CN211335319U

CN211335319U - Portable outdoor teaching device for English teaching

Info

Publication number: CN211335319U
Application number: CN202020033840.9U
Authority: CN
Inventors: 何静; 尹梅; 谭倩
Original assignee: Hunan Vocational College of Chemical Technology
Current assignee: Hunan Vocational College of Chemical Technology
Priority date: 2020-01-08
Filing date: 2020-01-08
Publication date: 2020-08-25
Anticipated expiration: 2030-01-08

Abstract

The utility model discloses a portable english teaching is with outdoor teaching device, including fixing base, clipboard, positioner and rolling device, fixing base top center department fixed welding has a fixed cylinder, the fixed cylinder top is provided with the movable rod, the fixed welding in movable rod top has the installing frame, the inside diapire center department of installing frame rotates and is connected with the turning block, the installing frame has the clipboard through turning block fixed welding, hold all fixedly connected with iron sheet around the clipboard, all be provided with the magnetic path of iron sheet actuation on the clipboard front and back, the equal fixedly connected with of both sides lower extreme places the piece around the clipboard, place the piece top and seted up the standing groove, be provided with positioner on the wall of installing frame both sides, the mounting groove has been seted up to the fixing base bottom, and the inside rolling device that is provided with of mounting groove. This outdoor teaching device is used in teaching of portable english, simple structure, the practicality is strong.

Description

Portable outdoor teaching device for English teaching

Technical Field

The utility model belongs to the technical field of the teaching device, concretely relates to portable english teaching is with outdoor teaching device.

Background

English is a language in the Indonesian system, the Japanese language family, and is formed by combining 26 letters, wherein English letters are derived from Latin letters, Latin letters are derived from Greek letters, and Greek letters are evolved from Kaempferia letters. English is the internationally specified official language (as the native language), and is also the first most widespread language in the world, containing about 49 words, plus about 30 tens of thousands of technical terms, being the most lexical language, and also being the official language of the european union and many international organizations and countries of the english federation, having the third-place population of native users in the world, next to the population of chinese and spanish native users, english evolved from the language spoken by english, krxon and white in the british tribe ancient from scandina peninsula, denland, and peripheral immigration to the illicit, and propagated through the activities of civilians in the united kingdom to all over the world. Since the Chinese language is historically contacted with various national languages, the vocabulary of the Chinese language is changed from unary to multivariate, the grammar is changed from 'more inflection' to 'less inflection', and the voice is changed regularly; in the outdoor English teaching, a teaching device is needed to be used for teaching; present english teaching is with outdoor teaching device, when using, the mr can not adjust overall height according to own height, influences its use.

Therefore, in order to meet the current situation, it is urgently needed to design and produce a portable outdoor teaching device for English teaching so as to meet the requirements of actual use.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a portable english teaching is with outdoor teaching device to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a portable english teaching is with outdoor teaching device, includes fixing base, clipboard, positioner and rolling device, fixing base top center department fixed welding has a fixed cylinder, the fixed cylinder top is provided with the movable rod, the fixed welding in movable rod top has the installing frame, the inside diapire center department of installing frame rotates and is connected with the turning block, the installing frame has the clipboard through turning block fixed welding, equal fixedly connected with iron sheet on the clipboard front and back end, all be provided with the magnetic path of iron sheet actuation around the clipboard, the equal fixedly connected with of both sides lower extreme places the piece around the clipboard, place the piece top and seted up the standing groove, be provided with positioner on the wall of installing frame both sides, the mounting groove has been seted up to the fixing base bottom, the inside rolling device that is provided with of mounting groove.

Preferably, the bottom of the movable rod penetrates through the top of the fixed cylinder, extends into the fixed cylinder and is in sliding connection with the inner side wall of the fixed cylinder, a locking bolt is arranged at the upper end of the front surface of the fixed cylinder, a plurality of groups of positioning holes are formed in the front surface of the movable rod, and the locking bolt is matched with the positioning holes.

Preferably, positioner is including drawing piece, carriage release lever and locating pin, the draw-in groove has all been seted up to clipboard both ends center department, the inside both sides wall of installing frame is seted up with the corresponding recess of draw-in groove, the inside carriage release lever that is provided with of recess, carriage release lever one end fixed weld has the locating pin, carriage release lever one end is kept away from to the locating pin to extend to inside the draw-in groove, carriage release lever surface cover is equipped with the spring, the one end and the fixed welding of locating pin one end of spring, the other end and the recess inner wall fixed connection of spring, the carriage release lever is kept away from locating pin one end and is passed the recess to run through the installing frame lateral wall, and.

Preferably, the rolling device comprises a sliding plate, a hydraulic telescopic rod, a sleeve and rolling wheels, the center of the top wall inside the mounting groove formed at the bottom of the fixing seat is fixedly welded with the hydraulic telescopic rod, the bottom of the hydraulic telescopic rod is fixedly welded with the sliding plate, two ends of the sliding plate are connected with two side walls inside the mounting groove in a sliding mode, supporting rods are fixedly welded on the periphery of the top of the sliding plate, the tops of the supporting rods penetrate through the bottom of the sleeve and extend to the inside of the sleeve, the tops of the supporting rods are connected with the side walls inside the sleeve in a sliding.

