CN116486660A - Wall map device applied to primary school English teaching and application method thereof - Google Patents
Wall map device applied to primary school English teaching and application method thereof Download PDFInfo
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- CN116486660A CN116486660A CN202310269433.6A CN202310269433A CN116486660A CN 116486660 A CN116486660 A CN 116486660A CN 202310269433 A CN202310269433 A CN 202310269433A CN 116486660 A CN116486660 A CN 116486660A
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- wall
- transparent film
- fixed
- installation box
- pulling
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- 238000000034 method Methods 0.000 title claims abstract description 17
- 230000007246 mechanism Effects 0.000 claims abstract description 68
- 238000009434 installation Methods 0.000 claims description 71
- 230000000694 effects Effects 0.000 claims description 21
- 238000007789 sealing Methods 0.000 claims description 18
- 230000009471 action Effects 0.000 claims description 15
- 238000010422 painting Methods 0.000 claims description 15
- 238000005192 partition Methods 0.000 claims description 13
- 238000004891 communication Methods 0.000 claims description 5
- 238000009423 ventilation Methods 0.000 claims description 5
- 238000007790 scraping Methods 0.000 claims description 4
- 230000000903 blocking effect Effects 0.000 abstract description 4
- 239000003344 environmental pollutant Substances 0.000 abstract description 2
- 231100000719 pollutant Toxicity 0.000 abstract description 2
- 238000003825 pressing Methods 0.000 description 9
- 238000010586 diagram Methods 0.000 description 8
- 230000008569 process Effects 0.000 description 5
- 230000007306 turnover Effects 0.000 description 5
- 238000004804 winding Methods 0.000 description 4
- 230000002349 favourable effect Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 210000001747 pupil Anatomy 0.000 description 2
- 230000037303 wrinkles Effects 0.000 description 2
- 239000000356 contaminant Substances 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
Classifications
-
- 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
- G09B5/06—Electrically-operated educational appliances with both visual and audible presentation of the material to be studied
- G09B5/062—Combinations of audio and printed presentations, e.g. magnetically striped cards, talking books, magnetic tapes with printed texts thereon
-
- 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
- A47B97/02—Devices for holding or supporting maps, drawings, or the like, including means for preventing rolling-up
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B17/00—Methods preventing fouling
- B08B17/02—Preventing deposition of fouling or of dust
- B08B17/04—Preventing deposition of fouling or of dust by using removable coverings
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
- Y02A40/25—Greenhouse technology, e.g. cooling systems therefor
Abstract
The invention relates to the technical field of a wall map device, in particular to a wall map device applied to English teaching of primary school and a use method thereof, comprising a base, wherein two sliding rails are vertically fixed on the top surface of the base, top plates are jointly fixed on the top surfaces of the two sliding rails, the surfaces of the two sliding rails are jointly and vertically connected with a mounting box in a sliding manner, the side wall of the mounting box is provided with a positioning mechanism for positioning the mounting box on the sliding rails, the inside of the mounting box is in a hollow state, one side of the mounting box far away from the sliding rails is provided with a viewing opening, and the inner wall of the mounting box is fixedly provided with a hook; according to the invention, the transparent film is shielded on the outer side of the hanging picture, on one hand, the transparent film does not influence students to watch the hanging picture, on the other hand, when the students need to press the hanging picture to learn to sound, the transparent film can be directly pressed, and external pollutants can be prevented from being stuck on the hanging picture under the blocking of the transparent film, so that the hanging picture can be protected.
Description
Technical Field
The invention relates to the field of a wall map device, in particular to a wall map device applied to primary school English teaching and a use method thereof.
Background
In the process of english teaching, often can use the hanging rack to hang and put english picture, the teaching personnel of being convenient for explain the picture.
The invention patent of part related wall map device is disclosed in prior art, chinese patent with application number 201820072643.0 discloses a be applied to multi-functional wall map frame of english teaching, including the pillar, the top and the bottom of pillar all circumference are equipped with three connecting rod, the one end that the pillar was kept away from to the connecting rod all is opened there is the rotation groove, the rotation inslot rotation is connected with the pivot, pivot fixedly connected with connecting block, connecting block fixedly connected with mount, the tank bottom in rotation groove is opened there is first slot, be equipped with the inserted bar in the first slot, cup jointed first spring on the inserted bar, one end of first spring is fixed on the inserted bar, the other end is fixed on the lateral wall of slot, open on the connecting block has the draw-in groove corresponding with the inserted bar.
The hanging chart device in the prior art is mainly used for hanging the hanging chart by only installing the hanging hook on one supporting plate, and the English hanging chart capable of pressing and sounding exists in the prior art;
however, when public places such as classrooms are used, a plurality of people use the same hanging chart together and press the same hanging chart, the surface of the hanging chart is easy to pollute, the hanging chart is not easy to watch, the traditional hanging chart device can press and sound the surface of the hanging chart when the surface of the hanging chart is required to be shielded and protected, only a flexible shielding film can be installed, but the surface of the shielding film is easy to generate wrinkles, and if the two ends of the shielding film are pulled and tightened, the surface of the shielding film still generates a dent when the shielding film is pressed, so that the watching effect of the hanging chart is influenced.
Disclosure of Invention
The invention aims to solve the defects in the prior art, and provides a hanging chart device applied to primary school English teaching and a using method thereof.
