CN109712435B - English literature vocabulary division show shelf - Google Patents

English literature vocabulary division show shelf Download PDF

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Publication number
CN109712435B
CN109712435B CN201910186452.6A CN201910186452A CN109712435B CN 109712435 B CN109712435 B CN 109712435B CN 201910186452 A CN201910186452 A CN 201910186452A CN 109712435 B CN109712435 B CN 109712435B
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China
Prior art keywords
side wall
rod
display board
outer box
box body
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CN201910186452.6A
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Chinese (zh)
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CN109712435A (en
Inventor
潘超
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Weifang Engineering Vocational College
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Weifang Engineering Vocational College
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Publication of CN109712435A publication Critical patent/CN109712435A/en
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Abstract

The invention discloses an English literature vocabulary division display rack, and relates to the technical field of teaching appliances; the invention comprises an outer box, a supporting mechanism and a display mechanism, wherein the display mechanism is suspended at the upper side of the outer box, the left end and the right end of the lower side of the display mechanism are respectively inserted into the upper ends of the supporting mechanisms at the left side and the right side, the supporting mechanisms are fixed by bolts, the lower ends of the supporting mechanisms are respectively inserted into the outer box, the display mechanism is provided with two display boards, the front side wall of each display board is respectively provided with a vertical chute and a plurality of transverse chutes, letter sliders can slide in the vertical chutes and the transverse chutes to reach required positions, the vertical chutes are arranged at the center of the display board, and different vocabularies can be divided at the two sides of the vertical chutes, so that the letters can be distinguished and compared, and students can know the differences of the vocabularies more clearly.

Description

English literature vocabulary division show shelf
Technical Field
The invention relates to the technical field of teaching appliances, in particular to an English literature vocabulary division display rack.
Background
At present, along with the development of society and the intersection of languages of people of various countries, the language learning of other countries becomes inevitable trend, English also becomes the indispensable course in the field of China as the global common language, the study of English at present, begin to study by the original middle school, become kindergarten and begin to contact English, and many work at present all involve English, the importance of the visible English, however, teacher's straight way of speaking English, can't attract student to the attention of studying English, and go with student's communication seldom, make student produce the strange sense to the word very easily, thus can make the study of English become boring, reduce student to the enthusiasm of English study;
a lot of vocabulary display devices appear later, but the display board quantity of vocabulary display device among the prior art is few, can not show abundant english teaching vocabulary, and can not divide the vocabulary, awaits improving urgently.
Disclosure of Invention
The invention aims to provide an English literature vocabulary dividing display frame which is simple in structure, reasonable in design and convenient to use, and aims to overcome the defects and shortcomings of the prior art.
In order to achieve the purpose, the invention adopts the technical scheme that: the display device comprises an outer box, a supporting mechanism and a display mechanism, wherein the display mechanism is suspended on the upper side of the outer box, the left end and the right end of the lower side of the display mechanism are respectively inserted into the upper ends of the supporting mechanisms on the left side and the right side and are fixed through bolts, and the lower ends of the supporting mechanisms are all inserted into the outer box;
the outer box is composed of a box body, a cover, a rotating rod and a limiting rod, wherein the cover is arranged on the upper side of the box body, the rear side wall of the cover is screwed with the rear side wall of the box body through a hinge, the front end of the cover is fixedly connected with the front side wall of the box body through a hinge lock, the rotating rod is arranged on the front side inside the box body, the left end of the rotating rod is screwed with the inner side wall on the left side of the box body through a bearing, the right end of the rotating rod penetrates through the lower ends of the supporting rods in the two supporting mechanisms and is screwed with the inner side wall on the right side of the box body through the bearing, the limiting rod is arranged at the upper end of the rotating rod, the left end of the limiting rod is inserted in the inner side wall on the left side;
the supporting mechanism further comprises a movable rod, a gear, a rack and a quincuncial hand wrench, wherein the lower end of the supporting rod is sleeved on the rotating rod, the rear side of the upper end of the supporting rod is provided with the quincuncial hand wrench, the front end of the quincuncial hand wrench sequentially penetrates through the rear side wall of the supporting rod and the center of the gear and is screwed with the front side wall of the supporting rod through a bearing, the middle end of the quincuncial hand wrench is fixedly connected with the gear, the right side of the gear is arranged in a groove in the upper end of the supporting rod, the left side of the gear penetrates through the left side wall of the supporting rod and is exposed on the left side of the supporting rod, the right side of the gear is meshed with the rack, a convex edge on the right side wall of the rack is slidably arranged in the right side wall of the groove, the upper end of the rack is embedded in the movable rod;
show mechanism constitute by show board and No. two show boards, be fixed with the inserted bar on the both ends about the show board rear side wall downside, this inserted bar is inserted and is established in the ring, this ring is fixed on the rear side wall of No. two show boards, the arch on No. two show boards lower surface cooperatees with the draw-in groove of movable rod upper end and inserts and establish, equally divide on the preceding lateral wall of show board and No. two show boards and do not be equipped with vertical spout, square groove and several horizontal spout, this vertical spout sets up respectively in the center of lateral wall before show board and No. two show boards, square groove sets up in the lower extreme of vertical spout, and the intercommunication sets up, the horizontal spout equidistance of several distributes in the left and right sides of vertical spout, and all be linked together the setting with vertical spout, it is provided with several letter slider to slide in the horizontal spout.
