CN208240214U - Multi-modal English teaching device for English teaching - Google Patents

Abstract

The utility model provides the multi-modal English teaching device for being used for English teaching, including double end external thread rod, three-legged supporting frame, foldable promotion rod structure, rotating seat, rotary shaft, deep groove ball bearing is connected and fixed seat, connects bolt and nut, laser inscription structure, storing case, snap fastener, nylon cable tie, the big screen plate structure of English teaching, nylon drawstring, sub- velcro and female velcro, one end of the double end external thread rod connect three-legged supporting frame, and the other end connects foldable promotion rod structure；One end of the rotary shaft is welded on the lower middle position of rotating seat, and the other end is mounted on the bosom position for being connected and fixed seat by deep groove ball bearing.The utility model structure is simple, easily operated, it can be achieved that folding storage, convenient for storage, while can also carry out height adjustment, be readily disassembled, the student for being applicable to different age group carries out study use, and teachers ' teaching is facilitated to work.

Description

Multi-modal English teaching device for English teaching

Technical field

The utility model belongs to instructional device technical field, the more particularly, to multi-modal English teaching dress of English teaching It sets.

Background technique

Study English in addition on classroom by the introduction of teacher other than, at home or the time after school is practiced and is write And it is considerable, the especially writing and pronunciation of English, some schools will not only examine the writing of English in English exam Ability, while spoken ability is also examined, the listening, speaking, reading and writing of English word is in most cases confined on classroom, in class The remaining time or it is to be carried out between classmate or is exactly parent's progress of going home, it is inefficient and dull, and classmate most of the time Or parent does not have so much vacant time to dictate, and is unable to satisfy with the demand write is obeyed, we design one thus Kind is used for the multi-modal English teaching device of English teaching.

Existing multi-modal English teaching device designs this there is also existing design majority for box-type and results in not side Just it imparts knowledge to students, it has not been convenient to the problem of storage and storage and the student for not being suitable for different age group carry out English study.

Therefore, invention is very necessary for the multi-modal English teaching device of English teaching.

Utility model content

In order to solve the above-mentioned technical problem, the utility model provides the multi-modal English teaching device for being used for English teaching, This, which is designed, as box-type there is existing design majority to solve existing multi-modal English teaching device results in inconvenient religion It learns, it has not been convenient to the problem of storage and storage and the student for not being suitable for different age group carry out English study.It is taught for English The multi-modal English teaching device learned, including double end external thread rod, three-legged supporting frame, foldable promotion rod structure, rotating seat, rotation Shaft, deep groove ball bearing are connected and fixed seat, connect bolt and nut, laser inscription structure, storing case, snap fastener, nylon bundle One end of band, the big screen plate structure of English teaching, nylon drawstring, sub- velcro and female velcro, the double end external thread rod connects Three-legged supporting frame is connect, the other end connects foldable promotion rod structure；One end of the rotary shaft is welded on the lower part of rotating seat Middle position, the other end are mounted on the bosom position for being connected and fixed seat by deep groove ball bearing；The deep groove ball bearing It is embedded in the bosom position for being connected and fixed seat；The seat that is connected and fixed is connected to foldable mention by connecting bolt and nut The top of rising stem structure；The laser inscription structure, which is horizontally through between nylon cable tie and nylon cable tie, is placed on storing case Inside；The snap fastener is glued to the top of nylon cable tie；The nylon cable tie is longitudinally glued to storing case respectively Front surface middle position and rear surface middle position；The big screen plate structure of the English teaching is mounted on the top of rotating seat；Institute Sub- velcro is glued in the nylon drawstring one end stated, and the other end is laterally glued to the right side middle position of double end external thread rod；It is described Nylon drawstring one end be glued female velcro, the other end is laterally glued to the left side middle position of double end external thread rod；Described Sub- velcro and female velcro stickup are equipped with；The foldable promotion rod structure includes fixed plate, and arc fixing seat connects Spindle, homalocephalus swingle, telescoping tube and adjusting bolt, the fixed plate transverse weld is on the top of arc fixing seat；It is described The homalocephalus end of homalocephalus swingle the lower inside of arc fixing seat is mounted on by connecting shaft；The telescoping tube is socketed in flat The outer lower portion of head swingle；The adjusting bolt thread is connected to the junction of telescoping tube and homalocephalus swingle.