In order to achieve the above purpose, the invention adopts the following technical scheme: the utility model provides a be applied to wall map device of primary school english teaching, includes the base, vertically be fixed with two slide rails on the base top surface, two the top surface of slide rail is fixed with the roof jointly, two the surface of slide rail is vertical sliding connection jointly has the installation case, be provided with on the lateral wall of installation case and be used for with the installation case location is in positioning mechanism on the slide rail, the inside of installation case is hollow state, the viewing port has been seted up to one side that the installation case kept away from the slide rail, be fixed with the couple on the inner wall of installation case;
the inner wall of the mounting box is rotationally connected with a rotating shaft, and both ends of the rotating shaft are provided with elastic rotary pulling mechanisms for elastically pulling and resetting the rotating shaft;
a transparent film is fixedly wound on the rotating shaft, a limiting mechanism is commonly arranged between one end of the transparent film, which is far away from the rotating shaft, and the inner wall of the mounting box, and the limiting mechanism is used for preventing the transparent film from moving upwards;
an elastic pulling mechanism for pulling the transparent film to two sides is arranged in the installation box;
the inside left and right direction loose mechanism that is provided with of mounting box, when the mounting box moves down, left and right direction loose mechanism is used for canceling elasticity and pulls the mechanism and to the pulling effect of transparent film.
Preferably, the elastic rotary pulling mechanism comprises an installation box, the installation box is fixed on the inner wall of the installation box, a scroll spring is arranged in the installation box, one end of the scroll spring is fixed on the inner wall of the installation box through a connecting rod, and the other end of the scroll spring is fixed on the rotating shaft through the connecting rod.
Preferably, the stop gear includes two open sides mounting groove down, two the mounting groove is all offered on the surface of transparent film, two the inside U type piece that all is fixed with the opening down of mounting groove, rotate on the U type piece outer wall and be connected with the upset pole, the cover is equipped with first torsional spring in the axis of rotation of upset pole, the one end of first torsional spring is fixed on the outer wall of U type piece, the other end of first torsional spring is fixed on the outer wall of upset pole, be fixed with the stopper on the surface of U type piece, the stopper with the bottom surface contact of upset pole, the inside of U type piece is inserted and is had the gag lever post, the one end of gag lever post is fixed on the inner wall of mounting box, the recess has been seted up on the surface of gag lever post, the upset pole with recess inner wall contact.
Preferably, the elastic pulling mechanism comprises two limiting strips and two partition boards, wherein the two partition boards are symmetrically fixed on the inner wall of the mounting box, the two limiting strips are symmetrically fixed on the outer walls of the two sides of the transparent film, each partition board is connected with a pulling plate in a sliding mode, the pulling plates are of a U-shaped structure, the limiting plates are fixed at the tail ends of the pulling plates, the two limiting strips are inserted in the corresponding pulling plates, the limiting strips are close to one side of the transparent film and are in contact with the corresponding limiting plates, a plurality of extending plates are fixed on one side of the pulling plates, and a plurality of first springs are fixed between each extending plate and each partition board.
Preferably, the positioning mechanism comprises a fastening bolt, the fastening bolt is in threaded connection with the side wall of the installation box, an elastic piece is fixed after the end part of the fastening bolt penetrates through the installation box, and the elastic piece is in contact with the sliding rail.
Preferably, the left-right direction loosening mechanism comprises a guide plate and a plurality of strip-shaped through grooves, the strip-shaped through grooves are formed in the inner wall of the mounting box at equal intervals, each extending plate penetrates through the corresponding strip-shaped through groove and extends out, all the tail ends of the extending plates are fixedly connected with connecting plates together, the guide plate is fixed on the outer wall of the sliding rail, and the guide plate is provided with a guide surface corresponding to the extending plates.
Preferably, the both ends of pivot all are provided with the not hard up mechanism of upper and lower direction, and when the mounting box moved down, the not hard up mechanism of upper and lower direction is used for canceling two pulling plates and pulls the effect to the transparent film, not hard up mechanism of upper and lower direction includes gear, rack, spout and two guiding grooves, the gear cover is established and is fixed in the pivot, the spout link up and is seted up on the outer wall at mounting box back, the inside sliding connection of spout has the slider, slider one side outer wall with rack fixed connection, the rack sets up the below of gear, be fixed with two guide pins on the opposite side outer wall of slider, two the guiding groove is all seted up on the outer wall of connecting plate, the guide pin inserts and establishes in corresponding the inside of guiding groove.
Preferably, a guide roller is rotatably connected to the inner wall of the mounting box, and the guide roller is in contact with the back of the transparent film.
Preferably, rectangular grooves are formed in the inner wall of the mounting box, sliding plates are connected to the inner wall of the rectangular grooves in a sliding mode, two guide pipes are fixedly connected to the top surface of the mounting box, two guide pipes penetrate through the outer wall of the mounting box and extend to the inner side of the mounting box, a sealing cover is fixedly arranged on the back of the mounting box, a pushing plate is arranged inside the sealing cover, the end portions of the pushing rods penetrate through the mounting box and then are fixedly connected with the pushing plate, the pushing plate is in sealing contact with the inner wall of the sealing cover, a communicating groove is formed in one side, far away from the mounting box, of the sealing cover, a support is fixedly connected to the back of the mounting box, a second spring is fixedly connected between the support and the pushing plate, two guide pipes penetrate through the outer wall of the mounting box and are fixedly connected to the communicating box after extending to the inner side of the mounting box, the communicating box is fixedly arranged on the side wall of the corresponding limiting plate respectively, and a plurality of ventilation holes are vertically formed in the equidistance on the limiting plate.