Preferably, two groups of connecting sheets are fixedly welded on the periphery of the bottom of the sliding plate, and rolling wheels are rotatably connected between the two groups of connecting sheets through rotating shafts.

The utility model discloses a technological effect and advantage: the portable outdoor teaching device for English teaching is mutually matched and connected with the plurality of groups of positioning holes on the movable rod through the locking bolts on the fixed cylinder, so that the overall height is adjusted, and teachers with different heights can use the portable outdoor teaching device conveniently; through the arranged rolling device, the hydraulic telescopic rod is used for driving the sliding plate to slide up and down in the mounting groove, so that the rolling wheels are abutted against the ground, the integral movement is facilitated, and meanwhile, the rolling wheels are contracted in the mounting groove, so that the integral stability is facilitated; the writing board can rotate through the matching arrangement of the writing board and the first rotating shaft, when a teacher gives a lecture, the teacher does not need to wipe off written contents after the front side of the writing board is full of written books, the writing board is directly rotated, the back side of the writing board is rotated to the front side of the writing board to continue the lecture, the time for wiping the teaching board is saved, the written contents can be temporarily reserved, so that students can pick up and copy after class when taking notes, and meanwhile, the positioning pin can be matched with the clamping groove on the writing board to fix the writing board; this outdoor teaching device is used in teaching of portable english, simple structure, the practicality is strong.

Drawings

Fig. 1 is a cross-sectional view of the present invention;

fig. 2 is an enlarged view of the structure a in fig. 1 according to the present invention;

fig. 3 is a front view of the rolling device of the present invention;

fig. 4 is a schematic structural diagram of the placing block of the present invention.

In the figure: the device comprises a fixed seat 1, a fixed cylinder 2, a movable rod 3, a mounting frame 4, a writing board 5, a positioning device 6, a pulling block 61, a moving rod 62, a positioning pin 63, a rolling device 7, a sliding plate 71, a hydraulic telescopic rod 72, a sleeve 73, a rolling wheel 74, a locking bolt 8, a placing block 9, a magnetic block 10 and a placing groove 11.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments 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.

Unless defined otherwise, all references to up, down, left, right, front, back, inner and outer directions herein are to be interpreted as referring to up, down, left, right, front, back, inner and outer directions in the drawings to which the invention is applied, and all references are hereby incorporated herein by reference.

The utility model provides a portable English teaching outdoor teaching device as shown in figures 1-4, which comprises a fixed seat 1, a writing board 5, a positioning device 6 and a rolling device 7, wherein a fixed cylinder 2 is fixedly welded at the center of the top of the fixed seat 1, a movable rod 3 is arranged at the top of the fixed cylinder 2, a mounting frame 4 is fixedly welded at the top of the movable rod 3, a rotating block is rotatably connected at the center of the bottom wall inside the mounting frame 4, the writing board 5 is fixedly welded on the mounting frame 4 through the rotating block, iron sheets are fixedly connected on the front end and the rear end of the writing board 5, magnetic blocks 10 for attracting the iron sheets are arranged on the front end and the rear end of the writing board 5, placing blocks 9 are fixedly connected at the lower ends of the front side and the rear side of the writing board 5, placing grooves 11 are arranged at the tops of the placing blocks 9, the positioning device 6, the mounting groove has been seted up to fixing base 1 bottom, and the mounting groove is inside to be provided with rolling device 7.

Specifically, 3 bottoms of movable rod run through 2 tops of solid fixed cylinder to inside extends to, and with the inside lateral wall sliding connection of solid fixed cylinder 2, solid fixed cylinder 2 positive surface upper end is provided with locking bolt 8, the multiunit locating hole has been seted up on the movable rod 3 positive surface, locking bolt 8 suits with the locating hole.

Specifically, positioner 6 is including drawing piece 61, carriage release lever 62 and locating pin 63, the draw-in groove has all been seted up at 5 both ends centers of clipboard, 4 inside both sides walls of installing frame are seted up with the corresponding recess of draw-in groove, the inside carriage release lever 62 that is provided with of recess, 62 one end fixed welding of carriage release lever has locating pin 63, carriage release lever 62 one end is kept away from to locating pin 63 to extend to inside the draw-in groove, 62 surperficial covers of carriage release lever are equipped with the spring, the one end and the fixed welding of locating pin 63 one end of spring, the other end and the recess inner wall fixed connection of spring, carriage release lever 62 is kept away from locating pin 63 one end and is passed the recess to run through 4 lateral walls of installing frame, and extend to.