Preferably, the arc fixing seat includes L-type fixed baffle, L-type flapper and hinged bolt, described The upper right quarter longitudinal measure of L-type fixed baffle is in the left side middle position of arc fixing seat；The top of the L-type flapper The right side middle position of arc fixing seat is mounted on by hinged bolt；The short slab position of the L-type fixed baffle and L-type The short slab position face of flapper is arranged.

Preferably, the big screen plate structure of the English teaching includes pushing and pulling blank, sliding block, sliding rail and mounting base, described Screw is connected to the upside of push-and-pull blank or so two positions of two and downside or so to sliding block respectively；The sliding block slides in pairs It is connected to the inside of sliding rail；The push-and-pull blank passes through the sliding block being arranged in pairs and installs between sliding rail and sliding rail；The cunning Cross bolts are mounted on two positions in the inside of mounting base or more to rail respectively；The push-and-pull blank is placed in the positive table of mounting base Face.

Preferably, the mounting base includes fixed blank, second level oval-shaped groove, 52 inches of touch plate electricity Brain and with power cord plug, the fixation blank bolt are mounted on middle position on the left of the front surface of mounting base；Described two Grade oval-shaped groove is provided with middle position on the right side of the front surface of fixed blank；52 inches of touch tablet computers It is articulated in the inner right side middle position of mounting base；The bottom right wall grafting of mounting base is run through in the left end with power cord plug In the right lower quadrant USB jack of 52 inches of touch tablet computers.

Preferably, the laser inscription structure includes rubber cap, connecting rope, lever and extension bar, the rubber Cap is connected to the top of lever by connecting rope；The rubber cap is plugged on the upper end entrance of lever；The extension bar Longitudinal screw is connected to the inner lower of lever.

Preferably, the lever includes laser lamp ontology and placing groove, and the laser lamp ontology longitudinal direction grafting is in one's hands Inside the placing groove that the upper inside of handle longitudinally opens up.

Preferably, the lower end longitudinal screw of the extension bar is connected with disassembly pipe；The bosom of the disassembly pipe Position is threaded with thread head；The lower middle position splicing of the thread head has aqueous marker；The disassembly pipe Lower end be connected with Dustproof plastic cap；The Dustproof plastic cap is socketed in the outside of aqueous marker.

Preferably, the three-legged supporting frame includes folding leg, and installation axle, mounting hole, limited block and internal screw thread are cylindrical Attachment base, the installation axle are mounted on internal screw thread cylinder attachment base through the mounting hole that the inside lower left side of folding leg opens up Inside edge at the inside grooves that open up；The limited block screw is connected to the rear surface side of internal screw thread cylinder attachment base At edge.

Preferably, the inside middle position of the folding leg offers threading hole；The threading hole is internally provided with Tied rope；The lower end of the folding leg, which is glued, the rubber block with a thickness of five centimetres to eight centimetres.

Preferably, described be connected and fixed between seat and fixed plate is attached by connecting bolt and nut.

Preferably, the upper end of the lower end of the telescoping tube and double end external thread rod is threadedly coupled setting.

Preferably, the mounting base and rotating seat are bolted setting.

Preferably, middle position offers level-one oval-shaped groove on the left of the front surface of the push-and-pull blank.

Preferably, the push-and-pull blank is located at the front surface forward position for fixing blank and 52 inches touch The front surface forward position of tablet computer.

Preferably, there are three folding leg settings；Angle between the folding leg and folding leg is set as one 115 degree to 120 degree.

