inlays and is equipped with magnetic stripe (18) on preceding clipboard (9) upper and lower extreme and back clipboard (11), bearing frame (6) adopt the metal frame preparation.
5. A multifunctional teaching aid for middle-position Chinese teachers according to claim 1, wherein: stepped groove (19) have been seted up at the horizontal portion center of U type seat (1), it has pull rod (20) to run through in stepped groove (19), pull rod (20) upper end is connected with location fixture block (21), be connected with compression spring (22) between location fixture block (21) bottom and stepped groove (19) ladder face.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121050896.6U CN215244007U (en) | 2021-05-17 | 2021-05-17 | Multi-functional middle-position chinese teacher uses teaching aid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121050896.6U CN215244007U (en) | 2021-05-17 | 2021-05-17 | Multi-functional middle-position chinese teacher uses teaching aid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215244007U true CN215244007U (en) | 2021-12-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121050896.6U Expired - Fee Related CN215244007U (en) | 2021-05-17 | 2021-05-17 | Multi-functional middle-position chinese teacher uses teaching aid |
Country Status (1)
| Country | Link |
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| CN (1) | CN215244007U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115731750A (en) * | 2022-11-21 | 2023-03-03 | 黑龙江工商学院 | English-Chinese translation contrast training device in college English teaching and use method thereof |
-
2021
- 2021-05-17 CN CN202121050896.6U patent/CN215244007U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115731750A (en) * | 2022-11-21 | 2023-03-03 | 黑龙江工商学院 | English-Chinese translation contrast training device in college English teaching and use method thereof |
| CN115731750B (en) * | 2022-11-21 | 2023-05-23 | 黑龙江工商学院 | English-Chinese inter-translation comparison training device in college English teaching and application method thereof |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211221 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |