CN211087641U

CN211087641U - English teaching vocabulary display device

Info

Publication number: CN211087641U
Application number: CN201922348183.7U
Authority: CN
Inventors: 赵军
Original assignee: Neijiang Normal University
Current assignee: Neijiang Normal University
Priority date: 2019-12-24
Filing date: 2019-12-24
Publication date: 2020-07-24
Anticipated expiration: 2029-12-24

Abstract

English teaching vocabulary display device, the utility model relates to an english teaching aid technical field; the four corners of the lower surface of the base are all provided with through holes, universal wheels are arranged in the through holes, the upper ends of the universal wheels are fixed on the lower surface of a fixed plate, the four corners of the upper surface of the fixed plate are all fixed with a screw rod, the screw rod is inserted in an internal thread pipe, a rocking handle is arranged above the base, the upper end of the rocking handle is fixedly connected with the lower end of a rotating shaft, the left side and the right side of the rear side inside the display board are both provided with door bodies, magnet layers are adhered on the outer side walls of the door bodies, two positioning holes are arranged in the centers of the outer side walls of the lower sides of the fixed frames, positioning bolts are screwed with the positioning holes, the fixed plate is arranged inside the base, the universal wheels are driven to move up and down through the up and down movement of the fixed plate, the universal wheels can be moved to the lower side of the base when the universal, low manufacturing cost and the like.

Description

English teaching vocabulary display device

Technical Field

The utility model relates to an english teaching aid technical field, concretely relates to english teaching vocabulary display device.

Background

At present, along with the development of society and the intersection of each country's language, the language of study other countries has become necessary trend, and english also becomes the indispensable class in the education field of china as global common language, the study of english now, begin to learn to become primary school by original middle school and begin to learn, also there are many children from kindergarten just beginning to contact english, and many works now all involve english, the importance of visible english, when teaching english, need use display device, and the english teaching show board on the current market, the pattern is of a kind abundant, there is beta structure, pull rod contraction type structure, also have some simpler structures, but no matter which show board all has the inconvenient problem of removal, treat to improve urgently.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to prior art's defect and not enough, provide a reasonable in design, convenient to use's english teaching vocabulary display device, be equipped with the fixed plate in the inside of base, through reciprocating of fixed plate drive reciprocating of universal wheel, can move the downside of base with the universal wheel when needing to remove, remove through the universal wheel, when need not to remove, then accomodate the universal wheel to the base in, and then increase the stability of base.

In order to achieve the above object, the utility model adopts the following technical scheme: the multifunctional demonstration table comprises a base, supporting rods and demonstration boards, wherein the supporting rods are fixed on the left side and the right side of the upper surface of the base, and the demonstration boards are arranged on the upper sides of the supporting rods; the inner part of the base is of a hollow structure, through holes are formed in four corners of the lower surface of the base, universal wheels are arranged in the through holes, the upper ends of the universal wheels are fixed on the lower surface of the fixing plate, the fixing plate is arranged in the base, the screws are fixed at the four corners of the upper surface of the fixing plate, the screws are inserted into the internal screw tubes and are screwed through threads, the upper ends of the internal screw tubes penetrate through bearings in the upper side wall of the base and are exposed on the upper side of the base, the rocking handle is suspended above the base, the upper ends of the rocking handles are fixedly connected with the lower ends of the rotating shafts, the upper ends of the rotating shafts sequentially penetrate through the bearings on the lower side wall of the fixing frame and the display plate and are screwed with the inner side wall of the upper side of the fixing frame through the bearings, and the outer ring wall of the middle end of the rotating shaft is fixedly connected with the inner side wall of, the inside of show board is hollow structure, the left and right sides of the inside rear side of show board all is equipped with a body, one side that the door body was kept away from the show board center connects soon through the inside wall of hinge and show board left and right sides respectively, the opposite side of the door body is connected through the lower lateral wall from bullet ware and show board, all glue on the lateral wall of the door body and be equipped with the magnet layer, the show board sets up in the inside of fixed frame, be equipped with two locating holes in the center of fixed frame downside lateral wall, two locating holes set up respectively in the left and right sides of pivot, the locating pin passes behind the center of rocking handle, connect soon with the.

Furthermore, the centre of show board rear side wall downside on connect the dwang through the bearing soon, the cover is established fixedly on the front end of this dwang and is fixed with the limiting plate, this limiting plate semicircular in shape sets up, inserts on one side of limiting plate and is equipped with the locating pin, this locating pin passes the limiting plate after, insert and establish in the rear side wall of show board.

Further, the bracing piece constitute by No. two internal thread pipes and No. two screw rods, the upper end of No. two internal thread pipes is fixed respectively on the left and right sides of fixed frame lower surface, the lower pot head of No. two internal thread pipes is established on No. two screw rods, and connect soon through the screw thread, the lower extreme of No. two screw rods passes behind the runner respectively, connect soon through the last lateral wall of bearing and base, runner and No. two screw rod fixed connection, the runner of the left and right sides passes through the conveyer belt and connects, the inside left side of base is equipped with the motor, this motor is connected with external power source, and its output shaft passes behind the last lateral wall of base, with the lower extreme fixed connection of left No. two screw rods.

Furthermore, the inside of show board be equipped with the baffle, the front side and the left and right sides of this baffle respectively with show inboard wall fixed connection of board.

Further, the lower extreme of a internal thread pipe on all overlap and establish and be fixed with No. two and rotate the wheel, No. two rotate the wheel and set up in the base, four No. two rotate the wheel and pass through the conveyer belt and connect.

Furthermore, a quincuncial hand wrench is fixed at the upper end of the first internal thread tube at the right front side and is suspended at the upper side of the base.

After the structure is adopted, the beneficial effects of the utility model are that: english teaching vocabulary display device, be equipped with the fixed plate in the inside of base, through reciprocating of fixed plate drive reciprocating of universal wheel, can move the downside to the base with the universal wheel when needing to remove, remove through the universal wheel, when need not to remove, then accomodate the universal wheel to the base in, and then increase the stability of base, the utility model has the advantages of it is reasonable to set up, the cost of manufacture is low.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is the structure diagram of the display board of the present invention after rotating 180 degrees.

Fig. 3 is a sectional view taken along line a-a of fig. 2.

Fig. 4 is an enlarged view of a portion B in fig. 2.

Fig. 5 is a schematic structural view of the display board of the present invention.

Fig. 6 is a cross-sectional view of the base of the present invention.

Fig. 7 is an enlarged view of the portion C in fig. 6.

Fig. 8 is a schematic structural view of the middle door body of the present invention.

Description of reference numerals:

the display device comprises a base 1, a support rod 2, a second internal thread pipe 2-1, a second screw rod 2-2, a display board 3, a universal wheel 4, a fixing plate 5, a first internal thread pipe 6, a first screw rod 7, a fixing frame 8, a rotating shaft 9, a rocking handle 10, a through hole 11, a door body 12, a magnet layer 13, the fixing frame 8, a positioning hole 14, a positioning bolt 15, a rotating rod 16, a limiting plate 17, a positioning pin 18, a first rotating wheel 19, a motor 20, a partition plate 21, a second rotating wheel 22 and a plum-blossom hand screw 23.

The specific implementation mode is as follows:

the technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1 to 8, the following technical solutions are adopted in the present embodiment: the multifunctional show stand comprises a base 1, support rods 2 and show plates 3, wherein the support rods 2 are arranged on the left side and the right side of the upper surface of the base 1, and the show plates 3 are arranged on the upper sides of the support rods 2; the novel multifunctional rocking chair comprises a universal wheel 4, a fixed plate 5, a first internal thread pipe 6, a first screw 7, a fixed frame 8, a rotating shaft 9 and a rocking handle 10, wherein the interior of a base 1 is of a hollow structure, four corners of the lower surface of the base 1 are respectively provided with a through hole 11, the universal wheel 4 is arranged in the through hole 11, the upper end of the universal wheel 4 is fixed on the lower surface of the fixed plate 5 through bolts, the fixed plate 5 is arranged in the base 1, the first screw 7 is fixedly welded at the four corners of the upper surface of the fixed plate 5, the first screw 7 is inserted in the first internal thread pipe 6 and is screwed through threads, the upper end of the first internal thread pipe 6 passes through a bearing in the upper side wall of the base 1 and then is exposed at the upper side of the base 1, the bearing is embedded in the upper side wall of the base 1, the outer ring of the bearing is fixedly welded with the inner side wall of the upper side wall of the base 1, the inner ring of the first internal thread, the second rotating wheel 22 is arranged in the base 1, the four second rotating wheels 22 are connected through a conveyor belt, and the other three first internal thread pipes 6 can be driven to rotate only by rotating one first internal thread pipe 6, so that time and labor are saved, the upper end of the first internal thread pipe 6 at the right front side is fixedly welded with a quincunx hand screw 23, the quincunx hand screw 23 is hung at the upper side of the base 1 and can conveniently drive the first internal thread pipe 6 to rotate, a crank 10 is hung above the base 1, the upper end of the crank 10 is fixedly welded with the lower end of a rotating shaft 9, the upper end of the rotating shaft 9 sequentially passes through a bearing on the lower side wall of the fixed frame 8 and a display plate 3 and is screwed with the inner side wall of the upper side of the fixed frame 8 through the bearing, the bearings at the upper side and the lower side of the fixed frame 8 are respectively embedded in the upper side wall and the lower side wall of the fixed frame 8, the outer, the outer ring wall of the middle end of the rotating shaft 9 is welded and fixed with the inner side wall of the display board 3, the display board 3 is of a hollow structure, the left side and the right side of the rear side inside the display board 3 are respectively provided with a door body 12, one side of the door body 12, far away from the center of the display board 3, is respectively connected with the inner side walls of the left side and the right side of the display board 3 in a screwing way through a hinge, one side of the hinge is fixed on the inner side walls of the left side and the right side of the display board 3 through bolts, the other side of the hinge is fixed on the rear side wall of the door body 12 through bolts, the other side of the door body 12 is connected with the lower side wall of the display board 3 through a self-bouncing device, a push rod at the center of the self-bouncing device is adsorbed on the rear side wall of the door body 12, the outer side wall of the door body 12 is respectively adhered with a magnet layer 13, the display board 3 is arranged, the iron sheet written with words can be classified, which is convenient for teachers to take, two positioning holes 14 are arranged in the center of the outer side wall of the lower side of the fixing frame 8, the two positioning holes 14 are respectively arranged at the left and the right sides of the rotating shaft 9, the positioning bolts 15 are screwed with the positioning holes 14 after passing through the center of the rocking handle 10, the rotating rod 16 is screwed on the center of the lower side of the rear side wall of the display board 3 through a bearing, the bearing is embedded in the rear side wall of the display board 3, the outer ring of the bearing is welded and fixed with the inner side wall of the rear side of the display board 3, the inner ring of the bearing is welded and fixed with the rotating rod 16, a limiting plate 17 is sleeved and welded and fixed on the front end of the rotating rod 16, the limiting plate 17 is semicircular, a positioning pin 18 is inserted on one side of the limiting plate 17, the positioning pin 18 is inserted in the rear side wall of the display board 3 after, so that the door body 12 is opened.

Furthermore, the support rod 2 is composed of a second internal thread tube 2-1 and a second screw rod 2-2, the upper end of the second internal thread tube 2-1 is welded and fixed on the left and right sides of the lower surface of the fixed frame 8, the lower end of the second internal thread tube 2-1 is sleeved on the second screw rod 2-2 and is screwed through threads, the lower end of the second screw rod 2-2 passes through a first rotating wheel 19 and is screwed with the upper side wall of the base 1 through a bearing, the bearing is embedded in the upper side wall of the base 1, the outer ring of the bearing is welded and fixed with the inner side wall of the upper side of the base 1, the inner ring of the bearing is welded and fixed with the lower end of the second screw rod 2-2, the first rotating wheel 19 is welded and fixed with the second screw rod 2-2, the first rotating wheels 19 on the left and right sides are connected through a conveyor belt, the left side inside, the model of the motor 20 is 40KTYZ, the motor 20 is connected with an external power supply, an output shaft of the motor passes through the upper side wall of the base 1 and then is welded and fixed with the lower end of the second screw rod 2-2 on the left side, and the height of the fixing frame 8 can be adjusted according to needs.

The working principle of the specific embodiment is as follows: before use, the quincuncial hand screw 23 is rotated, the quincuncial hand screw 23 drives the first internal thread pipe 6 on the right front side to rotate, the first internal thread pipe 6 drives the second rotating wheel 22 on the lower end of the first internal thread pipe to rotate, the second rotating wheel 22 drives the other three second rotating wheels 22 to rotate through a conveyor belt, the second rotating wheel 22 drives the first internal thread pipe 6 inside the second internal thread pipe to rotate, the four first internal thread pipes 6 simultaneously drive the first screw 7 to move downwards, the first screw 7 drives the fixing plate 5 to move downwards, the fixing plate 5 drives the universal wheel 4 to move downwards until the lower side of the universal wheel 4 is lower than the base 1, then the universal wheel 4 drives the device to move to a position to be used, then the quincuncial hand screw 23 is reversely rotated, the quincuncial hand screw 23 drives the first internal thread pipe 6 on the right front side to reversely rotate, and then the other three first internal thread pipes 6 are driven to rotate through the cooperation between the four second rotating wheels 22, four first internal thread pipes 6 drive a first screw rod 7 to move upwards, the first screw rod 7 retracts a universal wheel 4 into a base 1 through a fixing plate 5, the lower side of the base 1 is contacted with the ground, then a motor 20 is started, the motor 20 drives a second screw rod 2-2 on the left side to rotate, the second screw rod 2-2 drives a first rotating wheel 19 to rotate, the first rotating wheel 19 on the right side drives a first rotating wheel 19 on the right side to rotate through a conveyor belt, the first rotating wheel 19 on the right side drives a second screw rod 2-2 in the first rotating wheel to rotate, the second screw rods 2-2 on the left side and the right side simultaneously drive a second internal thread pipe 2-1 to move upwards until reaching a required position, then a teacher can write contents to be explained on the front side of a display plate 3, when words need to be displayed, a positioning bolt 15 can be pulled out, a rocking handle 10 is rotated for 180 degrees, make the rear side wall position front side of show board 3, then with the iron sheet that has written with the vocabulary that prepares in advance take out from show board 3 is inside, close door body 12, take off rotation dwang 16 with locating pin 18 again, dwang 16 drives limiting plate 17 and rotates, make limiting plate 17's arc limit turn to door body 12's front side, then insert locating pin 18 again and carry out spacingly on the show board 3, limiting plate 17 is located door body 12's front side this moment, accessible limiting plate 17 keeps off door body 12, thereby prevent carelessly to press from the bullet ware, make door body 12 open, adsorb the iron sheet on the magnet layer 13 on door body 12 at last, can supply students to watch.

After adopting above-mentioned structure, this embodiment's beneficial effect is as follows:

1. the fixing plate 5 is arranged in the base 1, the universal wheels 4 are driven to move up and down through the up-and-down movement of the fixing plate 5, the universal wheels 4 can be moved to the lower side of the base 1 when the universal wheels need to move, the universal wheels 4 can be accommodated in the base 1 through the movement of the universal wheels 4 when the universal wheels do not need to move, and the stability of the base 1 is further improved;

2. the magnet layer 13 is arranged on the front side wall of the door body 12, so that iron sheets written with English can be adsorbed on the magnet layer 13, and the iron sheets can be repeatedly used for a long time, thereby saving time and labor;