Preferably, there are three limited block settings；Angle between the limited block and limited block is set as one 115 degree to 120 degree；The limited block is placed in the rear surface position of folding leg.

Preferably, the internal screw thread cylinder attachment base is threaded in the lower end of double end external thread rod.

Compared with prior art, the utility model has the following beneficial effects:

1. in the utility model, the push-and-pull blank, mounting base, fixed blank and 52 inches of touch plates are electric The troublesome operation step of original cabinet design can be changed in the setting of brain, convenient for the development of teaching, is touched by 52 inches The student that the formula tablet computer of touching is applicable to different age group learns to use, and without replacing teaching material again, can directly impart knowledge to students Content downloading and displaying.

2. in the utility model, the fixed plate, arc fixing seat, connecting shaft, homalocephalus swingle, telescoping tube and adjusting The setting of bolt, can easy of rise mounting base, learn to use convenient for the student of different age group, while can also carry out folding flat Head swingle, convenient for collecting and storage.

3. in the utility model, the folding leg, installation axle, mounting hole, limited block and internal screw thread cylinder attachment base Setting, can folding leg convenient for collecting, be convenient for folding storage, facilitate storage, improve utilization rate.

4. in the utility model, the setting of the tied rope can facilitate and tighten folded folding leg, convenient for receiving It receives.

5. in the utility model, the setting of the aqueous marker and thread head can facilitate carry out dismounting and change, be convenient for Teaching uses.

6. in the utility model, the setting of the disassembly pipe and Dustproof plastic cap can preferably store aqueous marker, Good dustproof effect can also be played simultaneously.

7. in the utility model, the setting of the laser lamp ontology can preferably carry out teaching-guiding work, facilitate religion The point of Shi Jinhang English teaching refers to teaching.

8. in the utility model, the rubber cap, the setting of connecting rope and lever can preferably store laser lamp sheet Body is easy to use.

9. in the utility model, the setting of the lever and extension bar can cooperate the setting of disassembly pipe, make as teaching pole With facilitating teachers ' teaching.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the utility model.

Fig. 2 is the structural schematic diagram of the foldable promotion rod structure of the utility model.

Fig. 3 is the structural schematic diagram of the big screen plate structure of English teaching of the utility model.

Fig. 4 is the structural schematic diagram of the laser inscription structure of the utility model.

Fig. 5 is the structural schematic diagram of the three-legged supporting frame of the utility model.

In figure:

1, double end external thread rod；2, three-legged supporting frame；21, folding leg；211, threading hole；212, tied rope；213, rubber block； 22, installation axle；23, mounting hole；24, limited block；25, internal screw thread cylinder attachment base；3, foldable promotion rod structure；31, solid Fixed board；32, arc fixing seat；321, L-type fixed baffle；322, L-type flapper；323, hinged bolt；33, connecting shaft； 34, homalocephalus swingle；35, telescoping tube；36, bolt is adjusted；4, rotating seat；5, rotary shaft；6, deep groove ball bearing；7, it is connected and fixed Seat；8, bolt and nut is connected；9, laser inscription structure；91, rubber cap；92, connecting rope；93, lever；931, laser lamp sheet Body；932, placing groove；94, extension bar；941, disassembly pipe；942, aqueous marker；943, thread head；944, Dustproof plastic cap； 10, storing case；11, snap fastener；12, nylon cable tie；13, the big screen plate structure of English teaching；131, blank is pushed and pulled；1311, level-one Oval-shaped groove；132, sliding block；133, sliding rail；134, mounting base；1341, fixed blank；1342, second level oval-shaped groove； 1343,52 inches of touch tablet computers；1344, band power cord plug；14, nylon drawstring；15, sub- velcro；16, Female velcro.