A method of using a wall map device for primary school english teaching, the method comprising the steps of:
step one, height adjustment: the installation box is arranged on the sliding rail, the height of the installation box can be adjusted by moving the installation box up and down, and after the height convenient for students to watch is adjusted, the installation box can be positioned on the sliding rail by the positioning mechanism;
hanging painting: scraping the hanging painting on the hook in the installation box;
step three, shielding protection: after the hanging of the painting is completed, the transparent film drives the rotating shaft to rotate by downwards pulling the transparent film, the bottom end of the transparent film is positioned through the limiting mechanism, and the two sides of the transparent film are elastically pulled through the elastic pulling mechanism;
step four, canceling pulling: and the installation box is moved downwards, and the pulling action of the elastic pulling mechanism on the transparent film is canceled through the left-right direction loosening mechanism.
Compared with the prior art, the invention has the following beneficial effects:
1. after hanging the painting and hanging the completion, through pulling down the transparent film, the transparent film drives the pivot and rotates, thereby make elasticity rotatory pulling mechanism produce torsional force, under torsional force's effect, the pivot has the trend of rotating winding tightening up the transparent film all the time, fix a position the bottom of installing case transparent film through stop gear, prevent the transparent film upward movement, thereby guarantee the stability of transparent film, and shelter from in the outside of hanging the painting through the transparent film, on the one hand, the transparent film does not influence the student and watches the painting, on the other hand, when the student need press hanging the painting study sound production, can directly press the transparent film, under the blocking of transparent film, can prevent external contaminant to be stained with and glue on hanging the painting, thereby be favorable to protecting hanging the painting.
2. Through fixed spacing in the both sides of transparent film, insert the spacing and establish the inboard of drawing the board at the U type, draw the inboard of board through limiting plate with spacing restriction to draw the board and pass through extension board and first spring coupling, under the elasticity promotion of first spring, two draw the board and can draw the transparent film to both sides respectively, thereby guarantee the planarization on transparent film surface, and then be favorable to guaranteeing the viewing effect to the string of transparent film rear side.
3. After canceling positioning mechanism to the positioning effect of mounting box, under the action of gravity, the mounting box moves down, and the connecting plate moves down in step along with the mounting box, after the guiding surface contact on connecting plate and the guide board, under the guiding effect of guiding surface, two connecting plates are close to each other, and the connecting plate passes through the extension board and drives two and draw the board and be close to each other to cancel the effect of drawing to transparent film both sides, avoid when the transparent film is in the state of tightening, receive the extrusion to produce sunken condition emergence, and then guaranteed the observation effect in later stage.
4. When the installation box moves downwards, two connecting plates move in opposite directions, the connecting plates drive the guide pins to move upwards through the inclined grooves, the guide pins drive the sliding blocks and the racks to move upwards, the racks push the gears to rotate clockwise, the rotating shafts are driven to rotate clockwise, the transparent films on the rotating shafts are loosened, the transparent films are loosened in the vertical direction, the transparent films are loosened completely, the transparent films are further prevented from being in a tight state in the pressing process, the concave situation is generated, and the transparent films are further protected.
Drawings
FIG. 1 is a flow chart of the method of the present invention;
FIG. 2 is a schematic diagram of the whole structure of the present invention;
FIG. 3 is a schematic diagram of the overall cross-sectional structure of the present invention;
FIG. 4 is an enlarged schematic view of the structure of FIG. 3 according to the present invention;
FIG. 5 is an enlarged schematic view of the structure of FIG. 3 according to the present invention;
FIG. 6 is a schematic view of the back structure of the mounting box of the present invention;
FIG. 7 is a schematic view showing the internal structure of the mounting box of the present invention;
FIG. 8 is a schematic diagram of the whole structure of the second embodiment of the present invention;
FIG. 9 is an enlarged schematic view of the structure of FIG. 8 according to the present invention;
FIG. 10 is an enlarged schematic view of the structure of FIG. 9 according to the present invention;
FIG. 11 is a schematic diagram of the overall cross-sectional structure of the present invention;
FIG. 12 is an enlarged schematic view of the structure of FIG. 11 at F in accordance with the present invention;
FIG. 13 is a schematic diagram of the overall cross-sectional structure of the present invention;
FIG. 14 is a schematic view of the structure of FIG. 13 at G in accordance with the present invention;
FIG. 15 is a schematic view of the structure of FIG. 14 at H in accordance with the present invention;
FIG. 16 is a schematic diagram of the overall cross-sectional structure of the present invention;
FIG. 17 is a schematic view of the structure of FIG. 16 at I in accordance with the present invention;
FIG. 18 is a schematic diagram of the connection relationship between the connection plate and the rack according to the present invention;
FIG. 19 is a schematic cross-sectional view of a mounting box according to the present invention;
FIG. 20 is a schematic view of the structure of FIG. 19 at J in accordance with the present invention;
FIG. 21 is a schematic diagram of a cross-sectional structure of a mounting box according to the present invention;
FIG. 22 is a schematic view of the structure at K in FIG. 21 according to the present invention;
FIG. 23 is a schematic view of a cross-sectional structure of a mounting box according to the present invention;
FIG. 24 is a schematic view of the structure at L in FIG. 23 according to the present invention;
FIG. 25 is a schematic cross-sectional view of a mounting box according to the present invention (with the transparent film hidden);
fig. 26 is a schematic view of the structure at M in fig. 25 according to the present invention.
In the figure: 1. a base; 2. a slide rail; 201. a top plate; 3. a mounting box; 4. a viewing port; 5. a hook; 6. a rotating shaft; 7. a transparent film; 8. a mounting box; 9. a spiral spring; 10. a connecting rod; 11. a mounting groove; 12. a U-shaped block; 13. turning over the rod; 14. a first torsion spring; 15. a limiting block; 16. a limit rod; 17. a limit bar; 18. a partition plate; 19. a pulling plate; 20. a limiting plate; 21. an extension plate; 22. a first spring; 23. a fastening bolt; 24. an elastic sheet; 25. a guide plate; 26. a strip-shaped through groove; 27. a connecting plate; 28. a gear; 29. a rack; 30. a chute; 31. a slide block; 32. a guide pin; 33. a guide groove; 34. a guide roller; 35. a groove; 36. rectangular grooves; 37. a slide plate; 38. pushing the column; 39. a sealing cover; 40. a pushing plate; 41. a communication groove; 42. a bracket; 43. a second spring; 44. a conduit; 45. a communication box; 46. and (5) ventilation holes.
Description of the embodiments
The following description is presented to enable one of ordinary skill in the art to make and use the invention. The preferred embodiments in the following description are by way of example only and other obvious variations will occur to those skilled in the art.
The wall map device for primary school English teaching comprises a base 1, wherein two sliding rails 2 are vertically fixed on the top surface of the base 1, a top plate 201 is jointly fixed on the top surfaces of the two sliding rails 2, an installation box 3 is jointly and vertically connected to the surfaces of the two sliding rails 2 in a sliding mode, a positioning mechanism for positioning the installation box 3 on the sliding rails 2 is arranged on the side wall of the installation box 3, the inside of the installation box 3 is in a hollow state, a viewing opening 4 is formed in one side, far away from the sliding rails 2, of the installation box 3, and a hook 5 is fixed on the inner wall of the installation box 3; the inner wall of the mounting box 3 is rotationally connected with a rotating shaft 6, and both ends of the rotating shaft 6 are provided with elastic rotary pulling mechanisms for elastically pulling and resetting the rotating shaft 6; a transparent film 7 is fixedly wound on the rotating shaft 6, and a limiting mechanism is commonly arranged between one end of the transparent film 7 far away from the rotating shaft 6 and the inner wall of the mounting box 3 and used for preventing the transparent film 7 from moving upwards; an elastic drawing mechanism for drawing the transparent film 7 to both sides is provided inside the mounting box 3; a left-right direction loosening mechanism is arranged in the mounting box 3, and is used for canceling the pulling action of the elastic pulling mechanism on the transparent film 7 when the mounting box 3 moves downwards; when the device works, the hanging chart device in the prior art hangs the hanging chart only by installing the hanging hook on one supporting plate, and in the prior art, an English hanging chart capable of pressing and sounding exists; however, when the wall map is used in public places such as classrooms, a plurality of people use the same wall map together and press the wall map, the surface of the wall map is easy to pollute, the wall map is not easy to watch, the wall map surface is shielded and protected by the conventional wall map device, meanwhile, the wall map device can press and sound the wall map, only a flexible shielding film can be installed, but the surface of the shielding film is easy to generate wrinkles, and if the two ends of the wall map are pulled and tightened, the surface of the shielding film still generates pits when being pressed, the watching effect of the wall map is influenced. Ensuring the stability of the installation box 3, then scraping the hanging picture on the hook 5 in the installation box 3, when the hanging picture is hung, pulling down the transparent film 7, the transparent film 7 drives the rotating shaft 6 to rotate by pulling down, so that the elastic rotating pulling mechanism generates torsion force, under the action of the torsion force, the rotating shaft 6 always has the trend of rotating, winding and tightening the transparent film 7, positioning the bottom end of the transparent film 7 of the installation box 3 by the limiting mechanism to prevent the transparent film 7 from moving upwards, thereby ensuring the stability of the transparent film 7, shielding the transparent film 7 on the outer side of the hanging picture, on one hand, the transparent film 7 does not influence students to watch the hanging picture, on the other hand, when the students need to press the hanging picture to learn and sound, the transparent film 7 can be directly pressed, under the blocking of the transparent film 7, external pollutants can be prevented from being adhered on the hanging picture, thereby being beneficial to protecting the hanging painting;
the transparent film 7 is pulled to two sides through the elastic pulling mechanism, so that the flatness of the surface of the transparent film 7 is ensured, and the watching effect of hanging pictures on the rear side of the transparent film 7 is further ensured;
before pressing, the pulling action on two sides of the transparent film 7 is canceled through the left-right direction loosening mechanism, so that the situation that the transparent film 7 is extruded to generate a dent when in a tight state is avoided, and further the later observation effect is ensured.
As a further embodiment of the present invention, the elastic rotary pulling mechanism comprises a mounting box 8, the mounting box 8 is fixed on the inner wall of the mounting box 3, a scroll spring 9 is arranged in the mounting box 8, one end of the scroll spring 9 is fixed on the inner wall of the mounting box 8 through a connecting rod 10, and the other end of the scroll spring 9 is fixed on the rotating shaft 6 through the connecting rod 10; when the transparent film 7 is pulled downwards, the transparent film 7 drives the rotating shaft 6 to rotate clockwise, when the rotating shaft 6 rotates, one end of the spiral spring 9 is driven to wind and tighten under the connection effect of the connecting rod 10, when the transparent film 7 needs to be recovered, the rotating shaft 6 can be driven to rotate anticlockwise under the action of the torsion force of the spiral spring 9 by canceling the limit mechanism to limit the transparent film 7, so that the function of automatically winding the transparent film 7 is completed.
As a further embodiment of the invention, the limiting mechanism comprises two mounting grooves 11 with downward openings, the two mounting grooves 11 are all arranged on the surface of the transparent film 7, U-shaped blocks 12 with downward openings are fixed in the two mounting grooves 11, a turnover rod 13 is rotatably connected to the outer wall of the U-shaped blocks 12, a first torsion spring 14 is sleeved on a rotating shaft of the turnover rod 13, one end of the first torsion spring 14 is fixed on the outer wall of the U-shaped blocks 12, the other end of the first torsion spring 14 is fixed on the outer wall of the turnover rod 13, a limiting block 15 is fixed on the surface of the U-shaped blocks 12, the limiting block 15 is in contact with the bottom surface of the turnover rod 13, a limiting rod 16 is inserted in the U-shaped blocks 12, one end of the limiting rod 16 is fixed on the inner wall of the mounting box 3, a groove 35 is arranged on the surface of the limiting rod 16, and the turnover rod 13 is in contact with the inner wall of the groove 35; during operation, in the process of manually pulling down the transparent film 7, the overturning rod 13 on the side wall of the U-shaped groove is in contact with the limiting rod 16, under the pushing action of the limiting rod 16, the overturning rod 13 overturns to give way, so that the limiting rod 16 can enter the U-shaped block 12, when the limiting rod 16 is separated from the overturning rod 13, under the action of the torsion force of the first torsion spring 14, the overturning rod 13 is pushed to overturn and reset, and the limiting block 15 on the side wall of the U-shaped block 12 supports and blocks the bottom surface of the overturning rod 13, at the moment, the overturning rod 13 is located below the limiting rod 16, and therefore the bottom of the transparent film 7 is limited through the cooperation of the overturning rod 13 and the limiting rod 16, the upward movement of the transparent film 7 is prevented, and the limiting function is completed.
As a further embodiment of the present invention, the elastic pulling mechanism includes two limiting bars 17 and two partition plates 18, the two partition plates 18 are symmetrically fixed on the inner wall of the installation box 3, the two limiting bars 17 are symmetrically fixed on the outer walls of the two sides of the transparent film 7, each partition plate 18 is slidably connected with a pulling plate 19, the pulling plates 19 are in a U-shaped structure, the end of each pulling plate 19 is fixed with a limiting plate 20, the two limiting bars 17 are inserted into the corresponding pulling plates 19, one side of each limiting bar 17 close to the transparent film 7 is in contact with the corresponding limiting plate 20, a plurality of extending plates 21 are fixed on one side of each pulling plate 19, and a plurality of first springs 22 are commonly fixed between each extending plate 21 and each partition plate 18; when the transparent film 7 is used for a long time, under the influence of illumination and temperature and humidity, the two sides of the transparent film 7 are easy to tilt up to influence students to normally watch hanging pictures on the rear side of the transparent film 7, and the embodiment of the invention can solve the problems.
As a further embodiment of the invention, the positioning mechanism comprises a fastening bolt 23, the fastening bolt 23 is in threaded connection with the side wall of the mounting box 3, an elastic piece 24 is fixed at the end part of the fastening bolt 23 after penetrating through the mounting box 3, and the elastic piece 24 is in contact with the sliding rail 2; when the positioning device works, after the position of the mounting box 3 is adjusted, the mounting box 3 is positioned by rotating the fastening bolt 23 and through the friction force between the elastic piece 24 on the fastening bolt 23 and the sliding rail 2, so that the positioning function is completed.
As a further embodiment of the present invention, the left-right direction loosening mechanism includes a guide plate 25 and a plurality of bar-shaped through grooves 26, the plurality of bar-shaped through grooves 26 are equidistantly formed on the inner wall of the installation box 3, each extension plate 21 penetrates through the corresponding bar-shaped through groove 26 and extends out, the ends of all extension plates 21 are jointly fixed with a connecting plate 27, the guide plate 25 is fixed on the outer wall of the slide rail 2, and the guide plate 25 is formed with a guide surface corresponding to the extension plate 21; in operation, since the height of the pupil is shorter, when the mounting box 3 is at the highest position of the sliding rail 2, the pupil can press the mounting box 3 to learn and sound after moving downwards when using, but the transparent film 7 is in a tight state, the transparent film 7 is directly pressed, the transparent film 7 can elastically give way, but after pressing for many times, the surface of the transparent film 7 is easy to dent and difficult to recover, thus influencing the later observation effect.
As a further embodiment of the present invention, both ends of the rotating shaft 6 are provided with up-down direction loosening mechanisms, when the installation box 3 moves downwards, the up-down direction loosening mechanisms are used for canceling the pulling action of the two pulling plates 19 on the transparent film 7, the up-down direction loosening mechanisms comprise a gear 28, a rack 29, a sliding chute 30 and two guiding grooves 33, the gear 28 is sleeved and fixed on the rotating shaft 6, the sliding chute 30 is penetratingly arranged on the outer wall of the back of the installation box 3, the sliding chute 30 is internally and slidably connected with a sliding block 31, one side outer wall of the sliding block 31 is fixedly connected with the rack 29, the rack 29 is arranged below the gear 28, the other side outer wall of the sliding block 31 is fixedly provided with two guiding pins 32, the two guiding grooves 33 are all arranged on the outer wall of the connecting plate 27, and the guiding pins 32 are inserted into the corresponding guiding grooves 33; during operation, when the installation box 3 moves downwards, two connecting plates 27 move in opposite directions, the connecting plates 27 drive the guide pins 32 to move upwards through the inclined grooves, so that the guide pins 32 drive the sliding blocks 31 and the racks 29 to move upwards, the racks 29 push the gears 28 to rotate clockwise, so that the rotating shafts 6 are driven to rotate clockwise, the transparent films 7 on the rotating shafts 6 are loosened, the transparent films 7 are loosened in the vertical direction, the transparent films 7 are completely loosened, the situation that the transparent films 7 are in a tight state in the pressing process and are sunken is further avoided, and the transparent films 7 are further protected.
As a further embodiment of the present invention, a guide roller 34 is rotatably connected to the inner wall of the installation case 3, and the guide roller 34 is in contact with the back of the transparent film 7; during operation, along with the reduction of the transparent film 7 on the rotating shaft 6 in the process of downwards pulling the transparent film 7, the top and the bottom of the transparent film 7 are difficult to keep in a vertical state, the observation effect of hanging the back of the transparent film 7 is affected, the embodiment of the invention can solve the problems, and the specific working mode is as follows, when downwards pulling the transparent film 7, the top of the transparent film 7 supports and guides the back of the transparent film 7 through the guide roller 34, and the bottom of the transparent film 7 is limited through the turning rod 13 and the groove 35, so that the vertical state of the transparent film 7 is ensured, and the situation that the observation effect of hanging the back of the transparent film 7 is affected due to the fact that the transparent film 7 is askew is avoided.
As a further embodiment of the present invention, a rectangular groove 36 is formed on the inner wall of the installation box 3, a sliding plate 37 is slidingly connected inside the rectangular groove 36, the sliding plate 37 is arranged right behind the hanging chart, a pushing column 38 is fixed on one side of the sliding plate 37 away from the hanging chart, a sealing cover 39 is fixed on the back of the installation box 3, a pushing plate 40 is arranged inside the sealing cover 39, the end part of the pushing column 38 penetrates through the installation box 3 and then is fixed with the pushing plate 40, the pushing plate 40 is in sealing contact with the inner wall of the sealing cover 39, a communicating groove 41 is formed on one side of the sealing cover 39 away from the installation box 3, a bracket 42 is fixed on the back of the installation box 3, a second spring 43 is jointly fixed between the bracket 42 and the pushing plate 40, two guide pipes 44 are fixedly communicated on the top surface of the sealing cover 39, the end parts of the two guide pipes 44 penetrate through the outer wall of the installation box 3 and extend to the inside the installation box 3, a communicating box 45 is fixedly arranged on the two communicating boxes 45 are respectively fixed on the side walls of the corresponding limiting plates 20, a plurality of ventilation holes 46 are vertically and equidistantly formed on the limiting plates 20, and the communicating boxes 45 are communicated with the ventilation holes 46; when the wall map is pressed by students, folds are easily generated on the surface of the transparent film 7 to influence the watching effect, the specific working mode is as follows, when the wall map is pressed, under the action of pressing force, the wall map and the sliding plate 37 are driven to synchronously slide in the rectangular groove 36, the sliding plate 37 drives the pushing plate 40 to slide in the sealing cover 39 through the pushing post 38, thereby sucking air in the communicating box 45 into a space between the pushing plate 40 and the installing box 3 through the conduit 44, under the action of air pressure, the two limiting strips 17 can be sucked in directions close to each other to facilitate the students to press the transparent film 7, when the students loose pressing, the pushing plate 40 is pushed and reset under the action of the elasticity of the second spring 43, so that the air in the space between the pushing plate 40 and the installing box 3 is extruded into the conduit 44, and is sprayed out from one end of the conduit 44, after the sprayed air enters the communicating box 45, the two limiting strips 17 on two sides of the transparent film 7 are pushed to two sides through the sprayed air, the two limiting strips 17 are moved back to move, the transparent film 7 can be watched smoothly, and the transparent film can be immediately pressed after the transparent film is pressed, and the transparent film is observed, and the transparent film can be smoothly and the surface is restored.
A method of using a wall map device for primary school english teaching, the method comprising the steps of:
step one, height adjustment: the mounting box 3 is arranged on the slide rail 2, the height of the mounting box 3 can be adjusted by moving the mounting box 3 up and down, and after the height convenient for students to watch is adjusted, the mounting box 3 can be positioned on the slide rail 2 by a positioning mechanism;
hanging painting: scraping the hanging picture on a hook 5 in the installation box 3;
step three, shielding protection: after the hanging of the painting is completed, the transparent film 7 is pulled downwards, the transparent film 7 drives the rotating shaft 6 to rotate, and the bottom end of the transparent film 7 is positioned through the limiting mechanism.
The working principle of the invention is as follows:
the mounting box 3 is mounted on the sliding rail 2, the height of the mounting box 3 can be adjusted by moving the mounting box 3 up and down, after the height convenient for students to watch is adjusted, the mounting box 3 can be positioned on the sliding rail 2 through the positioning mechanism, so that the stability of the mounting box 3 is ensured, then, the hanging picture is scraped on the hook 5 in the mounting box 3, after the hanging picture is hung, the transparent film 7 drives the rotating shaft 6 to rotate by pulling down the transparent film 7, so that the elastic rotating pulling mechanism generates torsion force, the rotating shaft 6 always has a trend of rotating and winding to tighten the transparent film 7 under the action of the torsion force, the bottom end of the transparent film 7 of the mounting box 3 is positioned through the limiting mechanism, the upward movement of the transparent film 7 is prevented, so that the stability of the transparent film 7 is ensured, and the transparent film 7 is shielded on the outer side of the hanging picture through the transparent film 7, on the one hand, the hanging picture is not influenced by the transparent film 7, on the other hand, when the students need to press the hanging picture to learn sounding, the transparent film 7 can be directly pressed, under the blocking of the transparent film 7, the transparent film 7 can be prevented from being adhered on the hanging picture, so that the pollution is prevented, the hanging picture is favorable for watching the transparent film, and the protection film 7 is pulled to the two sides, and the transparent film 7 is pulled to the transparent film 7 is smoothly, and the effect is guaranteed, and the smooth and the transparent film is pulled on the sides through the side of the transparent film 7; before pressing, the pulling action on two sides of the transparent film 7 is canceled through the left-right direction loosening mechanism, so that the situation that the transparent film 7 is extruded to generate a dent when in a tight state is avoided, and further the later observation effect is ensured.
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made therein without departing from the spirit and scope of the invention, which is defined by the appended claims.
Claims (10)
1. The utility model provides a be applied to wall map device of primary school english teaching, includes base (1), vertical two slide rails (2) that are fixed with on base (1) top surface, two the top surface of slide rail (2) is fixed with roof (201) jointly, two the surperficial vertical sliding connection of slide rail (2) has install bin (3), be provided with on the lateral wall of install bin (3) and be used for with locate mechanism on install bin (3) location slide rail (2), its characterized in that: the inside of the installation box (3) is in a hollow state, a viewing opening (4) is formed in one side, far away from the sliding rail (2), of the installation box (3), and a hook (5) is fixed on the inner wall of the installation box (3);
a rotating shaft (6) is rotatably connected to the inner wall of the mounting box (3), and elastic rotary pulling mechanisms for elastically pulling and resetting the rotating shaft (6) are arranged at two ends of the rotating shaft (6);
a transparent film (7) is fixedly wound on the rotating shaft (6), and a limiting mechanism is commonly arranged between one end, far away from the rotating shaft (6), of the transparent film (7) and the inner wall of the mounting box (3) and is used for preventing the transparent film (7) from moving upwards;
an elastic pulling mechanism for pulling the transparent film (7) to two sides is arranged in the installation box (3);
the inside left and right direction looseness mechanism that is provided with of mounting box (3), when mounting box (3) moves down, left and right direction looseness mechanism is used for canceling elasticity and pulls the mechanism to the effect of pulling of transparent film (7).
2. The wall map device applied to primary school english teaching according to claim 1, wherein: the elastic rotary pulling mechanism comprises a mounting box (8), the mounting box (8) is fixed on the inner wall of the mounting box (3), a scroll spring (9) is arranged in the mounting box (8), one end of the scroll spring (9) is fixed on the inner wall of the mounting box (8) through a connecting rod (10), and the other end of the scroll spring (9) is fixed on the rotating shaft (6) through the connecting rod (10).
3. The wall map device applied to primary school english teaching according to claim 1, wherein: the utility model provides a transparent film, including transparent film (7), including the fixed establishment of a position mechanism, stop gear includes two open-ended mounting groove (11), two mounting groove (11) are all offered on the surface of transparent film (7), two inside U type piece (12) that all are fixed with open-ended of mounting groove (11), it is connected with tilting lever (13) to rotate on U type piece (12) outer wall, the cover is equipped with first torsional spring (14) in the axis of rotation of tilting lever (13), the one end of first torsional spring (14) is fixed on the outer wall of U type piece (12), the other end of first torsional spring (14) is fixed on the outer wall of tilting lever (13), be fixed with stopper (15) on the surface of U type piece (12), stopper (15) with the bottom surface contact of tilting lever (13), the inside of U type piece (12) is inserted and is equipped with gag lever (16), the one end of gag lever (16) is fixed on the inner wall of mounting box (3), recess (35) have been seted up on the surface of gag lever (16), recess (35) with inner wall contact.
4. The wall map device applied to primary school english teaching according to claim 1, wherein: the elastic pulling mechanism comprises two limiting strips (17) and two partition boards (18), wherein the two partition boards (18) are symmetrically fixed on the inner wall of the installation box (3), the two limiting strips (17) are symmetrically fixed on the outer walls of the two sides of the transparent film (7), each partition board (18) is connected with a pulling plate (19) in a sliding mode, the pulling plates (19) are of a U-shaped structure, the tail ends of the pulling plates (19) are fixedly provided with limiting plates (20), the two limiting strips (17) are inserted into the corresponding pulling plates (19), one side, close to the transparent film (7), of each limiting strip is contacted with the corresponding limiting plate (20), a plurality of extending plates (21) are fixed on one side of the pulling plate (19), and a plurality of first springs (22) are jointly fixed between each extending plate (21) and each partition board (18).
5. The wall map device applied to primary school english teaching according to claim 1, wherein: the positioning mechanism comprises a fastening bolt (23), the fastening bolt (23) is in threaded connection with the side wall of the installation box (3), an elastic sheet (24) is fixed after the end part of the fastening bolt (23) penetrates through the installation box (3), and the elastic sheet (24) is in contact with the sliding rail (2).
6. The wall map device applied to primary school english teaching according to claim 4, wherein: the left-right direction loosening mechanism comprises a guide plate (25) and a plurality of strip-shaped through grooves (26), wherein the strip-shaped through grooves (26) are formed in an equidistant mode on the inner wall of the mounting box (3), each extending plate (21) penetrates through the corresponding strip-shaped through groove (26) and extends out, connecting plates (27) are jointly fixed at the tail ends of all the extending plates (21), the guide plate (25) is fixed on the outer wall of the sliding rail (2), and guide surfaces corresponding to the extending plates (21) are formed in the guide plate (25).
7. The wall map device applied to primary school english teaching according to claim 6, wherein: the utility model discloses a transparent film, including installation case (3), transparent film (7) is fixed on the installation case (3), pivot (6) both ends all are provided with the not hard up mechanism of upper and lower direction, when installation case (3) move down, not hard up mechanism of upper and lower direction is used for canceling the effect of pulling of two pulling plates (19) to transparent film (7), not hard up mechanism of upper and lower direction includes gear (28), rack (29), spout (30) and two guide slots (33), gear (28) cover is established and is fixed on pivot (6), spout (30) are link up and are offered on the outer wall at installation case (3) back, spout (30) inside sliding connection has slider (31), slider (31) one side outer wall with rack (29) fixed connection, rack (29) set up the below of gear (28), be fixed with two guide pins (32) on the opposite side outer wall of slider (31), two guide slots (33) are all seted up on the outer wall of connecting plate (27), guide pins (32) are inserted and are in the inside of corresponding guide slots (33).
8. The wall map device applied to primary school english teaching according to claim 1, wherein: the inner wall of the installation box (3) is rotatably connected with a guide roller (34), and the guide roller (34) is in back contact with the transparent film (7).
9. The wall map device applied to primary school english teaching according to claim 1, wherein: rectangular grooves (36) are formed in the inner wall of the installation box (3), sliding plates (37) are connected to the inner wall of the rectangular grooves (36) in a sliding mode, communication grooves (41) are formed in one side, far away from the installation box (3), of the sliding plates (37), pushing columns (38) are fixed to one side, far away from the installation box, of the sliding plates (37), sealing covers (39) are fixed to the back of the installation box (3), pushing plates (40) are arranged in the sealing covers (39), the ends of the pushing columns (38) penetrate through the installation box (3) and are fixed to the pushing plates (40), the pushing plates (40) are in sealing contact with the inner wall of the sealing covers (39), communication grooves (41) are formed in one side, far away from the installation box (3), a support (42) is fixed to the back of the installation box (3), a second spring (43) is fixed between the support (42) and the pushing plates (40), two guide pipes (44) are fixedly communicated to the top surface of the sealing covers (39), the ends of the two guide pipes (44) penetrate through the installation box (3) and extend to the corresponding side walls (45) of the installation box (20) and are fixedly communicated with the two air holes (20) respectively, the communication box (45) is communicated with the ventilation holes (46).
10. The application method of the wall map device applied to primary school English teaching is applicable to the wall map device applied to primary school English teaching as claimed in any one of claims 1 to 9, and is characterized in that: the application method comprises the following steps:
step one, height adjustment: the installation box (3) is installed on the sliding rail (2), the height of the installation box (3) can be adjusted by moving the installation box (3) up and down, and after the height convenient for students to watch is adjusted, the installation box (3) can be positioned on the sliding rail (2) through a positioning mechanism;
hanging painting: scraping the hanging painting on the hook (5) in the installation box (3);
step three, shielding protection: after the hanging of the painting is completed, the transparent film (7) is pulled downwards, the transparent film (7) drives the rotating shaft (6) to rotate, the bottom end of the transparent film (7) is positioned through the limiting mechanism, and the two sides of the transparent film (7) are elastically pulled through the elastic pulling mechanism;
step four, canceling pulling: the installation box (3) is moved downwards, and the pulling action of the elastic pulling mechanism on the transparent film (7) is canceled through the left-right direction loosening mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310269433.6A CN116486660A (en) | 2023-03-20 | 2023-03-20 | Wall map device applied to primary school English teaching and application method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310269433.6A CN116486660A (en) | 2023-03-20 | 2023-03-20 | Wall map device applied to primary school English teaching and application method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116486660A true CN116486660A (en) | 2023-07-25 |
Family
ID=87224090
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310269433.6A Withdrawn CN116486660A (en) | 2023-03-20 | 2023-03-20 | Wall map device applied to primary school English teaching and application method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116486660A (en) |
-
2023
- 2023-03-20 CN CN202310269433.6A patent/CN116486660A/en not_active Withdrawn
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Application publication date: 20230725 |