Specifically, the rolling device 7 includes a sliding plate 71, a hydraulic telescopic rod 72, a sleeve 73 and rolling wheels 74, the hydraulic telescopic rod 72 is fixedly welded at the center of the top wall of the mounting groove formed in the bottom of the fixing seat 1, the sliding plate 71 is fixedly welded at the bottom of the hydraulic telescopic rod 72, two ends of the sliding plate 71 are slidably connected with two side walls of the mounting groove, supporting rods are fixedly welded around the top of the sliding plate 71, the tops of the supporting rods penetrate through the bottom of the sleeve 73 and extend into the sleeve 73, the supporting rods are slidably connected with the side walls of the sleeve 73, the sleeve 73 is matched with the supporting rods, the stability of the sliding plate 71 is guaranteed, and the sleeve 73 is fixedly welded with the.

Specifically, two groups of connecting sheets are fixedly welded on the periphery of the bottom of the sliding plate 71, and rolling wheels 74 are rotatably connected between the two groups of connecting sheets through rotating shafts.

Specifically, when the portable outdoor teaching device for English teaching is used, the hydraulic telescopic rod 72 is started firstly, the hydraulic telescopic rod 72 drives the sliding plate 71 to slide up and down in the mounting groove, so that the rolling wheel 74 is abutted against the ground, the whole is moved to a required place, then the rolling wheel 74 is contracted inside the mounting groove by using the hydraulic telescopic rod 72, the whole is convenient to stabilize, then the locking bolt 8 on the fixed cylinder 2 is matched and connected with a plurality of groups of positioning holes on the movable rod 3, so that the whole height is adjusted, when a teacher speaks, the writing contents do not need to be wiped off after the front face of the writing board 5 is full, the pulling block 61 is pulled, the pulling block 61 drives the positioning pin 63 to fall off the clamping groove, the writing board 5 is rotated through the rotating block, then the pulling block 61 is loosened due to the flexibility of the spring, so that the positioning pin 63 is matched and connected with the clamping groove on the, the teacher continues to give lessons.

Finally, it should be noted that: 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 and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a portable english teaching is with outdoor teaching device, includes fixing base (1), clipboard (5), positioner (6) and rolling device (7), its characterized in that: a fixed cylinder (2) is fixedly welded at the center of the top of the fixed seat (1), a movable rod (3) is arranged at the top of the fixed cylinder (2), the top of the movable rod (3) is fixedly welded with a mounting frame (4), the center of the bottom wall inside the mounting frame (4) is rotatably connected with a rotating block, the mounting frame (4) is fixedly welded with a writing board (5) through a rotating block, the front end and the rear end of the writing board (5) are fixedly connected with iron sheets, the front end and the rear end of the writing board (5) are respectively provided with a magnet (10) with an iron sheet for attracting, the lower ends of the front side and the rear side of the writing board (5) are fixedly connected with placing blocks (9), a placing groove (11) is arranged at the top of the placing block (9), positioning devices (6) are arranged on two side walls of the mounting frame (4), the bottom of the fixing seat (1) is provided with a mounting groove, and a rolling device (7) is arranged in the mounting groove.

2. The outdoor teaching device for portable english teaching of claim 1, characterized in that: the utility model discloses a fixing device for the automobile seat, including a fixed section of thick bamboo, movable rod (3) bottom runs through fixed section of thick bamboo (2) top to inside extends to it, and with fixed section of thick bamboo (2) inside lateral wall sliding connection, fixed section of thick bamboo (2) positive surface upper end is provided with locking bolt (8), multiunit locating hole has been seted up on movable rod (3) positive surface, locking bolt (8) suit with the locating hole.

3. The outdoor teaching device for portable english teaching of claim 1, characterized in that: positioner (6) are including drawing piece (61), carriage release lever (62) and locating pin (63), the draw-in groove has all been seted up at clipboard (5) both ends center department, the recess corresponding with the draw-in groove has been seted up to installing frame (4) inside both sides wall, and the inside carriage release lever (62) that is provided with of recess, carriage release lever (62) one end fixed weld has locating pin (63), carriage release lever (62) one end is kept away from in locating pin (63) to extend to inside the draw-in groove, carriage release lever (62) surface cover is equipped with the spring, the one end and the fixed welding of locating pin (63) one end of spring, the other end and the recess inner wall fixed connection of spring, locating pin (63) one end is kept away from in carriage release lever (62) passes the recess to run through installing frame (4) lateral wall, and extend to installing frame (4).

4. The outdoor teaching device for portable english teaching of claim 1, characterized in that: rolling device (7) include sliding plate (71), hydraulic telescoping rod (72), sleeve (73) and roll wheel (74), the fixed welding in the inside roof center department of mounting groove that fixing base (1) bottom was seted up has hydraulic telescoping rod (72), the fixed welding in hydraulic telescoping rod (72) bottom has sliding plate (71), sliding plate (71) both ends and the inside both sides wall sliding connection of mounting groove, sliding plate (71) top all fixed welding all around has branch, and the branch top runs through sleeve (73) bottom to extend to inside sleeve (73), and with sleeve (73) inside lateral wall sliding connection, four groups sleeve (73) and the inside roof fixed weld of mounting groove.

5. The outdoor teaching device for portable English teaching of claim 4, wherein: two groups of connecting sheets are fixedly welded on the periphery of the bottom of the sliding plate (71), and rolling wheels (74) are rotatably connected between the two groups of connecting sheets through rotating shafts.