Specific embodiment

The utility model is described further below in conjunction with attached drawing:

Embodiment:

As shown in attached drawing 1 to attached drawing 5

The utility model provides the multi-modal English teaching device for being used for English teaching, including double end external thread rod 1, three feet Support frame 2, foldable promotion rod structure 3, rotating seat 4, rotary shaft 5, deep groove ball bearing 6 are connected and fixed seat 7, connect bolt spiral shell Mother 8, laser inscription structure 9, storing case 10, snap fastener 11, nylon cable tie 12, the big screen plate structure 13 of English teaching, nylon are drawn Band 14, sub- velcro 15 and female velcro 16, one end of the double end external thread rod 1 connect three-legged supporting frame 2, and the other end connects Connect foldable promotion rod structure 3；One end of the rotary shaft 5 is welded on the lower middle position of rotating seat 4, and the other end is logical It crosses deep groove ball bearing 6 and is mounted on the bosom position for being connected and fixed seat 7；The deep groove ball bearing 6, which is embedded in, to be connected and fixed The bosom position of seat 7；The seat 7 that is connected and fixed is connected to foldable promotion rod structure 3 by connecting bolt and nut 8 Top；The laser inscription structure 9, which is horizontally through between nylon cable tie 12 and nylon cable tie 12, is placed on storing case 10 Inside；The snap fastener 11 is glued to the top of nylon cable tie 12；The nylon cable tie 12 respectively set by longitudinal be glued to Put the front surface middle position and rear surface middle position of box 10；The big screen plate structure 13 of the English teaching is mounted on rotating seat 4 top；Sub- velcro 15 is glued in described 14 one end of nylon drawstring, and the other end is laterally glued to the right side of double end external thread rod 1 Side middle position；Female velcro 16 is glued in described 14 one end of nylon drawstring, and the other end is laterally glued to double end external thread rod 1 Left side middle position；The sub- velcro 15 and the stickup of female velcro 16 are equipped with；The foldable promotion rod structure 3 Including fixed plate 31, arc fixing seat 32, connecting shaft 33, homalocephalus swingle 34, telescoping tube 35 and adjusting bolt 36, described consolidates 31 transverse weld of fixed board is on the top of arc fixing seat 32；Pacified by connecting shaft 33 at the homalocephalus end of the homalocephalus swingle 34 Mounted in the lower inside of arc fixing seat 32；The telescoping tube 35 is socketed in the outer lower portion of homalocephalus swingle 34；Described Adjust the junction that bolt 36 is threaded in telescoping tube 35 and homalocephalus swingle 34.

In above-described embodiment, specifically, the arc fixing seat 32 includes L-type fixed baffle 321, L-type flapper 322 and hinged bolt 323, the upper right quarter longitudinal measure of the L-type fixed baffle 321 is in the left side of arc fixing seat 32 Middle position；The top of the L-type flapper 322 is mounted on the right side of arc fixing seat 32 by hinged bolt 323 Middle position；The short slab position of the L-type fixed baffle 321 and the short slab position face setting of L-type flapper 322.

In above-described embodiment, specifically, the big screen plate structure 13 of the English teaching includes push-and-pull blank 131, sliding block 132, sliding rail 133 and mounting base 134, the sliding block 132 respectively screw be connected to upside of push-and-pull blank 131 or so two and The position of downside or so two；The sliding block 132 slides the inside for being connected to sliding rail 133 in pairs；The push-and-pull blank 131 It is installed between sliding rail 133 and sliding rail 133 by the sliding block 132 being arranged in pairs；Cross bolts are mounted on the sliding rail 133 respectively Two positions above and below the inside of mounting base 134；The push-and-pull blank 131 is placed in the front surface of mounting base 134.

In above-described embodiment, specifically, the mounting base 134 includes fixed blank 1341, second level oval-shaped groove 1342,52 inches of touch tablet computers 1343 and with power cord plug 1344,1341 bolt of the fixation blank peace The middle position on the left of the front surface of mounting base 134；The second level oval-shaped groove 1342 is provided with fixed blank 1341 Front surface on the right side of middle position；The touch tablet computer 1343 of described 52 inches is articulated in the inside of mounting base 134 Right side middle position；The left end with power cord plug 1344 is plugged on 52 English through the bottom right wall of mounting base 134 In the right lower quadrant USB jack of very little touch tablet computer 1343.

In above-described embodiment, specifically, the laser inscription structure 9 includes rubber cap 91, connecting rope 92, lever 93 With extension bar 94, the rubber cap 91 is connected to the top of lever 93 by connecting rope 92；The rubber cap 91 is plugged on The upper end entrance of lever 93；94 longitudinal screw of extension bar is connected to the inner lower of lever 93.

In above-described embodiment, specifically, the lever 93 includes laser lamp ontology 931 and placing groove 932, described swashs Inside the placing groove 932 that the longitudinal upper inside for being plugged on lever 93 of light lamp ontology 931 longitudinally opens up.

In above-described embodiment, specifically, the lower end longitudinal screw of the extension bar 94 is connected with disassembly pipe 941；It is described The bosom position of disassembly pipe 941 be threaded with thread head 943；The lower middle position glue of the thread head 943 It is connected to aqueous marker 942；The lower end of the disassembly pipe 941 is connected with Dustproof plastic cap 944；The Dustproof plastic cap 944 are socketed in the outside of aqueous marker 942.

In above-described embodiment, specifically, the three-legged supporting frame 2 include folding leg 21, installation axle 22, mounting hole 23, Limited block 24 and internal screw thread cylinder attachment base 25, the peace that the installation axle 22 is opened up through the inside lower left side of folding leg 21 Dress hole 23 is mounted on the inside grooves opened up at the inside edge of internal screw thread cylinder attachment base 25；24 spiral shell of limited block Nail is connected to the rear surface edge of internal screw thread cylinder attachment base 25.

In above-described embodiment, specifically, the inside middle position of the folding leg 21 offers threading hole 211；It is described Threading hole 211 be internally provided with tied rope 212；The lower end of the folding leg 21, which is glued, to be had with a thickness of five centimetres to eight centimetres Rubber block 213.

In above-described embodiment, specifically, described is connected and fixed between seat 7 and fixed plate 31 through connection bolt and nut 8 It is attached.

In above-described embodiment, specifically, the upper end head thread of the lower end of the telescoping tube 35 and double end external thread rod 1 connects Connect setting.

In above-described embodiment, specifically, the mounting base 134 and rotating seat 4 is bolted setting.

In above-described embodiment, specifically, to offer level-one ellipse in middle position on the left of the front surface of the push-and-pull blank 131 Circular groove 1311.

In above-described embodiment, specifically, the push-and-pull blank 131 is located at the front surface front of fixed blank 1341 It sets and the front surface forward position of 52 inches of touch tablet computers 1343.

In above-described embodiment, specifically, there are three the settings of folding leg 21；The folding leg 21 and folding leg 21 Between angle be set as 115 degree to 120 degree.

In above-described embodiment, specifically, there are three the settings of limited block 24；The limited block 24 and limited block 24 Between angle be set as 115 degree to 120 degree；The limited block 24 is placed in the rear surface position of folding leg 21 It sets.

In above-described embodiment, specifically, the internal screw thread cylinder attachment base 25 is threaded in double end external thread rod 1 Lower end.

Working principle

In the utility model, when teaching writing, by backing out disassembly pipe 941, aqueous mark is taken out from disassembly pipe 941 Pen 942 can carry out English teaching work on push-and-pull blank 131 or on fixed blank 1341, in order to realize multi-modal religion Work is learned, push-and-pull blank 131 can be pulled to the left, so that push-and-pull blank 131 is moved to the left on sliding rail 133 with sliding block 132, Until 52 inches of touch tablet computers 1343 expose, then by being 52 inches of touchings with power cord plug 1344 It touches formula tablet computer 1343 to be powered, the plug with power cord plug 1344 is inserted on socket, can carry out not the same year The student instruction work of age section after teaching, pushes back push-and-pull blank 131, by internal screw thread cylinder attachment base 25 outside double end 1 lower end of threaded rod is unloaded, and folding leg 21 is then packed up, and is packed up folding leg 21 by tied rope 212 and is tightened, and spiral shell will be then adjusted Bolt 36 screws down, and L-type flapper 322 is disassembled, and then homalocephalus swingle 34 lifts to the right, loosens and adjusts bolt 36, Telescoping tube 35 is taken in into 34 top of homalocephalus swingle, locking adjusts bolt 36, passes through nylon drawstring 14 and the folding leg stored 21 put together, store together by the stickup cooperation of sub- velcro 15 and female velcro 16, store for convenience Connection bolt and nut 8 can also be screwed down, the big screen plate structure 13 of English teaching is received by the big screen plate structure 13 of English teaching Receive placement.

Using technical solution described in the utility model or those skilled in the art in technical solutions of the utility model Under inspiration, similar technical solution is designed, and reaches above-mentioned technical effect, is the protection model for falling into the utility model It encloses.

Claims (10)

1. being used for the multi-modal English teaching device of English teaching, including double end external thread rod (1), three-legged supporting frame (2) can be rolled over Folded promotion rod structure (3), rotating seat (4), rotary shaft (5), deep groove ball bearing (6) are connected and fixed seat (7), connect bolt and nut (8), laser inscription structure (9), storing case (10), snap fastener (11), nylon cable tie (12), the big screen plate structure of English teaching (13), nylon drawstring (14), sub- velcro (15) and female velcro (16), one end connection of the double end external thread rod (1) Three-legged supporting frame (2), the other end connect foldable promotion rod structure (3)；One end of the rotary shaft (5) is welded on rotating seat (4) lower middle position, the other end are mounted on the bosom position for being connected and fixed seat (7) by deep groove ball bearing (6)；Institute The deep groove ball bearing (6) stated is embedded in the bosom position for being connected and fixed seat (7)；The seat (7) that is connected and fixed passes through company Connecting bolt nut (8) is connected to the top of foldable promotion rod structure (3)；The laser inscription structure (9) is horizontally through The inside of storing case (10) is placed between nylon cable tie (12) and nylon cable tie (12)；The snap fastener (11) is glued to Buddhist nun The top of imperial band (12)；The nylon cable tie (12) respectively longitudinal front surface middle position for being glued to storing case (10) and Rear surface middle position；The big screen plate structure of the English teaching (13) is mounted on the top of rotating seat (4)；The nylon is drawn Sub- velcro (15) are glued in band (14) one end, and the other end is laterally glued to the right side middle position of double end external thread rod (1)；It is described Nylon drawstring (14) one end be glued female velcro (16), the other end is laterally glued among the left side of double end external thread rod (1) Position；The sub- velcro (15) and female velcro (16) stickup are equipped with, which is characterized in that the foldable promotion Rod structure (3) includes fixed plate (31), arc fixing seat (32), connecting shaft (33), homalocephalus swingle (34), telescoping tube (35) and It adjusts bolt (36), top of the fixed plate (31) transverse weld in arc fixing seat (32)；The homalocephalus swingle (34) homalocephalus end is mounted on the lower inside of arc fixing seat (32) by connecting shaft (33)；Telescoping tube (35) socket Outer lower portion in homalocephalus swingle (34)；The adjusting bolt (36) is threaded in telescoping tube (35) and homalocephalus swingle (34) junction.

2. being used for the multi-modal English teaching device of English teaching as described in claim 1, which is characterized in that the arc Fixing seat (32) includes L-type fixed baffle (321), L-type flapper (322) and hinged bolt (323), and the L-type is solid The upper right quarter longitudinal measure of baffle (321) is determined in the left side middle position of arc fixing seat (32)；The L-type flapper (322) top is mounted on the right side middle position of arc fixing seat (32) by hinged bolt (323)；The L-type is solid Determine the short slab position of baffle (321) and the short slab position face setting of L-type flapper (322).