Furthermore, a storage box is arranged on the rear side inside the box body, the lower side wall of the storage box is fixedly connected with the inner bottom of the box body, and the storage box is arranged on the rear side of the rotating rod.
Furthermore, the left side cover of gear is equipped with the protection casing, and the right-hand member of this protection casing is fixed on the left side wall of bracing piece.
Further, both ends all are equipped with the translucent cover about lateral wall upside before a show board and No. two show boards, both ends and lower extreme are equallyd divide the preceding lateral wall fixed connection with a show board and No. two show boards about this translucent cover.
Furthermore, a handle is arranged in the center of the rear side wall of the outer box, and the left end and the right end of the handle are fixedly connected with the rear side wall of the outer box through bolts respectively.
Furthermore, a fixed plate is arranged at the lower side of the outer box, an inner threaded pipe is fixed at the front end and the rear end of the upper surface of the fixed plate, a screw rod is screwed in the inner threaded pipe through threads, the upper end of the screw rod penetrates through the inner threaded pipe and is fixedly connected with a rotating shaft at the lower end of a driving wheel and a driven wheel respectively, the rotating shaft at the upper end of the driving wheel penetrates through the lower side wall of the outer box and is fixedly connected with a motor, the middle end of the rotating shaft at the upper end of the driving wheel is screwed with the lower side wall of the outer box through a bearing, the motor is fixed at the inner bottom of the outer box and is connected with a control switch, the control switch is fixed on the upper surface of a cover, the driving wheel is connected with the driven wheel through a conveying belt, the rotating shaft at the upper end of the driven wheel is screwed with the lower side wall of the outer box through a bearing, the lower extreme of universal wheel is inserted and is established in the opening of sheltering from the case downside, and shelters from the lower surface of case and be higher than the lower limb setting of universal wheel.
Furthermore, the rear side of the outer box is provided with a pull rod which consists of a cross rod and two vertical rods, the lower ends of the vertical rods are respectively screwed with the left end and the right end of the rear side wall of the outer box through threads, and the upper ends of the vertical rods are respectively screwed with the left end and the right end of the cross rod through bearings.
After adopting the structure, the invention has the beneficial effects that:
1. the letter sliding block can slide in the vertical sliding groove and the transverse sliding groove to enable the letter sliding block to reach a required position;
2. the vertical sliding groove is arranged in the center of the display board, and different vocabularies can be divided on two sides of the vertical sliding groove so as to be distinguished and compared, so that students can more clearly know the difference of the vocabularies;
3. the supporting mechanism is composed of a supporting rod and a movable rod, the supporting rod and the movable rod are connected through a hinge, the upper end of the movable rod is inserted with a display mechanism, the display mechanism can be directly taken down when not used, a display board and a display board are separated, and finally the movable rod and the supporting rod are put into the outer box in a rotating mode, so that occupied space is reduced, and the display mechanism can be conveniently stored, and is convenient to carry.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a front cross-sectional view of the present invention.
Fig. 2 is a left side cross-sectional view of the present invention.
Fig. 3 is a left side sectional view of the present invention when carried.
Fig. 4 is an enlarged view of a portion a in fig. 1.
Fig. 5 is an enlarged view of a portion B in fig. 2.
Fig. 6 is an enlarged view of the portion C in fig. 2.
Fig. 7 is an enlarged view of a portion D in fig. 2.
Description of reference numerals:
the device comprises an outer box 1, a box body 1-1, a cover 1-2, a rotating rod 1-3, a limiting rod 1-4, a supporting mechanism 2, a supporting rod 2-1, a movable rod 2-2, a gear 2-3, a rack 2-4, a torx handle 2-5, a groove 2-6, a clamping groove 2-7, a display mechanism 3, a first display board 3-1, a second display board 3-2, an inserting rod 3-3, a circular ring 3-4, a vertical sliding groove 3-5, a square groove 3-6, a transverse sliding groove 3-7, a letter sliding block 3-8, a protrusion 3-9, a storage box 4, a protective cover 5, a transparent cover 6, a lifting handle 7, a fixed plate 8, an internal threaded pipe 9, a screw rod 10, a driving wheel 11, a driven wheel 12, a motor 13, a control switch 14, a universal wheel 15, a shielding box 16, A pull rod 17, a cross rod 17-1 and a vertical rod 17-2.
Detailed Description
The invention will be further described with reference to the accompanying drawings.
Referring to fig. 1 to 7, the technical solution adopted by the present embodiment is: the display device comprises an outer box 1, a supporting mechanism 2 and a display mechanism 3, wherein the display mechanism 3 is suspended on the upper side of the outer box 1, the left end and the right end of the lower side of the display mechanism 3 are respectively inserted into the upper ends of the supporting mechanisms 2 on the left side and the right side and are fixed through bolts, and the lower ends of the supporting mechanisms 2 are respectively inserted into the outer box 1;
the outer box 1 consists of a box body 1-1, a cover 1-2, a rotating rod 1-3 and a limiting rod 1-4, wherein the cover 1-2 is arranged on the upper side of the box body 1-1, the rear side wall of the cover 1-2 is screwed with the rear side wall of the box body 1-1 through a hinge, one end of the hinge is fixedly connected with the rear side wall of the box body 1-1 through a bolt, the other end of the hinge is fixedly connected with the rear side wall of the cover 1-2 through a bolt, the front end of the cover 1-2 is fixedly connected with the front side wall of the box body 1-1 through a hinge lock, the fixed edge of the hinge lock is fixed on the front side wall of the cover 1-2 through a bolt, the movable edge of the hinge lock is sleeved on a circular ring, the circular ring is fixed on the front side wall of the box body 1-1 through a bolt, the rotating rod 1-, the left end of the rotating rod 1-3 is connected with the inner side wall at the left side of the box body 1-1 by a bearing in a screwing way, the bearing is embedded in the side wall at the left side of the box body 1-1, the outer ring of the rotating rod is welded and fixed with the inner side wall at the left side of the box body 1-1, the inner ring of the rotating rod 1-3 is welded and fixed with the inner side wall at the right side of the box body 1-1 by a bearing after passing through the lower end of the supporting rod 2-1 in the two supporting mechanisms 2, the inner ring of the rotating rod 1-3 is connected with the inner side wall at the right side of the box body 1-1 in a screwing way, the outer ring of the rotating rod is welded and fixed with the inner side wall at the right side of the box body 1-1, the inner ring of the rotating rod 1-3 is welded and fixed with the right end of the rotating rod 1-, the right end of the support rod penetrates through the middle ends of the support rods 2-1 in the two support mechanisms 2 and the right side wall of the box body 1-1 in sequence and is exposed on the right side of the box body 1-1;
the supporting mechanism 2 also comprises a movable rod 2-2, a gear 2-3, a rack 2-4 and a quincuncial hand wrench 2-5, the lower end of the supporting rod 2-1 is sleeved on the rotating rod 1-3, the rear side of the upper end of the supporting rod is provided with the quincuncial hand wrench 2-5, the front end of the quincuncial hand wrench 2-5 sequentially penetrates through the rear side wall of the supporting rod 2-1 and the center of the gear 2-3 and then is in screwed connection with the front side wall of the supporting rod 2-1 through a bearing, the bearing is embedded in the front side wall of the supporting rod 2-1, the outer ring of the bearing is welded and fixed with the inner side wall of the front side of the supporting rod 2-1, the inner ring of the bearing is welded and fixed with the front end of the quincuncial hand wrench 2-5, the middle end of the quincuncial hand wrench 2-5 is welded and fixed with the gear 2-, the left side of the rack penetrates through the left side wall of the support rod 2-1 and then is exposed at the left side of the support rod 2-1, the right side of the gear 2-3 is engaged with a rack 2-4, a convex edge on the right side wall of the rack 2-4 is arranged in the right side wall of the groove 2-6 in a sliding manner, the convex edge and the rack 2-4 are of an integral structure, the upper end of the rack 2-4 is inserted in the movable rod 2-2, the front side of the lower end of the movable rod 2-2 is screwed with the front side wall of the upper end of the support rod 2-1 through a hinge, one end of the hinge is fixed on the front side wall of the support rod 2-1 through a bolt, the other end of the connecting rod is fixed on the front side wall of the movable rod 2-2 through a bolt, the upper end of the movable rod 2-2 is provided with a clamping groove 2-7, the clamping grooves 2-7 are matched with and inserted into the bulges 3-9 at the lower end of the display mechanism 3;
the display mechanism 3 consists of a first display board 3-1 and a second display board 3-2, inserting rods 3-3 are welded and fixed on the left and right ends of the lower side of the rear side wall of the first display board 3-1, the inserting rods 3-3 are inserted in a circular ring 3-4, the circular ring 3-4 is welded and fixed on the rear side wall of the second display board 3-2, a bulge 3-9 on the lower surface of the second display board 3-2 is matched and inserted with a clamping groove 2-7 on the upper end of a movable rod 2-2, the front side walls of the first display board 3-1 and the second display board 3-2 are respectively provided with a vertical sliding groove 3-5, a square groove 3-6 and a plurality of transverse sliding grooves 3-7, the vertical sliding grooves 3-5 are respectively arranged at the centers of the front side walls of the first display board 3-1 and the second display board 3-2, the square grooves 3-6 are arranged at the lower ends of the vertical sliding grooves 3-5 and are communicated, the plurality of transverse sliding grooves 3-7 are distributed on the left side and the right side of the vertical sliding grooves 3-5 at equal intervals and are communicated with the vertical sliding grooves 3-5, and the plurality of letter sliding blocks 3-8 are arranged in the transverse sliding grooves 3-7 in a sliding mode.
Furthermore, a storage box 4 is arranged on the rear side inside the box body 1-1, the lower side wall of the storage box 4 is fixedly connected with the inner bottom of the box body 1-1 through bolts, the storage box is arranged on the rear side of the rotating rod 1-3, and a spare letter slide block 3-8 can be placed in the storage box 4.
Furthermore, a protective cover 5 is sleeved on the left side of the gear 2-3, and the right end of the protective cover 5 is welded and fixed on the left side wall of the supporting rod 2-1, so that the left teeth of the gear 2-3 can be prevented from scratching people.
Furthermore, the left end and the right end of the upper side of the front side wall of the first display board 3-1 and the second display board 3-2 are respectively provided with a transparent cover 6, the left end, the right end and the lower end of the transparent cover 6 are respectively fixedly adhered to the front side wall of the first display board 3-1 and the second display board 3-2, and a logo for dividing vocabularies can be inserted for students to watch and learn.
Furthermore, a handle 7 is arranged in the center of the rear side wall of the outer box 1, and the left end and the right end of the handle 7 are respectively fixedly connected with the rear side wall of the outer box 1 through bolts, so that the outer box 1 can be conveniently screwed up for carrying.
Further, a fixing plate 8 is arranged at the lower side of the outer box 1, an internal thread pipe 9 is welded and fixed at the front end and the rear end of the upper surface of the fixing plate 8, a screw rod 10 is screwed in the internal thread pipe 9 through threads, the upper end of the screw rod 10 is welded and fixed with a driving wheel 11 and a rotating shaft at the lower end of a driven wheel 12 after passing through the internal thread pipe 9, the rotating shaft at the upper end of the driving wheel 11 passes through the lower side wall of the outer box 1 and is welded and fixed with a motor 13, the middle end of the rotating shaft at the upper end of the driving wheel 11 is screwed with the lower side wall of the outer box 1 through a bearing, the bearing is embedded in the side wall at the lower side of the outer box 1, the outer ring of the bearing is welded and fixed with the lower side wall of the outer box 1, the inner ring of the motor is welded and fixed with the middle end of the rotating shaft at the upper end of the driving wheel 11, the control switch 14 is fixed on the upper surface of the cover 1-2 through a bolt, the driving wheel 11 is connected with the driven wheel 12 through a conveyor belt, the rotating shaft at the upper end of the driven wheel 12 is connected with the lower side wall of the outer box 1 through a bearing in a screwing way, the bearing is embedded in the side wall at the lower side of the outer box 1, the outer ring of the bearing is welded and fixed with the lower side wall of the outer box 1, the inner ring of the bearing is welded and fixed with the rotating shaft at the upper end of the driven wheel 12, the four corners of the lower surface of the fixed plate 8 are all fixed with universal wheels 15 through bolts, the outer side of the universal wheels 15 is sleeved with a shielding box 16, the upper end of the shielding box 16 is welded and fixed with the lower side wall of the outer box 1, the lower end of the universal wheels 15 is inserted in the opening at the lower side of the shielding box 16, the lower surface of the shielding box 16 is higher, after the universal wheels 15 move downwards, the outer box 1 is pushed upwards, and the outer box 1 is pulled through the pull rod 17, so that the labor force can be reduced.
Further, a pull rod 17 is arranged on the rear side of the outer box 1, the pull rod 17 is composed of a cross rod 17-1 and two vertical rods 17-2, the lower ends of the vertical rods 17-2 are respectively screwed with the left end and the right end of the rear side wall of the outer box 1 through threads, the upper ends of the vertical rods 17-2 are respectively screwed with the left end and the right end of the cross rod 17-1 through bearings, when the universal wheel 15 needs to be used for carrying, the pull rod 17 can be pulled, and when the universal wheel is not used, the two vertical rods 17-2 can be respectively rotated, so that the vertical rods 17-2 are separated from the rear side wall of the outer box 1.
The working principle of the specific embodiment is as follows: before use, the spare letter sliding blocks 3-8 are placed in the storage box 4, when the letter sliding blocks 3-8 are used, the letter sliding blocks 3-8 are inserted from the square grooves 3-6 and slide upwards along the vertical sliding grooves 3-5 and then slide into the designated transverse sliding grooves 3-7 to be watched and learned by students according to needs, when the students need to be tested, dividing requirements are inserted into the transparent cover 6, then the letter sliding blocks 3-8 are disordered and slide into the transverse sliding grooves 3-7 on the lower side, then the students are shout to operate, the letter sliding blocks 3-8 required are slid into the transverse sliding grooves 3-7 on the uppermost side, when the letter sliding blocks are not used or need to be carried, the first display board 3-1 and the second display board 3-2 are sequentially taken down, and because the insertion rods 3-3 on the lower side of the first display board 3-1 are inserted into the circular rings 3-4 on the rear side of the second display board 3-2 The inner part and the outer part of the second display board 3-2 are provided with bulges 3-9 at the lower end thereof and clamping grooves 2-7 at the upper end of a movable rod 2-2, so that the second display board can be easily disassembled, then a plum-blossom-shaped hand 2-5 is rotated, the plum-blossom-shaped hand 2-5 drives a gear 2-3 to rotate, the gear 2-3 drives a rack 2-4 to move downwards, so that the upper end of the rack 2-4 can be pulled out of the movable rod 2-2, then a limiting rod 1-4 is pulled out, a supporting rod 2-1 rotates downwards and rotates into a box body 1-1, the movable rod 2-2 rotates to the upper side of the supporting rod 2-1 by taking a hinge as an axis, at the moment, the supporting rod 2-1 and the movable rod 2-2 are both arranged in the box body 1-1, then the first display board 3-1 and the second display board 3-2 are respectively arranged in the, cover lid 1-2, lock through the hinge, portable handle 7, then can carry, if the sensation is heavier, then can press control switch 14, control switch 14 starter motor 13, motor 13 drives action wheel 11 and rotates, action wheel 11 drives the screw rod 10 of rear side and rotates from driving wheel 12, it rotates to drive the screw rod 10 of front side from driving wheel 12, screw rod 10 drives the internal thread pipe 9 below it and moves, internal thread pipe 9 drives fixed plate 8 and moves down, fixed plate 8 drives universal wheel 15 and moves down, universal wheel 15 passes behind the opening of sheltering from the case 16 lower extreme, expose and establish the downside to sheltering from case 16, then adorn pull rod 17, hand pull rod 17 then can easily pull away outer container 1, thereby reducible manpower.
After adopting above-mentioned structure, this embodiment beneficial effect does:
1. the display board is provided with a first display board 3-1 and a second display board 3-2, the front side walls of the first display board 3-1 and the second display board 3-2 are respectively provided with a vertical chute 3-5 and a plurality of transverse chutes 3-7, and letter sliders 3-8 can slide in the vertical chute 3-5 and the transverse chute 3-7 to reach required positions;
2. the vertical sliding groove 3-5 is arranged in the center of the display board, and different vocabularies can be divided on two sides of the vertical sliding groove 3-5, so that the division and the comparison are carried out, and students can know the difference of the vocabularies more clearly;
3. the supporting mechanism 2 is composed of a supporting rod 2-1 and a movable rod 2-2, the supporting rod 2-1 is connected with the movable rod 2-2 through a hinge, the display mechanism 3 is inserted at the upper end of the movable rod 2-2, when the supporting mechanism is not used, the display mechanism 3 can be directly taken down, the first display board 3-1 and the second display board 3-2 are separated, and finally the movable rod 2-2 and the supporting rod 2-1 are rotatably collected into the outer box 1, so that the occupied space is reduced, the supporting mechanism can be conveniently collected, and the carrying is convenient;
4. the downside of outer container 1 is equipped with shelters from case 16, shelters from and is equipped with universal wheel 15 in the case 16, and this universal wheel 15 is fixed on fixed plate 8, and fixed plate 8 reciprocates through motor 13 and screw rod 10 and the linkage of internal thread pipe 9, when needs carry, can with the universal wheel 15 after the lapse, upwards promote outer container 1, through pull rod 17 with the pulling of outer container 1 to reducible labour.
The above description is only for the purpose of illustrating the technical solutions of the present invention and not for the purpose of limiting the same, and other modifications or equivalent substitutions made by those skilled in the art to the technical solutions of the present invention should be covered within the scope of the claims of the present invention without departing from the spirit and scope of the technical solutions of the present invention.

Claims (7)

1. The utility model provides an english literature vocabulary divides show shelf which characterized in that: the display device comprises an outer box (1), a supporting mechanism (2) and a display mechanism (3), wherein the display mechanism (3) is suspended on the upper side of the outer box (1), the left end and the right end of the lower side of the display mechanism (3) are respectively inserted into the upper ends of the supporting mechanisms (2) on the left side and the right side and are fixed through bolts, and the lower ends of the supporting mechanisms (2) are respectively inserted into the outer box (1);
the outer box (1) is composed of a box body (1-1), a cover (1-2), a rotating rod (1-3) and a limiting rod (1-4), the cover (1-2) is arranged on the upper side of the box body (1-1), the rear side wall of the cover (1-2) is in screwed connection with the rear side wall of the box body (1-1) through a hinge, the front end of the cover is fixedly connected with the front side wall of the box body (1-1) through a hinge lock, the rotating rod (1-3) is arranged on the front side inside the box body (1-1), the left end of the rotating rod (1-3) is in screwed connection with the inner side wall on the left side of the box body (1-1) through a bearing, the right end of the rotating rod (1-3) is in screwed connection with the inner side wall on the right side of the box body (1-1) through a bearing after penetrating through the lower ends of supporting rods (2-1) in the two supporting, the left end of the limiting rod (1-4) is inserted on the inner side wall on the left side of the box body (1-1), and the right end of the limiting rod sequentially penetrates through the middle ends of the support rods (2-1) in the two support mechanisms (2) and the right side wall of the box body (1-1) and then is exposed on the right side of the box body (1-1);
the supporting mechanism (2) further comprises a movable rod (2-2), a gear (2-3), a rack (2-4) and a plum blossom hand wrench (2-5), the lower end of the supporting rod (2-1) is sleeved on the rotating rod (1-3), the rear side of the upper end of the supporting rod is provided with the plum blossom hand wrench (2-5), the front end of the plum blossom hand wrench (2-5) sequentially penetrates through the rear side wall of the supporting rod (2-1) and the center of the gear (2-3) and then is screwed with the front side wall of the supporting rod (2-1) through a bearing, the middle end of the plum blossom hand wrench (2-5) is fixedly connected with the gear (2-3), the right side of the gear (2-3) is arranged in a groove (2-6) at the upper end of the supporting rod (2-1), and the left side of the gear passes through the left side wall of the supporting rod (, the rack is exposed on the left side of the supporting rod (2-1), the right side of the gear (2-3) is meshed with a rack (2-4), a convex edge on the right side wall of the rack (2-4) is arranged in the right side wall of the groove (2-6) in a sliding manner, the upper end of the rack (2-4) is embedded in the movable rod (2-2), the front side of the lower end of the movable rod (2-2) is connected with the front side wall of the upper end of the supporting rod (2-1) in a rotating manner through a hinge, the upper end of the movable rod (2-2) is provided with a clamping groove (2-7), and the clamping groove (2-7) is inserted in a matching manner with a bulge (3-9) at the lower;
the display mechanism (3) is composed of a first display board (3-1) and a second display board (3-2), transparent covers (6) are arranged at the left and right ends of the upper side of the front side wall of the first display board (3-1) and the second display board (3-2), the left and right ends and the lower end of each transparent cover (6) are respectively and fixedly connected with the front side wall of the first display board (3-1) and the front side wall of the second display board (3-2), inserting rods (3-3) are fixed at the left and right ends of the lower side of the rear side wall of the first display board (3-1), the inserting rods (3-3) are inserted in circular rings (3-4), the circular rings (3-4) are fixed on the rear side wall of the second display board (3-2), protrusions (3-9) on the lower surface of the second display board (3-2) are matched with clamping grooves (2-7) of the movable rods (2-2) to be inserted, the front side walls of the first display board (3-1) and the second display board (3-2) are respectively provided with a vertical sliding groove (3-5), a square groove (3-6) and a plurality of transverse sliding grooves (3-7), the vertical sliding grooves (3-5) are respectively arranged at the centers of the front side walls of the first display board (3-1) and the second display board (3-2), the square grooves (3-6) are arranged at the lower ends of the vertical sliding grooves (3-5) and are communicated, the plurality of transverse sliding grooves (3-7) are equidistantly distributed at the left side and the right side of the vertical sliding grooves (3-5) and are communicated with the vertical sliding grooves (3-5), and the plurality of letter sliding blocks (3-8) are arranged in the transverse sliding grooves (3-7) in a sliding mode.
2. The English literature vocabulary division display stand of claim 1, wherein: the rear side in the box body (1-1) is provided with a storage box (4), the lower side wall of the storage box (4) is fixedly connected with the inner bottom of the box body (1-1) and is arranged on the rear side of the rotating rod (1-3), and the letter slide block (3-8) to be used is placed in the storage box (4).
3. The English literature vocabulary division display stand of claim 1, wherein: the left side of the gear (2-3) is sleeved with a protective cover (5), the right end of the protective cover (5) is fixed on the left side wall of the supporting rod (2-1), and the teeth on the left side of the gear (2-3) are covered.
4. The English literature vocabulary division display stand of claim 1, wherein: the handle (7) is arranged at the center of the rear side wall of the outer box (1), the left end and the right end of the handle (7) are fixedly connected with the rear side wall of the outer box (1) through bolts respectively, and the handle (7) is screwed up by hands to screw up the outer box (1) for carrying.
5. The English literature vocabulary division display stand of claim 1, wherein: a fixing plate (8) is arranged on the lower side of the outer box (1), internal threaded pipes (9) are fixed at the front end and the rear end of the upper surface of the fixing plate (8), a screw rod (10) is screwed in the internal threaded pipe (9) through threads, the upper end of the screw rod (10) penetrates through the internal threaded pipe (9) and is fixedly connected with rotating shafts at the lower ends of a driving wheel (11) and a driven wheel (12) respectively, the rotating shaft at the upper end of the driving wheel (11) penetrates through the lower side wall of the outer box (1) and is fixedly connected with a motor (13), the middle end of the rotating shaft at the upper end of the driving wheel (11) is screwed with the lower side wall of the outer box (1) through a bearing, the motor (13) is fixed on the inner side wall of the lower side of the outer box (1) and is connected with a control switch (14), the control switch (14) is fixed on the upper surface of a cover (1, the rotating shaft at the upper end of the driven wheel (12) is connected with the lower side wall of the outer box (1) through a bearing in a rotating mode, four corners of the lower surface of the fixing plate (8) are respectively fixedly provided with a universal wheel (15), the outer side of the universal wheel (15) is sleeved with a shielding box (16), the upper end of the shielding box (16) is fixedly connected with the lower side wall of the outer box (1), the lower end of the universal wheel (15) is inserted into an opening in the lower side of the shielding box (16), the lower surface of the shielding box (16) is higher than the lower edge of the universal wheel (15), the motor (13) can drive the driving wheel (11) to rotate, the driving wheel (11) drives the screw rod (10) at the rear side and the driven wheel (12) to rotate, the driven wheel (12) drives the screw rod (10) at the front side to rotate, the screw rod (10) drives the internal threaded pipe (9) to move downwards, the internal threaded pipe (9) drives the fixing plate (8) to move downwards, therefore, the outer box (1) is conveyed through the universal wheels (15), and labor is reduced.
6. The English literature vocabulary division display stand of claim 5, wherein: the rear side of the outer box (1) is provided with a pull rod (17), the pull rod (17) is composed of a cross rod (17-1) and two vertical rods (17-2), the lower ends of the vertical rods (17-2) are respectively screwed with the left end and the right end of the rear side wall of the outer box (1) through threads, the upper ends of the vertical rods are respectively screwed with the left end and the right end of the cross rod (17-1) through bearings, and the outer box (1) is driven to move by pulling the pull rod (17) manually.
7. The English literature vocabulary division display stand of claim 4, wherein: the working principle is as follows: before use, the letter sliding blocks (3-8) to be used are prepared, when the letter sliding blocks (3-8) are used, the letter sliding blocks (3-8) are inserted from the square grooves (3-6) and slide upwards along the vertical sliding grooves (3-5) and then slide into the designated transverse sliding grooves (3-7) according to needs to be watched and learned by students, when the students need to be tested, the dividing requirements are inserted into the transparent cover (6), then the letter sliding blocks (3-8) are disorganized and slide into the transverse sliding grooves (3-7) on the lower side, then the students are shout to operate, the letter sliding blocks (3-8) with the dividing requirements slide into the transverse sliding grooves (3-7) on the uppermost side, and when the letter sliding blocks are not used or need to be carried, the first display board (3-1) and the second display board (3-2) are sequentially taken down, as the inserting rod (3-3) at the lower side of the first display board (3-1) is inserted into the circular ring (3-4) at the rear side of the second display board (3-2), the bulge (3-9) at the lower end of the second display board (3-2) is matched and inserted with the clamping groove (2-7) at the upper end of the movable rod (2-2), so that the second display board can be easily disassembled, then the plum blossom hand screw (2-5) is rotated, the plum blossom hand screw (2-5) drives the gear (2-3) to rotate, the gear (2-3) drives the rack (2-4) to move downwards, so that the upper end of the rack (2-4) can be pulled out from the movable rod (2-2), then the limiting rod (1-4) is pulled out, the supporting rod (2-1) rotates downwards and rotates into the box body (1-1), the movable rod (2-2) rotates to the upper side of the support rod (2-1) by taking the hinge as an axis, the support rod (2-1) and the movable rod (2-2) are both arranged in the box body (1-1), then the first display board (3-1) and the second display board (3-2) are respectively placed in the box body (1-1), the cover (1-2) is covered, the hinge is locked, and the handle (7) is lifted and carried.
CN201910186452.6A 2019-03-02 2019-03-02 English literature vocabulary division show shelf Active CN109712435B (en)

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CN110738876B (en) * 2019-09-20 2021-08-31 潍坊工程职业学院 Computer teaching instrument convenient to move
CN110992780B (en) * 2019-12-06 2021-07-23 商洛学院 Word mnemonic presentation device is used in college english teaching
CN113012528A (en) * 2021-02-28 2021-06-22 东营职业学院 Multi-functional english teaching aid

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