3. show board 3 is hollow structure, and the rear side of show board 3 is equipped with a body 12, and the inside of show board 3 is equipped with baffle 21, can place the iron sheet classification that has written english on baffle 21, makes things convenient for the mr to take.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. English teaching vocabulary display device, it includes base (1), bracing piece (2) and show board (3), the bracing piece (2) is fixed on both sides of the upper surface of base (1), the upside of the bracing piece (2) is equipped with the show board (3); the method is characterized in that: the device also comprises a universal wheel (4), a fixed plate (5), an internal threaded pipe (6), a screw rod (7), a fixed frame (8), a rotating shaft (9) and a rocking handle (10), wherein the inside of the base (1) is of a hollow structure, through holes (11) are formed in four corners of the lower surface of the base (1), the universal wheel (4) is arranged in the through holes (11), the upper end of the universal wheel (4) is fixed on the lower surface of the fixed plate (5), the fixed plate (5) is arranged in the base (1), the screw rod (7) is fixed on each of four corners of the upper surface of the fixed plate (5), the screw rod (7) is inserted in the internal threaded pipe (6) and is screwed through threads, the upper end of the internal threaded pipe (6) passes through a bearing in the upper side wall of the base (1) and then is exposed at the upper side of the base (1), the rocking handle (10) is suspended above the base (1), the upper end of a rocking handle (10) is fixedly connected with the lower end of a rotating shaft (9), the upper end of the rotating shaft (9) sequentially penetrates through a bearing on the lower side wall of a fixed frame (8) and is screwed with the inner side wall of the upper side of the fixed frame (8) after passing through a display board (3), the outer ring wall of the middle end of the rotating shaft (9) is fixedly connected with the inner side wall of the display board (3), the inside of the display board (3) is of a hollow structure, door bodies (12) are arranged on the left side and the right side of the rear side inside the display board (3), one side of each door body (12) far away from the center of the display board (3) is respectively screwed with the inner side walls of the left side and the right side of the display board (3) through hinges, the other side of each door body (12) is connected with the lower side wall of the display board (3) through a self-bouncing device, magnet layers (13) are respectively adhered on the outer side walls of the door bodies (, the two positioning holes (14) are respectively arranged at the left side and the right side of the rotating shaft (9), and the positioning bolt (15) penetrates through the center of the rocking handle (10) and then is screwed with the positioning holes (14).

2. The english teaching vocabulary display device of claim 1, characterized in that: show board (3) rear side wall downside center on connect dwang (16) through the bearing soon, the cover is established fixedly on the front end of this dwang (16) and is limited position board (17), this limiting plate (17) semicircular in shape sets up, inserts on one side of limiting plate (17) and is equipped with locating pin (18), after this locating pin (18) passed limiting plate (17), insert and establish in the rear side wall of show board (3).

3. The english teaching vocabulary display device of claim 1, characterized in that: the supporting rod (2) is composed of a second internal thread pipe (2-1) and a second screw rod (2-2), the upper end of the second internal thread pipe (2-1) is respectively fixed on the left side and the right side of the lower surface of the fixing frame (8), the lower end of the second internal thread pipe (2-1) is sleeved on the second screw rod (2-2) and is screwed through threads, the lower end of the second screw rod (2-2) is screwed with the upper side wall of the base (1) through a bearing after passing through a first rotating wheel (19), the first rotating wheel (19) is fixedly connected with the second screw rod (2-2), the first rotating wheels (19) on the left side and the right side are connected through a conveyor belt, a motor (20) is arranged on the left side inside the base (1), the motor (20) is connected with an external power supply, and an output shaft of the motor passes through the upper side wall of the base (1), is fixedly connected with the lower end of the second screw rod (2-2) at the left side.

4. The english teaching vocabulary display device of claim 1, characterized in that: the inside of show board (3) be equipped with baffle (21), the front side and the left and right sides of this baffle (21) respectively with show board (3) inside wall fixed connection.

5. The english teaching vocabulary display device of claim 1, characterized in that: the lower extreme of a internal thread pipe (6) on all overlap and establish and be fixed with No. two and rotate wheel (22), No. two rotate wheel (22) and set up in base (1), four No. two rotate wheel (22) and pass through the conveyer belt and connect.

6. The english teaching vocabulary display device of claim 5, characterized in that: the upper end of the first internal thread tube (6) at the right front side is fixed with a quincuncial hand wrench (23), and the quincuncial hand wrench (23) is suspended at the upper side of the base (1).