3. being used for the multi-modal English teaching device of English teaching as described in claim 1, which is characterized in that the English Impart knowledge to students big screen plate structure (13) include push-and-pull blank (131), sliding block (132), sliding rail (133) and mounting base (134), the cunning Screw is connected to the upside of push-and-pull blank (131) or so two positions of two and downside or so to block (132) respectively；The sliding block (132) inside for being connected to sliding rail (133) is slided in pairs；The push-and-pull blank (131) passes through the sliding block (132) being arranged in pairs It installs between sliding rail (133) and sliding rail (133)；Cross bolts are mounted on the interior of mounting base (134) to the sliding rail (133) respectively Two positions above and below side；The push-and-pull blank (131) is placed in the front surface of mounting base (134).

4. being used for the multi-modal English teaching device of English teaching as claimed in claim 3, which is characterized in that the installation Seat (134) includes fixed blank (1341), second level oval-shaped groove (1342), 52 inches of touch tablet computers (1343) With band power cord plug (1344), described fixation blank (1341) bolt is mounted in the front surface left side of mounting base (134) Between position；The second level oval-shaped groove (1342) is provided with middle position on the right side of the front surface of fixed blank (1341)；Institute The touch tablet computer (1343) of 52 inches stated is articulated in the inner right side middle position of mounting base (134)；Described Bottom right wall of the left end with power cord plug (1344) through mounting base (134) is plugged on 52 inches of touch tablet computers (1343) in right lower quadrant USB jack.

5. being used for the multi-modal English teaching device of English teaching as described in claim 1, which is characterized in that the laser Lettering pen structure (9) includes rubber cap (91), connecting rope (92), lever (93) and extension bar (94), the rubber cap (91) The top of lever (93) is connected to by connecting rope (92)；The rubber cap (91) is plugged on the upper end import of lever (93) Place；Described extension bar (94) longitudinal screw is connected to the inner lower of lever (93).

6. being used for the multi-modal English teaching device of English teaching as claimed in claim 5, which is characterized in that the lever It (93) include laser lamp ontology (931) and placing groove (932), the laser lamp ontology (931) is longitudinally plugged on lever (93) The placing groove (932) that longitudinally opens up of upper inside it is internal.

7. being used for the multi-modal English teaching device of English teaching as claimed in claim 5, which is characterized in that the lengthening The lower end longitudinal screw of bar (94) is connected with disassembly pipe (941)；The bosom position of the disassembly pipe (941) is threadedly coupled There are thread head (943)；The lower middle position splicing of the thread head (943) has aqueous marker (942)；The disassembly The lower end of pipe (941) is connected with Dustproof plastic cap (944)；The Dustproof plastic cap (944) is socketed in aqueous marker (942) Outside.

8. being used for the multi-modal English teaching device of English teaching as described in claim 1, which is characterized in that three feet Support frame (2) includes folding leg (21), installation axle (22), mounting hole (23), limited block (24) and internal screw thread cylinder attachment base (25), the mounting hole (23) that inside lower left side of the installation axle (22) through folding leg (21) opens up is mounted on internal screw thread circle The inside grooves opened up at the inside edge of cylindricality attachment base (25)；Described limited block (24) screw is connected to internal screw thread cylinder The rear surface edge of shape attachment base (25).

9. being used for the multi-modal English teaching device of English teaching as claimed in claim 8, which is characterized in that the folding The inside middle position of leg (21) offers threading hole (211)；The threading hole (211) is internally provided with tied rope (212)；Institute It is glued the rubber block (213) having with a thickness of five centimetres to eight centimetres in the lower end for the folding leg (21) stated.

10. being used for the multi-modal English teaching device of English teaching as claimed in claim 3, which is characterized in that described pushes away Middle position on the left of the front surface of blank (131) is drawn to offer level-one oval-shaped groove (1311).